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Installation & Operations (T1)

1. Press the Escape button to return to the DS1a Status submenu 5 Press the button beneath Conn The screen displays the current channel assignment status for DS1a DSO channels 01 through 03 Press the gt button to scroll through the rest of the DSO channels 04 through 24 ISX 5314 DSia Status RxD Signl Chanl Conn gt DSU DS1a Conn Status Escape Top Oidsb0t 02dsb02 O38 S Three fields are displayed for a DSO channel number when it is assigned to a T 1 interface The first two fields are displayed when a DSO channel number is assigned to a DTE or when it is unassigned The fields show the status of the following for DSO channel number 01 e 01 indicates the DS1a DSO channel number The other possible displays are 02 through 24 e dsb indicates the DS1a DSO channel number is assigned to line B The other possible displays are dsa line A dte1 DTE 1 dte2 DTE 2 dte3 DTE 3 dte4 DTE 4 and not assigned e 01 indicates the DS1a DSO channel number is assigned to line B DSO channel number 01 Possible displays are 01 through 24 Online Operation Press the Escape button to return to the DS1a Status submenu 6 Press the gt button RxD Signl Chanl Conn gt ISX 5314 DSia Status Escape Top aS a 7 Press the button beneath Line The screen displays the current DS1a line status lt C ISX 5314 DSia Status Escape Top onn Line Avail Level gt DSU DSia Line Sta
2. 7 The screen displays the Modem Configuration submenu Press the button beneath Conn ISX 5314 Modem Config Type Conn Escape Top 8 The screen displays the first four parameter submenus Press the gt button to scroll through the remaining options T7 MODEM Connect Confg Escape Top Dial Disc Setup Phon gt T7 MODEM Connect Confg lt Phon Dcond Retry InTmr 4 29 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 30 The T7 Modem Connect Configuration submenu allows you to perform the following functions Add characters to the setup string for a generic modem Enter the telephone number Specify the conditions under which the remote ISX 5312 5314 automatically dials the CMS 400 Specify the number of times the ISX 5312 5314 redials a call if the previous attempt is unsuccessful Specify the conditions under which the remote ISX 5312 5314 automatically disconnects a call Originate calls Disconnect calls The following sections describe each of these procedures Adding Characters to the Setup String The Setup parameter allows you to add 40 characters maximum to a generic modem s predefined setup string This parameter is non functional for the ALM 3226 The modem must support the predefined setup string AT amp FEOQOV0S7 nnn Therefore do not use the following commands Factory Defaults amp F Echo Mode E Quiet Mode Q Response Type Vv Connection Tim
3. Escape Top 4 46 Defining Operating Parameters The top line of the display shows from left to right two fields that indicate the following e 01 first field indicates the DS1a DSO channel number to be assigned The available options are 01 through 24 e None second field indicates the DTE to which you are assigning the DS1la DSO channel number The available options are None and DTE1 If the DS1a DSO channel number has already been assigned to a DTE or to a DS1 line the current assignment is displayed in this field Possible displays are DTE2 DTE3 DTE4 DS1a and DS1b In this case the front panel will not allow you to scroll to this field If you want to change the channel assignment you must first unassign the channel by selecting None For example if DTE2 is displayed you must first go to the DTE 2 Connection submenu and select None for DS1a DSO channel number 01 before you can assign this channel to DTE 1 6 To increase the first digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to move from space to space DSla 11 to None R n Acc DSla 11 to DTE1 R n Acc 8 Press the lt button and repeat Steps 6 and 7 if you want to define additional channel assignments When all the desired assignments have been defined press the Escape button DSla 11 to DTE1 ec R n Acc Inc 4 47 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation
4. External dial backup see Dial backup External equipment connector Cables annann Gani ann 2 8 pin signal assignments listed 2 9 F Factory SUBMENU lees ceseccneeceeeeeseeeeeens 4 73 Framing format cece ee ceseceeeceeeeeneeeeeens 4 53 Front panel oeta e AEAEE rotiiventtoes 3 1 button functions seeeeeeeeeeeerereeerereerere 3 1 mllUStrations cfc ere es ence EEA 3 1 ECD SCLECI nimono oa 1 6 3 1 Front panel controller application 1 12 Front panel emulation n se 1 12 G Gateway address cee ceesceseceseceseceseceseeeseeeees 3 7 H Heartbeat signal 1 14 5 45 Hot spare description soiminen 1 7 4 18 parameters see Spare submenu Status submenu sesesesesssesessseerersseserssesee 5 16 unit configuration eeeseeeeeeeeereerreereeree 4 18 I Installation Steps eee eeeeeeeeceseeeeeeeeeeeeeeeees 2 1 Interface connectors see specific connector Index INX NTS Cable connection 2 10 establishing serial connection 0 2 11 IP addreSS vise see ee ie letnei an 3 5 TSX SOLO se heh ceed aed eds 1 5 2 4 J Jumpers transition board 20 0 eeeeeeseeeeeees 2 2 L LCD Screen see Front panel Line data encoding s es 4 53 Line loopback network initiated see Telco loops Loop tests activating bundle ee eeeeeeeceeeeeeeees 6 16 activating Channel seene 6 12 activating DTE nsere meirin aii 6 8 activating T 1 line 6 11 bundle Loop eee eeceeeeeeeeeer
5. Index APC Access Protection Capability CeSCHiptlON wife aes 1 7 4 12 parameters see APC submenu Status SUBMENU sirana n 5 12 unit configuration 4 13 APC submenu Inhibit Inhbt parameter eee 4 14 Mode parameter 0 eee eeeeeeeeeeseeeeeeeenee 4 13 Revertive Mode Revrt parametert 4 16 Switch Swtch parameter 4 15 Switch on LOS SwLOS parameter 4 17 Applications see Operating environment AT amp T ASDS compatibility ee eeeeeeee 1 6 B Bundle loop see Loop tests C Cable connections see specific connector Cage statt Seona eee a eed a aE 5 7 Central site model CESCHIPUON e255 betietetelelateeustadeesibs tues de ceheceedas 1 5 JUMPOLS csc eel ates a aaa eia 2 2 SWItCHES sce eee A EE E ec beee tee ves 2 4 testing alarm relays eee eeeeeseereeeeeee 6 17 viewing alarm relay status 0 0 0 eee 5 39 viewing cage and slot status eee 5 7 Channel loop see Loop tests Clocks Clock Tolerance Failed alarm 0 4 65 Clock Tolerance parameter eee 4 12 dial backups eccirni ii eiaten denizens 5 47 fallback see hu etnies 4 7 Reference Clock Changed alarm 4 64 DANS a E cit dons PAEA TETTE 4 9 Tolerance Limit parameter eee 4 12 Transmit parameters eree 4 6 CMS 802X Cable connection eeeseeeeeeeeeeeereererneeee 2 10 establishing serial connection 00 2 12 Compatibility ATAT ASDS eecititacevslachetesse
6. Ref Reference Clock Changed alarm DT lt 1 4 gt DTE Failed alarm Tol Clock Tolerance Failed alarm Bk lt 2 or 4 gt Switched to Dial Backup alarm De lt 2 or 4 gt Switched to Dedicated alarm APC APC Switched to Protection Line alarm SPR Hot Spare Switch alarm To clear all stored DSU alarms enter the Configure DSU Alarms submenu and press the button beneath Reset The screen displays the message ISX 5312 5314 Alarm Reset Function Completed Press any button to restore the display back to the Configure DSU Alarms submenu If alarm conditions still exist after the Alarm Reset they are stored as new alarms and displayed on the screen Press any button to restore the display back to the Configure DSU Alarms submenu Notes When the ISX 5312 5314 is managed via T7 once the unit sends an alarm to the CMS 400 network management system further reporting of the alarm condition is inhibited even if the alarm condition clears and is redeclared A Return to Normal RTN function must be performed from the front panel or from the CMS 400 system console to rearm the alarm Defining Operating Parameters When the ISX 5312 5314 is managed via SNMP the latching method first time only trap reporting is used for the DTE 1 RTS Failed DTE 2 RTS Failed DTE 3 RTS Failed and DTE 4 RTS Failed alarms The unit must be rebooted or a RTN function must be performed from the front panel or from the rd5312 5314Rtn MIB object before another tra
7. lt Hstry Reset Online Operation 9 Press the button beneath the alarms you want to clear The screen then displays the message Function Completed If alarm conditions still exist after the alarm reset they are stored as new alarms and displayed on the screen Press any button to restore the display back to the Alarm Reset submenu ISX 5314 Alarm Reset Escape Top DSU DSia DSib Hstry ISX 5314 Alarm Reset Function Completed Notes When the ISX 5312 5314 is managed via T7 once the unit sends an alarm to the CMS 400 network management system further reporting of the alarm condition is inhibited even if the alarm condition clears and is redeclared A Return to Normal RTN function must be performed from the front panel or from the CMS 400 system console to rearm the alarm When the ISX 5312 5314 is managed via SNMP the latching method first time only trap reporting is used for the DTE Failed CSS ES BPV and LOS alarms The unit must be rebooted or a RTN function must be performed from the front panel or from the 1d5312 5314Rtn MIB object before another trap can be sent Diagnostic Tests The Diagnostic Status submenu allows you to view whether any tests are in progress on each DTE and each T 1 line To view the test status follow these steps starting from the Status submenu 1 Press the gt button ISX 5314 Status Mode DSU Ports DSia DSib gt Escape Top a aa eee ae 5 35 Excali
8. 7 Press gt and then press the button beneath DBU The screen displays the current status of the External Dial Backup feature for the selected DTE port Escape Top ISX 5314 DTE2 Status lt Intrf DBU DTE2 DBU Status Mode Enb Stat ded The display shows the status of the following e Mode indicates whether the External Dial Backup feature is enabled Possible displays are Enb enabled and Dis disabled e Stat indicates which line the service is using It also indicates whether the ISX 5312 5314 dialed the backup device and was unsuccessful in establishing a connection Possible displays are ded DS1 line dbu dial backup line dou F manually forced to dial backup line and dbu T dial backup attempt failed or timed out T 1 Line Status The DS1a and DS1b Status submenus allow you to monitor the current operating status of T 1 lines A and B The T 1 line submenus also allow you to view error statistics from separate 24 hour local Telco and network registers The parameters are identical for both T 1 line submenus To monitor the current operating status of DS1a follow these steps starting from the Status submenu 1 Press the button beneath DS1a ISX 5314 Status Mode DSU Ports DSia DS1b gt Escape Top E 5 20 Online Operation 2 Press the button beneath RxD The screen displays the status of the 8 data bits received from the DS1a line on DSO channels 01 and 02 This displa
9. Adr 130 045 044 103 Cpy 3 6 Using the Front Panel Entering the Gateway Address The ISX 5312 5314 supports a single Gateway for packet routing If the packet destination is on the same subnet as the ISX 5312 5314 the packets are sent directly to the destination If it is not on the same subnet the packets have to be routed to the destination through the Gateway To enable this feature you must enter a Gateway address and a Subnet Mask The Subnet Mask determines whether the destination is on the same subnet as the ISX 5312 5314 If it is on a different subnet the packets are routed through the Gateway The ISX 5312 5314 s default Gateway address is 000 000 000 000 If left at the default setting packets with destinations in other subnets are discarded Any valid IP address can be used for the Gateway address To enter the Gateway address starting from the Top Level menu press the buttons beneath Addr IPAdr GateW You can then enter the Gateway address in the same manner described in the Entering the Unit s Local IP Address section Steps 4 6 Entering the Subnet Mask The Subnet Mask is a bit mask that indicates the bits of an IP address to be interpreted as the subnet address and the bits to be interpreted as the device within the subnet The ISX 5312 5314 s default Subnet Mask is 255 255 255 000 where 255 defines the subnet and 0 defines the device within the subnet Note When connected to an INX NTS the
10. Top Function Completed Press the Escape button four times to return to the Status submenu Online Operation Alarm Status The Alarm Status submenu allows you to view stored alarms separately for the DSU and each T 1 line It also allows you to view a log of combined DSU and T 1 line alarms To view these alarms follow these steps starting from the Status submenu 1 Press the gt button ISX 5314 Status Mode DSU Ports DSia DS1ib gt 2 Press the button beneath Alarm ISX 5314 Status Mode lt DS1b Alarm Diag 3 Press the button beneath DSU If an alarm has occurred since the last alarm reset the screen displays the alarm If no alarms have occurred the screen displays No Alarms Note For units with only one T 1 interface DBU appears on the second line of the Alarm Status screen instead of DS1b ISX 5314 Alarm Status DSia DSib Hstry gt DSU Alarm Status Ref Clock Chg 08 04 20 gt Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 32 For each alarm a time is displayed If an asterisk appears following the time the alarm is currently active and the time displayed indicates the time the alarm occurred If an asterisk does not appear the alarm is inactive and the time displayed indicates the time the alarm was cleared Press the gt button to scroll through any additional alarms that might have occurred The other possible DSU alarm displays are e DTE1
11. 1 DCD 10 Pin 2 Modular l P P l pA LON 9 Pin 10 Pin 9 Pin Jack Female Modular Female Jack Figure B 3 ISX 5312 5314 NMI Port to 9 Pin PC Console Cable Part No 5956 182B Diagram To ISX 5312 5314 To Console Port 8 lt p M TxD E TE 9 7 GND ihin pipe Modular 4 RTS Jack 5 CTS 20 DTR 22 RI 25 Pin Female Figure B 4 ISX 5312 5314 NMI Port to 25 Pin PC Console Cable Part No 5956 173T Diagram B 2 To Standard To ISX 5312 5314 V 35 Cable 7 5 B SGND 2 P i S SDB a a O Fe RDA 3 lt L 5 L l lt T RDB So te 5 l D CTS 6 E DSR 20 E 7 m H DTR 14 i i Y TCA 15 z AA TCB 17 T 5 l X RCB DERTEN EE 24 l 5 i W ETCB a e a l I ly iy 26 Pin 34 Pin Micro Female Male Cable Diagrams Figure B 5 ISX 5312 5314 DTE Port to 34 Pin V 35 Cable Part No 5956 879R Diagram B 3 Appendix C Regulatory Information FCC Part 15 Radio Television Interference Special Notice This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in
12. 3 Press the 4 button You can now insert a character by pressing the 1 button delete a character by pressing the 2 button or delete a character and move the cursor one space to the left by pressing the 3 button When finished press the 4 button two times 4 32 Defining Operating Parameters 4 Press the 4 button two times You can now copy a character into the next space by pressing the 1 button clear a character by pressing the 2 button or clear all characters by pressing the 3 button When finished press the 4 button Gen Setup 4 Cpy Clear CIAII next 5 When the desired characters are displayed press the 3 button to enter them into memory Gen Setup 4115 Dec Acc Entering the Telephone Number For both automatic and manual call origination to function properly you must enter into memory the telephone number of the modem you want to call The number can be a maximum of 38 characters long The characters that you can enter in the telephone number are digits 0 through 9 P T W commas and blank spaces To enter a number press the button beneath Phon Then follow the instructions given in the previous section Adding Characters to the Setup String Automatic Dial The Dial Conditions parameters specify the Dial Condition Events alarms generated on each T 1 line on the remote unit under which the remote ISX 5312 5314 automatically dials the CMS 400 You can enable or disable each ala
13. Both line DS1la and DS1b submenus are identical ISX 5314 Diag Status Escape Top lt DTE4 DSia DS1b 5 37 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 8 Press the button beneath Line Chan and Bndle appear on the screen only for units equipped with two T 1 line interfaces The screen displays whether a loop test is in progress on the DS1a line Off indicates the test is inactive On indicates it is active DSU DSia Diag Status Escape To Line Chan Bndle TstPat DSU DSia Diag Status DSia Line Loop Off xe Press the Escape button to return to the DS1a Diagnostic Status submenu 9 Press the button beneath Chan The screen displays whether a test is in progress on DS1a DSO channel 01 If the DSO channel number is connected the screen also displays the channel connection Press the gt button to scroll through each of the time slots 02 through 24 DSU DSia Diag Status Line Chan Bndle TstPat DSia Ch Lp Status Escape Top O1e n DSib 01 The display shows the status of the following e 01 indicates the DS1a DSO channel number The other possible displays are 02 through 24 e n indicates the DS1a DSO channel number loop is inactive When the loop is active y is displayed e DS1b indicates the DS1a DSO channel number is connected to DS1b The available options are DS1a DS1b DTE1 DTE2 DTE3 DTE4 and None 5 38 Online Operation e 01 indicates
14. Figure 6 6 T 1 Line Local Loopback 6 5 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Local Channel Loop The Local Channel Loop test loops user selectable single or contiguous DSO channels on the selected DS1 line towards the network This test is bidirectional for channels that are cross connected to another T 1 line It is not bidirectional for channels assigned to a DTE This test is only available for units equipped with two T 1 line interfaces Bundle Loop The Bundle Loop test bidirectionally loops all the DSO channels that are cross connected between two T 1 lines This test is only available for units equipped with two T 1 line interfaces Telco Loops The Line Loopback and Payload Loopback are loops initiated by the network The methods of starting and stopping the loopback conditions are defined in AT amp T 54016 and ANSI T1 403 as described in the Network Loops section in Chapter 4 Line Loopback The Line Loopback loops receive data input from the line to the transmit data output toward the network Receive data passes on to the TDM bus but the DTE control and data leads are forced to an inactive state See Figure 6 7 Remote T7 communication is lost during this test Local ISX 5312 5314 RxD Marks T 1 DCD Off Network CTS Off Receiver Figure 6 7 Line Loopback 6 6 Troubleshooting Payload Loopback The Payload Loopback loops receive data input from the line to
15. In addition to sending an alarm to the network management system the ISX 5312 5314 also logs the alarm and sends it to the unit front panel if the DSU Alarm parameter is enabled Online Operation Initiating a Dial Backup Connection Manually To initiate a dial backup connection manually follow these steps starting from the DTE 2 Backup submenu 1 Press the button beneath Force If the DTE 2 Backup Mode parameter is disabled the screen displays the message Invalid DBU is disabled Press any button to restore the display back to the current menu selection ISX 5314 DTE2 Backup Escape Top Mode Param Force 2 The screen displays the DTE 2 Backup Selection submenu Press the button beneath SwDBU The bottom line of the screen displays the message Function Completed If a connection is not mapped to DTE 1 the bottom line of the screen displays the error message DS1 Connection Missing Press any button to restore the display back to the current menu selection Ie DTE2 Backup Selection SwDBU SwDed DTE2 Backup Selection Escape Top Function Completed Note The RTN function does not affect this parameter setting Disconnecting a Dial Backup Connection Manually To disconnect a dial backup connection manually press the button beneath Force in the DTE 2 Backup submenu Then press the button beneath SwDed The bottom line of the screen displays the message Function Completed 5 49 Excalibur ISX 5
16. User ld DACAL DATAC gt Cpy Clear CIAII next 6 Continue in this manner until you have entered the desired user identifier Then press the 3 button to enter it into memory User ID DATA GROUP gt Inc Dec Acc 3 15 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Entering the User Password When the Excalibur ISX 5312 5314 is shipped from the factory the predefined Telnet user password is SERVICE The user password can be any alphanumeric name up to 16 characters long To change the predefined user password enter the Telnet Securing submenu and press the button beneath Passw You can then define a new password in the same manner described in Steps 2 6 in the previous section Session Timeout 3 16 The Session Timeout parameter specifies the amount of time from 0 to 99 minutes a Telnet session can remain inactive before it is automatically terminated by the ISX 5312 5314 The factory default setting is five minutes This option is disabled when set to 00 meaning the ISX 5312 5314 will never time out a Telnet session To set the Session Timeout parameter follow these steps starting from the Telnet Security submenu 1 Press the button beneath SesTO Telnet Security Usrld Passw 2 The screen displays a 2 digit field on the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to
17. You can now view all the settings in the user parameter configuration A reverse video C appears on each screen indicating you can view the settings but you cannot make changes ISX 5314 Config User DLoad ULoad Enabl Dsabl a 4 When you have viewed all the desired settings in the user parameter configuration press the button beneath Dsabl to return all displays to the current parameter configuration ISX 5314 Config User DLoad ULoad Enabl Dsabl To store the current parameter configuration enter the User Strap submenu and press the button beneath ULoad Up Load The current parameter configuration is now stored To replace the current configuration with the user configuration press the button beneath DLoad Down Load The unit then powers down and powers up with the user configuration in place Data is interrupted while the unit is reset and reinitialized Reset Submenu The Reset submenu allows you to initiate a soft unit reboot Press the button beneath Yes Data is interrupted while the unit is reset and reinitialized 4 74 Defining Operating Parameters New Software Submenu The New Software submenu allows you to download the local or remote ISX 5312 5314 s software from a PC loaded with a communications software program The ISX 5312 5314 is compatible with most standard communications software programs such as PC as well as most public domain or shareware software such as QMODEM Notes As long
18. available options are 56K N x 56 Kbps and 64K N x 64 Kbps The Remote T7 parameter specifies whether the unit s DTE T7 channel is enabled The available options are Dsabl and Enabl One T7 channel is available for each DTE port The local ISX 5312 can access up to two remote sites as shown in Figure 4 5 The local ISX 5314 can access up to four remote sites You can also transport T7 data via dial modems and a PSTN line and or via a DSO channel as previously described in the T7 Via Dial Modems and Remote T7 Via a DSO Channel sections in this chapter This parameter is available only for T7 network management If you have SLIP PPP or Ethernet enabled instead of displaying the options for this parameter the screen displays the message Invalid SLIP PPP active Notes Be sure that you have set the T7 Mode parameter in this submenu before enabling the Remote T7 parameter Refer to the T7 Mode section in this chapter for instructions If units are connected in a point to point configuration T7 should only be enabled on one DTE Defining Operating Parameters Nx56 64 Kbps Nx56 64 Kbps REMOTE ISX 5312 LOCAL ISX 5312 Nx56 64 Kbps FRACTIONAL Nx56 64 Kbps NETWORK Nx56 64 Kbps Nx56 64 Kbps REMOTE ISX 5312 CMS 400 Figure 4 5 ISX 5312 with Remote T7 Channel Enabled Connection The Connection parameters specify the DTE s DSO channel assignments To define the DSO channel
19. sses 4 44 T7 network management system connector Cables i sive cette settee levee eds etre i 2 9 pin signal assignments listed 0 0 2 10 T7 via a DSO channel assigning a channel 0 0 eee eeeeeeeseeeneees 4 41 CESCTIPtION 0 eee ana n 4 4 Status SUBMENU 2 0 0 uterito 5 11 T7 via dial modems adding characters to the setup string 4 30 application illustrations eee eee 4 24 automatic dialing 4 33 automatic disconnection 4 35 deseriptionn Aiari tiniee iiia 1 7 4 24 dial T7 path characteristics 00 0 eee 4 26 entering telephone number 4 33 hang up characteristics 4 27 manual disconnection 4 39 manually calling 4 37 Modem Connect parameters see Modem Connect Configuration submenu modem link at CMS 400 characteristics 4 27 1 5 Index T7 via dial modems continued selecting modem type ee eeeeeeeeteeereee 4 39 Status submenu 2000 eee eee eeeeeeeeeeeeeeeeeees 5 8 T7 via DTE ports descrip onein eede eaea aeeti 4 44 enabling remote unit s T7 channel 4 44 selecting T7 mode sssr 4 52 Telco loops Tinie 1OOpDack s ssccct sctsce sse i vee sectebedsesareene iid 6 6 payload loopback sssr 6 7 Telnet CeSCrIpllOna yin nee Aen 1 11 entering Telnet Securing submenu 3 12 entering user identifier eee eeeeeeeee 3 13 entering user password 3 16 Session Time Out parameter e 3 16 Terminal configuring parameters s e
20. viewing error statistics viewing stored alarms and using the External Dial Backup feature Entering the Status Menu To monitor the ISX 5312 5314 s operating status you must enter the Status menu To do so follow these steps starting from the Top Level Menu 1 Press the button beneath Local Excal ISX 5314D T1 SA Escape Top Local Addr RTN E 2 Press the button beneath Stats to enter the Status menu ISX 5314 Local Mode Escape Top Confg Diag ecur 5 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 2 3 The screen displays the first four parameter submenus Press the gt button to scroll through the remaining submenus ISX 5314 Status Mode DSU Ports DSia DSib gt Escape Top ISX 5314 Status Mode lt DSib Alarm Diag The submenus are DSU provides the current operating status of the basic ISX 5312 5314 Ports provides the current operating status for the individual ports DTE 1 and DTE 2 ISX 5312 or DTE 1 DTE 2 DTE 3 and DTE 4 ISX 5314 The parameters are identical for each DTE submenu DS1a DS1b provide the current operating status for T 1 lines A and B They also provide error statistics from separate 24 hour local Telco and network registers The parameters are identical for both line submenus If your unit is equipped with one T 1 line interface the DS1b submenu does not appear on the screen Alarm allows you to view stored alarms Y
21. 2 Alarm Displaysciiessi citer secant r E EE AAR cons wea E eee ak cesar ete eee 3 3 Entering the T7 Address 2 oan ees ids teh poland LE ee eee deat eto 3 3 Entering IP Addresses sic cise shes cuescate pris a aee en e aar i enee Pa Te E OE EAEren AREE EOE Er OOE ATE Iena ta PETES 3 5 Entering the Umit s Local IP Address niei ete niate a ii a aa 3 5 Entering the Gateway Addressee en seed E a EAR AAEE EEE E i 3 7 Entering the Subnet MaSK oiae ireann a a a a hae a a ea 3 7 Enabling Traps eeina Grete ne Geen ead Gun eats san tan nha ha EO roo ERE PEE aeae wan eee 3 7 Establishing Password Protection ss c0 c esol ceecst lee ddadte sancti ce csscttbecs slenlhesdeeieuecoluneveces Wieetscensebescedudustiassinecsed 3 8 Locking and Unlocking Front Panel Functions ceccesceecesecesseceseceseceseeeseeeseeeseeesaeesaeessneesaeeeneeeaaeenaes 3 8 Changing the Pass word 2s s2hsc sedate E aa see eed one Wi sce Soudan vhs Sree eee 3 10 Establishing the Telnet Logon Sequence 0 0 cee ceescesecsseceseceseeeseessneecseeeaeessneseaeesseeesaecaaecsaecaecsseeesaesaeenaeees 3 11 Entering the Telnet Security Submenu 00 000 eee eee eeeeceseeeseeeseeseneeeseecseeseaeeeseeesaecsaecsaecaecssaecaeeaeenaeee 3 12 Entering the User Identifier mreana a ee soeae dee ik tea eng chee eaa ea 3 13 Entering the User Password s csastieeg neva ties antag acento RRE EA gee neta 3 16 Session TIME OUL ses jess evs cav os Gace eee seats eee Rael aoe hao ee Geen
22. A E E EM J iL ISX 5314 Status Mode DSU Ports DSla Alarm gt Q Logof f lt Enter gt Refresh Alt VT 220 Xmodem direct connect Com1 19200 N 81 d sd cd cts 2 03PM Row 24 Coll Direct Connect Connected 00 08 25 Figure 3 4 Typical Terminal Display Screen Terminal Key Functions The terminal key functions are equivalent to the ISX 5312 5314 s front panel buttons To select an option simply type its corresponding number 1 2 3 or 4 from the option display The screen then displays a submenu with a new set of options Whenever the screen cannot fit all options on a single display it displays a right arrow in the lower right corner of the screen To display the additional options type R A left arrow then appears in the lower left corner of the screen This indicates you can display the previous options again by typing L Each time you select an option a new submenu appears until the lowest level menu is reached and the command is executed To return from any menu to the previous menu type E Table 3 1 lists the terminal keys used and their functions 3 19 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Table 3 1 Terminal Key Functions T Returns the display to the Top Level menu Top E Returns the display to the previous menu ESC R Displays additional options when the screen displays a flashing right arrow in the lower right corner On screens displaying a cursor moves the cu
23. Bit Oriented Protocol Message DSU Alarm Parameters The DSU Alarm parameters allow you to enable or disable each DSU alarm from being displayed on the front panel and allow you to clear all stored DSU alarms To enable or disable an alarm follow these steps starting from the Top Level menu 1 Press the button beneath Local Excal ISX 5314D T1 SA Local Addr RTN 2 Press the button beneath Confg ISX 5314 Local Mode Stats Confg Diag Secur 4 66 Defining Operating Parameters 3 Press the gt button ISX 5314 Config Mode Escape Top Ports DSla DS1b gt ae as E 4 Press the button beneath Alarm ISX 5314 Config Mode lt DS1b Alarm Fctry Ustrp gt Escape Top a 5 Press the button beneath DSU ISX 5314 Alarm Config DSla DS1b a ae Escape Top Fe 6 Press the button beneath Enabl DSU Config DSU Alarms Escape Top Enabl Reset la 4 67 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 68 7 Press the button beneath the desired DSU alarm to change its current setting The available options for each alarm are y yes and n no When the desired settings are displayed press the Escape button to return to the Configure DSU Alarms submenu E DSU Enable DSU Alarms Escape Top Ref y Dtl y Dt2 y Dt3 y gt i DSU Enable DSU Alarms Ref n Dtl y Dt2 y Dt3 y gt The alarms are abbreviated on the screen as follows
24. Escape Top RxD Signl Chanl Conn gt ee as ISX 5314 DS1a Statu Escape Top lt Conn Line Avail Level gt a ee 5 Press the button beneath Stats ISX 5314 DS1a Status Escape Top lt Level Stats 6 Press the button beneath Local Telco or NetRx depending on which register s statistics you want to view DSU DSia Error Stat Escape Top Local Telco NetRx Reset 5 29 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 30 7 Press the button beneath the error for which you want to view the statistics To select BPV FBE or COFA you must first press the gt button Press the gt button again to select SES or BES The screen then displays the number of times the error has occurred for the current 15 minute interval and for the past 24 hours DSU DSia Local Errors Escape Top ES CSS LOFC CRC6 DSU DSia Local ES 15min 00000 24hr 00010 Press the Escape button two times to return to the DS1a Error Statistics submenu 8 If you want to reset all the error statistics in the local or network register to zero press the button beneath Reset The statistics in the Telco register can only be reset by the Telco DSU DSia Error Stats Escape Top Telco NetRx Reset 9 Press the button beneath the register you want to reset The screen then displays the message Function Completed DSU DSia Reset Stats Local NetRx o DSU DSia Reset Stats Escape
25. IEAA E A 5 18 rAr E E EEEE E 5 19 Monitoring hot spare operating status SIATE ss sideeict aoe E E EET E E A ESS 5 17 Monitoring NMS operating status modem response eeseeeeeererereeeerrereee 5 10 modem rete Seinna neeese eenen 5 8 modem staten ea a e ees 5 9 T7 DSO channel assignment eee 5 11 Monitoring T 1 line operating status Channel s ocene erneer eeren aeee 5 22 COMME CHON esineti aa ie E 5 22 NOV PAA N E E A Ss 5 24 JNE eE S 5 23 percentage of line availability 5 24 receive data nonea iti aE EEn 5 21 aea Y I AA E A 5 21 Monitoring test status DA N SA EEA ET 5 36 Wel ines seine TEER 5 37 N Network loops description eaire nee 6 6 Network management services 1 13 Network Management System Configuration submenu see NMS Configuration submenu Network outages maintaining network management capability chre asit te eea iein e 6 1 New Software NewSW submenu 5 4 75 NMI connector dial modem Cable 0 0 eee eeeeseeeseeneeeneee 2 14 operating mode selection 0 0 0 eee eeeeeee 2 4 PC console cables 2 13 PPP SEIP cables i c cccccccctesestieserectacteeee 2 10 PPP SLIP pin signal assignments listed 2 11 T7 network management system cable 2 9 1 4 T7 network management system pin signal assignments listed eee eeeeeeeeeees 2 10 NMI port management interfaces 0 1 13 NMS Configuration submenu Channel Chanl parameters 004 4
26. ISDN Terial Apter DS1 Introduction Bier B20 A ISDN Terinal DTE Apter DTE 2 Bote IS 812 TD 7 DTE 1 lt _ SrADTE 2 2 DTE1 lt _ DTE 2 SrADTE 2 2 B20 ISDN Ternal DTE Apter y Bter Figure 1 11 FT 1 External Dial Backup Application Chapter 2 Installation Overview The following steps must be completed to install the Excalibur ISX 5312 5314 1 For the standalone model place the unit in a suitable location For the central site model install the unit in the Excalibur Card Carrier or in the ISX 5010 chassis 2 If necessary set the jumper blocks on the central site unit s transition board These jumper blocks specify whether the DTE ports present an interface similar to an ISX 5010 access multiplexer or a standalone ISX 5312 5314 default setting 3 If necessary set the switches on the front of the central site unit s p c card These switches specify the NMI port operating mode Console Port or Network Management and chassis type ISX 5010 or Excalibur Card Carrier The default settings specify that the central site model operates in Network Management mode and is housed in an Excalibur Card Carrier 4 Connect the unit to the DTEs the T 1 line s and accessory equipment 5 Connect the power supply to the standalone ISX 5312 5314 and the AC power outlet This
27. L ISX 5314 DSia Status Escape Top lt Conn Line Avail Level gt L DSU DSia Availability 15min 99 9 24hr 99 9 Press the Escape button to return to the DS1a Status submenu 9 Press the button beneath Level The screen displays the current transmit and receive levels of the DS 1a line Note This display only indicates the signal range It is not an absolute value Escape Top L ISX 5314 DS1a Status lt Conn Line Avail Level gt DSU DS1a Level Status Tx 15db Rx 15db The display shows the status of the following e Tx indicates the actual transmit level Possible displays are 0 7 5 15 and 22 5 db e Rx indicates the receive level signal range Possible displays are Odb for a signal range between 0 and 7 5 dB 7 5db for a signal range between 7 5 and 15 dB 15db for a signal range between 15 dB and 22 5 dB 22 5db for a signal range of 22 5 dB and below and LOS for loss of signal Online Operation A typical receive level range is between 15 and 22 dB The receive level seldom falls below 22 5 dB but signals as low as 36 dB will be recovered If the unit is experiencing intermittent problems such as loss of frame loss of signal errored seconds or bipolar violations check the actual receive level Error Statistics The DS1a and DS1b Status submenus both provide separate 24 hour local Telco and network error statistics registers The statistics are described in
28. a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Changes or modifications to this equipment not expressly approved by Milgo Solutions can void the user s authority to operate this equipment The instructions in this manual involving actions with the device and requiring a tool for access must be performed only by qualified service personnel A tool is defined as any implement used to facilitate a mechanical operation such as operating a fastener or similar fixing device Chaque fois que le manuel d instructions recommande d utiliser un outil pour effectuer une op ration l int rieur du dispositif cette op ration doit absolument tre confi e un personnel de service qualifi Un outil est d fini tout dispositif utilis pour faciliter une op ration m canique p ex le fonctionnement d un organe de fixation ou autre dispositif semblable Notice to Canadian Users This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the Radio Interference Regulations of Industry Canada Le pr sent appareil num rique n met pas de bruits radio lectricques d passant les limites applicables aux appareils num riques de la Class A prescrites dans le r glement sur le brouillage Radio lectrique dict par le Industrie Canada Power Requirements For use with a CSA cert
29. associated private line port jack Facility Interface Code FIC and Service Order Code SOC for this device Port Jack FIC SOC T 1 SF RJ48C 04DU9 BN 6 0N T 1 SF B8ZS RJ48C 04DU9 DN 6 0N T 1 ESF RJ48C 04DU9 1KN 6 0N T 1 ESF B8ZS RJ48C 04DU9 1SN 6 0N Note that some types of analog private line connections may require the filing of a signal power affidavit with the telephone company and some types of digital installations may require the filing of an Encoded Analog Content and Billing Protection affidavit This unit cannot be used on the public coin service provided by the telephone company Connection to Party Line Service is subject to state tariffs Contact the state public utility commission or corporation for further information If the unit causes harm to the telephone network the telephone company may discontinue your service temporarily If possible you will be notified in advance But if advance notice is not practical you will be notified as soon as possible You will be advised of your right to file a complaint with the FCC Your telephone company may make changes in its facilities equipment operations or procedures that could affect the proper operation of your equipment If they do you will be given advance notice so as to give you an opportunity to maintain uninterrupted service All repairs on your unit must be performed by the Milgo Solutions company that manufactured the unit or by an authorized representativ
30. chapter explains how to perform each of these procedures It also contains pin and signal assignments for each of the ISX 5312 5314 s connectors and descriptions of the cables used with each connector Note The Unit Placement and AC Power Connection sections pertain to the standalone model only For instructions about installing and applying power to the central site model refer to the Excalibur Card Carrier Installation and Operation Manual or the ISX 5010 Installation and Operation Manual 2 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Unit Placement The first step in installing the standalone Excalibur ISX 5312 5314 is to place it in a suitable location The ISX 5312 5314 can be placed on any stable flat surface or it can be mounted in a standard 19 inch 48 cm equipment rack using the optional Rack Mount Kit Part No 900 1213A 2 An optional Wall Mount Kit Part No 900 1219A 2 is also available with the unit Installation instructions are provided with both of these kits Whether placed on a flat surface or in a rack the installed ISX 5312 5314 must meet the following requirements e The physical location must permit cable connections at the rear panel e The front panel must be accessible and visible e The air intake and exhaust must not be obstructed e The ISX 5312 5314 must be physically stable and protected from corrosive spray or atmosphere Setting DTE Port Interface Centra
31. corner of the screen Cpy is a time saving feature For example the quickest way to enter the predefined code is 1 Increase the first digit to C 2 Copy C to the second digit 3 Increase the C to S 4 Copy S to the third digit 5 Increase the S to U Note The predefined security code must be entered in uppercase letters DSU Enter Code Dec 6 When the correct code is displayed press the 4 button If an incorrect code is entered the unit beeps a long beep and the screen prompts you to re enter the code When the correct code has been accepted the top line of the screen displays the new parameter setting The front panel function you selected is now locked DSU Enter Code CSU Inc Dec Cpy Acc C DSU Confg Lock On Escape Top Inc Cpy 3 9 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 7 Press the Escape button to return to the ISX 5312 5314 Security submenu Changing the Password To change the password follow these steps starting from the ISX 5312 5314 Security submenu Note It is recommended that you change the password before locking front panel functions 1 Press the button beneath Code ISX 5314 Security Escape Top Confg Tests Code Telnt 2 The screen displays a 3 digit alphanumeric field denoted by asterisks with the cursor located under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy
32. displays the DS1a remote T7 channel assignment parameters with the cursor located under the leftmost digit DSia 01 to None Inc Dec Acc Escape Top The top line of the display shows from left to right two fields that indicate the following e 01 first field indicates the DS1a DSO channel number to be assigned The available options are 01 through 24 e None second field indicates the T7 channel assignment The available options are None and T7 If the DS1a DSO channel number has already been assigned to a DTE or to a DS1 line the current assignment is displayed in this field Possible displays are DTE1 DTE2 DTE3 DTE4 DS1a and DS1b In this case the front panel does not allow you to scroll to this field If you want to change the channel assignment you must first unassign the channel by selecting None For example if DTE2 is displayed you must first go to the DTE 2 Connection submenu and select None for DS1a DSO channel number 01 before you can assign this channel to T7 If you attempt to assign more than one DS1a DSO channel number to T7 the screen displays the message Invalid Conn Attempted 4 To increase the first digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to move from space to space DSia 11 to None Inc Dec Acc Escape Top g 4 42 Defining Operating Parameters 5 When the desired assignment is displayed press the button beneath Ac
33. eeseceseeceeceseeeeees 4 44 DSR Control DSR parameter 4 51 DTE Data Rate Rate parameter 4 44 DTR Control DTR parameter 4 50 parameters listed ee eeeeseeceteeeeeee 4 43 Remote T7 RemT7 parametet 4 44 Ring Indicator Signal RI parameter 4 53 RTS Control RTS parameter 4 50 T7 Mode T7Mod parametert 4 4 52 Power Supply ci venisectee ince ieee ts 2 15 PPP SLIP connector CADIS E AE E dessert antec nes 2 10 pin signal assignments listed 2 11 Protection switching see APC and Hot Spare Protocol Consl ac sites pd hes caine 4 23 BPP oa cs ieee odes fe diatss i lase ie elas ees 4 23 SEIP soree eek ceteris ee ees 4 23 Pe ees ee eS 4 23 Q QRSS test pattern generator see Diagnostic tests R Rack mount kitsee nonsense 2 2 Rear panel ISX 5312 illustration 2 5 Rear panel ISX 5314 illustration 2 5 Relay connector Cable sac thease ute eye decease 2 14 testih 2s easterlies dh eee 6 17 VIEWING StALUS 0 0 ee eee este ceteceteceteeeeeeees 5 40 Remote PN127 digital loop see Loop tests Remote T7 channel seeren 4 44 Reset SUBMENU nnise inei 4 74 Revert parameter eee ceseceseceseeeseeeeees 5 47 RTN Return to Normal function 6 17 RES controls assests pees usoee ty testee teens 4 50 S Security feature see Password protection Serial number 0 0 eee e Ea 5 5 Signaling mode e
34. fail e DTE2 fail e DTE3 fail DTE4 fail e Clk Tol fail e APC Switch e Spare Switch Press the Escape button to return to the Alarm Status submenu Press the button beneath DS1a The DS1la and DS1b Alarm Status submenus are identical If an alarm has occurred since the last alarm reset the screen displays the alarm If no alarms have occurred the screen displays No Alarms For each alarm a time is displayed If an asterisk appears following the time the alarm is currently active and the time displayed indicates the time the alarm occurred If an asterisk does not appear the alarm is inactive and the time displayed indicates the time the alarm was cleared Press the gt button to scroll through any additional alarms that might have occurred ISX 5314 Alarm Status DSU DSia DSib Hstry gt Escape Top DSia Alarm Status Loss of Sign 03 30 05 gt The other possible DS1a alarm displays are Press the Escape button to return to the Alarm Status submenu Step 5 applies only for units equipped with one T 1 interface Blue Alarm Yellow Alarm Controll Slip Errored Secs Red Alarm Bipolar Viol Local Loop Payload Loop Online Operation 5 Press the button beneath DBU If an alarm has occurred since the last alarm reset the screen displays the alarm If no alarms have occurred the screen displays No Alarms For each alarm a time is displayed If an asterisk appears following the tim
35. fallback clock selections with the lowest priority desired or fill in the remaining selections with internal timing 8 Press the Escape button two times to return to the Configure DSU submenu The System Clock parameter allows you to set the real time clock To do so follow these steps starting from the Configure DSU submenu 1 Press the button beneath SyClk Escape Top ISX 5314 Config DSU DSU Locat TxClk SyClk _ Beepr gt 4 9 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 The screen displays the date and time with the cursor located under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Clk 12 15 96 15 11 Inc Dec Cpy Acc Escape Top 3 When the leftmost digit is set press the gt button to move the cursor to the next digit Then repeat Step 2 to set the digit Continue in this manner until the correct date and time are displayed Clk 02 15 96 15 11 Inc Dec Cpy Acc 4 Press the 4 button to enter the date and time into memory Escape Top Clk 01 16 97 16 02 Inc Dec Cpy Acc Escape Top 5 Press the Escape button to return to the Configure DSU submenu Beeper The Beeper parameter defines the operation of the front panel beeper Four options are available e None the beeper is disabled e Keys the beeper sounds whenever a button is
36. modem dialed but was not able to establish communication with the other modem e Could not connect MODEM No Dial Tone detected The telephone number has a W in it and the modem did not detect a dial tone e Could not connect MODEM Line was busy The modem dialed and received a busy signal e Could not connect MODEM Other MODEM did not ans The modem dialed but had a problem associated with an character in the telephone number e Could not connect MODEM Unknown problem The ISX 5312 5314 and or the modem experienced a problem Note If an incorrect or bad cable is used these messages may appear even when the configuration is correct Disconnecting Calls Dial calls can be disconnected automatically if the Inactivity Timer parameter s are enabled or manually by entering a front panel command To disconnect a call manually press the button beneath Disc in the T7 Modem Connect Configuration submenu Then press the button beneath Yes Selecting the Modem Type Before T7 messages can be transported over the PSTN you must select the type of modem used To do so follow these steps starting from the NMS Configuration submenu 1 Press the button beneath Modem This submenu is only available for T7 network management If you have SLIP PPP or Ethernet enabled the screen displays the message Invalid SLIP PPP active Press any button to return the display back to the current menu selection Escape Top ISX
37. notice and shall not be responsible for any loss cost or damage including consequential damage caused by reliance on these materials Printed in U S A ii Milgo Solutions Customer Information Contacts CORPORATE HEADQUARTERS Milgo Solutions Inc 1619 North Harrison Parkway Sunrise Florida 33323 2802 U S A Tel 954 846 1601 800 333 4143 Fax 954 846 3935 Internet http www milgo com Call Milgo s Corporate Headquarters if you need the following information Press _ For 1 Billing or invoice information 2 Orders product delivery or availability and repairs Sales Field service Training Employee benefits and information Corporate quality Mailing or street addresses ONDUA For technical support please contact your supplier distributor with details of the issue MILGO SERVICE CONTRACT CUSTOMERS For customers with Milgo Service Contracts or service requirements contact the following offices AMERICAS U S and U S Multinational Milgo Solutions Inc 1619 North Harrison Parkway Sunrise Florida 33323 2802 Tel 954 846 4569 800 366 0126 Fax 954 846 1137 EUROPE MIDDLE EAST AFRICA Milgo Solutions Ltd Landata House Station Road Hook Hampshire RG279JF England Tel 44 0 1256 763911 Fax 44 0 1256 764717 Milgo Solutions SA Parc du Colombier 18 Rue Jules Saulnier 93206 Saint Denis Cedex France Tel 331 0 49 33 5800 Fax 331 0 49 33 5851 Milgo Solutions BV
38. power supply 1 4 Introduction Central Site Model The central site Excalibur ISX 5314 consists of a printed circuit p c card and a transition board rear panel that are designed for installation in the high density Excalibur Card Carrier Figure 1 5 or ISX 5010 chassis Figure 1 6 The Excalibur Card Carrier can house up to 16 p c cards in a space just 10 25 cm high by 17 43 cm wide Up to six card carriers can be installed in a single 6 foot rack providing housing for up to 96 ISX 5314 central site units The Excalibur Card Carrier comes with a master control panel that provides single point control for all units in the rack The control panel has eleven buttons and a 7 line by 32 character display that let you select any installed unit Once you select a unit you can control it in the same manner as the standalone model The ISX 5010 chassis is available in 3 6 and 16 slot models ISX 5314 units housed in an ISX 5010 chassis can be controlled using an ASCII terminal connected to the console port NMJ on the unit s transition board Figure 1 5 Excalibur Card Carrier TC ATTA TTT Access Multiplexer ISX 5010 a Figure 1 6 ISX 5010 6 Slot Chassis 1 5 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Standard Features The Excalibur ISX 5312 5314 comes with a f
39. status Usually indicates there is no modem attached Modem couldn t be Reset The first step in getting the modem ready for communication could not be done Possible causes are the modem is not powered up it is not Hayes compatible or it is not physically connected to the ISX 5312 5314 5 9 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 10 Modem couldn t be Setup The second step in getting the modem ready for communication could not be done Possible causes are the modem is losing power the modem cable is disconnected the modem does not match the modem type selected in the Modem Configuration submenu or an incorrect setup string was entered for a generic modem No dial string available The ISX 5312 5314 tried to dial the modem but the telephone number was empty Press the Escape button to return to the T7 Modem Status submenu 5 Press the button beneath Resp The screen displays the modem s current response to the ISX 5312 5314 Retry State Resp 5314 T7 Modem Status Escape Top lL 5314 T7 Modem Response Line is Ringing Possible displays are Line is Ringing The modem received an incoming call Line was busy The modem dialed and received a busy signal Error in Command String The modem indicates there is an error in the command string it received from the ISX 5312 5314 No Carrier was detected The modem tried to connect dial or answer but was
40. the feeder T 1 network fails the Busy user selectable signaling pattern and OOS codes are inserted on the DSOs associated with the connection toward the network that complements the link In a daisy chained configuration if the feeder T 1 network fails the alarm condition on the master is processed internally and passed on to the daisy chained slave s Figure 4 8 provides an example combined daisy chained and cross connected configuration In this example the ISX 5312 5314s are in a daisy chained configuration in the 1 to 2 direction and in a cross connected configuration in the 2 to 1 direction If Network 1 fails Unit B receives a Red alarm condition from Network 1 Then Unit B sends a Yellow alarm toward Network 1 and a Blue alarm toward Network 2 because it is daisy chained in that direction note the position of the master and the slave If Network 2 fails Unit B receives a Red alarm condition from Network 2 Then Unit B sends a Yellow alarm toward Network 2 and OOS and Busy codes toward Network 1 because it is cross connected in that direction By sending OOS and Busy codes toward Network 1 Unit B informs the PBX on Unit A that the PBX on Unit C is not on the network DAIS CHAINED CROSS CONNECTED MASTER SLAVE PBX PBX PBX Figure 4 8 Example Combined Cross Connected and Daisy Chained Configuration 4 61 Excalibur ISX 5312 5314 T 1 Multiplexer Insta
41. the following sections Local and Telco Registers The Excalibur ISX 5312 5314 keeps error statistics for the network as required by AT amp T Technical Reference No 54016 The local error statistics are the same statistics as those kept for the network Separate local and Telco registers are provided mainly to allow you to reset the local register only and to allow the Telco to reset the Telco register only The following local and Telco error statistics are reported KS Errored Seconds e CSS Controlled Slip Seconds e LOFC Loss of Frame Count e CRC 6 CRC 6 errors e BPV Bipolar Violations e FBE Frame Bit Error e COFA Change of Frame Alignment e SES Severely Errored Seconds BES Bursty Errored Seconds The error statistics are displayed on the control panel for the current 15 minute interval and the past 24 hours When requested by the T7 or SNMP manager the error statistics are reported together with the UAS statistics described in Step 8 on page 5 23 for the current 15 minute interval and for the past 24 hours in ninety six 15 minute intervals Table 5 1 defines each statistic reported by the ISX 5312 5314 as specified in AT amp T Technical Reference No 54016 Requirements for Interfacing Digital Terminal Equipment to Services Employing the Extended Superframe Format Sections 3 2 and 4 1 September 1989 Issue 2 5 25 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 26 Table 5 1 I
42. the modem to the CMS 400 3 If the modem is not connected to the CMS 400 but the alarm is a Dial Condition Event the remote unit will dial the number stored in the ISX 5312 5314 s memory If the modem link is established the remote unit will send an ID Notification and then the alarm The hang up characteristics of an ISX 5312 5314 are as follows The unit hangs up after a user specified period of inactivity unless a hang up command is received from the CMS 400 first The hang up command is accomplished with a T7 command from the CMS 400 which can be sent over any valid T7 path When the unit receives this command it contacts the modem and issues a hang up sequence A modem link can be terminated at any time from the front panel of the unit Regardless of where the hang up originated an ID Notification is the first message sent over the T 1 link if the unit is configured as a network management remote The characteristics of the modem link at the CMS 400 are as follows You can configure the network in the usual manner placing the ISX 5312 5314 units on whatever network path you desire In this way you can dictate which type of network connection is established initially a link through the T 1 or over a Dial T7 path If the CMS 400 receives an ID Notification for a unit that is attached to a different channel the CMS 400 switches that unit to the channel on which the ID Notification was received Duplicate alarms may be re
43. time you select an option a new submenu appears until the lowest level menu is reached and the command is executed To return from any menu to the previous menu press the Escape button Using the Front Panel Alarm Display When an alarm condition occurs it is simultaneously reported to the front panel and displayed on the second line of the screen overwriting anything that was on the screen except in the Configuration Mode menus See Figure 3 3 If the front panel beeper is enabled for alarms it beeps a long beep to notify you that an alarm has been reported If a new alarm occurs while an old alarm is displayed the old alarm message is overwritten with the new one Press any button to restore the display back to the current menu selection You can enable or disable each alarm as desired Refer to Alarms in Chapter 4 for a description of each alarm and instructions on how to enable or disable Note In the Configuration Mode menus alarms are not displayed on the screen If the front panel beeper is enabled for alarms it beeps a long beep to notify you that an alarm has been reported Excal ISX 5314D T1 SA DS1A Red Figure 3 3 Alarm Display Entering the T7 Address For the T7 management feature to operate each Excalibur ISX 5312 5314 in the network must be assigned a unique T7 address The address can be any 3 digit number between 001 and 255 Note The default address is 002 To enter this address follow these st
44. to the DSU Status submenu 6 Press the gt button ISX 5314 Status State Ports Time Secur gt 7 Press the button beneath Versn The screen displays the current software revision level Rev and the unit serial number Serl If you have downloaded a new version of software but haven t yet rebooted the unit to activate the software a gt arrow appears on the screen Press the gt button to display the version of the downloaded software ISX 5314 Status lt Secur Versn Freq NMS gt ISX 5314 Version Escape Top Rev 0 0 00 Serl 0000000 Press the Escape button to return to the DSU Status submenu 5 5 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 8 Press the button beneath Freq The screen displays the actual transmit clock frequency in Hz ISX 5314 Status lt Secur Versn Freq ISX 5314 Freq Status Clk Frequency 1544000 Press the Escape button to return to the DSU Status submenu 9 Press the gt button ISX 5314 Status lt Secur Versn Freq NMS gt se eee ee 10 Press the button beneath ENet The screen displays the status of the Ethernet 10BaseT link ISX 5314 Status lt NMS ENet APC Spare ISX 5314 Enet Status Escape Top Rx Col 5 6 Online Operation The display shows the status of the following If an asterisk appears following the signal it is currently active e Tx indicates whether the Ethernet controller is t
45. unable to establish communication with the other modem No Dial Tone detected The telephone number has a W in it and the modem did not detect a dial tone Other MODEM did not ans The modem dialed but had a problem associated with an character in the telephone number neona The ISX 5312 5314 received an unknown response or no response from the modem Online Operation e Modem couldn t be Reset The first step in getting the modem ready for communication could not be done Possible causes are the modem is not powered up it is not Hayes compatible or it is not physically connected to the ISX 5312 5314 e Modem couldn t be Setup The second step in getting the modem ready for communication could not be done Possible causes are the modem is losing power the modem cable is disconnected the modem does not match the modem type selected in the Modem Configuration submenu or an incorrect setup string was entered for a generic modem e No dial string available The ISX 5312 5314 tried to dial the modem but the telephone number was empty Press the Escape button two times to return to the NMS Status submenu 6 Press the button beneath Chan ISX 5314 NMS Status Escape Top Modem Chanl _ S 7 Press the button beneath DS1a or DS1b depending on which line s T7 DSO channel assignment you want to view The screen displays the current DSla T7 DSO channel assignment ISX 5314 Chani Status DSia DSib D
46. unit s source address to the T7 ID of the remote unit connected to the dial backup path source address 7 for DTE 2 12 for DTE 4 e Set the source address of the remote unit connected to DTE port 2 to the central unit s T7 ID source address 2 for DTE 2 e Set the source address of the remote unit connected to DTE port 4 to the central unit s T7 ID source address 2 for DTE 2 Clock Source During Dial Backup When dial backup operation is initiated the ISX 5312 5314 automatically switches its clock source to external on DTE 2 ISX 5312 or DTE 2 and DTE 4 ISX 5314 The external dial backup device s attached to DTE 2 DTE 4 must be able to supply clock to the ISX 5312 5314 See Figure 5 1 5 47 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation ISX 5314 Figure 5 1 External Dial Backup Clock Source Automatic Dial Backup Failures 5 48 If the dial backup process fails after trying to establish a connection for 60 seconds the ISX 5312 5314 sends a DBU Timeout alarm to the network management system It then waits 30 seconds and retries the backup connection This process continues until one of the following occurs e The backup connection is established e The dedicated line is back in service e A total of five attempts are made to establish the backup connection If a total of five retry attempts are made unsuccessfully you must use the RTN feature to re enable automatic dial backup mode
47. 0 falre S Ss cedesed eee te ee E cheese tes 5 48 initiating automatically eee 5 49 tests AVaillable ceisiecteecaseccsebenselavel dskeeativsgees 5 50 Dial modem connector CADIS fee Neth ieee ten Bee ek E 2 14 Dial in access for front panel emulation CESCTIPTOM ae ccseesdelieciesttiecenseesieettes acobeat ends 1 8 TEQUITEMENIS iiien iie ieie n i a 1 8 Digital loop see Loop tests I 2 Disconnect Timer ceeceseceseceseeesseceeeeeeees 5 46 DMM Connector ceceeecceeeeceeseeceeeneeeeeeeeeteees 2 15 Downloading software description issiria iii 1 10 INSUTUCTIONS ihe ete tel oeiee 4 75 Drop and insert capability 0 0 eeeeeeeeees 1 7 DSO channel assignments definine DTE orsenccinene cies 4 45 defining T 1 le aoisean 4 54 DSR control i sccicewauiei ened 4 51 DSU Configuration submenu Alarm LED A LED parameter 4 11 APC parameters csee sroree i rnern iset 4 13 Beeper Beepr parameter eee 4 10 Clock Tolerance CIKTL parameter 4 12 Location Locat parameter 0 0 0 4 6 Network Loop Enable NLEna PalAaMeter jes Na E st 4 11 Network management system NMS parameters i e Eon a EE 4 23 parameters listed 4 5 Signal Busy Bits SgBsy parameter 4 12 Spare parameters eee eeeeeseeeeeeeeeeees 4 18 System Clock SyClk parameter 4 9 Tolerance Limit TLLim parameter 4 12 Transmit Clock TxClk parameters 4 6 DSU Status submenu 0 eee ceeee
48. 1 Press the gt button ISX 5314 Config APC Inhbt Switch Revrt gt 2 Press the button beneath SwLOS ISX 5314 Config APC lt SwLOS 4 17 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 Press the button beneath Enabl The top line of the screen displays the new setting Switch on LOS Dsabl Escape Top Dsabl Enabl Switch on LOS Enabl Dsabl Enabl Hot Spare The Hot Spare parameters specify whether the ISX 5312 5314 automatically switches to the spare T 1 line in the event of a failure on the primary T 1 line or from the spare line to the primary line when the primary line is in a good state and the Revertive Mode parameter is enabled for a user specified amount of time These parameters appear only for units equipped with two T 1 line interfaces Before you can enable the Hot Spare feature the ISX 5312 5314 must be configured as follows e DSla is the primary line and DS1b is the spare line Therefore there must be no connections on DS 1b The APC feature must be disabled To enable the Hot Spare feature follow these steps starting from the Configure DSU submenu 1 Press the button beneath Spare ISX 5314 Config DSU lt SgBsy APC Spare Escape Top 4 18 Defining Operating Parameters 2 Press the button beneath Mode Top ISX 5314 Config Spare Escape Mode Swtch es a Press the button beneath Enabl The top line of the sc
49. 12 5314 generates an APC Switch to Protection Line alarm when an APC switch from the primary line to the protection line occurs The alarm is cleared when the service is switched back to the primary line Hot Spare Switch Alarm The ISX 5312 5314 generates a Hot Spare Switch alarm when a hot spare switch from the primary line to the spare line occurs The alarm is cleared when the service is switched back to the primary line 4 65 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Network Loops The Line Loopback and Payload Loopback are loops initiated by the network The ISX 5312 5314 generates an alarm when a loop is initiated or cleared by the network The methods of starting and stopping the loopback conditions defined in AT amp T 54016 and ANSI T1 403 are e Line Loopback AT amp T is initiated via a full rate signal repeating 1 in 5 pattern 00001 with arbitrary values in every 193rd bit position overwriting the pattern It is released via a full rate signal repeating 1 in 3 pattern 001 with arbitrary values every 193rd position overwriting the pattern e Line Loopback ANSI is initiated and released via a Command and Response Bit Oriented Protocol Message e Payload Loopback AT amp T is initiated via an ESF DL SX 25 Maintenance Message Request No 1 and is released via an ESF DL SX 25 Maintenance Request No 2 e Payload Loopback ANSI is initiated and released via a Command and Response
50. 2 5314 also allows you to direct traps to one SNMP manager and view the port numbers used by this manager s UDP service source port and destination port Note The IP address and Gateway address parameters should not be changed from a remote unit Changing these parameters results in terminating the remote session Entering the Unit s Local IP Address To enter the IP address follow these steps starting from the Top Level menu 1 Press the button beneath Addr Excal ISX 5314D T1 SA Local Addr RTN 2 Press the button beneath IPAdr ISX 5314 Address T7 IPAdr SNMP 3 5 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 Press the button beneath Addr ISX 5314 IP Address Addr GateW Mask 4 The screen displays the current address in the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button When you change a digit a reverse video C appears in the lower right corner of the screen Escape Top 5 When the leftmost digit is set press the gt button to move the cursor to the next digit Then repeat Step 3 to set the digit Continue in this manner until the desired address is displayed Adr 104 003 002 001 Escape Top Dec Cpy 6 Press the 4 button to enter the address into memory The reverse video C disappears when the address is accepted
51. 312 5314 T 1 Multiplexer Installation and Operation 11 If you want to reset the occurrence and duration statistics in the local register to zero press the button beneath Reset Then press the button beneath Yes The statistics in the Telco register can only be reset by the Telco ISX 5314 APC Status lt Thrsh Swtch Reset Reset Local Stats Hot Spare Status The Hot Spare Status submenu allows you to monitor the current operating status of the Hot Spare feature This submenu only appears for units equipped with two T 1 line interfaces To monitor the current operating status of the Hot Spare feature follow these steps starting from the DSU Status submenu 1 Press the gt button two times ISX 5314 Status State Ports Time Secur gt es IE ISX 5314 Status lt Secur Versn Freq 5 16 Online Operation 2 Press the button beneath Spare The screen displays the Hot Spare s current operating state Escape Top L ISX 5314 Status lt NMS ENet APC Spare ISX 5314 Spare State Line Mode Disable The display shows the status of the following e Line indicates which line is being used Possible displays are Hot Spare disabled DS1a primary line or DS1b spare line e Mode indicates whether the Hot Spare feature is enabled Possible displays are Disable disabled and Enable enabled Port Status The Ports Status submenu allows you to monitor the current operating sta
52. 312 5314 T 1 Multiplexer Installation and Operation Dial Backup Mode Diagnostics When the ISX 5312 5314 is operating over a dial backup connection you can initiate the following tests DTE Port Tests Digital Loop and Test Pattern T 1 Line Tests Line Loop and Test Pattern Chapter 6 describes these tests and explains how to initiate them 5 50 Chapter 6 Troubleshooting Overview The Excalibur ISX 5312 5314 provides loopback capabilities for testing the data path All tests can be performed from the front panel or the T7 or SNMP manager s console if the network is so equipped The tests verify normal operations and isolate system faults along the network This chapter explains how to use these tests to effectively troubleshoot your network Initial Checks When a malfunction occurs you should do several checks before you begin using the ISX 5312 5314 s built in diagnostic tests L Visually inspect each ISX 5312 5314 Check that the ISX 5312 5314 is plugged in and that all cables are in good condition and connected securely L Verify that the AC power outlet is providing the proper amount of voltage LI Verify that each ISX 5312 5314 s operating parameters are set correctly Check for any parameter changes that were made shortly before the malfunction began because these changes may have triggered the problem LJ Check the current status of the DTE interface signals See Chapter 5 for details An abnormal signal st
53. 312 5314 allows you to select the priority order of applicable fallback clocks that can be used in the event the primary Transmit Clock fails This parameter can also be used to change the source of timing for the primary order 0 clock When the timing is lost the unit automatically switches to the fallback clocks in the designated order If all the selected fallback clocks fail the unit automatically switches to internal timing When a higher priority clock recovers for 20 seconds the unit automatically switches to that timing source if the Clock Tolerance parameter is disabled When the Clock Tolerance parameter is disabled line clock failures are detected by LOS and external clock failures are detected by a lack of transitions on the clock input When the Clock Tolerance parameter is enabled the transmit clock source is compared against an internal reference clock The transmit clock source is declared invalid when it is out of the user specified range Refer to the Clock Tolerance section in this chapter for a complete description To select the priority order of the fallback clocks follow these steps 1 Press the button beneath Order ISX 5314 Config Clk Order Escape Top 4 7 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 The screen displays the current source of timing for the primary Transmit Clock Txclk reclk Order oe DTE DTE1 Dec Ace Escape Top The display shows the follow
54. 314 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation T7 Mode 4 52 This T7 Mode parameter specifies the mode used to transport T7 data when the remote unit s T7 channel is enabled Two options are available Note Nx8K N x 8 Kbps This option is valid only when Clear Channel 64 Kbps services are used and the Rate parameter in the Ports submenu is set for N x 56 B8ZS line data encoding must be enabled For remote access CMS data is trans ported inband via bit stealing providing 8 Kbps of bandwidth for the secondary channel and 56 Kbps for customer data Therefore the actual bandwidth available will be N x 56 where N the number of DSOs associated with a connection Example Five DSOs are assigned to a DTE port with the Rate parameter set to N x 56 and the T7 mode parameter set to N x 8 Kbps Data 5 x 56 Kbps 280 Kbps user s data bandwidth T7 5x 8Kbps 40 Kbps unassigned bandwidth Total user s bandwidth in N x 8 Kbps T7 mode at 56 Kbps data rate for 5 DSOs equals 280 Kbps The N x 8 Kbps option is NOT valid if the rate parameter is set for N x 64 8K 8 Kbps only This option is valid when the Rate parameter is set for N x 64 or N x 56 The 8 Kbps of bandwidth for secondary channel communications is taken from the last DSO assigned leaving the remainder of that DSO s bandwidth for the user s data At 64 Kbps data rate the user s data bandwidth is 56 Kbps 64 Kbps minus 8 Kbps for T7 At 56 Kb
55. 400 initiated the modem link the ISX 5312 5314 can also hang up after a user selectable number of minutes of inactivity If the ISX 5312 5314 initiated the link it can hang up after a user selectable number of seconds of inactivity Whenever a modem link is established the ISX 5312 5314 sends its serial number in the form of a Mayday before it sends any other messages This communication is defined as the ID Notification If the ISX 5312 5314 hangs up for any reason the first message it sends over the T 1 line is an ID Notification telling the CMS 400 to switch communication back to the T 1 line for that unit When an ISX 5312 5314 is configured as a central unit the modem link is the only path available for command data Therefore the ISX 5312 5314 dials the modem whenever there is data waiting to go out of the NMI port After dialing the modem link has all the characteristics of a direct cable link between the CMS 400 and the ISX 5312 5314 until the modem is hung up When an ISX 5312 5314 configured as a remote unit receives a command it sends the response back on the same T7 path that the command came in on All commands are processed regardless of the path they came in on Defining Operating Parameters When a remote ISX 5312 5314 has an alarm to report the following events occur 1 The ISX 5312 5314 does the normal processing for the T 1 line 2 If the modem is connected to the CMS 400 the remote unit sends an alarm over
56. 41 CNLCTING sa sescnst yet Ahead EEA 4 28 Modem parameters ccccecseeeceeneeeeees 4 29 Network Terminal Server NTS parameter iera aenar garene eias 4 24 Protocol Prtcl parameter ceee 4 23 Speed Spd parameter 0 eee eeeeeeeeees 4 24 NMS Status submenu 5 8 O Operating environment description naera iei ie e ees 1 2 ISX 5312 5314 internet service provider il strati n i eenn ss 1 4 ISX 5312 5314 with one network interface and T7 management illustration 1 3 ISX 5312 5314 with two network interfaces and SNMP via a direct Ethernet connection to the LAN illustration 0000 1 2 ISX 5312 5314 with two network interfaces and SNMP via an external router ill strati n eetis 1 3 P Password protection changing password seeeeeeeeeeereereree 3 10 descriptiones aei ras 1 6 entering password 00 eee eeeeeeeeeeeeeeteeeeeeeees 3 9 locking front panel functions 3 8 unlocking front panel functions 3 8 Pattern tests see Diagnostic tests Payload loopback see Telco loops PC console connector CADDIES e oon aenean hes i e a 2 13 Physical description eeeeseeeeeeeeeereeeeereeeneereee 1 4 Port Status suBMeNU eee cee eeseeeereeeeees 5 17 Ports Configuration submenu Connection Conn parameters 4 45 defining contiguous DTE channel ASSIQNMENLS irori esiin reia iie 4 48 defining single DTE channel assignments 4 46 DSO parameter eee
57. 4K N x 64 Kbps The correct setting depends on the bandwidth supported by the backup device connected to DTE 2 Trigger For T 1 environments the Trigger parameter allows you to specify the conditions alarms generated on the DS1 line under which the ISX 5312 5314 initiates the automatic dial backup mode For FT 1 environments you can enable the Loss of Remote Communications LRC alarm which is the condition under which the ISX 5312 5314 goes into dial backup mode The Trigger parameter is non functional when the Connect Timer parameter is set to Auto Answer To enable or disable each alarm condition follow these steps starting from the DTE 2 Backup Parameters submenu 1 Press the button beneath Trigr DTE2 Backup Params 0 Rate Trigr ConTm gt Escape Top R Online Operation 2 The screen displays the current setting for each DS1 line alarm condition The available options are y yes and n no Press the 1 button to scroll through the options for the Yellow alarm the 2 button for the LOS alarm the 3 button for the ES alarm and the 4 button for the Red alarm Enabl DTE2 Swtch Alrms Escape Top Ylwe n LOS n ES n Red n gt D Enabl DTE2 Swtch Alrms Ylw y LOS n ES n Red n gt To scroll through the options for the LRC alarm you must first press the gt button The Dial Backup Mode parameter must be enabled before you can enable the LRC alarm If this parameter is disabled the screen disp
58. 5314 NMS Config Speed Modem Chanl Prtcl 4 39 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 40 2 The screen displays the Modem Configuration submenu Press the button beneath Type ISX 5314 Modem Config Type Conn 3 The screen displays the current modem type and possible options The available options are None no modem Gener generic and 3226P Milgo s ALM 3226 Press the button beneath the desired option The screen then displays the revised setting T7 Modem Type None Gener 3226P T7 Modem Type 3226P None Gener 3226P The following error messages may appear on the screen after selecting the modem type Incorrect T7bps speed The T7 bps channel rate is not set to 2400 bps Modem couldn t be Reset The first step in getting the modem ready for communication could not be done Possible causes are the modem is not powered up it is not Hayes compatible or it is not physically connected to the ISX 5312 5314 Modem couldn t be Setup The second step in getting the modem ready for communication could not be done Possible causes are the modem is losing power the modem cable is disconnected the modem does not match the modem type selected in the Modem Configuration submenu or an incorrect setup string was entered for a generic modem No dial string available The ISX 5312 5314 tried to dial the modem but the telephone number was empty Defining Operating Paramete
59. 66 PSU A Parameters a doc tec a Bee eee eek a ONL NE Bb a 4 66 T t Terme A Farm Parainie tens 3cccccscss cases esos cose co sees ve se uate va eu un No bates nae basa wba baka a bu aaee eda bad eevee oa edenbava ger hn Setier se 4 69 Factory SUBMENU secara ees eae ee eee ae es eh oe Guana ed Gane ina ae ied 4 73 User Strap Submenu sis cal a ee ea ies ee RT ee ee ee 4 73 IRGSEt SUBMENU EEE EAE EEEIEE ea ce Cee ool ea a Cai Seek Reale E T GME EER Ta Ne ce tae ei ue ote en 4 74 NEw Software SUDIMEDU arene co ccsces E do eee ekg ae cab ATE E E subse va sp bev be E Sen To sbese va AAR AE 4 75 1X Table of Contents Chapter 5 Online Operation OVERVIEW 2850 itis sae Gees esi ns AM AAS ae a eee li a Ge ae aa eS 5 1 Entering the Status Menus Tonen aeee AE AAA E EEE AE EATE EE EEA A a EaR ie 5 1 DSU Statusi raaa a Rin R ona Shei T A Sin Sit ee ee ee eee 5 3 NMS Stat Set enecens aeee e sear Ee ane e ia e o tatae E ae sei datas Guetta Shaded pA EEEa ATE Iena a PaE TEST 5 8 APC Status emona a a N E Shs R het E a A tes Rt 5 12 H t Spare Statuss renere nae e e e a a ee gen dio a a 5 16 Port Status onni E tik Gein E A ily E AEE E E a T E 5 17 T Line Statusa Gasset Reis e na a ease Gee ied Ra E Geen Gis reba oe ae 5 20 Error Statistics heise eek Glas Masel sells hea sy nde se sete Ral Meee Le RL Miao ee a 5 25 Local and Telco Registers ineine insurer neuen cial atin E eeiee oki ethane 5 25 Network Receive Register seis neue
60. 9 The screen displays a message asking you if you would like to accept the changes You must press the button beneath Yes to enter the changes into memory If the changes are accepted the bottom line of the screen displays the message DSO Assignments Accepted If you attempt to assign a different number of channels than you have allocated to the DTE under the DSO parameter in the DTE submenu the screen displays the message DSOs for DTE1 Invalid Accept Changes Yes No Escape Top DSO Connect Status DSO Assignments Accepted 10 The screen displays the DS1a channel assignment parameters with the cursor located under the leftmost digit The R option indicates range To assign contiguous channels you must have R y displayed on the bottom line If R n is displayed press the 3 button to change the setting and display the contiguous channel assignment parameters DSla 01 01 to None Inc Dec R y Acc g Escape Top Fe The top line of the display shows from left to right three fields that indicate the following e 01 first field indicates the initial DS1a DSO channel number to be assigned The available options are 01 through 24 e 01 second field indicates the final DS1a DSO channel number to be assigned This number must be higher than the number selected for the first field The available options are 01 through 24 e None third field indicates the DTE to which you are assigning the DSla DSO ch
61. 99 maximum Errors can be inserted and the error counter can be reset from the ISX 5312 5314 s front panel Notes This test interrupts T7 in both the transmit and receive directions When first initialized and following a T 1 line interruption this test may take up to 30 seconds to synchronize up on the pattern To run this test a loopback must be active somewhere in the Telco network or the remote unit must be in either a loopback condition or running a T 1 Line Pattern Test Caution Do not run this test on an ISX 5312 5314 that is configured to initiate a dial backup connection if it detects an LRC alarm See Trigger in Chapter 5 If you do the ISX 5312 5314 will initiate a dial backup connection because the test pattern overwrites the LRC heartbeat message causing an LRC alarm Troubleshooting Local ISX 5312 5314 RxD Marks G DCD Off TH j Network CTS Off TDM Bus Receiver Figure 6 2 T 1 Line Pattern Test DTE Pattern Test You can verify the operation of the DSO channels assigned to a DTE port by running a DTE Pattern Test During this test the ISX 5312 5314 generates a QRSS test pattern through the DSO channels assigned to the selected DTE port See Figure 6 3 The ISX 5312 5314 monitors for an incoming test pattern and reports any errors up to 999 maximum Errors can be inserted and the error counter can be reset from the ISX 5312 5314 s front panel Note To run this test a loopback must b
62. C T1 Internal recovered line clock CSU external DTE clock B8ZS AMI none AMIB7 AMIZS zero suppression 10 position modular jack asynchronous PPP SLIP interface at rates from 75 bps to 19 2 Kbps 10 position modular jack RJ45 Ethernet 10BaseT COM port interface Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation DTE Interface Transmit Line Build Out Distance Alarms Tests Network Diagnostics Environmental A 2 Compatibility Two ISX 5312 or four ISX 5314 V 35 ports Data Rates N x 56 Kbps and N x 64 Kbps where N 1 to 24 Bundling Independently selectable alternate or contiguous Clocks Transmit and receive bit clocks 0 7 5 15 or 22 5 dB 3000 feet with 22 AWG twisted pair cable Loss of Frame Red alarm Out of Sync Yellow alarm AIS Blue alarm Loss of Signal LOS Excessive Bipolar Violations BPV Errored Seconds ES Controlled Slip CSS Line loopback Payload loopback local line loopback local channel loopback DTE loopbacks line and DTE QRSS pattern tests ESF diagnostics 24 hour registers and 1 second reports per ANSI T1 403 and AT amp T 54016 Ambient Temperature 32 F to 122 F 0 C to 50 C Relative Humidity 10 to 95 noncondensing Storage Temperature 40 F to 158 F 40 C to 70 C Power Power Requirements Standalone Model Power Requirements Central Site Model Power Consumption Power Dissipation Technical Speci
63. DSU tie ae ae 4 68 Clearing stored oe ee eeeeceeeeeteeeeeeeeeees 5 34 Clearing T 1 line oseere 4 72 description isee ies niner iiaee ieat 1 8 displi yanina en ini nhs 3 3 DSU parameters 4 66 enabling disabling DSU eee 4 67 enabling disabling T 1 line 4 69 reporting to SNMP manager 4 62 reporting to T7 manager eee eens 4 62 setting T 1 line clear time ee 4 71 setting T 1 line interval time 4 70 Status SUBMENU ee eeeeeeeeereeeeeeeeeeeees 5 31 T 1 line parameters ee lees eeeeees 4 69 user LED n feasts stile a aN 4 11 viewing history log s es 5 34 viewing stored DSU eee 5 32 5 33 viewing stored T 1 line eee 5 32 Alarms described APC Switch to Protection Line alarm 4 65 Blue alarm eneen in eh estes 4 63 BPV alarmen eiea ietttes 4 64 Clock Tolerance Failed alarm 4 65 Controlled Slip alarm eee eeeeees 4 63 Dial Backup Connection Failed alarm 4 65 DTE Failed alarm 0 cece cece eeseceeeees 4 64 ES alates pp cian e N 4 64 Hot Spare Switch alarm eee 4 65 Line Loopback eee eeeeseeesseceneceseeeeees 4 66 LOS alarms cticceceeeticheeeie tek see esis 4 64 Payload Loopback n se 4 66 Redsalarmn sic ec sichsceesst eeens ateos 4 63 Reference Clock Changed alarm 4 64 Switched to Dedicated alarm 0 4 65 Switched to Dial Backup alarm 4 65 Yellow alarm siseste ncen eeina 4 63 Alas pa timet t eieiei ia enaa 4 59
64. Escape button to return to the Configure Spare submenu The Alarm parameter allows you to specify the conditions alarms generated on the DS 1a line under which the ISX 5312 5314 automatically switches from the primary line to the spare line To enable or disable each alarm condition follow these steps Note When management is via SNMP you must set the Mode parameter to disabled before you can enable this parameter 1 Press the button beneath Alarm ISX 5314 Config Spare Mode Swtch Revrt Alarm gt Escape Top g 4 21 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 The screen displays the current setting for each DS1 line alarm condition The available options are y yes and n no Press the 1 button to scroll through the options for the Blue alarm the 2 button for the Yellow alarm the 3 button for the Red alarm When the desired options are displayed press the Escape button to return to the Configure Spare submenu Enabl Spare Alarms Blu y Ylw y Red y Enabl Spare Alarms Blu n Ylw y Red y The Restoral Timer parameter allows you to specify the amount of time that the DS1 line can be in a good state before the ISX 5312 5314 switches back to the primary line from the spare line The available options are 5 20 40 and 60 seconds To set the Restoral Timer parameter follow these steps 1 Press the button beneath ResTm ISX 5314 Config Spare Top lt Alarm ResTm 2
65. Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 15D30A 1 B 1 98 Milgo Solutions Inc 1619 N Harrison Parkway P O Box 407044 Fort Lauderdale FL 33340 7044 Internet http www milgo com MILGO BEEN Solutions Warranty The period of warranty for the Excalibur ISX 5312 5314 T 1 Multiplexer starts on the date of sale to the original end user and extends one year for software and one year for hardware Refer to Milgo Solutions Inc Limited Warranty for details Milgo Solutions requires a Return Material Authorization RMA prior to the return of any equipment under the provisions of the warranty Please contact your authorized reseller or the nearest Milgo support center for details Second Edition January 1998 Excalibur and CMS are trademarks of Milgo Solutions Inc All other logos and product names are trademarks or registered trademarks of their respective companies 1999 Milgo Solutions Inc All rights reserved No part of this work covered by the copyright hereon may be reproduced or copied in any form or by any means graphic electronic or mechanical including photocopying recording taping or information and retrieval systems without written permission of the publisher Any software furnished under a license may be used or copied only in accordance with the terms of such license Milgo Solutions Inc reserves the right to modify or revise all or part of this document without
66. For each line alarm it also allows you to specify the amount of time that an alarm condition is active before it is reported by the ISX 5312 5314 and the amount of time that a Red alarm condition is no longer active before the ISX 5312 5314 reports it cleared Fctry Factory allows you to replace the current parameter configuration with the factory default settings Ustrp User strap allows you to view the user parameter configuration It also allows you to update the user configuration with the current configuration or download to the user configuration Reset allows you to initiate a soft unit reboot Defining Operating Parameters e NewSw New Software allows you to download the ISX 5312 5314 s software from your PC console Do NOT enter this submenu when using the ISX Download Program DL5300 exe Note In the Configuration Mode menus alarms are not displayed on the screen If the front panel beeper is enabled for alarms it beeps a long beep to notify you that an alarm has been reported Defining Individual Parameters To define parameters individually follow these steps 1 Press the button beneath the desired parameter submenu ISX 5314 Config Mode Escape Top Ports DSia DS1b gt a el Lee 2 To display a parameter s current setting and possible options press the button beneath it In submenus that contain more than four parameters you may need to press the gt button to scroll to the desir
67. Front Panel Controller Application for Windows management The DTE ports each support N x 56 Kbps and N x 64 Kbps where N 1 to 24 Figures 1 1 through 1 4 show typical Excalibur ISX 5312 5314 applications SNMP SNMP Ethernet Ethernet Port Connection Port Connection Nx56 64 Nx56 64 LAN Bridge Kbps Kbps LAN Bridge 4 Router T 1 Line ta 47 1 Line Router Ni k E APC T 1 Line 7 NOMO 77 be aes ISX 5312 5314 ISX 5312 5314 kapa St SNMP 7 Manager ISX 5010 ISX 5010 Subrate Subrate LAN Multiplexer Multiplexer LAN Figure 1 1 ISX 5312 5314 with Two Network Interfaces and SNMP via a Direct Ethernet Connection to the LAN Introduction T 1 Line PBX PPP SLIP PPP SLIP Nx56 64 Nx56 64 LAN Bridge Kbps NMI NMI Kbps LAN Bridge 4 Router T 1 Line TA T 1 Line Router ze Network i Nx56 64 ISX 5312 5314 ISX 5312 5314 Nx56 64 Kbps Kbps SNMP Manager ISX 5010 ISX 5010 Subrate Subrate LAN Multiplexer Multiplexer LAN OR OR Figure 1 2 ISX 5312 5314 with Two Network Interfaces and SNMP via an External Router LAN Bridge Router LAN Bridge Router ISX 5312 5314 ISX 5312 5314 Nx56 64 Kbps T 1 LINE Fractional T 1 LINE Nx56 64 Kbps T 1 Nx56 64 Kbps Network Nx56 64 Kbps Video Video N NMI T 1 LINE CMS T7 7 es Nx56 64 Kbps eso ISX 5312 5314 77 EDM Figure 1 3 ISX 5312 5314 with One Netwo
68. ISX 5312 5314 s front panel press the buttons beneath Local Confg DSU NMS Prtcl Then press the button beneath PPP Press the Escape button to return to the NMS Configuration submenu 2 Press the button beneath Speed Then press the button beneath the desired port speed Press the Escape button to return to the NMS Configuration submenu 3 Press the button beneath NTS Then press the button beneath Std 4 Configure the CMS 802X as follows omw pooo 2 12 Installation Baud Rate Set to match the port speed you selected in Step 2 for the ISX 5312 5314 IP Addresses Supply two one for the CMS 802X and one for the ISX 5312 5314 Subnet Mask 255 255 255 0 Connecting to NMI Port for Front Panel Controller or Console Port Applications The NMI connector can be used to connect to any serial port on a PC for use with the Front Panel Controller Application for Windows or the software download package It can also be used to connect to a VT100 compatible ASCII terminal for use with the Console Port Interface feature You can order the following cables from Milgo to make this connection e Cable Part No 5956 182B 10 pin plug to 9 pin female connector e Cable Part No 5956 173T 10 pin plug to 25 pin female connector Plug the 10 pin plug into the connector labeled NMI on the ISX 5312 5314 s rear panel and plug the other end into a serial port on the PC or terminal Cable diagrams are provided in Appendix B When connectin
69. LED lights to indicate that a test is in progress To terminate the test and turn off the LED press the button beneath Norml or use the RTN Return to Normal function as described in the RTN Function section in Chapter 6 When the Revertive Mode parameter is enabled the ISX 5312 5314 switches back to the primary line from the protection if the primary line has been in a good state for a specified amount of time The amount of time from 0 to 900 seconds is determined by the Telco and programmed into the ISX 5312 5314 by the Telco via a TABS maintenance message The default values are ES 20 seconds SES 2 seconds and Availability Timer 900 seconds When this parameter is disabled the ISX 5312 5314 does not switch back to the primary line unless a failure occurs on the protection line and the primary line is in a good state To enable the Revertive Mode parameter follow these steps 1 Press the button beneath Revrt ISX 5314 Config APC Escape Top Inhbt Swtch Revrt gt 4 16 Defining Operating Parameters 2 Press the button beneath Enabl The top line of the screen displays the revised setting Revertive Mode Dsabl Dsabl Enabl Revertive Mode Enabl Dsabl Enabl 3 Press the Escape button to return to the Configure APC submenu The Switch on LOS parameter allows you to initiate a switch from the primary line to the protection line on loss of signal To enable this parameter follow these steps
70. Poortweg 14 2612 PA Delft The Netherlands Tel 31 15 269 82 82 Fax 31 15 262 18 08 ASIA PACIFIC Contact your Milgo affiliate support center See next page for addresses and phone fax numbers MILGO AFFILIATE SUPPORT CENTERS AMERICAS Region Milgo Solutions Inc 1619 North Harrison Parkway Sunrise Florida 33323 2802 U S A Tel 954 846 6116 888 722 2548 Fax 954 846 3692 email support milgo com EUROPE MIDDLE EAST AFRICA Region Milgo Solutions Ltd Landata House Station Road Hook Hampshire RG279JF England Tel 44 0 1256 761240 Fax 44 0 1256 382112 email support centre milgo com Internet www milgo com emea Bulletin Board Service 44 1256 766608 PSTN 44 1256 744832 3 4 ISDN iii MILGO AFFILIATE SUPPORT CENTERS ASIA PACIFIC Region Milgo Solutions Hong Kong Ltd Sun House 6th Floor 181 Des Voeux Road Central Hong Kong Tel 852 2815 1886 Fax 852 2815 2895 Milgo Solutions Hong Kong supports e China southern provinces Japan Korea Hong Kong Macau Taiwan Milgo Solutions Singapore Pte Ltd 26 Ayer Rajah Crescent 04 06 Ayer Rajah Industrial Estate Singapore 139944 Tel 65 779 2200 Fax 65 778 5400 Milgo Solutions Singapore supports e Brunei Indonesia Malaysia Philippines Singapore Thailand Australia New Zealand Rest of Indochina Cambodia Laos Myanmar Vietnam Milgo Solutions Beijing Inc Room 20659 Beijing Friendship Hot
71. Press the button beneath the desired delay time The top line of the screen displays the revised setting Restoral Timer 60 Top 20 40 60 5 Restoral Timer 20 40 4 22 Defining Operating Parameters Network Management System Protocol The Network Management System submenu allows you to select Milgo s proprietary management protocol for management from a CMS 400 T7 manager Point to Point Protocol PPP Serial Line Internet Protocol SLIP and Ethernet protocols are available for SNMP management via a CMS 400 or generic SNMP manager Also available is Console protocol for management from an ASCII terminal This submenu also allows you to specify the NMS channel rate and the network terminal server connection When T7 protocol is selected and the framing format is FAS or CRC 4 you may also select a method for transporting T7 data via dial modems and a Public Switched Telephone Network PSTN line and or via a timeslot on either DS1 line Another method of transporting T7 data is via the DTE ports This method is described in the T7 Mode section in this chapter The Network Management System submenu contains the following parameters e Speed Channel Rate e Modem e Chanl Channel e Prtcl Protocol e NTS Network Terminal Server Note The Protocol Speed and NTS parameters should not be changed from a remote unit Changing these parameters results in terminating the remote session The first NMS paramet
72. S1ia T7 Chanl Status Escape Top T7 Disable Chanl The display shows the status of the following e T7 indicates whether T7 is assigned to a DS1a DSO channel Possible displays are Enable and Disable e Chanl indicates the DS1a DSO channel number to which T7 is assigned Possible displays are 01 through 24 is displayed when T7 is disabled 5 11 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation APC Status 5 12 The APC Status submenu allows you to monitor the current operating status of the APC feature This submenu appears only for units equipped with two T 1 line interfaces It also allows you to view from separate 24 hour local and Telco registers the number of times a service switch from the primary to the protection line has occurred and the number of seconds the service has been on the protection line Separate local and Telco registers are provided mainly to allow you to reset the local register only and to allow the Telco to reset the Telco register only To monitor the current operating status of the APC feature follow these steps starting from the DSU Status submenu 1 Press the gt button two times ISX 5314 Status Escape Top State Ports Time Secur gt ISX 5314 Status Escape Top lt Secur Versn Freq NMS gt ee a ee 2 Press the button beneath APC ISX 5314 Status Escape Top lt NMS ENet APC Spare Online Operation 3 Press th
73. SX 5312 5314 Error Statistics Statistic CRC 6 Error Event Out of Frame OOF Not reported as a separate event ESF Error Event Not reported as a separate event Errored Second ES Severely Errored Second SES Bursty Errored Second BES Loss of Frame Count LOFC A CRC 6 error event occurs when the CRC 6 field calculated by the ISX 5312 5314 based on the incoming DS1 signal does not agree with the DS1 signal received from the network An OOF begins when any two of five consecutive frame synchronizing bits received from the network interface are incorrect An OOF state ends when reframe occurs Each ESF is examined for an error event An ESF error event is determined by the logical ORing of a CRC 6 error event and the occurrence of an OOF An ES is a second with one or more ESF error events that is one or more CRC 6 error events or one or more OOFs or one or more Controlled Slips CSs An SES is a second with 320 or more CRC 6 error events or one or more OOFs A BES is a second with more than 1 but less than 320 CRC 6 error events An LOFC is the accumulation of the number of times a Loss of Frame condition is declared Loss of Frame Declare On detection of an LOS or OOF a rise slope type integration process starts that declares a Loss of Frame after 2 5 0 5 seconds of continuous LOS or OOF If the LOS or OOF is intermittent the integration process shall decay at a slope of 1 5 rise slope du
74. Subnet Mask should be set to 255 255 255 000 To change the Subnet Mask starting from the Top Level menu press the buttons beneath Addr IPAdr Mask You can then enter the Subnet Mask in the same manner described in the Entering the Unit s Local IP Address section Steps 4 6 Enabling Traps The ISX 5312 5314 allows you to direct traps to one SNMP manager To enable this feature you must enter the IP address of the manager you want to receive traps To do so starting from the Top Level menu press the buttons beneath Addr SNMP MgAdr You can then enter the IP address in the same manner described in the Entering the Unit s Local IP Address section Steps 4 6 To view the port numbers used by this manager s UDP User Datagram Protocol service source port and destination port starting from the SNMP Address submenu press the button beneath Port Then press the button beneath Src to view the source port number or the button beneath Dest to view the destination port number The ISX 5312 5314 can have traps directed to multiple managers The front panel allows you to set only one manager s IP address Additional addresses can be set via the SNMP interface 3 7 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Establishing Password Protection The Excalibur ISX 5312 5314 allows you to establish password protection over one or both of the following front panel functions configuration and diagno
75. To do so follow these steps starting from the Top Level menu 1 Press the button beneath Local Escape Top Excal ISX 5314D T1 SA Local Addr RTN Ie 2 Press the button beneath Confg to enter the Configuration menu ISX 5314 Local Mode Escape Top Confg Diag Secur 4 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 2 3 The screen displays the first four parameter submenus Press the gt button to scroll through the remaining options ISX 5314 Config Mode DSU Ports DSia DSib gt Escape Top ISX 5314 Config Mode lt DS1b Alarm Fetry Ustrp gt ISX 5314 Config Mode lt Ustrp Reset NewSw The submenus are DSU provides the basic ISX 5312 5314 parameters Ports provides the configuration parameters and specifies the DSO channel assignments for the individual ports DTE 1 and DTE 2 ISX 5312 or DTE 1 DTE 2 DTE 3 and DTE 4 ISX 5314 The parameters are identical for each DTE submenu DS1a DS1b provide the configuration parameters for T 1 lines A and B The parameters are identical for both line submenus If your unit is equipped with one T 1 line interface the DS1b submenu does not appear on the screen This menu also allows you to assign DSO channels from the line A interface to the line B interface and vice versa Alarm allows you to enable or disable each alarm and allows you to reset alarms independently for the ISX 5312 5314 and each T 1 line
76. X 5312 5314 ISX 5312 5314 CMS 400 PRIMARY COMMAND PAT ret MODEM MODEM Figure 4 2 Dial Modem Providing a Primary Command Data Path to a Remote ISX 5312 5314 PRIMARY COMMAND PAT CENTRAL REMOTE ISX 5312 5314 ISX 5312 5314 PRIMARY COMMAND PAT MODEM MODEM Figure 4 3 Dial Modem Providing a Backup Command Data Path to a Remote ISX 5312 5314 4 25 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 26 PRIMARY COMMAND PAT ENTRAL CENTRAL ISX 5312 5314 C ISX 5312 5314 DIANOSTIC CANNEL DIANOSTIC NMS E a DEICE MODEM MODEM Figure 4 4 Dial Modem Providing a Diagnostic Channel to a Remote ISX 5312 5314 The general characteristics of the dial T7 path are as follows The remote ISX 5312 5314 can automatically dial the CMS 400 if the remote unit has a Dial Condition Event to report and a modem connection has not been established A Dial Condition Event is defined as a Red Blue or Yellow alarm generated on a T 1 line that causes the remote unit to dial the CMS 400 These alarms can be individually enabled or disabled from the ISX 5312 5314 s front panel The CMS 400 can dial the remote ISX 5312 5314 if the user requests statistics or wants to download parameters and a modem connection has not been established The remote ISX 5312 5314 hangs up when it receives a hang up command from the CMS 400 If the CMS
77. a character into the next space press the 3 button Press the lt and gt buttons to move from space to space When you change a digit a reverse video C appears in the lower right corner of the screen DSU New Code Inc Dec Cpy Acc 3 When the desired new code is displayed press the 4 button The screen then prompts you to enter the existing security code Escape Top BE DSU New Code USA Inc Dec Cpy Acc C DSU Enter Code Escape Top Inc Dec Cpy 3 10 Using the Front Panel 4 When the Excalibur ISX 5312 5314 is shipped from the factory the predefined security code is CSU Enter the predefined code in the same manner as described in Step 2 When the correct code is displayed press the 4 button If an incorrect code is entered the bottom line of the screen displays the message Invalid code entered Press the Escape button and re enter the code When the existing code has been accepted the screen displays the new code If you forget the code contact your local Milgo Customer Support Office Note The predefined security code must be entered in uppercase letters DSU Enter Code CSU Escape Top Inc Dec Cpy Acc DSU New Code USA Inc Dec Cpy 5 Press the Escape button to return to the ISX 5312 5314 Security submenu Establishing the Telnet Logon Sequence For security purposes access from Telnet is protected by a user configurable logon sequence consisting of a user ide
78. able options are 0 db 7 5 db 15 db 22 5 d db Note The proper ISX 5312 5314 transmit level will be provided by your telephone company at the time of installation Adjustments exceeding this level are prohibited and will violate the FCC Part 68 registration Channel The Channel parameters specify the T 1 line channel assignments and signal allocation These parameters appear on the screen only for units equipped with two T 1 line interfaces To define the line channel assignments follow these steps starting from the Configuration Mode submenu Note When the APC or Hot Spare feature is enabled the ISX 5312 5314 will not allow you to change the channel assignment or signal allocation parameter settings on the DS 1b line 1 Press the button beneath DS 1a ISX 5314 Config Mode DSU Ports DSla DS1b gt 2 Press the button beneath Chan ISX 5314 DSla Config Frame Code LBO Chanl gt 4 54 Defining Operating Parameters 3 Press the button beneath Conn Single or contiguous channel assignments can be defined To define single channel assignments follow Steps 4 6 To define contiguous channel assignments skip to Step 7 DSU DSla Config Chanl Conn Sign 4 The screen displays the DS1a channel assignment parameters with the cursor located under the leftmost digit The R option indicates range To assign single channels you must have R n displayed on the bottom line If R y is displayed press the 3 butt
79. aid when troubleshooting large networks Event files keep a record of all significant network events alarms tests etc Network management reports consolidate network status information so that you can analyze your network s overall performance Reports can be generated on every major database item Network diagnostics scan all CMS compatible components in the network reporting any irregular conditions Tests can be run on any network component from the central site console Alarms can be received from anywhere in the network Serial number reporting assists in inventory and identification of network ISX 5312 5314s Each ISX 5312 5314 is assigned a serial number which is reported to the system upon request EIA Lead Status Monitoring allows you to scan the status of the DTE control leads Integral SNMP Agent 1 10 For networks that require comprehensive management testing and control features the ISX 5312 5314 s integral MIB II compliant SNMP agent provides a standards based management interface It allows you to manage your complete network via SNMP from a CMS 400 or generic SNMP manager Introduction To simplify network management Milgo offers Excalibur ISX 5312 5314 management for Windows and UNIX This SNMP based application provides an intuitive graphical interface tailored specifically for Excalibur ISX products You can use this application to fully configure the ISX 5312 5314 monitor its performance di
80. alarm indication device you are connecting Table 2 6 lists the pin and signal assignments for this connector Caution The alarm relay contacts are rated 2 Amps 30 Volts DC 1 Amp 60 Volts DC or 2 Amps 30 Volts AC Connecting loads exceeding these ratings will void the product s safety approvals and may present a risk of fire or electric shock Installation Table 2 6 Relay Connector Pin Signal Assignments OO o f o OO fiar DMM Connector Central Site Model Only The central site Excalibur ISX 5314 has a connector labeled DMM that enables you to daisy chain the CMS system diagnostic channel Use Cable Part No 5956 158V to connect the DMM connector on the first unit to the NMI connector on the next unit Continue to daisy chain units in the same manner DMM to NMI Note Daisy chaining works only if all units in the daisy chain are configured to use T7 network management protocol AC Power Connection A The standalone Excalibur ISX 5312 5314 draws power from an external power supply Appendix A lists the input voltage specifications for the power supply shipped with your unit To make the power supply connection plug one end of the power supply cable into the ISX 5312 5314 s power receptacle labeled POWER and plug the other end into the AC outlet Caution For use with Power Supply Part No 25C168 01 Pour utilizer avec alimentation 2 15 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operatio
81. annel number The available options are None and DTE1 4 48 Defining Operating Parameters 11 To increase the first digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to move from space to space DSla 11 01 to None Inc Dec R y Acc Escape Top 12 When the desired assignments are displayed press the button beneath Acc DSla 11 16 to DTE1 Inc Dec R y Acc Escape Top A 13 Press the lt button and repeat Steps 11 and 12 if you want to define additional contiguous channel assignments When all the desired assignments have been defined press the Escape button DSla 11 16 to DTE1 Inc Dec R y Acc Escape Top R 4 49 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation RTS Control DTR Control 4 50 14 The screen displays a message asking you if you would like to accept the changes You must press the button beneath Yes to enter the changes into memory If the changes are accepted the bottom line of the screen displays the message DSO Assignments Accepted If you attempt to assign a different number of channels than you have allocated to the DTE under the DSO parameter in the DTE submenu the screen displays the message DSOs for DTE1 Invalid If you try to assign a channel that is already assigned the screen displays the message Conn to used channel If you want to change the channel assignment you must first unassign the channe
82. annels you must have R n displayed on the bottom line If R y is displayed press the 3 button to change the setting and display the single channel loopback parameters DSia Ch Lp 01 Inc Dec The top line of the display shows two fields that indicate the following e 01 first field indicates the DS1a DSO channel number to be looped The available options are 01 through 24 e Off second field indicates the loop is inactive On is displayed when the loop is active 3 To increase the first digit press the 1 button to decrease it press the 2 button Press the gt button to move to the second digit When the desired channel number is displayed press the gt button to move to the second field Press the 1 or 2 button to change the parameter setting to On DSia Ch Lp 1 Inc Dec DSia Ch Lp 11 Inc Dec 6 13 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 To clear the loop press the 1 or 2 button to change the parameter setting to Off Then press the button beneath Acc DSia Ch Lp 11 Inc Dec PS ita Ch Lp 11 Inc Dec 6 The screen displays the DS1a channel loopback parameters with the cursor located under the leftmost digit The R option indicates range To loop contiguous channels you must have R y displayed on the bottom line If R n is displayed press the 3 button to change the setting and display the contiguous channel loopback parameters DS ta Ch Lips 01 01 I
83. art No 5956 840R ISX 5312 5314 line to RJ48C connector to make this connection This cable is provided for each T 1 interface on the unit The following cables are available from Milgo for connecting the ISX 5312 5314 to external equipment e Cable Part No 5956 877C ISX 5312 5314 line RJ48C to DB 15 Connector Regeneration e Cable Part No 5956 177F ISX 5312 5314 line DA 15 to RJ48C Connector Table 2 2 lists the pin and signal assignments for the line external equipment connector Installation Table 2 2 T 1 Line External Equipment Connector Pin Signal Assignments Co fem o ewa oo Co fes e fes Connecting to External Dial Backup Device The connector labeled Port 2 on the ISX 5312 and the connectors labeled Port 2 and Port 4 on the ISX 5314 can be used to connect to an external dial backup device A crossover cable is required to make this connection The correct cable to use depends on the type of external dial backup device to which you are connecting the ISX 5312 5314 When connecting to a BRI 2000 use adapter cable part no 5956 879G 26 pin micro male to 34 pin female Plug the male end of the cable into the ISX 5312 5314 Plug the female end into the crossover cable part no 5956 744E 26 pin micro male to 34 pin male connected to the BRI 2000 Both cables can be ordered from Milgo Connecting to NMI Port for T7 Network Management The Excalibur ISX 5312 5314 provides a 10 pin jack labeled NMI for conne
84. as the unit is not reset during this operation data continues to flow through the ISX 5312 5314 However no other operation can be performed Do NOT select this option when using the ISX Download Program DL5300 exe Detailed instructions about downloading software are provided under separate cover when you receive new code Using the ISX 5314 as an example the following instructions are provided to give you an idea of how the download kernel works 1 Start your communications software program 2 Set the communications software program to 2400 bps 3 From the ISX 5314 s front panel press the buttons beneath Local Confg NewSw Yes 4 The ISX 5314 s screen prompts you to enter the security code When the ISX 5314 is shipped from the factory the predefined security code is CSU Enter the predefined code unless you changed it under the Security submenu If you changed it enter the current code 5 If the baud rate is set for 2400 bps the PC screen displays the prompt ISX 5314 gt If the setting is incorrect the screen displays garbage or nothing If you are downloading software to the remote unit the baud rate must remain at 2400 bps If you are downloading software to the local unit you may now change the baud rate if desired The available options are 115200 57600 38400 19200 9600 4800 2400 and 1200 bps To change the baud rate type the letters shown in bold Angle brackets lt gt indicate that you choose the tex
85. assignments follow these steps starting from the Configuration Mode submenu Note Be sure you have set the number of DSOs parameter in the DTE 1 DTE 2 DTE 3 and DTE 4 Configuration submenus before defining the DSO channel assignments 1 Press the button beneath P orts ISX 5314 Config Mode Escape Top Ports DSla DS1b gt E 4 45 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 Press the button beneath DTE1 ISX 5314 Config Port Escape Top DTE1 DTE2 DTE3 DTE4 a ae B 3 Press the button beneath Conn ISX 5314 DTE1 Confi Escape Top S0 Rate RemT7 Conn gt 4 Press the button beneath the DS1 line to which you want to assign DTE 1 If you attempt to connect to the DS1b line when the APC or Hot Spare feature is enabled the screen displays the message DS1 Line Unavailable Single or contiguous channel assignments can be defined To define single channel assignments follow Steps 5 9 To define contiguous channel assignments skip to Step 10 ISX 5314 DTE1 Conn DSla DS1b Escape Top gt 5 The screen displays the DS1a channel assignment parameters with the cursor located under the leftmost digit The R option indicates range To assign single channels you must have R n displayed on the bottom line If R y is displayed press the 3 button to change the setting and display the single channel assignment parameters DSla Ql to None Inc Dec R n Acc
86. atus can point you toward the faulty component For example a constantly low RTS signal points to a terminal problem while a constantly low CTS signal points to either a network or an ISX 5312 5314 problem Management Paths During Network Outages The ISX 5312 5314 maintains its SNMP network management capability during network outages in the following ways e The ISX 5312 5314 receives management traffic via the restoral path Most remote sites that require restoral use the second router WAN port connected to a modem or ISDN Terminal Adapter TA When the main network link goes down the circuit path is restored via the second router port The NMS path is automatically restored via this connection as shown in Figure 6 1 6 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Router ISDN TA or Modem Figure 6 1 Management via the Second Router WAN Port e For leased line circuits the ISX 5312 5314 offers end to end diagnostics utilizing the PN127 Digital Loop Test and the QRSS test pattern generator If a failure occurs with the remote router the circuit can be debugged using this feature T 1 Line Pattern Test 6 2 You can verify the operation of a T 1 line by running a Pattern Test During this test the ISX 5312 5314 generates a QRSS test pattern through the DS1 datastream at the internal TDM bus See Figure 6 2 The ISX 5312 5314 monitors for an incoming test pattern and reports any errors up to 9
87. backup line See Figure 1 10 When the DS1 line is restored based on user definable criteria the dial backup connection is terminated and communication is returned to the DS1 line Dial backup operation can also be initiated and terminated manually by entering the appropriate commands In an FT 1 environment a central ISX 5312 can provide dial backup to one remote unit while a central ISX 5314 can provide dial backup to up to two remote units When the Loss of Remote Communications LRC alarm is enabled the central unit sends a heartbeat message via a portion of the remote T7 bandwidth to the remote ISX 5312 5314 unit s to communicate the primary line connectivity For example in Figure 1 11 the central ISX 5314 maintains a heartbeat signal between the two remote ISX 5312 units If the heartbeat signal is not present for a user specified amount of time the ISX 5314 goes into dial backup mode When the DS1 line is restored based on user definable criteria the dial backup connection is terminated and communication is returned to the DS1 line Dial backup operation can also be initiated and terminated manually by entering the appropriate commands DTE 1 189812 Figure 1 10 T 1 External Dial Backup Application B20 DTE ISDN Terial Apter DTE 2 Central DTE 4 DTE 3 133814 SrADTE 2 7 SrADTE 4 12 B20 i DTE
88. ble options are y yes and n no Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Clock Tolerance The Clock Tolerance parameter specifies whether the ISX 5312 5314 automatically switches to a lower priority transmit clock source when the primary source is out of the user specified tolerance range The available options are Dsabl and Enabl When this parameter is enabled the unit automatically switches to the fallback clocks in the order designated under the Transmit Clock parameters When a higher priority clock recovers the unit does not switch to that timing source The higher priority clock source must be selected manually from the T7 or SNMP manager s console or from the ISX 5312 5314 s front panel Refer to Transmit Clock previously described in this chapter for instructions Note It is recommended that you do not enable the Clock Tolerance parameter until an installation is stable Tolerance Limit The Tolerance Limit parameter allows you to select the clock tolerance range limit The available options are 50 50 Hz 100 100 Hz 150 150 Hz and 200 200 Hz The range specified in AT amp T Publication 62411 is 50 Hz at 32 ppm Busy Signal Bits The Busy Signal Bits parameter allows you to select the 4 bit per unit DSO channel signaling code used in the trunk processing function Trunk processing refers to the ability to send signaling bits to adjacent units indicating a particular condition
89. bur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 Press the button beneath Diag ISX 5314 Status Mode Escape Top lt DS1b Alarm Diag 3 Press the button beneath DTE1 The parameters are identical for each DTE submenu ISX 5314 Diag Statu DTE DTE2 DTE3 DTE4 gt Escape Top 4 Press the button beneath the local test V 54 Digital Loop Digital Loop or Test Pattern for which you want to view the status The screen displays whether the test is in progress on DTE 1 Off indicates the test is inactive On indicates it is active DSU DTE1 Diag Status V54DL DLoop TstPat PN127 DSU DTE1 Diag Status Escape Top DTE1 V54DL Off Press the Escape button to return to the DTE Diagnostic Status submenu 5 36 Online Operation 5 Press the button beneath PN127 The screen displays the last code sent to the remote unit requesting it to initiate or terminate a Remote Digital Loop Test Possible displays are Up code sent requesting the remote unit to initialize the test Down code sent requesting the remote unit to terminate the test and no code sent DSU DTE1 Diag Status Escape Top V54DL DLoop TstPat PN127 DSU DTE1 Diag Status Last Code Sent Down Press the Escape button two times to return to the Diagnostic Status submenu 6 Press the gt button ISX 5314 Diag Status DTE1 DTE2 DTE3 DTE4 gt ee Escape Top 7 Press the button beneath DS1a
90. c E DSia 11 to I7 Dec Acc Escape Top Inc g Port Parameters The Ports submenu provides the configuration parameters and specifies the DSO channel assignments for the individual ports DTE 1 and DTE 2 ISX 5312 or DTE 1 DTE 2 DTE 3 and DTE 4 ISX 5314 The parameters are identical for each DTE submenu Each DTE submenu contains the following parameters DSO Rate RemT7 Remote T7 Conn DSO Channel Assignment RTS RTS Control DTR DTR Control DSR DSR Control TxC Transmit Clock T7Mod T7 Mode RI Ring Indicator Signal DBU Dial Backup see Using External Dial Backup in Chapter 5 for information about the dial backup parameters 4 43 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation DSO Rate Remote T7 4 44 The DSO parameter specifies the number of T 1 line DSO channels used by the port A maximum of 24 DSOs are available on each line You can assign all DTEs to the same T 1 line and divide the DSO channels between them in any combination you desire You can also assign any combination of DTEs to each T 1 line For example you can assign DTE 1 DTE 2 and DTE 3 to line A and DTE 4 to line B You cannot assign a DTE to more than one T 1 line The available options are 01 through 24 This parameter must be set before the DSO channel assignments in the Connection submenu can be defined The Rate parameter specifies the bandwidth per DSO assigned to a connection The
91. cape Top R Sys Relay 1 Diag Off Using External Dial Backup Feature Excalibur ISX 5312 5314 units equipped with one T 1 interface come with the External Dial Backup feature This feature restores high speed communications in the event of a network outage When the T 1 line fails the ISX 5312 5314 automatically switches to an external backup device such as an ISDN modem The following sections explain how to enable dial backup mode configure its operating parameters and initiate dial backup connections Refer to Connecting to External Dial Backup Device in Chapter 2 for cable connection instructions Enabling Dial Backup Mode To enable the External Dial Backup feature you must enter the Backup Mode submenu For the ISX 5312 DTE 1 is the dedicated port and DTE 2 is the dial backup port For the ISX 5314 DTE 1 and DTE 3 are the dedicated ports and DTE 2 and DTE 4 are the respective dial backup ports Therefore before you can enter this submenu the ISX 5312 5314 must be configured as follows e There must be no connections on DTE 2 or DTE 4 e There must be no dedicated line DSO channels specified on DTE 2 or DTE 4 5 40 Online Operation To enter the Backup Mode submenu follow these steps starting from the Top Level menu 1 Press the button beneath Local Excalibur ISX 5314 S T1 SA Escape Top Local Addr RTN E 2 Press the button beneath Confg ISX 5314 Local Mode Escape Top Co
92. ceived from a T 1 link and a modem link especially if the T 1 line is intermittent If this occurs the CMS 400 needs only to look at the alarms received on the channel to which the unit is attached The alarms from the other channel can be ignored 4 27 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation To control the Dial T7 feature you must enter the NMS Configuration submenu To do so follow these steps starting from the Top Level menu 1 Press the button beneath Local Excal ISX 5314D T1 SA Escape Top Local Addr RTN B 2 Press the button beneath Confg ISX 5314 Local Mode Escape Top Confg Diag ecur A v 3 Press the button beneath DSU ISX 5314 Config Mode DSU Ports DSia DS1b gt Escape Top A v 4 Press the gt button two times ISX 5314 Config DSU Locat TxCIk Sy Clk Beepr gt Escape Top ISX 5314 Config DSU Escape Top lt Beepr A LED NLEna CIkTL gt 4 28 Defining Operating Parameters 5 Press the button beneath NMS ISX 5314 Config DSU Escape Top lt CIKTL TLLim NMS SgBsy gt 6 Press the button beneath Modem This submenu is only available for T7 network management If you have SLIP PPP or Ethernet enabled the screen displays the message Invalid SLIP PPP active Press any button to return the display back to the current menu selection ISX 5314 NMS Config Speed Modem Chanl Prtcl Escape Top
93. cellent Good Fair Poor How easy was it to locate specific information Very easy Moderately easy Difficult Rate the technical level of information presented in this manual Too technical Suitable technical level Not technical enough Are technical terms clearly defined Excellent Good Fair Poor Rate the quality of the illustrations Excellent Good Fair Poor Are the manual s instructions clearly written Excellent Good Fair Poor Rate the quantity of the illustrations in this manual Too many Suitable amount Not enough Does this manual contain all the information you require Y N If not what would you suggest we add to make the manual more useful Did you find any errors in this manual Y N If yes please note the error and page number in the space provided below NAME TITLE COMPANY ADDRESS CITY STATE ZIP TELEPHONE NO TWFM 004 Rev B O 7 1 95 Tape Here FOLD BUSINESS REPLY MAIL FIRST CLASS MAIL PERMIT NO 8699 FT LAUDERDALE FLORIDA Postage Will Be Paid By Addressee MILGO Solutions Inc Attn Technical Writing MS D108 Post Office Box 407044 Fort Lauderdale FL 33340 7044 No Postage Stamp Necessary If Mailed In The United States
94. cepts commands from the NMI only When set to Remote the unit accepts commands from the T 1 line side T7 commands are passed out the remote unit s NMI port unless a modem is attached Transmit Clock 4 6 The Transmit Clock parameters allow you to specify the source of timing signals for the ISX 5312 5314 s Transmit Clock This parameter also defines the source of clock used to derive all other clocks generated by the ISX 5312 5314 To do so follow these steps starting from the Configuration Mode submenu 1 Press the button beneath DSU ISX 5314 Config Mode Escape Top Ports DSia DS1b gt 2 Press the button beneath TxClk ISX 5314 Config DSU Locat Tx Clk Sy Clk Beepr gt Escape Top 3 Press the button beneath Select ISX 5314 Config Clk Order Escape Top A Defining Operating Parameters 4 The screen displays the current Transmit Clock setting and possible options Press the gt button to display additional options The options are Intrn internal timing DTE1 DTE2 DTE3 DTE4 timing derived from the respective DTE external clock input DS1a DS1b timing derived from the respective T 1 line Press the button beneath the desired setting The screen then displays the revised setting DSU Tx Clock DTE1 Escape Top Intrn DTE1 DTE2 DTE3 gt DSU Tx Clock DTE2 Intrn DTE DTE2 DTE3 gt 5 Press the Escape button to return to the Configure Clock submenu The ISX 5
95. change the LRC setting from enabled to disabled The LRC alarm trigger condition is disabled and the remote T7 bandwidth is given back to the user 5 45 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 46 The following example shows you the steps to follow to change the Remote T7 parameter from 8 Kbps mode to DSO mode For this example the following assumptions are made e Remote T7 and 8 Kbps mode are enabled for both DTE 2 and DTE 4 e You want to change DTE 2 to DSO mode Follow these steps 1 Disable the LRC alarm for DTE 4 as described on the previous page 2 Set DTE 2 to Remote T7 via DSO 3 Set DTE 4 to 8 Kbps mode 4 Enable the LRC alarm for DTE 4 If LRC is enabled and you attempt to disable a DSO channel used for remote T7 transport Local Confg DSU NMS Chanl DS1 the screen displays the message Disable DBU Trigger LRC Connect Timer The Connect Timer parameter allows you to specify the amount of time that user specified DS1 line alarm conditions can be active before the ISX 5312 5314 automatically dials the backup device connected to DTE 2 The available options are 5s 15s 30s 60s seconds and AAns Auto Answer When the Auto Answer option is selected the ISX 5312 5314 only answers incoming calls from the device connected to DTE 2 It does not initiate dial backup calls and it does not terminate dial backup connections Disconnect Timer The Disconnect Timer parameter allows you to s
96. cting to a CMS 400 for T7 network management Use Cable Part No 5956 158V which has a 10 pin plug at one end and a 6 pin plug at the other end to make this connection This cable must be ordered from Milgo Table 2 3 lists the pin and signal assignments for the T7 network management system connector 2 9 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Table 2 3 T7 Network Management System Connector Pin Signal Assignments Pin Input No Signal Output Function a e 3 Secondary Channel Output Serial data to CMS system Receive Data 4 Secondary Channel Data Carrier Detect Not Supported S ee Not Used Request to Send Not Supported Secondary Channel Input Serial data from CMS Transmit Data system ope ee Secondary Channel Connecting to NMI Port for PPP SLIP Network Management 2 10 The Excalibur ISX 5312 5314 provides a 10 pin jack labeled NMI for asynchronous connection to an external router a terminal server a Milgo INX NTS or a Milgo CMS 802X The correct cable to use depends on the type of asynchronous device to which you are connecting the ISX 5312 5314 When connecting to an INX NTS use Cable Part No 5956 175V to make this connection This cable can be ordered from Milgo If a patch panel is used the units can generally be directly connected without using a crossover cable In all other instances a crossover cable is required when directly connecting the units When connect
97. d e 01 fourth field indicates the initial line DSO channel number you are assigning to The available options are 01 through 24 The fourth field does not appear on the screen when the third field is set to None 8 To increase the first digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to move from space to space 9 When the desired assignments are displayed press the button beneath Acc If you try to assign a channel that is already assigned the bottom line of the screen displays the message Conn to used channel If you want to change the channel assignment you must first disconnect the channel by selecting None DSla 11 16 to DS1b 11 Inc Dec R y Acc 10 Press the Escape button to return to the DS 1a Configure Channels submenu The Signal parameter specifies the channel signaling mode for the DS1a line It can be defined for a single channel or a range of channels The available options are Dsabl and Enabl When Enabled is selected the channel s associated network signaling bits carried by the 6th 12th 18th and 24th frames of an ESF transmission are realigned into the proper frame on the outbound line When Disabled is selected signal bit alignment is not provided 4 57 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation To define the channel signaling mode follow these steps 1 Press the button beneath Signl To define the signaling mode for a si
98. de monitoring current operating status viewing local error statistics from 24 hour registers and viewing stored alarms Chapter 6 Troubleshooting explains how to use the ISX 5312 5314 s built in diagnostic tests to isolate the source of malfunctions in your network Appendix A Technical Specifications Appendix B Cable Diagrams Appendix C Regulatory Information About This Manual Conventions The following typographical conventions are used in this manual Excal ISX 5314D T1 SA References to labeled parts of a device such as buttons and connectors are shown in boldface For example The DS1A connector is located on the ISX 5312 5314 s rear panel References to text that appears on the control panel LCD screen are shown in this font For example Press the button beneath Confg to enter the Configuration menu In the front panel illustrations that accompany step by step instructions the gray shading indicates which button to press For example 1 Press the button beneath Local Escape Top Local Addr RTN Boldface text denotes text you need to enter I Angle brackets lt gt indicate that you choose the text to enter based on the description inside the brackets Do not type the angle brackets when entering the command Example if command syntax is ISX 5314 gt C lt desired baud rate gt you enter 2400 ENTER indicates that you must press a special keyboard key such as Enter or Control Slas
99. dentifier and password are required for access to the console port interface At start up the console port interface process is idle and you can attempt to access it from the terminal No prompt is presented at this stage To obtain the console prompt press ENTER The screen displays Login Type the user identifier default is RACAL DATACOM ENTER The screen displays Password Type the password default is SERVICE ENTER The screen displays the same screen that is currently displayed on the front panel To end the session at any time type Q To start a new session press ENTER to restore the login prompt If the terminal is idle for the amount of time selected under the Session Timeout parameter in the Telnet Security submenu the ISX 5312 5314 automatically logs the user off Display Screens 3 18 The console port interface operates like a Telnet session in the respect that an ASCII representation of the front panel is sent to the terminal screen The actual display is dependent on your terminal and how it is configured Figure 3 4 shows a typical example of a terminal display screen Using the Front Panel Procomm Plus Terminal COM1 BoE File Edit Setup Data Scripts Tools Window Help Rapid Connect Data Script File COM1 gt startup Racal Datacom Excalibur 1585X5314 o E oss ast nf ca a f iL ISX 5314 Local Mode iStats Confg Diag Secur Q Logof f lt Enter gt Refresh f Racal Datacom Excalibur 15X5
100. e the alarm is currently active and the time displayed indicates the time the alarm occurred If an asterisk does not appear the alarm is inactive and the time displayed indicates the time the alarm was cleared Press the gt button to scroll through any additional alarms that might have occurred Possible DBU alarm displays are DBU2 Sw BkUP DBU2 Sw Dedct ISX 5314 Alarm Status DSia DBU Hstry gt DSU DBU Alarm Status DBU2 Sw BkUp 08 04 20 gt 5 33 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 34 e DBU2 Failed e DBU4 Sw BkUP e DBU4 Sw Dedct e DBU4 Failed 6 Press the button beneath Hstry If an alarm has occurred since the last alarm reset the screen displays the alarm If no alarms have occurred the screen displays No Alarms For each alarm a display shows the date and time the alarm occurred If the alarm was cleared another display shows the date and time Press the gt button to scroll through any additional alarms that might have occurred ISX 5314 Alarm Status Escape Top DSia DS1b Hstry gt DTE1 DTE Fail START 01 16 10 21 23 E Press the Escape button to return to the Alarm Status submenu 7 If you want to clear all stored alarms for the DSU DS1a DS1b DBU or the history log press the gt button ISX 5314 Alarm Status DSU DSia DS1b Hstry gt Escape Top 8 Press the button beneath Reset ISX 5314 Alarm Status Escape Top
101. e Port mode Use this setting if you want to use Console protocol to configure and control the ISX 5314 from a connected ASCII terminal See Using Console Port Interface in Chapter 3 for instructions This setting applies only if switch 2 is set On ISX 5010 chassis mode If switch 2 is set Off this setting is ignored and the NMI port mode is determined by the Protocol parameter See the Network Management System section in Chapter 4 for more information Switch 1 Off Up The NMI port operates in Network Management mode Use this setting if you want to use PPP SLIP or T7 protocol to configure and control the ISX 5314 from an SNMP manager CMS 400 or Telnet To select the protocol set the Protocol parameter as described in Chapter 4 in the Network Management System section Default Switch 2 On Down Select this setting if the unit is housed in an ISX 5010 chassis Switch 2 Off Up Select this setting if the unit is housed in an Excalibur Card Carrier Default Switches 3 and 4 on the switchbank are not used Switchbank Figure 2 2 Switchbank Location Cable Connections Installation You can now connect the ISX 5312 5314 to the DTEs T 1 line and accessory equipment On the standalone model all interface connectors are located on the rear panel as shown in Figures 2 3 and 2 4 On t
102. e Software The ISX 5312 5314 provides a download kernel that allows you to quickly and easily download software from your PC console via a direct connection or a modem attachment You can also use a CMS T7 network manager to download software across the network to remotely located ISX 5312 5314 units 1 9 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation During software downloading data continues to flow through the unit until the unit is rebooted to activate the new software A Windows based software download package can be accessed from the Milgo Home Page on the Internet CMS T7 Compatibility For networks that require comprehensive management testing and control features the Excalibur ISX 5312 5314 can operate with a CMS 400 T7 manager The CMS 400 provides the following capabilities ESF Diagnostic Monitoring allows you to monitor the T 1 circuit s performance Error statistics displayed include the following percentage of line availability ES CSS LOFC CRC BPV FBE COFA SES BES severely errored framing event frame synchronization bit error line code violation event and Payload Loopback activated Error statistics are displayed for the current 15 minute interval and for the past 24 hours in ninety six 15 minute intervals Database management provides you with a complete record of your network s structure including all sites components and channels A network map display is available as a visual
103. e active somewhere in the Telco network or the remote unit must be in either a loopback condition or running a DTE Pattern Test Local ISX 5312 5314 RxD Marks DCD Off TH Network CTS Off TDM Bus Receiver Figure 6 3 DTE Pattern Test 6 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Digital Loop Test The Digital Loop Test isolates the local DTE from the rest of the network During this test the ISX 5312 5314 establishes one loop It loops its transmit data input from the DTE to its receive data output to the DTE RTS is looped as DCD Marks are transmitted towards the network in the DSOs assigned to the DTE This test affects only the DTE port that is being looped See Figure 6 4 Local ISX 5312 5314 ae a T 1 Network TxD Figure 6 4 Digital Loop Test V 54 Digital Loop Test The V 54 Digital Loop Test isolates the remote DTE from any externally connected device During this test the ISX 5312 5314 establishes one loop It loops its receive data input from the line to its transmit data output toward the network This test affects only the DTE port that is being looped See Figure 6 5 Local ISX 5312 5314 RxD Marks T 1 DCD Off Network Receiver Figure 6 5 V 54 Digital Loop Test 6 4 Troubleshooting Remote PN127 Digital Loop Test From the ISX 5312 5314 s front panel or the T7 or SNMP manager s console you can send a request to the remote uni
104. e button beneath State The screen displays the APC s current operating state ISX 5314 APC Status State Occur Durat Thrsh gt Escape Top ISX 5314 APC State Line Prim APC Enable The display shows the status of the following e Line indicates which line the service is using Possible displays are Prim DS 1a Primary Prot DS1b Protection or APC disabled e APC indicates whether the APC feature is enabled Possible displays are Enable enabled Disable disabled or Inhibit enabled but inhibited from switching to the other line from the current service line Refer to the Access Protection Capability section in Chapter 4 for a complete description of the Inhibit feature Press the Escape button to return to the APC Status submenu 4 Press the button beneath Occur ISX 5314 APC Status Escape Top Occur Durat Thrsh gt 5 13 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 Press the button beneath Local or Telco depending on which register you want to view The screen displays the number of times a line switch has occurred for the current 15 minute interval and for the last 24 hours This information is reported to the T7 or SNMP manager for the current 15 minute interval and the past 24 hours in ninety six 15 minute intervals APC Switch Occurrences Local Telco APC Local Occurrence 15min 00000 24hr 00001 Press the Escape button two times to retu
105. e g a busy signal whenever an abnormal condition occurs on a T 1 interface This parameter appears only for units equipped with two T 1 line interfaces The selected code is used by both T 1 lines on the unit The default code 1111 is Four Wire Ear and Mouth 4 W E M To change to another code such as FXS Foreign Exchange Station or FXO Foreign Exchange Office enter the appropriate combination of Os and 1s The trunk processing feature operates only when the lines are cross connected Refer to the Daisy Chain section in this chapter for a complete description of cross connected and daisy chained lines Access Protection Capability 4 12 The Access Protection Capability APC parameters allow you to interface the ISX 5312 5314 with Accunet s T1 5 APC service function which provides the automatic transfer between two Accunet T1 5 access facilities when one T 1 line fails These parameters appear only for units equipped with two T 1 line interfaces Defining Operating Parameters When the APC feature is enabled channel mapping on DS1a is duplicated on DS 1b DS1a the primary line and DS1b the protection line transmit the same information Both the primary and protection lines are monitored and the required statistics are accumulated The ISX 5312 5314 also allows you to initiate a switch to the protection line on loss of signal LOS This option is an extension of Technical Reference S4017A1 A transfer switch transfe
106. e of that company For service information contact the appropriate Customer Support Office nearest you Contact information is listed in the front of this manual Regulatory Information Industry Canada Requirements for End Users Notice Industry Canada identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operational and safety requirements The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water pipe systems if present are connected together This precaution may be particularly important in rural areas Caution Users should not a
107. e the Hot Spare feature enabled the screen displays the message Invalid Alt mode enable If you have any connections on the DS1b line the screen displays the message Connections on Prot Line If the Frame parameter is not set to ESF the screen displays the message Invalid Config for APC Press any button to restore the display back to the current menu selection When the APC feature is enabled the ISX 5312 5314 will not allow you to change the Frame parameter on the DS1a and DS1b lines It also will not allow you to change the channel connection signaling or daisy chain parameters on the DS1b line Escape Top APC Feature Dsabl Dsabl Enabl APC Feature Enabl Dsabl Enabl 4 Press the Escape button to return to the Configure APC submenu The Inhibit parameter allows you to inhibit prevent a switch to the other line from the current service line When this parameter is enabled whatever line is not currently carrying the service is inhibited For example if the ISX 5312 5314 is currently carrying the service on the primary line and you enable the Inhibit parameter the unit will not switch to the protection line in the event of a failure on the primary line To enable the Inhibit parameter follow these steps 1 Press the button beneath Inhbt ISX 5314 Config APC ig APC Escape Top Inhbt Switch Defining Operating Parameters 2 Press the button beneath Enabl The top line of the screen display
108. ecify the amount of time a modem link can be inactive before the remote ISX 5312 5314 automatically disconnects the call To set the Inactivity Timer parameters follow these steps starting from the T7 Modem Connect Configuration submenu 1 Press the button beneath InTmr c T7 MODEM Connect Confg lt Phon Dcond Retry InTmr 2 Press the button beneath MdTmr This parameter allows you to specify the number of seconds from 0 through 120 the ISX 5312 5314 waits when it places a call to the far end modem for a response before it automatically disconnects the call This time is in addition to a 10 second default time Dialing time is included in the amount of time you select E MODEM Inactivity Confg MdTmr Remot CMS 3 The screen displays a 3 digit field in the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space to space Con Attmpt Time Q20s Dec Cpy Acc 4 35 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 When the desired response time is displayed press the 4 button Then press the Escape button to return to the Modem Inactivity Configuration submenu Con Attmpt Time 030s Escape Top Dec Cpy Acc 5 Press the button beneath Remot This parameter allows you to select the number of seconds a mode
109. ed the ISX 5312 5314 asserts DSR high on the DTE which causes the attached backup device to dial If you reboot the unit with the External Dial Backup feature enabled the LCD screen displays the message Switched to Dedicated Upon initialization the unit always connects to the dedicated line Press any button to display the Top Level menu Configuring Operating Parameters To configure the External Dial Backup feature you must enter the Backup Parameters submenu To do so follow these steps starting from the DTE 2 Backup submenu 1 Press the button beneath Param ISX 5314 DTE2 Backup Escape Top Mode Param Force E 2 The screen displays the DTE 2 Backup Parameters submenu To scroll through the options for the Disconnect Timer Revert and Source Address parameters you must first press the gt button DTE2 Backup Params 0 Rate Trigr ConTm gt Escape Top B The following sections explain the function of each parameter 5 43 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 44 DSO The DSO parameter specifies the number of dial backup N x 56 Kbps or N x 64 Kbps where N 1 to 24 channels used by DTE 2 The available options are 01 through 24 The correct setting depends on the bandwidth supported by the backup device connected to DTE 2 Rate The Rate parameter specifies the bandwidth per DSO assigned to DTE 2 The available options are 56K N x 56 Kbps and 6
110. ed parameter The screen then displays the current setting on the top line and the possible options on the bottom line ISX 5314 Config DSU Locat Tx Clk Sy Clk Beepr gt Escape Top 4 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 4 3 To change the current setting press the button beneath the desired setting The top line of the screen then displays the revised setting The revised setting takes effect immediately after it is selected except for screens displaying the word Acc on the bottom line DSU Location Remot Centr Remot DSU Location Centr Centr Remot 4 Press the Escape button You can then define another parameter within the same submenu Several parameter screens display the words Inc Dec Cpy and Acc on the bottom line For example Local Address 002 Dec Cpy To change this parameter you must increase or decrease its current value rather than select from a list of possible options When this type of screen is displayed a cursor appears beneath the leftmost digit To increase its value press the button beneath Inc to decrease the value press the button beneath Dec To copy a character into the next space press the button beneath Cpy When you change the value of a digit a reverse video C appears in the lower right corner of the screen To move the cursor to the next digit press the gt button When the desired value is displayed on the top line
111. ee aes een ea Gace eed 3 16 Using Console Port Interface s s2iisci seks tls ail Ed ee a ee nl ee es rat 3 17 Enabling Console Port Interfase eeik rian e e EEA E EN E hia tees 3 17 Autobaud eea r o ene E E a ee ee ee ee ae 3 17 DO 191 Tins cots seeds saa dedks santa E E es Ween shed ce es vented E E sete ea eeb AEE 3 18 Display Screens sits hess Gls tah ee eis See cea dae Leh a i tt nes mead 3 18 Terminal Key Punctions anane eae tte cee elec a ia teehee cht nadie lent 3 19 Lossing Offe vnc nen cians Senne one ee aden oad noth ST A ee ire Peed tase ene 3 20 Chapter 4 Defining Operating Parameters OV EL VIC Wisi iss eae estate ct fen cnad E Ween oe i iat acest peas ian peste oes sean el E E N AE 4 1 Entering the Configuration M n sinehan iiaea a a a orrei i a aii 4 1 Defining Individual Parameters ooro inara a E Ea EE a a E ROS 4 3 DSU Parameters AEREA E AE E A EA 4 5 Location riesi eea ear EEn Tia ERE NT T UE casi nea he Alan A aes 4 6 Transmit Clock ea E EE E EA E E E E E a A oles Senta bens 4 6 Systemi Cloc korena E REAT ia er E N E A E NE es 4 9 Beeper mpre teree e nae a a a e a a e a e aaa e Ea Oro iae aeoe 4 10 Alam LED ieee aea at wath oie E a a E e Se E the ee a 4 11 Network Loop Enable scen prora ee e eni A A R E e A E ET Ea Ee T A a A ee 4 11 Cl ck TOLEP ann Ce rse iraniene e EEEE AET E AEETI A TENETE A ETENE A TETEE EOE ST 4 12 TolerancedAmit e eerti aetan e ae O EEE E A AE E EEE SE A OEE E a eie 4 12 Busy Signal Bits 2iecie s
112. eeaeeeaeeenaeenaes 6 1 T kLime Pattern Testisi ieee ne coast act tices eceees e T E E S E E TEE E enw ine eaten 6 2 DTE Pattern TeSt i ierrkeiae otong etena Neee AE EEEE e A A AE A EE a NE EO E EE E a r Eeth 6 3 Digital Loop Testien nnet etic ae dae a eae aceite nian aie etn ee 6 4 VOA Digital Loop Les tice secs eN E AE coited don E edges eae se eee deere d sales stent Se 6 4 Remote PN127 Digital Loop Test ssic cecechestiiaws sodas E E E E EE E a EEE EEEE E ETES 6 5 Local Line LOOp etesse terori reenen stetesastaa reen aue REA ERE E E EEEE EE EEEE AR EETA EEEE R EEES 6 5 Local Channel Loops e aa T E E E eek aes E i Rs 6 6 Bundle LOOpk seee artin eea E e A E eea S O T E e E E E E E ie A a A e atA 6 6 Telco LOopSisos sina E E TE E beset E EE te bile E T eae 6 6 Line Loopback secs ssecesiztscccbadsscutehcssethealeteouniad e e E E E e e Oe a eee E E EEN Ea 6 6 Payload Loopback oireeni n a ra aie re Le ete ee ae ee 6 7 ACV atin eG the Tests nenea E ea E woot gets E E siete a E LE EE EE O E teehee cod 6 7 DTE TESIS een rN E E E E oti N E E NEE TE IEA 6 8 WaT B TEA K E A AE E A A A AEE 6 11 RTN Punction seerne ieee he ace ith etek ae ae eee Eee e aaea E EEA 6 17 Testing Alarm Relays Central Site Model Only 00 eee eeeseceseeeseeeeseeeseeseeeeeseeeseeeaaeceaeeeaeeesaecaaecaeeeaeenaeens 6 17 Important Safety Instructions Never install telephone wiring during a lightning storm Never install telephone jacks in wet locations unless the jack is speci
113. eeeeeeeeeeeee 5 3 DSU CSU description eee eeeeeeeeeeeeeeeeees 1 7 DTE Configuration submenu see Ports Configuration submenu DTE connector dial backup device cables 0 0 0 0 eeeeeeeeees 2 9 selecting interface pinout eee 2 2 V 35 adapter Cable eee eeeceeeeeeeeeeeeees 2 7 V 35 pin signal assignments listed 2 7 DYE data tate 2 heen nee atts 4 44 DTE Status submenu 5 17 DTR control gets its hein ee 4 50 E Entering addresses PALS WAY av eE EEA e NES 3 7 P a a tel A E EE aa Ea 3 5 local Te a Acie ee E Ea 3 3 Subnet mask enee eee anie t 3 7 Error statistics description eei erine one aeee ae oea 1 9 local registers coann tind wes 5 25 Network Receive register 0 cee cesses 5 27 resetting local or network cece 5 30 TeleG resister monier sali iene 5 25 VIE WINS deoe e ar ee ee ea a 5 28 Error statistics local and Telco defined 0 0 cee 5 26 ESF diagnostic monitoring see Error statistics Ethernet desciipti n 4 0 aye eee 1 13 link status monitoring eee 5 6 5 7 Ethernet 10BaseT connector CaDless eer ht ice A AARETE ocean Ne ee 2 13 connection verification c eee eee 2 16 LEDs description ce ceeeeeeeesecereeeeees 2 16 LEDs illustration cccccccccceceeseeeeeeeeee 2 16 pin signal assignments listed 2 14 Excalibur Card Carrier ccccccccccccceeees 1 5 2 4 External alarm device cccccccececccecececceeeseseees 2 14
114. eeereeeeeeeeenaees 6 6 channel TOPe n 6 6 digital lOOp wiv nies chai te ns 6 4 remote PN127 digital loop eee 6 5 V 54 digital LOOP 0 cece ceeceeseceseceteeeeeees 6 4 LRC Loss of Remote Communications Alara eee ee ees 1 14 5 44 M Management paths during network outages 6 1 Modem Connect Configuration submenu Dial Conditions Dcond parameters 4 34 functions listed eee eee eeeeeeseeereeereeeneee 4 30 Inactivity Timer InTmr parameter 4 35 Retry parameter 4 34 Setup parameter eee eeeessecssecereeeneees 4 32 Monitoring APC operating status local duration ee eee eeeeeeeeeereeereeeeeeeeees 5 14 local OCCUFTENCES eee eeeeeeeeeeereeeseeeeeeeeee 5 13 reason for SWItCH oo lees eseeeeeeeeeeeeeee 5 15 TOSCU ss Ssh cetins E E E TTO 5 16 SLALC ETET 5 13 Telco duration eee eeeeeeceeereeeseeeneeenees 5 14 TelcO OCCUITENCES onient ieie 5 13 Telco threshold values 0 0 0 eee eeeeeeeeee 5 15 Monitoring DSU operating status AP Crs ces ne ec ae A 5 12 DTE configuration sses 5 4 Ethernet link osc seste tise aia 5 6 NMS eteeni aeeoe eene aeea eer e 5 8 I 3 Index Monitoring DSU operating status continued SECURITY a e a eee og abs ches eee ee 5 5 IDET K SREE 5 16 Air T Ans Ais TEE ETE 5 3 Ana AET AE 5 4 transmit clock frequency 5 6 VELSION eean ae a ete E LEE ES 5 5 Monitoring DTE operating status eT E AT 5 18 Interlace oeeie rests a e a Ta 5 19 Sa ea Ye
115. el Beiing 100873 Tel 86 10 6849 8731 Fax 86 10 6849 8732 Milgo Solutions Beijing supports e China northern provinces iv About This Manual Manual Description The Excalibur ISX 5312 5314 T 1 Installation and Operation manual provides the information you need to properly install operate and troubleshoot this unit It assumes you are familiar with basic data communications principles and terminology This manual consists of the following chapters Chapter 1 Introduction contains an overview of the ISX 5312 5314 s capabilities and descriptions of all standard features Chapter 2 Installation shows you how to place the unit make the necessary cable connections and provide AC power Chapter 3 Using the Front Panel describes how to use the front panel buttons and LCD screen to move through the menus and enter commands It explains how to enter T7 and IP addresses and how to establish password protection It also explains how to establish the user identifier and password required for access from Telnet Chapter 4 Defining Operating Parameters explains how to configure the ISX 5312 5314 so that it performs properly in your particular network environment This section also includes descriptions of each operating parameter and recommended settings for typical applications Chapter 5 Online Operation describes the procedures you can perform while the ISX 5312 5314 is transmitting and receiving data These procedures inclu
116. en this method is used a trap is sent the first time an alarm condition is detected and the first time the condition clears No further traps are sent if the alarm condition is redeclared first time only trap reporting The unit must be rebooted or a RTN function must be performed from the front panel or from the rd5312 5314Rtn MIB object before another trap can be sent The latching method is used only for the following alarm conditions e Controlled Slip CSS e Errored Second ES e Bipolar Violation BPV e Loss of Signal LOS e DTE 1 Failed e DTE2 Failed e DTE 3 Failed e DTE4 Failed Every time trap reporting is used for all other alarm conditions Red Alarm Yellow Alarm Blue Alarm Defining Operating Parameters The following sections describe each alarm Refer to AT amp T Accunet T1 5 Service and AT amp T TR 54016 for additional information A Red or Loss of Frame LOF alarm is defined as an incoming detected failure of a carrier system It may be triggered by a continuous loss of framing or by an intermittent out of frame condition in an incoming signal The ISX 5312 5314 generates a Red alarm upon the detection of 2 5 seconds of a Loss of Signal LOS or an Out of Frame OOF condition If the LOS or OOF is intermittent a rise slope type integration process is used to determine the Red alarm If the ratio of a LOS or an OOF to a normal signal is greater than 1 to 5 a Red alarm is declared The alarm is cleared
117. eps starting from the Top Level menu Note In the illustrations that follow the shading indicates which button to press 1 Press the button beneath Addr Excal ISX 5314D T1 SA Escape Top Local Addr RTN Ie 3 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 4 2 Press the button beneath T7 ISX 5314 Address T7 IPAdr SNMP 3 Press the button beneath Local ISX 5314 T7 Address Local 4 The screen displays the current address in the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button When you change a digit a reverse video C appears in the lower right corner of the screen Local Addr 002 Inc Dec Cpy Acc Escape Top 5 When the leftmost digit is set press the gt button to move the cursor to the center digit Then repeat Step 3 to set the digit Continue in this manner until the desired address is displayed Local Addr 102 Inc Cpy Acc C Escape Top Dec Using the Front Panel 6 Press the 4 button to enter the address into memory The reverse video C disappears when the address is accepted Escape Top Local Addr 112 Inc Cpy Acc C Dec Entering IP Addresses For the SNMP management feature to operate the ISX 5312 5314 must be assigned an IP address a Gateway address and a Subnet Mask The ISX 531
118. er S Register 7 Refer to your modem user s manual to configure the applicable modem parameters as listed in Table 4 1 Defining Operating Parameters Table 4 1 Generic Modem Parameters Results Codes Required 0 1 2 3 4 5 7 8 10 Do not use 6 Data Terminal Ready DTR Forced On Signal Asynchronous Operation Enabled Ignore Request to Send RTS Clear to Send CTS Signal forced On Signal Flow Control Off modem to modem and modem to DTE Auto Speed Adjustments Dial Line Operation Escape Code Guard Time Respond to Remote Test Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation To add characters to the predefined setup string follow these steps starting from the T7 Modem Connect Configuration submenu 1 Press the button beneath Setup T7 MODEM Connect Confg Dial Disc Setup Phon gt Escape Top 2 Use the 1 and 2 buttons to enter the desired character in each space Use the lt and gt buttons to move from space to space The flashing gt arrow in the right corner of the screen indicates that there are more available spaces to the right Top character follow Step 3 If you want to copy an entered character clear an entered character or clear all entered characters follow Step 4 If you do not want to use any of these options skip to Step 5 Note On standalone models the backslash character appears on the screen as a Y with an equal sign through it
119. er that must be defined is the Protocol The available options are T7 CONS Console SLIP PPP and ENet Ethernet The correct selection depends on the type of device connected to the ISX 5312 5314 Note For central site models this parameter setting applies only if the NMI port is set for Network Management mode See Setting Switches in Chapter 2 for more information Before you can select SLIP PPP or Ethernet the ISX 5312 5314 must be configured as follows e The T7 Modem Type parameter must be set to None If you attempt to enable SLIP PPP or Ethernet with a modem attached the screen displays the message N A MODEM Attached 4 23 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation e The Remote T7 parameter must be set to Disabled on all DTEs If this parameter is enabled on any DTE and you attempt to enable SLIP PPP or Ethernet the screen displays the message N A T7 enabled on DTE e A DSO channel cannot be assigned for remote T7 on either DS1 line If a channel has been assigned on DS 1a or DS1b and you attempt to enable SLIP PPP or Ethernet the screen displays the message N A T7 enabled on DS1 Speed The Speed parameter specifies the Console T7 SLIP or PPP channel rate When the Protocol parameter is set to Console the available options are 75 300 1200 2400 4800 9600 19200 38400 57600 bps and 115k 115 2 Kbps actual rate and Auto Autobaud The Autobaud option a
120. esrestesresresressterresresrestessesrresresressesees 2 8 Connecting to External Dial Backup Device ee ee eeeeeeeeeeeeeseeeseeeeseeeseecaeecsaecsaecaecsaecesaecsaecnseeaeenes 2 9 Connecting to NMI Port for T7 Network Management 0 ce cesceesecssecsseceseceseceseeeseceseeceseeeeeeseeeseeeees 2 9 Connecting to NMI Port for PPP SLIP Network Management cesceeceeceseeeeeeeeeeeeneeeaeesaeeeaaeenaees 2 10 Connecting to NMI Port for Front Panel Controller or Console Port Applications 2 13 Connecting to the Ethernet 10BaseT Connector 0 cei eecceseeeseeeeseeseeeeseeeseeeeaeecaeeeaaecaaecnaecsaaeeaaeenaees 2 13 Conn cting toa Dial Modem cx asec di eee a A ea ee 2 14 Connecting to an External Alarm Device Central Site Model Only cece eeceseceseeeseeenseceeeeeeenaees 2 14 DMM Connector Central Site Model Only 00 0 cee eecsccesneeceeeeeeeaeceeaeeceeeeeesaeceeaaeceeeeeeaeeeeaecseaeeeeaees 2 15 vii Table of Contents AG Power CONMECHON neeith herden ekin EE E E e EE A EEE OE AE EErEE eae aaa eS 2 15 Vertying the Ethernet Link Connection siirsnisi ene era ia E eE aa aa Eii EEEE EEEE SN 2 16 Chapter 3 Using the Front Panel Introduction oiean E i A EEE A ENEE EEE E i A cee aN E EEEE 3 1 Front Pan l Components o srere iene E EE Gave ie aoe E ee E ome ene tes 3 1 What Yo Will See First nsare onni awn Sika ee ited Gee a hae ta en ahaha 3 2 Moving Through the Menus 2 005 u8ssetedds dials stole a eeeld Manette Wesel 3
121. esseeeeees 1 8 Alarm Reponn a sn R E E A EET E E E en E T R EES AS 1 8 ESE Di gnosti MOnitoring sesenengan onere eet ae aeaa a eee eE ea EEA E AN EE A eE 1 9 Built In Diagnostic Tests ine a E aia ies ie Biase eee E end E EE a 1 9 Downloadable Sortwares cvccccce ee e ie EE Aa anaE ERE ae E E EES 1 9 CMS T7 Compatibility en cer e srra N Stora EEEE SAE T E SANE 1 10 Integra SNMP A pent eein eirin iaee oet eae E EEE AAE OT E O EEEE OE EAEE N EEEE OEA a 1 10 Telnet Chent SUpport ricaine ee ha ait ne eee ae eM ee 1 11 Front Panel Emulation eseccceecac eevee ani a e a E E EEE E EEE a 1 12 Management Interfaces charos E NEEE E EE E E E R E ES thaw 1 13 External DialiB ack up isis ac eonte etaren e ea aeea EE Oa a e a O a AE O eaea E eE 1 14 Chapter 2 Installation CPV ELVIS WS sae Ne sg seams tue eet boat eel Sarr acta cas AE E E T AES E EEE E s 2 1 Unt Placement ccs sect Sev ecsen eects ea EE NE E E ee oeen cece de Gute bee es niece lath outs Me eee nant 2 2 Setting DTE Port Interface Central Site Model Only o0 eee eee eeceeeeeeeeeceseeeeeeeseeeeeceeesseeseeeeseeeeseeeeneesaes 2 2 Setting Switches Central Site Model Only eee essecsseceseecssecesecsseceseecsaecaecssecsseeeseecsaecsseeeeeeeeeeeeeeeneesaes 2 4 Cable Connections neee nee ore inh ee ees ee eet ig ne A eG Ao Ees 2 5 Connecting to the DFES ched een e a E E E AEAEE Ae ceele Nbr E EE EAE rete 2 7 Connecting to the T 1 Line or to External Equipment seseesseeeeessese
122. evel menu consists of two lines The top line displays the model D denotes the unit is equipped with dual T 1 interfaces S denotes it is equipped with a single T 1 interface SA denotes standalone CS denotes central site The bottom line displays the possible options you can select The Top Level menu allows you to select from the following options e Local places the ISX 5312 5314 into Local Mode This is the normal mode of operation An L for local is displayed in the upper left corner of all screens when in Local Mode e Addr allows you to define the local T7 address required for T7 network management and the IP Internet Protocol addresses required for SNMP network management It also allows you to direct traps to one SNMP manager and view the port numbers used by this manager s UDP User Datagram Protocol service source port and destination port e RTN allows you to clear alarms and any tests in progress and allows you to turn off the Test LED if it is lit To select an option simply press the button 1 4 beneath it The screen then displays a submenu with a new set of options Whenever the screen cannot fit all options on a single display it displays a flashing gt arrow in the lower right corner To display additional options press the gt button A flashing lt arrow then appears in the lower left corner of the screen This indicates that you can display the previous options again by pressing the lt button Each
123. event when the CRC6 field calculated by the customer equipment does not agree with the CRC6 field contained in the DS1 signal received from the network an OOF event or a Controlled Slip event The ISX 5312 5314 generates an ES alarm when it detects one or more ESF error events in a 1 second interval The alarm is cleared when no ESF error events occur in a 1 second interval The ISX 5312 5314 declares a BPV alarm when it detects a bipolar violation The alarm is cleared when the unit no longer detects any bipolar violations When the ISX 5312 5314 detects a loss of signal it generates a LOS alarm and transmits a Blue alarm provided a Yellow alarm is not already being transmitted to the far end via the outgoing bit stream In a daisy chained configuration when the master generates an LOS alarm it transmits a Blue alarm to the daisy chained slave s Reference Clock Changed Alarm The ISX 5312 5314 generates a Reference Clock Changed alarm when it detects the primary Transmit Clock Reference has failed and the unit has internally changed its clock source to one in the user selectable priority fallback clock list When a higher priority timing reference has recovered for 20 seconds the unit automatically switches back to that higher priority clock reference provided the Clock Tolerance parameter is set to Disabled DTE Failed Alarm 4 64 The ISX 5312 5314 generates a DTE Failed alarm when the specified DTE interface 1 4 has an inva
124. fically designed for wet locations Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface Use caution when installing or modifying telephone lines Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electrical shock from lightning Do not use the telephone to report a gas leak in the vicinity of the leak Caution To ensure compliance with government regulations do not install or operate this product until you have read the information contained in Appendix C xi Excalibur ISX 5314 T 1 Multiplexer Standalone Model Overview Chapter 1 Introduction The Excalibur Integrated Services Express ISX 5312 5314 multiplexer connects high speed bridges routers and other Data Terminal Equipment DTE It provides economical access to high speed public private T 1 FT1 and Frame Relay services while avoiding the complexity of a full featured multiplexer The unit has a built in Data Service Unit DSU Channel Service Unit CSU allowing direct connection to the T 1 line or Frame Relay service and eliminating the need for expensive external equipment Models are available with one or two long haul network interfaces The Excalibur ISX 5312 provides two V 35 DTE ports and the Excalibur ISX 5314 provides four V 35 DTE ports which allows you to run more data applications on one unit The DTE ports eac
125. fications Power Supply Part No 25C168 01 100 250 VAC 47 63 Hz 0 32 A input current Refer to the Excalibur Card Carrier manual or ISX 5010 manual for details 16 5 Watts maximum 56 3 BTUs per hour A 3 Appendix B Cable Diagrams Introduction This appendix contains the following cable diagrams You can order these cables from Milgo e ISX 5312 5314 line to RJ48C connector cable e ISX 5312 5314 NMI port to 25 pin modem cable e ISX 5312 5314 NMI port to 9 pin PC console cable e ISX 5312 5314 NMI port to 25 pin PC console cable e ISX 5312 5314 DTE port to 34 pin V 35 cable To ISX 5312 5314 To RJ48C Connector P Transmit Tip 4 gt 4 Receive Tip Transmit Ring 5 5 Receive Ring Chassis Ground 7 P Receive Tip 1 lt gt 1 Transmit Tip 1 8 1 8 Receive Ring 2 2 Transmit Ring 8 Pin 8 Pin Chassis Ground 8 Modular Modular I l 8 Pin 8 Pin Modular Modular Jack Jack Figure B 1 ISX 5312 5314 Line to RJ48C Connector Cable Part No 5956 840R Diagram To ISX 5312 5314 To Modem P F TE N SGND SGND 9 P RD 3 2 TD oe da P 20 DTR TD 8 3 RD 10 Pin 25 Pin Modular Male Jack Figure B 2 ISX 5312 5314 NMI Port to 25 Pin Modem Cable Part No 5956 182C Diagram B 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation To ISX 5312 5314 To Console Port SGND 9 5 SGND STD 8 3 TD qP o S B SRTS 7 lt 1 L lt 7 RTS 1 10 a i SDCD 4 lt ______________ _ amp
126. g to a terminal configure the terminal s parameters as follows Data bits 8 Parity None Stop bits 1 Connecting to the Ethernet 10BaseT Connector The Excalibur ISX 5312 5314 provides an 8 pin connector labeled 10B T for connecting to the LAN Use a standard Ethernet 10BaseT cable to make this connection Table 2 5 lists the pin and signal assignments for this connector 2 13 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Table 2 5 Ethernet 10BaseT Connector Pin Signal Assignments E mia rin No Symbol Function e C Po we fiear ce a ae Fa Connecting to a Dial Modem The NMI connector can be used to connect to a dial modem Use Cable Part No 5956 182C which has a 10 pin plug at one end and a 25 pin male connector at the other end to make this connection This cable can be ordered from Milgo The cable diagram is provided in Appendix B Connecting to an External Alarm Device Central Site Model Only 2 14 The central site Excalibur ISX 5314 has a connector labeled Relay that enables you to connect to an external alarm indication device Two relay contacts are provided The relay contacts are activated through commands received from the CMS 400 network management system You can test the relay contacts through the front panel console port or Front Panel Controller application Alarms in the ISX 5314 do not activate these relay contacts The cable to use depends on the type of
127. gital Loop are not available If the ISX 5312 5314 has Dial Backup Mode enabled but is not currently operating over a dial backup connection all DTE tests are available However you should not run these tests on a DTE port 2 4 that is connected to an external dial backup device since there are no connections to the DS1 line for these ports preventing a data path to the far end 1 Press the button beneath DTE1 ISX 5314 Diag Mode DTE1 DTE2 DTE3 DTE4 gt Escape Top ae ae ae 2 Press the button beneath the loop you want to run ISX 5314 DTE1 Diag Escape Top V54DL DLoop TstPat PN127 Pon 6 8 Troubleshooting 3 Press the 1 button to start the loop The ISX 5312 5314 then activates the loop DTE1 V54DL Start Clear DTE1 V540 Start Clear 5 Press the Escape button to return to the DTE1 Diagnostic submenu To initiate the Pattern Test follow these steps starting from the DTE1 Diagnostic submenu 1 Press the button beneath TstPat ISX 5314 DTE1 Diag V54DL DLoop TstPat PN127 6 9 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 Press the 1 button to start the test If you want to abort the test while it is in progress press the 2 button If you want to insert an error into the test pattern press the 4 button This verifies that the error detector is working properly To reset the error counter back to 0 press the 3 button DTE1 Error Count Off Sta
128. h character separates menu and option names in instructions Example Local Confg identifies the Configuration option under the Local menu failure if the given procedures are not followed A Caution Cautions precede information that may result in equipment damage or major vi Table of Contents Chapter 1 Introduction OVETVICWs Scie E E Mi Rad Gal ee a Moe ae he een ee ed Aen er ees 1 1 Operatins EnvirOnment sain ehhh ee ee ne nite nets a eer eh eee aE 1 2 Models a eatea ie E AAA coat eect nctis clei e OR act dea ah a EaR 1 4 Standalone Modelirne taeret a EE EE EEEN EE N EE EEAS EO AANA A A EEE 1 4 Ce ntral Site Model irina tse eh sae hasten ela eM Oa T GU A EIAN 1 5 Standard Feature S ia k AE EAEE NE A A EAA E AEE E a A E E a 1 6 AT amp TASDS Compatibility 220s tices esas eae tiie bites Ea E EEEa EES AE EER EEN e 1 6 Men Driven Front Panel Display sicrie moinen eeen shedesiss eeen a Oee Ee aE O Aeae eA aee 1 6 Password Protect om eei a estes E EAE EE A ead tase E aes SEC nae 1 6 Intesral DSU GS Wier a cols ee ee A E e See AME A O E E ee e A A a e e eA 1 7 Protection S Witehing s inene e ei EE e E E E E EEE 1 7 Dr p d msert Capability s 2 sececesehideeesttleceduscatocceesStleeestta E NEEE EE os dedagewse tiopeal Ohdacbeatereaee 1 7 T yia Dial MOdems r oneee eienn aE VEETEE T E E E Gu a e EI 1 7 Dial In Access for Front Panel Emulation ssssesesssessssssssessseesseesssrssstessresstesseresseesseesstesseresstesseess
129. h support N by 56 or N by 64 Kbps applications providing maximum carrier compatibility The ISX 5312 5314 can interconnect to the Excalibur ISX 5010 multiplexer or to other vendors T 1 interfaces For even more comprehensive network control the Excalibur ISX 5312 5314 s integral MIB I compliant SNMP agent provides a standards based management interface It allows you to manage your complete network via SNMP from either a Communications Management Series CMS 400 or generic SNMP manager The ISX 5312 5314 provides an asynchronous PPP Point to Point Protocol or SLIP Serial Line Internet Protocol SNMP interface and an Ethernet 10BaseT interface which provides a direct connection to the LAN With a direct connection you save the expense of dedicating an expensive router port or providing an additional LAN server to route your SNMP traffic You can also select Milgo s proprietary management protocol for management from a CMS 400 T7 manager A CMS 400 system provides a custom SNMP application with a new sophisticated GUI Graphical User Interface The SNMP application can also run under HP OpenView for Windows and UNIX and Tivoli TME 10 NetView for AIX The application makes ISX 5312 5314 configuration and operation quick and intuitive The ISX 5312 5314 provides full Telnet client support This feature allows service personnel to access a specific ISX 5312 5314 for configuration or diagnostic purposes using commonly available sof
130. he 2 button Press the lt and gt buttons to move from space to space DSla 11 to DS1b 01 ec R n Acc Inc o M 6 When the desired assignment is displayed press the button beneath Acc If you try to assign a channel that is already assigned the bottom line of the screen displays the message Conn to used channel If you want to change the channel assignment you must first disconnect the channel by selecting None DS ia 2h to DS1b 11 Inc Dec R n Acc 7 The screen displays the DS1a channel assignment parameters with the cursor located under the leftmost digit To assign contiguous channels you must have R y displayed on the bottom line If R n is displayed press the 3 button to change the setting and display the contiguous channel assignment parameters The top line of the display shows from left to right four fields that indicate the following e 01 first field indicates the initial DS1a DSO channel number to be assigned The available options are 01 through 24 e 01 second field indicates the final DS1a DSO channel number to be assigned This number must be higher than the number selected for the first field The available options are 01 through 24 Defining Operating Parameters e DS1b third field indicates the T 1 line to which you are assigning the DS1a DSO channel number The available options are DS1a DS 1b and None The DS1b option is not available when the APC or Hot Spare feature is enable
131. he central site model the connectors are located on the transition board as shown in Figure 2 5 Figure 2 3 Standalone Excalibur ISX 5312 Rear Panel el gt fk d jk Ie d j Figure 2 4 Standalone Excalibur ISX 5314 Rear Panel 2 5 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 6 QO ISX 5314 Port 1 Port 3 Q 00a ooo l ooo ooo gt 00 W Hn0 Figure 2 5 Central Site Excalibur ISX 5314 Transition Board Installation Connecting to the DTEs The Excalibur ISX 5312 provides two 26 pin micro connectors labeled Port 1 and Port 2 for connecting to the DTEs The Excalibur ISX 5314 provides four connectors labeled Port 1 Port 2 Port 3 and Port 4 Note The following information about cables and connector pin assignments does not apply for central site units that have the DTE ports configured to present an interface similar to an ISX 5010 See Setting the DTE Port Interface Type earlier in this chapter If the DTE ports are configured to present an ISX 5010 interface refer to the ISX 5010 Installation and Operation Manual for information about cables and connector pin assignme
132. ier set the Protocol parameter to Console See Network Management System in Chapter 4 for instructions e If you have a central site model ISX 5314 housed in an ISX 5010 chassis set the NMI port mode to Console Port using the switches on the front of the central site model p c card See Setting Switches in Chapter 2 for instructions The Autobaud feature allows the ISX 5312 5314 to automatically determine the terminal baud rate and set the serial port to operate at the same rate Autobaud appears as an option for the Speed parameter in the NMS Configuration submenu only when the Protocol parameter is set to Console 3 17 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Logging In The Autobaud feature supports 300 1200 2400 4800 9600 bps and 14 4 19 2 28 8 38 4 57 6 115 2 Kbps baud rates The connection is established with 8 data bits no parity and 1 stop bit Note The 14 4 and 28 8 Kbps speeds are supported only by the Autobaud feature The Autobaud feature is disabled when the Protocol parameter is changed from Console to another protocol T7 SLIP PPP or Ethernet The ISX 5312 5314 reverts to the 19 2 Kbps default baud rate The console port interface is password protected The default user identifier RACAL DATACOM and password SERVICE are predefined through the Telnet Security submenu If you change the predefined Telnet user identifier and or password the current Telnet user i
133. ified UL listed power supply with NEC Class 2 output s rated output 5 VDC 1 5 A 12 VDC 0 25 A 12 VDC 0 5 A Pour utilizer avec une alimentation CSA certifi e dot e de sortie de Classe 2 avec characteristiques nominales de sortie 5 VDC 1 5 A 12 VDC 0 25 A 12 VDC 0 5 A C 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation FCC Part 68 Requirements For End Users C 2 This equipment complies with Part 68 of the FCC regulations On the back of the unit is an equipment label that contains among other information the FCC registration number AP3USA 20191 DE N and Ringer Equivalence Number REN which is N A for this unit If requested provide this information to your telephone company The REN is useful to determine the quantity of devices you may connect to your telephone line and still have all of those devices ring when your number is called In most but not all areas the sum of the RENs of all devices should not exceed five 5 0 To be certain of the number of devices you may connect to your line as determined by the REN call your local telephone company to determine the maximum REN for your calling area An FCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 compliant See installation instructions for details The following are the
134. incoming call Sending Unit ID The ISX 5312 5314 is sending its ID to the CMS 400 over the modem connection MODEM Connected Esc The modem connection has been established with the CMS 400 T7 messages can now be sent and received Hanging up the MODEM The ISX 5312 5314 is telling the modem to hang up After you press the button beneath Yes the following error messages may appear on the screen Modem couldn t be Reset The first step in getting the modem ready for communication could not be done Possible causes are the modem is not powered up it is not Hayes compatible or it is not physically connected to the ISX 5312 5314 Modem couldn t be Setup The second step in getting the modem ready for communication could not be done Possible causes are the modem is losing power the modem cable is disconnected the modem does not match the modem type selected in the Modem Configuration submenu or an incorrect setup string was entered for a generic modem No dial string available The ISX 5312 5314 tried to dial the modem but the telephone number was empty No MODEM is attached The Type parameter in the Modem Configuration submenu is set to None Could not connect MODEM Error in Dial String The ISX 5312 5314 sent the telephone number to the modem The modem was not able to dial due to a problem with the telephone number Defining Operating Parameters e Could not connect MODEM No Carrier was detected The
135. ing e 0 indicates the primary Transmit Clock setting order 0 The other available options are 01 through 07 for the fallback clocks e DTE1 indicates DTE 1 is the current primary Transmit Clock source The other available options are Int DTE2 DTE3 DTE4 DSta and DS1b 3 To change the source of timing for the primary Transmit Clock press the gt button Press the button beneath Inc or Dec to scroll through the clock source options Press the button beneath Acc when the desired option is displayed Note You can also change the Transmit Clock setting under the Select parameter previously described Txclk Order 0 DTE2 Acc 4 Press the lt button Txclk Order 0 DTE2 Acc 4 8 System Clock Defining Operating Parameters 5 Press the button beneath Inc to select the first fallback clock The screen displays the current source of timing for the first fallback clock Escape Top Teik Order Lea Int Dec __ Acc 6 To change the source of timing for the first fallback clock press the gt button Press the button beneath Inc or Dec to scroll through the clock source options Press the button beneath Acc when the desired option is displayed Teel Order Tue DIE Dec Acc Escape Top 7 Repeat Steps 4 6 to set additional fallback clocks Since depending on the application a maximum of four fallback clocks are practical select the appropriate hierarchy and then fill in the remaining
136. ing to a CMS 802X use the cable supplied with the CMS 802X Since the ISX 5312 5314 and the CMS 802X are both DCEs this cable includes the required crossover Table 2 4 lists the pin and signal assignments for the PPP SLIP connector Installation Table 2 4 PPP SLIP Connector Pin Signal Assignments E ae Se ee No Signal Output Function Cee ee e smo on Cee ee eee ww E ww e o ee Ez ba SNMP Transmit EIA 232 E level data Data ee fims RES ww e To establish a serial SNMP connection between the ISX 5312 5314 and an INX NTS follow these steps 1 Note From the ISX 5312 5314 s front panel press the buttons beneath Local Confg DSU NMS Prtcl Then press the button beneath PPP Press the Escape button to return to the NMS Configuration submenu Press the button beneath Speed Then press the button beneath the desired port speed Press the Escape button to return to the NMS Configuration submenu Press the button beneath NTS Then press the button beneath INX Configure the INX NTS s PPP port as follows The ISX 5312 5314 supports the INX NTS operating in Active mode only Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation LCP Async Map FFFFFFFF IPCP IP Address Local 0 0 0 0 Remote same address as the ISX 5312 5314 IP Subnet Mask 255 255 255 255 To establish a serial SNMP connection between the ISX 5312 5314 and CMS 802X follow these steps 1 From the
137. l Site Model Only 2 2 The central site model transition board has four jumper blocks that specify whether each DTE port provides an interface similar to a standalone ISX 5314 or an ISX 5010 access multiplexer The default setting is ISX 5314 If you want a DTE port to present an interface similar to an ISX 5010 you must change its jumper position This setting enables you to connect to the DTE interface using the same type of cable used to connect to an ISX 5010 DTE interface To set the jumpers you must remove the transition board from the chassis The jumpers are located next to the DTE ports as shown in Figure 2 1 To change the interface to ISX 5010 remove the jumper and turn it so the red end points to 5010 Installation DTE 1 DTE 3 5010 5010 O 5314 5314 O 5010 5010 O 5314 5314 DTE 2 DTE 4 Figure 2 1 Jumper Locations Central Site Model ISX 5314 2 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Setting Switches Central Site Model Only 2 4 The front edge of the central site model p c card see Figure 2 2 has a switchbank containing four switches Switches 1 and 2 specify the NMI port operating mode and the chassis type as follows e Switch 1 On Down The NMI port operates in Consol
138. l by selecting None Accept Changes Yes No Escape Top lea DSO Connect Status DSO Assignments Accepted 15 Press the Escape button to return to the DTE 1 Configuration submenu The RTS Control parameter specifies whether the RTS signal is controlled by the DTE or held in a constant On condition The available options are Const and DTE When Constant is selected the ISX 5312 5314 ignores the RTS signal from the DTE and holds it constant The CTS signal is also held constant When DTE is selected the RTS signal is controlled by the DTE and the CTS signal level is the same as RTS If RTS is not provided on the EJA interface this parameter must be set to Constant The DTR Control parameter specifies whether the DTR signal is controlled by the DTE or held in a constant On condition The available options are Const and DTE When Constant is selected the ISX 5312 5314 ignores the DTR signal from the DTE and holds it constant When DTE is selected the DTR signal is controlled by the DTE Defining Operating Parameters DSR Control The DSR Control parameter allows you to select the conditions upon which the DSR signal turns on The available options are Const and T1 When Constant is selected the DSR signal is on when power is applied to the ISX 5312 5314 When the circuit assurance option T1 is selected the ISX 5312 5314 does not turn on DSR if the T 1 is in a Red or Yellow alarm state Transmit Clock The Transmit Da
139. l information This information is reported to the originating unit by the far end unit via the 1 second performance report Refer to ANSI T1 403 1989 The following error statistics are reported ES Errored Seconds CSS Controlled Slip Seconds SES Severely Errored Seconds BES Bursty Errored Seconds 5 27 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation The error statistics are displayed on the control panel for the current 15 minute interval and the past 24 hours When requested by the T7 or SNMP manager the error statistics are reported for the current 15 minute interval and for the past 24 hours in ninety six 15 minute intervals Four additional events are reported to the T7 or SNMP manager e Severely Errored Framing Event e Frame Synchronization Bit Error e Line Code Violation Event e Payload Loopback Activated Viewing Error Statistics To view the error statistics follow these steps starting from the Top Level menu 1 Press the button beneath Local Excal ISX 5314DT1 SA Escape Top Local Addr RTN a 2 Press the button beneath Stats ISX 5314 Local Mode Stats Confg Diag Secur a ae A Escape Top 3 Press the button beneath DS1a or DS1b depending on which line s error statistics you want to view ISX 5314 Status Mode DSU Ports DSia DS1b gt Escape Top E 5 28 Online Operation 4 Press the gt button two times ISX 5314 DS1a Status
140. lays the message DTE2 BckUp Mode Disabled Press any button to restore the display back to the current menu selection When the desired options are displayed press the Escape button to return to the DTE 2 Backup Parameters submenu When enabled the LRC alarm sets various parameters required for the central ISX 5312 5314 unit to send a heartbeat message via a portion of the remote T7 bandwidth to the remote ISX 5312 5314 unit s If the Remote T7 parameter is enabled the user selected mode N x 8 Kbps 8 Kbps or DSO is used to transport the heartbeat signal If the Remote T7 parameter is disabled the heartbeat signal is sent using the 8 Kbps mode This mode can be changed by the user to N x 8 Kbps or DSO Because only one DSO for remote T7 is permitted per DS1 line the DSO rate can be selected for only one of the two DTE backups For example if the DSO rate is selected for DTE 2 only the 8 Kbps or the N x 8 Kbps rates can be selected for DTE 4 When you enable or disable the LRC alarm the following event messages may appear on the screen They do not appear when Remote T7 is enabled e 8k RemT7 enabled on DTE1 appears when Remote T7 is disabled DBU is enabled and you change the LRC setting from disabled to enabled The LRC alarm trigger condition is enabled and is using a portion of the remote T7 bandwidth e 8k RemT7 disable on DTE1 appears when Remote T7 is disabled DBU is enabled the T7 Mode parameter is set to 8K and you
141. lid signal level The DTE Request to Send signal is monitored to determine if an alarm condition exists Defining Operating Parameters Clock Tolerance Failed Alarm The ISX 5312 5314 generates a Clock Tolerance Failed alarm when it detects the T 1 Transmit Clock is out of the user specified tolerance range and the unit has internally changed its clock source to one in the user selectable priority fallback clock list When a higher priority clock recovers the unit does not switch to that timing source The higher priority clock source must be selected manually from the T7 or SNMP manager s console or from the ISX 5312 5314 s front panel Switched to Dial Backup Alarm The ISX 5312 5314 generates a Switched to Dial Backup alarm when the specified DTE interface 2 or 4 switches to dial backup mode Switched to Dedicated Alarm The ISX 5312 5314 generates a Switched to Dedicated alarm when the specified DTE interface 2 or 4 returns communication to the DS1 line Dial Backup Connection Failed Alarm The ISX 5312 5314 generates a Dial Backup Connection Failed alarm when the specified DTE interface 2 or 4 tries unsuccessfully to establish a dial backup connection for 60 seconds The ISX 5312 5314 then waits 30 seconds and retries to establish the backup connection This process continues until the connection is established the DS1 line is back in service or four retries are unsuccessful APC Switch to Protection Line Alarm The ISX 53
142. llation and Operation Alarms 4 62 The Excalibur ISX 5312 5314 reports a variety of alarm and loopback conditions to alert you to problems in the network You can enable or disable each alarm and you can reset alarms independently for the ISX 5312 5314 and each T 1 line For each line alarm you can also specify the amount of time an alarm condition is active before it is reported by the ISX 5312 5314 and the amount of time a Red alarm condition is no longer active before the ISX 5312 5314 reports it cleared You can configure the ISX 5312 5314 to sound a beeper and or light the User LED when an alarm is reported The alarm message is displayed on the LCD screen When the ISX 5312 5314 is managed via T7 once the unit sends an alarm to the CMS 400 network management system further reporting of the alarm condition is inhibited even if the alarm condition clears and is redeclared A Return to Normal RTN function must be performed from the front panel or from the CMS 400 system console to rearm the alarm When the ISX 5312 5314 is managed via SNMP alarm conditions are reported to the SNMP manager as traps The ISX 5312 5314 normally sends a trap when an alarm condition is detected and when that condition clears If the alarm condition is redeclared a trap is sent when it is detected and when it clears every time trap reporting For conditions that can occur frequently the ISX 5312 5314 uses the latching method of sending traps Wh
143. lowing parameters e Frame Code e LBO Line Build Out e Chanl Channel e Alias e Daisy Daisy Chain The Frame parameter specifies the framing format The available options are D4 and ESF as defined in AT amp T 54016 and ANSI T1 403 Both ESF specifications use the same framing format allocation of framing bits and similar error statistics terminology The differences are in how information is passed between the terminal CSUs and the integral Telco network devices such as the Telco line monitoring units LMUs The APC feature can be enabled only when the Frame parameter is set to ESF When the APC feature is enabled the ISX 5312 5314 will not allow you to change this parameter s setting on the DS1a and DS1b lines In these instances instead of displaying the options for this parameter the screen displays the message Invalid APC enabled The Code parameter specifies the method of line data encoding Four options are available B8ZS Bipolar with Eight Zero Substitution AMI Alternate Mark Inversion AMIB7 Alternate Mark Inversion with Bit 7 Stuffing or AMIZS Alternate Mark Inversion with Zero Suppression When the AMIZS option is selected the sixteenth bit position of a continuous stream of zeros is overwritten with a one 4 53 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Line Build Out The Line Build Out parameter specifies the transmit level attenuation of the ISX 5312 5314 The avail
144. m link initiated by the remote ISX 5312 5314 can remain inactive before the ISX 5312 5314 automatically disconnects the call The options are 0 automatic disconnect disabled through 120 seconds MODEM Inactivity Confg MdTmr Remot CMS Escape Top 6 The screen displays a 3 digit field in the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space to space Rem Inact Time 060 s Cpy Acc 7 When the desired inactivity time is displayed press the 4 button Then press the Escape button to return to the Modem Inactivity Configuration submenu Rem Inact Time 070 s Cpy Acc Escape Top Escape Top 4 36 Defining Operating Parameters 8 Press the button beneath CMS This parameter allows you to select the number of minutes a modem link initiated by the CMS 400 can remain inactive before the ISX 5312 5314 automatically disconnects the call The options are 0 automatic disconnect disabled through 120 minutes MODEM Inactivity Confg MdTmr Remot CMS 9 The screen displays a 3 digit field in the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space
145. mber of retries back to zero press the button beneath Clear 5314 T7 Modem Status Retry State Resp 2S ae ee Connection Retries Clear Press the Escape button to return to the T7 Modem Status submenu 5 8 Online Operation 4 Press the button beneath State The screen displays the modem s current operating status Retry State Resp 5314 T7 Modem Status Escape Top 5314 T7 Modem Status MODEM Connected The possible displays are MODEM Connected The modem connection has been established with the CMS 400 T7 messages can now be sent and received Resetting the MODEM The modem is being reset This is the first step in getting a modem ready for communication If this message stays on the screen for more than a couple of seconds the ISX 5312 5314 is having trouble talking to the modem Setting up the MODEM The modem is being set up This is the second step in getting a modem ready for communication If this message stays on the screen for more than a couple of seconds the ISX 5312 5314 is having trouble talking to the modem MODEM is Ready The modem has been set up and is ready to be dialed or to answer a call Dialing MODEM The modem is trying to dial and connect to another modem Answering a ring The ISX 5312 5314 is in the process of answering an incoming call Sending Unit ID The ISX 5312 5314 is sending its ID to the CMS 400 over the modem connection keri Unknown
146. move from space to space When you change a digit a reverse video C appears in the lower right corner of the screen Session TimeOut O5m Dec Cpy Acc HELL Using the Front Panel 3 When the desired timeout period is displayed press the 4 button E Session TimeOut 10m ec Cpy Acc Escape Top Inc Using Console Port Interface The Console Port Interface feature provides direct attachment or dial in access to a VT100 compatible ASCII terminal See Connecting to NMI Port for Front Panel Controller or Console Port Applications in Chapter 2 for cable connection instructions The console port interface operates like a Telnet session in the respect that an ASCII representation of the front panel is sent to the terminal screen For security purposes access to the console port interface is protected by the same user identifier and password required to access Telnet A console session is established only if the logon entries match the user identifier and password stored in the non volatile database of the ISX 5312 5314 Note The NMI port configuration parameters protocol and speed should not be changed using this application If you change these parameters communication with the unit is lost Enabling Console Port Interface Autobaud To enable the console port interface do one of the following e If you have a standalone model ISX 5312 5314 or a central site model ISX 5314 housed in an Excalibur Card Carr
147. n Verifying the Ethernet Link Connection 2 16 You can verify the Ethernet link connection by checking the status of the green LED indicator located on the rear panel s 10B T connector as shown in Figure 2 6 After power up initialization the Ethernet controller continuously performs a Link Test The LED indicator is On when the current test indicates the link is operational It is Off when the current test indicates the link is failing The yellow LED indicator on the 10B T connector is On for a short period each time the Ethernet controller transmits a packet GreenLED Yellow LED Figure 2 7 Ethernet 10BaseT Connector LED Indicators Chapter 3 Using the Front Panel Introduction This chapter is designed to familiarize you with the standalone Excalibur ISX 5312 5314 front panel It describes the functions of all buttons the screen and LED indicators It shows what you will see when you first plug in the ISX 5312 5314 and explains how to move through the menus to enter commands It contains instructions for entering T7 and IP addresses establishing password protection and establishing the user identifier and password required for access from Telnet Front Panel Components The Excalibur ISX 5312 5314 front panel contains eight pushbuttons two LED indicators and a 48 character LCD screen Figure 3 1 illustrates the front panel and describes the functions of its various components The front panel provides an a
148. n and Operation 2 Press the button beneath Red DSla Clear Delay Red Escape Top ie 3 The screen displays a 2 digit field in the top line with a cursor under the leftmost digit To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space to space Red Clr Delay Qls Inc ec Cpy Acc a Se Escape Top a 4 When the desired delay time is displayed press the 4 button Red Cir Delay 02s Inc Dec Cpy Acc Escape Top g 5 Press the Escape button two times to return to the DS1a Alarm Configuration submenu To clear all DS1a stored alarms enter the DS1a Alarm Configuration submenu and press the button beneath Reset The screen displays the message DSU DS1a Alarm Reset Function Completed Press any button to restore the display back to the DSla Alarm Configuration submenu If alarm conditions still exist after the Alarm Reset they are stored as new alarms and displayed on the screen Press any button to restore the display back to the DS1a Alarm Configuration submenu 4 72 Defining Operating Parameters Notes When the ISX 5312 5314 is managed via T7 once the unit sends an alarm to the CMS 400 network management system further reporting of the alarm condition is inhibited even if the alarm condition clears and is redeclared A Return to Normal RTN function must be perfo
149. nc Dec R aS SS E ee The top line of the display shows from left to right three fields which indicate the following e 01 first field indicates the initial DS1a DSO channel number to be looped The available options are 01 through 24 e 01 second field indicates the final DS1a DSO channel number to be looped The available options are 01 through 24 e Off third field indicates the loop is inactive On is displayed when the loop is active 6 14 Troubleshooting 7 To increase the first digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to move from space to space When the desired channel numbers are displayed press the gt button to move to the third field Press the 1 or 2 button to change the parameter setting to On DStia Chel pe 11 01 Inc Dec R DSia Ch Lp 11 16 Inc Dec R Note If you exit this submenu and return to it the screen shows the initial menu display Therefore it is recommended that you note the channel numbers you have looped before exiting this menu If you fail to do so you can view the test status per channel by scrolling through the channel numbers in the first field of the initial menu display You can also enter the DS1a Diagnostic Status submenu to find out which channels are looped 9 To clear the loop press the 1 or 2 button to change the parameter setting to Off Then press the button beneath Acc DSta Ch Lp 11 16 On E
150. nfg Diag ecur 3 Press the button beneath Ports ISX 5314 Config Mode DSU Ports DSia Alarm gt Escape Top A v 4 Press the button beneath DTE2 or DTE4 depending on which DTE port you want to configure for dial backup The parameters are identical for both DTE submenus ISX 5314 Config Port DTE1 ODTE2 DTE3 DTE4 Escape Top 5 41 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 42 5 Press the gt button three times ISX 5314 DTE2 Config Escape Top 0 Rate RemT7 Conn gt a E 6 Press the button beneath DBU If you have specified any dedicated line DSO channels on DTE 2 or have any connections on DTE 2 the screen displays the message Invalid Conn Attempted Press any button to restore the display back to the current menu selection ISX 5314 DTE2 Config Escape Top DB U B 7 Press the button beneath Mode ISX 5314 DTE2 Backup Escape Top Mode Param Force g 8 Press the button beneath Enabl The top line of the screen displays the revised setting DTE2 BckUp Mode Dsabl Escape Top Dsabl Enabl DTE2 BckUp Mode Enabl Dsabl Enabl Online Operation 9 Press the Escape button to return to the DTE 2 Backup submenu When the External Dial Backup feature is enabled the ISX 5312 5314 does not allow you to change any of the dedicated DTE 2 Configuration parameters Notes When the External Dial Backup feature is disabl
151. ngle channel follow Steps 2 and 3 To define the signaling mode for a range of channels skip to Step 4 DSU DSla Config Chanl Conn Sign 2 The screen displays the channel signaling mode parameters with the cursor located under the leftmost digit The R option indicates range To set single channels you must have R n displayed on the bottom line If R y is displayed press the 3 button to change the setting and display the single channel signaling mode parameters The first field indicates the channel number The available options are 01 through 24 To increase the first digit press the 1 button to decrease it press the 2 button Press the lt and gt buttons to move from space to space DSla 01 Sig Dsabl Inc Dec R n Acc ey een DSla 11 Sig Enabl Inc Dec R n Acc 4 58 Alias Daisy Chain Defining Operating Parameters 4 The screen displays the channel signaling mode parameters with the cursor located under the leftmost digit The R option indicates range To set a range of channels you must have R y displayed on the bottom line If R n is displayed press the 3 button to change the setting and display the signaling mode parameters for a range of channels The first field indicates the initial channel number in the range The second field indicates the final channel number in the range The available options for both first and second fields are 01 through 24 To increase the first digit press the 1 button
152. ntifier and a password A Telnet session is established only if the logon entries match the user identifier and password stored in the non volatile database of the ISX 5312 5314 The ISX 5312 5314 supports only one user identifier and one password By entering commands from the ISX 5312 5314 s front panel you can enter the user identifier and password required for access from Telnet You can also specify the amount of time a Telnet session can remain inactive before it is automatically terminated by the ISX 5312 5314 The following sections explain how to perform each of these procedures 3 11 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Entering the Telnet Security Submenu Before you can enter the user identifier and password you must first enter the Telnet Security submenu To do so follow these steps starting from the Top Level menu 1 Press the button beneath Local Excal ISX 5314D T1 SA Escape Top Local Addr RTN B 2 Press the button beneath Secur ISX 5314 Local Mode Stats Confg Diag Secur Escape Top 3 Press the button beneath Telnt ISX 5314 Security Escape Top Confg Tests Code Telnt A 3 12 Using the Front Panel 4 The screen prompts you to enter the security code When the ISX 5312 5314 is shipped from the factory the predefined security code is CSU Enter the predefined code unless you changed it under the Code parameter If you changed it enter the cu
153. nts Use adapter cable Part No 5956 879R 26 pin micro male to 34 pin female to make this connection You can order this cable from Milgo To connect to the DTE plug the male end of the cable into the ISX 5312 5314 and plug the female end into your standard V 35 cable Table 2 1 lists the pin and signal assignments for this connector The cable diagram is provided in Appendix B Table 2 1 V 35 DTE Connector Pin Signal Assignments fm fae Symbol Mnemonic Output Function O p e ome p gt e f os om onset F 109 RLSD Output Received Line Signal Detector DCD Pe e x00 u oa e e eww om ee 2 7 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Table 2 1 V 35 DTE Connector Pin Signal Assignments Continued Yume me Symbol Mnemonic Output Function See oem remeses e TxC B Transmitter Transmitter Signal Element Timing Element Timing Input Local Loopback Non functional for this unit Reserved for future use N 140 RL Input Remote Loopback Non functional for this unit Reserved for future use Output Test Mode Non functional for this unit Reserved for future use Connecting to the T 1 Line or to External Equipment 2 8 For units equipped with two T 1 interfaces the Excalibur ISX 5312 5314 provides two 8 pin RJ48C female jacks labeled DS1A and DS1B for connecting to the T 1 line The jack labeled DS1A is provided for units equipped with a single T 1 interface Use Cable P
154. ocedures as if you were sitting at the ISX 5312 5314 s front panel This feature allows service personnel to access a specific ISX 5312 5314 for configuration or diagnostic purposes using commonly available software running on a minimal platform Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation For security purposes access from Telnet is protected by a user configurable logon sequence consisting of a user identifier and a password A Telnet session is established only if the logon entries match the user identifier and password stored in the non volatile database of the ISX 5312 5314 The ISX 5312 5314 supports only one user identifier and one password Once the Telnet session is established the user may log off at any time by pressing the logoff key Optionally the ISX 5312 5314 may initiate the logoff sequence automatically if no activity is detected for a user selectable time period The ISX 5312 5314 allows only one Telnet session at a time The ISX 5312 5314 responds with a Busy message to additional Telnet session requests By entering commands from the ISX 5312 5314 s front panel you can change the user identifier and password required for access from Telnet You can also specify the amount of time a Telnet session may remain inactive before it is automatically terminated by the ISX 5312 5314 Telnet supports all features and tests available from the unit s front panel Note The NMI port configuration parameters
155. ollow these steps 1 Press the button beneath Swtch ISX 5314 Config Spare Mode Swtch Initiate Spare Switch Function Completed 3 Press the Escape button two times to return to the Configure Spare submenu If you select the Force A or Force B option the ISX 5312 5314 s Test LED lights to indicate that a test is in progress To terminate the test and turn off the LED press the button beneath Norml or use the RTN Return to Normal function as described in the RTN Function section in Chapter 6 When the Revertive Mode parameter is enabled the ISX 5312 5314 switches back to the primary line from the spare line if the primary line has been in a good state for the amount of time selected under the Restoral Timer parameter When this parameter is disabled the ISX 5312 5314 does not switch back to the primary line unless a failure occurs on the spare line and the primary line is in a good state To enable the Revertive Mode parameter follow these steps Note When management is via SNMP you must set the Mode parameter to disabled before you can enable this parameter Defining Operating Parameters 1 Press the button beneath Revrt ISX 5314 Config Spare Escape Top Mode Swtch Revrt Alarm gt 2 Press the button beneath Enabl The top line of the screen displays the revised setting Revertive Mode Dsabl Dsabl Enabl Revertive Mode Enabl Escape Top ie Dsabl Enabl 3 Press the
156. on to change the setting and display the single channel assignment parameters DSla Ql to DS1b 01 Inc Dec R n Acc ee i as The top line of the display shows from left to right three fields that indicate the following e 01 first field indicates the DS1a DSO channel number to be assigned The available options are 01 through 24 e DS1b second field indicates the T 1 line to which you are assigning the DS1a DSO channel number The available options are DS1a DS 1b and None The DS1b option is not available when the APC or Hot Spare feature is enabled If the DS1a DSO channel number has already been assigned to a DTE the current assignment is displayed in this field Possible displays are DTE1 DTE2 DTE3 and DTE4 In this case the front panel does not allow you to scroll to this field If you want to change the channel assignment you must first unassign the channel by selecting None For example if DTE1 is displayed you must first go to the DTE 1 Connection submenu and select None for DS1a DSO channel number 01 before you can assign this channel to DS1b e 01 third field indicates the line DSO channel number you are assigning to The available options are 01 through 24 The third field does not appear on the screen when the second field is set to None 4 55 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 56 5 To increase the first digit press the 1 button to decrease it press t
157. orted alarms in memory Introduction ESF Diagnostic Monitoring The ESF Diagnostic Monitoring feature allows you to monitor the T 1 circuit s performance from the front panel or from a T7 or SNMP manager s console if the network is so equipped without interrupting normal operations The ISX 5312 5314 supports the ESF Facility Data Link FDL for real time error monitoring of the T 1 facility The ISX 5312 5314 provides separate 24 hour local Telco and network registers which provide the error statistics for the current 15 minute interval and for the last 24 hours Error statistics displayed include e Percentage of line availability e ES Errored Seconds e CSS Controlled Slip Seconds e LOFC Loss of Frame Count e CRC 6 CRC 6 errors e BPV Bipolar Violations e FBE Frame Bit Error e COFA Change of Frame Alignment e SES Severely Errored Seconds e BES Bursty Errored Seconds Built In Diagnostic Tests The Excalibur ISX 5312 5314 contains diagnostic tests that help you quickly isolate the source of network malfunctions From the front panel you can initiate DTE loopback and bidirectional local channel and local line loopback tests You can loop single contiguous or all channels on a T 1 line You can also loop all the channels assigned to two T 1 lines ina connection The ISX 5312 5314 also provides a built in QRSS test pattern generator which eliminates the need for separate BERT test equipment Downloadabl
158. ou can view alarms separately for the ISX 5312 5314 and each T 1 line If an alarm is currently active it is denoted with an asterisk and you can view the time it occurred If an alarm is not currently active you can view the time it was cleared You can also view a log of both ISX 5312 5314 and T 1 line alarms The log allows you to view the date and time each alarm occurred and the date and time each alarm was cleared This submenu allows you to clear stored alarms independently for the ISX 5312 5314 each T 1 line and the log Diag provides the diagnostic test status of each DTE and each T 1 line Online Operation DSU Status The DSU Status submenu allows you to monitor the current operating status of the basic ISX 5312 5314 To do so follow these steps starting from the Status submenu 1 Press the button beneath DSU ISX 5314 Status Mode Escape Top DSU Ports DSia DS1ib gt ___ re 2 Press the button beneath State The screen displays the ISX 5312 5314 s current operating state ISX 5314 Status Escape Top State Ports Time Secur gt ISX 5314 State DTE 4 Ds1 2 TxCez lntrn The display shows the status of the following e DTE indicates the number of DTE ports available e Dsi indicates the number of DS1 lines available Possible displays are 1 for units equipped with a single T 1 interface or 2 for units equipped with two T 1 interfaces e TXC indicates the current source of
159. p can be sent T 1 Line Alarm Parameters The DS1a and DS1b Alarm parameters allow you to enable or disable each alarm from being displayed on the front panel and allow you to clear all stored alarms for T 1 lines A and B You can also specify the amount of time that an alarm condition is active before it is reported by the ISX 5312 5314 and the amount of time that a Red alarm condition is no longer active before the ISX 5312 5314 reports it cleared If your unit is equipped with one T 1 line interface the DS1b submenu does not appear on the screen The parameters are identical for both lines To enable or disable the DS1a alarms follow these steps starting from the Alarm Configuration submenu 1 Press the button beneath DS 1a ISX 5314 Alarm Config Escape Top DSla DS1b eee 2 Press the button beneath E nabl DSU DSla Alarm Config Enabl IntTm ClrTm Reset Escape Top ee ee B 4 69 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 70 3 The screen displays the current setting for each DS1a alarm Press the gt button to display the ES Red and BPV alarm settings Press the 1 button to scroll through the options for the Blue alarm the 2 button for the Yellow alarm the 3 button for the LOS alarm etc When the desired options are displayed press the Escape button to return to the DS1a Alarm Configuration submenu Enable DSla Alarms Blu y Ylw y LOS y Enable DSla Alarm
160. pecify the amount of time that the DS1 line can be in a good state before the ISX 5312 5314 automatically terminates the dial backup connection and returns communication to the DS1 line via DTE 1 This parameter is non functional when the Connect Timer parameter is set to Auto Answer or the Revert parameter is set to Disabled The available options are 5s 15s 30s 60s seconds and 5m 10m 20m 30m minutes Online Operation Revert When the Revert parameter is enabled the ISX 5312 5314 automatically terminates the dial backup connection and returns communication to the DS1 line via DTE 1 when the DS1 line has been in a good state for the amount of time selected under the Disconnect Timer parameter When this parameter is disabled the ISX 5312 5314 does not automatically terminate the dial backup connection and return communication to the DS1 line Source Address The Source Address parameter allows you to specify the address that is sent with the heartbeat message to identify the heartbeat source This parameter is not available when the LRC parameter is disabled The available options are 000 through 255 The Source Address is assigned in conjunction with the T7 address ID The following example showing how to assign source addresses uses the T7 IDs provided in Figure 1 11 Example Central Unit T7 ID 2 Remote unit on DTE 2 T7 ID 7 Remote unit on DTE 4 T7 ID 12 Set the source addresses as follows e Set the central
161. plexer Installation and Operation Green and yellow LED indicators are located on the Ethernet interface The green indicator allows you to monitor the Ethernet link s operating status at a glance The yellow indicator is On for a short period each time the Ethernet controller transmits a packet External Dial Backup The External Dial Backup feature is available only with Excalibur ISX 5312 5314 multiplexer models equipped with one network interface It is not provided for models equipped with two long haul network interfaces The External Dial Backup feature operates in both T 1 and FT 1 environments You can configure one DTE port ISX 5312 or two DTE ports ISX 5314 to provide dial backup for the unit s dedicated DTE port s The dedicated DTE port s are connected to the DS1 line The dial backup DTE port s are connected to an external dial backup device such as an Integrated Services Digital Network ISDN terminal adapter or a Switched 56 Kbps unit The dial backup device must have a V 35 interface accept N x 56 or N x 64 Kbps N 1 to 24 data rates supply a clock source support DTR dialing and provide DSR in response to an incoming call In a T 1 environment when the DS1 line fails based on user definable criteria the ISX 5312 5314 automatically routes data from its dedicated DTE port s to the external device connected to the backup port s The external device restores communication by transmitting the data over the dial
162. ppears on the screen only when the Protocol parameter is set to Console When the Protocol parameter is set to PPP or SLIP the ISX 5312 5314 does not allow you to select the 75 300 or 1200 bps channel rates For PPP and SLIP protocols the available options are 2400 4800 9600 19200 38400 57600 bps and 115k 115 2 Kbps actual rate The default rate is 19 2 Kbps The Autobaud feature allows the ISX 5312 5314 to automatically determine the terminal baud rate and set the serial port to operate at the same rate It supports 300 1200 2400 4800 9600 bps and 14 4 19 2 28 8 38 4 57 6 115 2 Kbps baud rates The Autobaud feature is disabled when the Protocol parameter is changed from Console to another protocol T7 SLIP PPP or Ethernet The ISX 5312 5314 reverts to the 19 2 Kbps default baud rate NTS The NTS parameter specifies the network terminal server connection The available options are Std Standard and INX Milgo INX NTS Select INX when the ISX 5312 5314 is connected to an INX NTS Select Std when the ISX 5312 5314 is connected to any other device T7 Via Dial Modems The ISX 5312 5314 supports the applications shown in Figures 4 1 through 4 4 when transporting T7 data via dial modems You can use Milgo s ALM 3226 modem or a generic modem that supports Hayes AT operation 4 24 Defining Operating Parameters PEE A LE MODEM CENTRAL ISX 5312 5314 CENTRAL REMOTE IS
163. press the button beneath Acc to enter the value into memory The reverse video C disappears when the entry has been accepted For simplicity the rest of the screens illustrated in this chapter do not show the reverse video C Defining Operating Parameters Several parameter screens display y yes or n no on the bottom line To change the current setting from yes to no or vice versa press the button beneath the y or n For example Escape Top DSU Enable DSU Alarms Ref y Dtl y Dt2 y Dt3 y gt DSU Enable DSU Alarms Refz n Dtl y Dt2 y Dt3 y gt The remainder of this chapter discusses the parameters contained within each of the parameter submenus DSU Parameters The DSU submenu provides the basic ISX 5312 5314 parameters This submenu contains the following parameters e Locat Location e TxClk Transmit Clock e SyClk System Clock e Beepr Beeper e A LED Alarm LED e NLEna Network Loop Enable e CIkTL Clock Tolerance e TLLim Tolerance Limit e NMS Network Management System described in a separate section in this chapter e SgBsy Signal Busy Bits e APC Access Protection Capability e Spare Hot Spare 4 5 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Location The Location parameter specifies whether your ISX 5312 5314 is located at the central or remote site in the network The proper setting is essential to T7 operation When set to Central the unit ac
164. pressed e Alrms Alarms the beeper sounds whenever an alarm is activated e Both the beeper sounds whenever a button is pressed or an alarm is activated 4 10 Alarm LED Defining Operating Parameters The Alarm LED parameter specifies whether the User LED lights when an alarm is activated The available options are y yes and n no Note When the ISX 5314 central site model is configured to operate in an ISX 5010 chassis see Setting Switches in Chapter 2 the User LED lights to indicate power is on If you enable the Alarm LED parameter the User LED will flash when an alarm is active To set this parameter for each T 1 line follow these steps starting from the DSU submenu 1 Press the button beneath A LED ISX 5314 Config DSU Escape Top lt Beepr A LED NLEna CIkTL gt 2 The screen displays the current setting for each T 1 line Press the 1 button to scroll through the options for line A and the 2 button for line B When the desired settings are displayed press the Escape button to return to the Configure DSU submenu DSU Alarm LED Enable DSa n DSbe n DSU Alarm LED Enable Escape Top DSa y DSb n Network Loop Enable When the Network Loop Enable parameter is enabled the ISX 5312 5314 honors Payload Loopback and Line Loopback requests from the network When disabled network loopback requests are not honored This parameter is set independently for each T 1 line The availa
165. protocol speed NTS IP address and Gateway address should not be changed using Telnet Changing these parameters results in terminating the client session The Excalibur ISX 5312 5314 complies with the following RFCs e RFC 854 Telnet Protocol Specification e RFC 855 Telnet Option Specification Front Panel Emulation A Front Panel Controller Application for Windows 3 1 Windows 95 Windows NT is available from Milgo The application provides remote front panel access to SNMP managed ISX 5312 5314s from your Windows workstation Access to the application is provided via a direct connection or a dial modem via the NMI port or SNMP via PPP SLIP on the NMI port or SNMP over Ethernet By entering a remote unit s Internet Protocol IP address or host name you can perform operating procedures as if you were sitting at that unit s front panel The application provides e Graphic display of the unit s front panel e Community string security e Automatic screen update e Configurable timeouts e Windows socket interface Introduction Note The NMI port configuration parameters protocol speed NTS IP address and Gateway address should not be changed using this application Changing these parameters results in terminating the ability to manage the unit Management Interfaces Access to management capabilities is provided via an Ethernet 10Base T port or via an NMI port The Ethernet 10Base T port provides a direc
166. ps data rate the user s data bandwidth is 48 Kbps 56 Kbps minus 8 Kbps for T7 Example Five DSOs are assigned to a DTE port with the Rate parameter set to N x 64 and the T7 mode parameter set to 8 Kbps only Data 5 x 64 Kbps 320 Kbps total data bandwidth T7 1x 8 Kbps _ 8 Kbps taken from the last DSO assigned 312 Kbps user s data bandwidth Total user s bandwidth in 8 Kbps only T7 mode at 64 Kbps data rate for 5 DSOs equals 312 Kbps Example Five DSOs are assigned to a DTE port with the Rate parameter set to N x 56 and the T7 mode parameter set to 8 Kbps only Data 5 x 56 Kbps 280 Kbps total data bandwidth T7 1x 8 Kbps _ 8 Kbps taken from the last DSO assigned 272 Kbps user s data bandwidth Total user s bandwidth in 8 Kbps only T7 mode at 56 Kbps data rate for 5 DSOs equals 272 Kbps Defining Operating Parameters Ring Signal Indicator The Ring Signal Indicator parameter specifies whether the ring signal indicator is active The available options are Actve Active and InAct Inactive T 1 Line Parameters Frame Code The DS1a and DS1b submenus provide the configuration parameters for T 1 lines A and B The parameters are identical for both line submenus If your unit is equipped with one T 1 line interface the DS 1b submenu does not appear on the screen This menu also allows you to assign DSO channels from the line A interface to the line B interface and vice versa Each line submenu contains the fol
167. ransmitting data packets e Rx indicates whether the Ethernet controller is receiving data packets e Col indicates whether the Ethernet controller detects collision activity on the network Steps 11 and 12 apply only for central site model ISX 5314 units 11 Press the button beneath Cage The screen indicates whether the ISX 5314 is installed in an Excalibur Card Carrier or an ISX 5010 chassis If the unit is installed in an Excalibur Card Carrier the screen also displays the cage number 1 6 ISX 5314 Status lt NMS ENet Spare Cage gt ISX 5314 Cage Status Excalibur Cage 0O 1 12 Press the gt button and then press the button beneath Slot The screen displays the slot number in which the unit is installed ISX 5314 Status lt Cage Slot ISX5314 SlotStatus Card Slot 03 5 7 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation NMS Status The NMS Status submenu allows you to monitor the current operating status of the ISX 5312 5314 s T7 dial modem and allows you to view whether T7 is assigned to a DSO channel on any DS1 line To do so follow these steps starting from the DSU Status submenu 1 Press the button beneath NMS L ISX 5314 Status lt Secur Versn Freq 2 Press the button beneath Modem E ISX 5314 NMS Status Modem Chanl ISX 5312 5314 redialed a call when the previous attempt was unsuccessful Possible displays are 00 through 99 If you want to set the nu
168. rectional for channels assigned to a DTE It is not bidirectional for cross connected channels To activate this test follow these steps starting from the Diagnostic Mode submenu 1 Press the gt button ISX 5314 Diag Mode Escape Top DTE2 DTE3 DTE4 gt a oe aes 2 Press the button beneath DS1a ISX 5314 Diag Mode lt DTE4 DSia DS1b 3 Press the button beneath Line Escape Top ISX 5314 DS1a Diag Escape Top Line Chan Bndle TstPat 6 11 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 Press the button beneath Start to loop all channels on the line 6 Press the Escape button to return to the DS1a Diagnostic submenu The Local Channel Loop test allows you to loop single or contiguous DSO channels on the DS1 line toward the network This test is bidirectional for channels that are cross connected to another T 1 line It is not bidirectional for channels assigned to a DTE This test is available only for units equipped with two T 1 line interfaces To activate this test follow these steps 1 Press the button beneath Chan To loop single channels follow Steps 2 5 To loop contiguous channels follow Steps 6 9 ISX 5314 DS1a Diag Escape Top Line Chan Bndle TstPat _ S 6 12 Troubleshooting 2 The screen displays the DS1a channel loopback parameters with the cursor located under the leftmost digit The R option indicates range To loop single ch
169. reen displays the revised setting If you have the APC feature enabled the screen displays the message Invalid Alt mode enable If you have any connections on the DS1b line the screen displays the message Invalid configuration Press any button to restore the display back to the current menu selection When the Hot Spare feature is enabled the ISX 5312 5314 does not allow you to change the channel connection signaling or daisy chain parameters on the DS1b line Dsabl Spare Feature Dsabl Enabl Escape Top Spare Feature Enabl B Dsabl Enabl 4 Press the Escape button to return to the Configure Spare submenu The Switch parameter is primarily for use as a diagnostic tool to determine the actual data path It allows you to manually force the transfer of data from one line to the other The available options are Norml Normal forces data from the primary line to the spare line or vice versa ForcA Force A forces data onto the primary line DS1a while sending a Blue AIS alarm on the spare line DS1b The Blue alarm ensures that the other end accepts data on DS1a only ForcB Force B forces data onto the spare line DS1b while sending a Blue AIS alarm on the primary line DS1la The Blue alarm ensures that the other end accepts data on DS1b only 4 19 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 20 To manually force the transfer of data from one line to the other f
170. ric modem that supports Hayes AT operation The modem must be set for Auto Answer From the ISX 5312 5314 s front panel the Protocol parameter in the NMS submenu must be set to None or Ethernet When communication is established via the modem link front panel emulation can be initiated using Milgo s optional Front Panel Controller Application for Windows The dial in access feature allows you to use the entire T 1 bandwidth for data and still have control and management of remote units via the modem link You can also use the modem to provide a backup command data path to a remote ISX 5312 5314 as shown in Figure 1 8 Etbrnet N RnyCoandtth i i T4 qia Btark IS 812814 189812814 Ni Bckp Coandth a be ngeD bem bam N Figure 1 8 Dial Modem Providing a Backup Command Data Path to a Remote ISX 5312 5314 Alarm Reporting 1 8 To alert you to potential problems in the network the ISX 5312 5314 reports a wide variety of alarm conditions The conditions are simultaneously reported and displayed on the ISX 5312 5314 s front panel You can select the time interval before a T 1 line alarm is reported and you can independently enable or disable each DSU and T 1 line alarm You can also set the ISX 5312 5314 to sound a beeper when it detects an alarm condition Alarm conditions are also reported to the T7 manager or to SNMP manager as traps if the network is so equipped The ISX 5312 5314 stores the rep
171. ring the period when the signal is normal Thus if the ratio of a LOS or OOF to a normal signal is greater than 1 5 a Loss of Frame will be declared Loss of Frame Clear Clear a Loss of Frame if in at least a 1 second interval but no more than 15 contiguous 1 second intervals no LOS or OOF conditions occur Online Operation Table 5 1 ISX 5312 5314 Error Statistics Continued Statistic Controlled Slip Second CSS Frame Bit Error FBE Change of Frame Alignment COFA Bipolar Violation BPV A CSS is a second with one or more Controlled Slips CSs Controlled Slip CS A CS is the occurrence of a replication or deletion of a DS1 frame by the receiving terminal An FBE occurs when the ISX 5312 5314 determines that a framing bit being received from the network interface is in error A COFA occurs when the ISX 5312 5314 loses the framing on the incoming signal The unit then initiates a search for the framing pattern and when found resyncs on the framing pattern A BPV is the occurrence of two consecutive pulses of the same polarity Statistics provided by the ISX 5312 5314 that are not required by any technical specification Network Receive Register The Network Receive register contains statistics derived from the incoming 1 second performance report generated by ANSI compatible units The ISX 5312 5314 transmits data to the far end unit which monitors for errors and collects statistica
172. rk Interface and T7 Management 1 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Corporate Router Account l ISX 5312 288 T 1 or Router Frame Relay E ISX 5312 TE g ee a ee Corporais 5 l Account 25 ISX 5312 l l l oa hI Le J Figure 1 4 ISX 5312 5314 Internet Service Provider Application Models The Excalibur ISX 5312 and Excalibur ISX 5314 come in a variety of models to suit your needs Models can be customized as follows e Standalone or high density central site the ISX 5312 is available only as a standalone model e One or two DS1 long haul network interfaces Standalone Model The standalone Excalibur ISX 5312 5314 see photo facing page 1 1 is housed in a 3 x 8 x 12 7 6 cm x 20 3 cm x 30 5 cm plastic housing The housing consists of a top and bottom half fastened together with two screws The front and rear panels slide vertically into the bottom half of the housing and are held in place by the top half The unit can be placed on any flat surface or it can be mounted in a standard 19 inch rack using an optional kit The unit s front panel contains an LCD information screen two LED indicators and eight pushbuttons The rear panel contains the interface connectors used to attach to the DTEs T 1 line s and other network components The unit is powered by an external
173. rm independently for each T 1 line 4 33 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 34 To set Dial Conditions parameters for each T 1 line follow these steps starting from the T7 Modem Connect Configuration submenu 1 Press the button beneath Dcond T7 MODEM Connect Confg Escape Top lt Phon Dcond Retry InTmr 2 Press the button beneath DS1a If your unit is equipped with one T 1 line interface the DS1b submenu does not appear on the screen The parameters are identical for both DS1 submenus Escape Top 3 The screen displays the current setting for each DS1a Dial Condition Event Press the 1 button to scroll through the options for the Blue alarm the 2 button for the Yellow alarm and the 3 button for the Red alarm When the desired options are displayed press the Escape button two times to return to the T7 Modem Connect Configuration submenu DSia Dial Cond Config Blu y Yel n Rede n Retry Attempts The Retry parameter specifies the maximum number of times the ISX 5312 5314 automatically redials a call if the previous attempt is unsuccessful The available options are 1 3 5 and 10 When the maximum number of dial attempts fail you must clear them before the unit will automatically dial again To do so enter DSU Status submenu and press the buttons beneath NMS Modem Retry Clear Defining Operating Parameters Automatic Disconnect The Inactivity Timer parameters sp
174. rmed from the front panel or from the CMS 400 system console to rearm the alarm When the ISX 5312 5314 is managed via SNMP the latching method first time only trap reporting is used for the CSS ES BPV and LOS alarms The unit must be rebooted or a RTN function must be performed from the front panel or from the rd5312 5314Rtn MIB object before another trap can be sent Factory Submenu The Factory submenu allows you to replace the current parameter configuration with the factory default settings Press the button beneath DLoad Data is interrupted while the unit is reset and reinitialized Note If you initiate a factory download communication with the T7 or SNMP manager may be lost due to changes in the T7 or SNMP parameter settings respectively User Strap Submenu The User Strap submenu allows you to view the user parameter configuration It also allows you to update the user configuration with the current configuration or download to the user configuration To view the user parameter configuration follow these steps starting from the Configuration menu 1 Press the gt button ISX 5314 Config Mode DSU Ports DSila DS1b gt Escape Top Ie 4 73 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 Press the button beneath Ustrp ISX 5314 Config Mode lt DS1b Alarm Fctry Ustrp gt 3 Press the button beneath Enabl A reverse video C appears in the upper left corner of the screen
175. rn to the APC Status submenu 6 Press the button beneath Durat ISX 5314 APC Status Occur Durat Thrsh gt 7 Press the button beneath Local or Telco depending on which register you want to view The screen displays the number of seconds the service has been provided on the protection line DS1b for the current 15 minute interval and for the last 24 hours This information is reported to the T7 or SNMP manager for the current 15 minute interval and the past 24 hours in ninety six 15 minute intervals APC Switch Duration Escape Top Local Telco APC Local Duration 15min 00000 24hr 03600 5 14 Online Operation Press the Escape button two times to return to the APC Status submenu 8 Press the button beneath Thrsh The screen displays the current Telco Threshold values for ES SES and the Line Availability Timer L ISX 5314 APC Status Escape Top State Occur Durat Thrsh gt L APC Event Thresholds ES 020 SES 002 Avail 900 Press the Escape button to return to the APC Status submenu 9 Press the gt button ISX 5314 APC Status Escape Top Occur Durat Thrsh gt ca acer ee 10 Press the button beneath Swtch The screen displays the reason for the last APC line switch ISX 5314 APC Status Escape Top lt Thrsh Swtch Reset APC Reason for Switch Manual switch occurred Press the Escape button to return to the APC Status submenu 5 15 Excalibur ISX 5
176. rrent code The cursor is located under the leftmost digit of the 3 digit field To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space to space When you change a digit a reverse video C appears in the lower right corner of the screen DSU Enter Code Inc Dec 5 When the correct code is displayed press the 4 button If an incorrect code is entered the bottom line of the screen displays the message Invalid code entered Press the Escape button and re enter the code When the code has been accepted the screen displays the Telnet Security submenu DSU Enter Code CSU l Dec Cpy Telnet Security Usrid Passw SesTO Entering the User Identifier When the Excalibur ISX 5312 5314 is shipped from the factory the predefined Telnet user identifier is RACAL DATACOM The user identifier can be any alphanumeric name up to 16 characters long To change the predefined user identifier follow these steps starting from the Telnet Security submenu 3 13 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 14 1 Press the button beneath UsrId Telnet Security Escape Top Usrlid Passw SesTO E 2 The screen displays the current user identifier on the top line with a cursor located beneath the leftmost space Press the 1 or 2 button to scroll through the different letter
177. rs Remote T7 Via a DSO Channel The Channel parameters allow you to select one DSO channel per T 1 line interface for transporting T7 data When a DSO channel is assigned for remote T7 it cannot be used for customer data You may use the other methods of providing remote T7 via dial modems and or via the DTE ports in conjunction with this feature with the following restrictions e Ataremote ISX 5312 5314 only one method of providing remote T7 should be enabled at a time because if one source goes down all T7 to the unit is lost until that source becomes operable again e Ata central ISX 5312 5314 multiple methods of providing remote T7 may be enabled at the same time However if one source goes down all T7 traffic from the remotes may be lost To assign a DSO channel for remote T7 follow these steps starting from the NMS Configuration submenu 1 Press the button beneath Chanl This submenu is available only for T7 network management If you have SLIP PPP or Ethernet enabled the screen displays the message Invalid SLIP PPP active Press any button to return the display back to the current menu selection ISX 5314 NMS Config Speed Modem Chanl Prtcl Escape Top A 2 Press the button beneath the DS1 line to which you want to assign a DSO channel for remote T7 ISX 5314 Chanl Config Escape Top DSib a ar e 4 41 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 The screen
178. rs service from the primary line to the protection line in the event of a failure on the primary line or from the protection line to the primary line when the primary line is in a good state and the Revertive Mode parameter is enabled The criteria required for a transfer switch are defined in Technical Reference 54017A1 These values can be set by the Telco via a TABS maintenance message You cannot change these values You can view the current threshold value for Errored Seconds ES Severely Errored Seconds SES and the line availability timer by pressing the button under Thrsh in the APC Status submenu Before you can enable the APC feature the ISX 5312 5314 must be configured as follows e Make sure you are receiving the proper service from the Network Interface NI e The Frame parameter must be set to ESF on both DS1a and DS 1b e DSla is the primary line and DS1b is the protection line Therefore there must be no connections on DS 1b e The Hot Spare feature must be disabled To enable the APC feature follow these steps starting from the Configure DSU submenu 1 Press the button beneath APC ISX 5314 Config DSU lt SgBsy APC 2 Press the button beneath Mode ISX 5314 Config APC Mode Inhbt Switch Revrt gt a ile See 4 13 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 14 3 Press the button beneath Enabl The top line of the screen displays the revised setting If you hav
179. rsor one space to the right Displays previous options when the screen displays a flashing left arrow in the lower left corner On screens displaying a cursor moves the cursor one space to the left 1 2 3 4 Selects the corresponding option from the screen display If there Function is a lower level submenu the screen displays it Keys Terminates the console session and returns the terminal to the ready mode ENTER Refreshes the current display Refresh Logging Off To end a terminal session at any time type Q If the terminal is idle for the amount of time selected under the Session Timeout parameter in the Telnet Security submenu the ISX 5312 5314 automatically logs the user off 3 20 Chapter 4 Defining Operating Parameters Overview This chapter explains how to configure the Excalibur ISX 5312 5314 s operating parameters to suit your particular network requirements The beginning of the chapter contains step by step instructions that show you how to define operating parameters using the front panel buttons and display The remainder of the chapter describes the parameters in detail to help you decide which settings are correct for your application This chapter also lists the different types of alarms the ISX 5312 5314 can report and explains how to enable or disable each alarm Entering the Configuration Menu To define the ISX 5312 5314 s operating parameters you must enter the Configuration menu
180. rt Stop Clear Insrt _s DTE1 Error Count 000 Start Stop Clear Insrt 3 Press the Escape button to return to the Diagnostic Mode submenu To send a code to the remote unit requesting it to initiate or terminate a PN127 Digital Loop Test follow these steps starting from the DTE1 Diagnostic submenu 1 Press the button beneath PN127 ISX 5314 DTE1 Diag V54DL DLoop TstPat PN127 2 Press the button beneath Up to send a code to the far end unit requesting it to initiate the test Press the button beneath Down to send a code to the far end unit requesting it to terminate the test It takes approximately 2 seconds to send the code During this time the code sent Up or Down is displayed on the top line of the screen When the unit completes sending the code the top line of the screen displays in place of Up or Down DTE1 PN127 Code Up Down DTE1 PN127 Code Up Escape Top Up Down 6 10 Troubleshooting T 1 Line Tests The DS1a and DS1b submenus provide the parameters that allow you to activate Local Line Loop tests Local Channel Loop tests Bundle Loop tests and Pattern Tests on T 1 lines A and B respectively The parameters are identical for both line submenus Note The Local Channel Loop and Bundle Loop are available only on units equipped with two T 1 line interfaces The Local Line Loop test loops all the DSO channels 01 through 24 on the DS1 line towards the network It is bidi
181. s lt CSl y ES y Red y BPV y The Interval Time parameter allows you to specify the amount of time from 100 to 12 000 milliseconds 12 seconds in 100 millisecond intervals that an alarm condition can be active before it is reported by the ISX 5312 5314 To set the Interval Time parameter follow these steps 1 Press the button beneath IntTm DSU DSla Alarm Config Enabl IntTm ClrTm Reset O DSla Alarm Int Config Blue Y low LOS CSlip gt ae ae Defining Operating Parameters 3 The screen displays a 5 digit field in the top line with a cursor under the leftmost digit The interval can only be specified in intervals of 100 milliseconds from 100 milliseconds to 12 000 milliseconds To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space to space Blue Int O0000ms Dec Cpy Acc Blue Int 00100ms Dec Cpy Acc Inc 5 Press the Escape button two times to return to the DS1a Alarm Configuration submenu The Clear Time parameter allows you to specify the amount of time from 1 to 20 seconds that a Red alarm condition is no longer active before the ISX 5312 5314 reports it cleared To set the Clear Time parameter follow these steps 1 Press the button beneath ClrTm DSU DSla Alarm Config Enabl IntTm ClrTm Reset 4 71 Excalibur ISX 5312 5314 T 1 Multiplexer Installatio
182. s numbers and symbols that can be entered in the space The flashing gt arrow in the right corner of the screen indicates that there are more available spaces to the right When you change a digit a reverse video C appears in the lower right corner of the screen User Id RACAL DATAC gt Dec Acc next Inc Escape Top 3 When the desired character is displayed press the gt button to move the cursor to the next space User ID DACAL DATAC gt Escape Top Inc Dec Acc next If you want to insert a character between two entered characters or delete an entered character follow Step 4 If you want to copy an entered character clear an entered character or clear all entered characters follow Step 5 If you do not want to use any of these options skip to Step 6 Using the Front Panel 4 Press the 4 button You can now insert a character by pressing the 1 button delete a character by pressing the 2 button or delete a character and move the cursor one space to the left by pressing the 3 button When finished press the 4 button two times User ld DACAL DATAC gt Inc Dec Acc User Id DACAL DATAC gt Ins BckSp next 5 Press the 4 button two times You can now copy a character into the next space by pressing the 1 button clear a character by pressing the 2 button or clear all characters by pressing the 3 button When finished press the 4 button User ld DACAL DATAC gt Dec Acc Inc next
183. s 2 13 connecting to NMI pott 2 13 using to control unit s es 3 17 Top evel Men s renitens ineeiieo 3 2 Transition board cccccsessessssseseseseseeeees 2 2 2 6 Transmit clock see Clocks Traps CNADLNG s22 58 ereenn earet iei ae 3 7 Trigger parameter 00 0 ces esecsecsecereeereeenees 5 44 Troubleshooting es eeeessecssecessecnsecsseceseenseees 6 1 Trunk processing defined si Poren dete feet 4 59 Signal Busy Bits parameter 4 12 U Unit Initiating soft reboot 4 74 Serial MUMBEL ierosin eaka 5 5 software revision ee eeeeeeeeeereeeeeeeeeeeeeees 5 5 Unit placement ien ieee eie 2 2 Wser LED maai a E 4 11 User Strap submenu downloading to user configuration 4 74 storing current parameter configuration 4 74 viewing user parameter configuration 4 73 V V 54 digital loop see Loop tests W Wall mount Kit ccccccccccsesseeeeeceeeseeeeee 2 2 1 6 We want your feedback To better serve our customers Milgo Solutions welcomes your comments concerning this manual Please take the time to fill out the following questionnaire remove it from your manual and drop it in the mail or FAX it to us at 954 846 3244 We also welcome your comments via e mail at address techdoc milgo com Name of Manual Document No Date Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 15D30A 1 B 1 98 Was the information in this manual presented in a logical order Ex
184. s the revised setting Dsabl Inhibit Swtch Dsabl Enabl Escape Top Inhibit Swtch Enabl E Dsabl Enabl 3 Press the Escape button to return to the Configure APC submenu The Switch parameter is primarily for use as a diagnostic tool to determine the actual data path It allows you to manually force the transfer of data from one line to the other The available options are e Norml Normal forces data from the primary line to the protection line or vice versa e ForcA Force A forces data onto the primary line DS1a while sending a Blue AIS alarm on the protection line DS1b The Blue alarm ensures that the other end accepts data on DS1a only e ForcB Force B forces data onto the protection line DS1b while sending a Blue AIS alarm on the primary line DS1la The Blue alarm ensures that the other end accepts data on DS1b only To manually force the transfer of data from one line to the other follow these steps 1 Press the button beneath Swtch ISX 5314 Config APC Escape Top Inhbt Swtch Revrt gt 4 15 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 2 Press the button beneath the desired option Initiate APC Switch Norml ForcA ForcB Escape Top Initiate APC Switch Function Completed 3 Press the Escape button two times to return to the Configure APC submenu If you select the Force A or Force B option the ISX 5312 5314 s Test
185. scape Top Inc Dec R Acc Escape Top DSta Che Lp 11 16 Inc Dec R 6 15 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 10 Press the Escape button to return to the DS1a Diagnostic submenu The Bundle Loop test loops all the DSO channels that are cross connected between two T 1 lines This test is available only for units equipped with two T 1 line interfaces To activate this test follow these steps 1 Press the button beneath Bundle ISX 5314 DS1a Diag Escape Top Line Chan Bndle TstPat a 2 Press the button beneath DS1b Select DSia Bundle Escape Top DS1b 3 Press the 1 button to start the loop DSia DSib Bundle Off Start Clear Escape Top 4 Press the 2 button when you want to clear the loop DSia DS1b Bundle On Escape Top Start Clear 6 16 Troubleshooting 5 Press the Escape button to return to the DS1a Diagnostic submenu The instructions for initiating a Pattern Test on a T 1 line are identical to those given for initiating a DTE Pattern Test in the previous section DTE Tests RTN Function The RTN Return to Normal function allows you to clear alarms and any tests in progress and allows you to turn off the Test LED if it is lit To do so follow these steps starting from the Top Level menu 1 Press the button beneath RTN Excalibur ISX So 1420 Local Addr RIN Escape Top 2 Press the button benea
186. scl eects sel aati elnee eats ee ie se eee at 4 12 Access Protection Capability 2iccesecsecedheecteues gees ii g sn EEEE de E A EE ees dee ticle in R a 4 12 viii Table of Contents Hot Spare sess 2ecic leccbicsstectedcscbubaclacersect sea iedaude eas E EEEE RE OE ER OEE e e E R E EO stotebattacuenst Mueetg 4 18 Network Management S ystems rin inie ooh sis Ai aen EE a ea AEE ee eee 4 23 Protocol anie n EE E E TE E N Galan Eilat a EE EELE Aa E E E 4 23 e neS TEETE EE EEEE FEE TE E AET 4 24 U ESEA OEE E AAE EAO A 4 24 T Va Da Mod S a Gee oe ane Ses GaN aN ee OHA TS a a a a a Haun N 4 24 Remote T7 Via a DSO Channel eacccccdcsaseanerecevaa dau E e E E EO E O EEE TERE 4 41 Port P rameterS na a E aay oN E R E E E E TRETA ARE E A REA OR RAR 4 43 TDS O EESE ETA E E TERT AE E AET E EA AEA thant EE E E A E AATA AAE E T 4 44 RACE rennin anaa a SS SEE ERNE REAR E RR RS 4 44 LIDELL Ba EE Re A E AAE NA A eC AT 4 44 Connection ern oe eE E EE T E A ER wa AE N R E a E be beter es 4 45 RES EoI 11 aa EAE EA ENEE E A ETE ERASATEN A E E E TEE he ns 4 50 PY TREC Ont O EEE EEEE Seas E EESE EE E AE E E SEEE 4 50 DSR CONTO lanetan re ee ee T a 4 51 Transmit Clock ee e E E E T E T TON he OR R E he 4 51 6 TANVI V0 6 AET AA E EEA E EEEE E E A EA AE T E AE TORT TA 4 52 Ring Signal Indicator unanenn etisalat Le LAER TTO 4 53 WAM TE ene DEA 1 KALEEN E E NA T T T E S E N A E LHI 4 53 Framme a te e E E EE EAE T T A EOT ETET R E VOERT 4 53 COM l AEE SE E E ENE AATE A seal
187. sees vast EAE EE ETE EE TE ATENTE N E EE ASE AIE OA 4 53 in Build QOut siea a eo ae Sa NEE OEE 4 54 COB FE 1 EE A Ree ee AA 4 54 PUTAS E dee ee A EN aL EE AEN PERONEAL 4 59 Daisy Caimi g ve ssoee cs each ty acess eed oes as een aged EE ES EE ET 4 59 AAT TATE Beh dee esses ee MO MERE EERE EE CARERS EMER 4 62 Rede Al arin rec ccscet a tals GREAT o eC LEE LDN eee OPE LO HES 4 63 Yelow Alain n en ETE A E E E E E A EE e 4 63 LEIEL eT 01 0 EEEE AEEA ERTA ER ETE E ASE A TA E E AEE E ET E RAAE AT 4 63 Controlled Slip Alarm rupii n AG eels aa a Re Re ea eae 4 63 INS a1 08 Re ee ee ene 4 64 UB 9 GAA F 00 LR ee ee 4 64 MOS PAV T E a EEA AEA OENE E AEAT E EES T E AE tices N A A AEEA EN E TT 4 64 Referenc Clock Changed Alarm 2 sisii6 ci5 805 ecient ede A AA EI iE T 4 64 DIFE F led Alarm Bee ere ge Rr N aE See AR A Oe a 4 64 Clock Tolerance Failed Alarm io A EE TEE E a RTE E AET T 4 65 Switched to Dial Backup Alarm eeren aoa ea aaee aae a ier eR iaai 4 65 switched to Dedicated Al rfinnni ennn e a Sas a e sA 4 65 Dial Backup Connection Failed Alarm 0 cee cescesecsseceseceseceseeesneesneesseeeseescneseneeeaeeeaaecaaecnaecsaeensesenaees 4 65 APC Switch to Protection Line Alarm 00 cccccccccccccececececeseeseeceeeeeeeeeeaeaeseseseaeeeseaeaeeeseseaeaeseseeeeseeees 4 65 Hot Spare S witch Alarmi reet sd coves sur teate aite er Desens ssheden he aaee a Aa cots ore ET ETa Aa ana iaai 4 65 N twork Loops icena n a A T A AA eee dae 4
188. sive eee he een seed eee Sie os Se ee 5 27 Viewing Error Statistic Siene nosia ere enee an teil re eres a Reed beset RT A Mat ates 5 28 Alam Statis innnan tenn aah E A See diets had eerste daee aed eek 5 31 Diagnostic Tests sceiscieceits esos iat cavecececbouat cas e os en tstea nth he Su ta cece acess etna a a e a heey ee 5 35 Using External Dial Backup Featurin neit a rE E EE EEE E E AR TE s 5 40 Enabling Dial Backup M dena e eene enan eean Gack eis aed Gane ea hea E aa a eee Gat E 5 40 Configuring Operating Parameters eeeeseeeeeseeeesssesreeresrtssesrrsseestestestissesstsstestestesestesstestesrestissesressrest 5 43 Clock Sourc e During Dial Backup iertarea renerien r e i a e died ies 5 47 Automatic Dial Backup FailuteSinssnensncen innta iii ia i a a 5 48 Initiating a Dial Backup Connection Manually eseeeeeeeeeseeseseesseesesseesresserressttsessesrisseertesresresseseessrest 5 49 Disconnecting a Dial Backup Connection Manually oo cee eeseeseeseeeseecscecsseceseecsaeceaecsseesaeesseeesaeenaeens 5 49 Dial Backup Mode Diagnostics eee esecssecsseeessecsecsecesecseeseceseeeseessneeeaeecseeeaaecsaeeeseecaaecsaecsaecnaeenaeens 5 50 Chapter 6 Troubleshooting OVELVIC Wises caste eb iste eee A eee I ed oe aes elie ae el ae ee wnt 6 1 Initial CHECKS 2222 e pear nares araea eect buen ethan ake Geen ea hi ead Guan wate 6 1 Management Paths During Network Outages ce eescesecsseccssecesecseceseceseesseeeeessneeeaeessnessnesene
189. splay but only an indicator of existing activity Escape Top ISX 5314 DTE1 Status Data Signl State Intrf DTE1 Signis TxD RxD_ RTS_ CTS_ DCD_ DTR_ DS R_ Press the Escape button to return to the DTE Status submenu 5 18 Online Operation 5 Press the button beneath State The bottom line of the screen indicates that the DTE port is assigned 10 DSO channels in multiples of 56 Kbps which equals a port rate of 560 Kbps Possible displays are 01 through 24 DSO channels assigned in multiples of 56 or 64 Kbps The screen also displays whether the remote unit s T7 channel RemT7 is enabled Y or disabled N ISX 5314 DTE1 Status Data Signl State Intrf Escape Top DTE1 State Status 10x56K 0560K RemT 7 N Press the Escape button to return to the DTE Status submenu 6 Press the button beneath Intrf The screen displays the DTE port s interface type which is always V 35 On central site models this screen also displays the DTE port pinout setting ISX 5314 or ISX 5010 See Setting DTE Port Interface in Chapter 2 for information about setting the DTE port pinout ISX 5314 DTE1 Status Escape Top Data Signl State Intrf DTE1 Interface Status Interface Type V 35 Press the Escape button to return to the DTE Status submenu Step 7 applies only for DTE ports 2 or 4 on units equipped with one T 1 interface 5 19 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation
190. splay statistics and conduct tests without having to send individual Set and Get commands This application can run under Milgo s CMS 400 management platform as well as under HP OpenView for Windows and UNIX and Tivoli TME 10 NetView for AIX The SNMP is formally specified in a series of related RFC documents The Excalibur ISX 5312 5314 complies with the following RFCs e RFC 1155 Structure and Identification of Management Information for TCP IP based internets SMI e RFC 1156 Management Information Base for Network Management of TCP IP based internets MIB 1 e RFC 1157 A Simple Network Management Protocol e RFC 1212 Concise MIB Definitions e RFC 1213 Management Information Base for Network Management of TCP IP based internets MIB II e RFC 1406 DS1 and E1 Interface Types e RFC 1215 A Convention for Defining Traps for Use with the SNMP e RFC 1659 Definitions of Managed Objects for RS 232 Like Hardware Devices For your convenience the Excalibur ISX 5300 MIB which supports the ISX 5312 5314 is published on the Internet You can download the ASN file from the Milgo Home Page located at http www milgo com rdg customer support mibs mibarch htm Telnet Client Support The ISX 5312 5314 provides Telnet client support Network management via Telnet can be performed from any workstation in the network that has TCP IP and a Telnet application By entering a valid logon sequence you can perform operating pr
191. sseseeseeseesesssessrerseserssesesssesse 4 58 SLOG StAtUs Aeee t terae ae E Eee 5 7 SNMP serial connection CMS 802K reterii e tneel 2 12 INX NIS rna inlet ete 2 11 Software revision sesssssseseseseserssereerssercssserees 5 5 Software downloading see Downloading software Source Address parameter eeseeeeeeeeeeee eee 5 47 Spare submenu Index Mode parameter ee eeeeeeeeeeseeeeeeeeeee 4 19 Switch Swtch parameter cece 4 19 Status menu see also Monitoring operating status CNLCHIN G32 sersscensesav ieee cnt a r aaa 5 1 submenus defined ccccccceeeeeeseeeeeeeees 5 2 SUDHEU MASK E E AS E E ts 3 7 Switches central site model eeeeeeeeeeeeeeeeeeees 2 4 System clock see Clocks T T 1 Line availability percentage 5 24 T 1 Line Configuration submenu Alias parameter eee eeeeeeeereeeeeeeeeeeeees 4 59 Channel Chanl parameters 0 4 54 Code parameter n 4 53 Daisy Chain Daisy parameter 4 59 defining contiguous channel assignments 4 56 defining single channel assignments 4 55 Frame parameter 0 eee eeeeeeeeereeereeeenee 4 53 Line Build Out LBO parameter 4 54 parameters listed elec eseereeeeee 4 53 Signal Signl parameter eee 4 58 T 1 line connector CADIOS retire rA E atch EE 2 8 pin signal assignments listed 0 0 0 2 9 T 1 Line Status submenu eee eeeeeeeeeeee 5 20 T7 channel enabling remote
192. stic testing When a function is locked the operator must enter the correct password to unlock it This feature prevents unauthorized operators from changing the ISX 5312 5314 s configuration and from executing test functions Note It is recommended that you lock the configuration and diagnostic testing functions to prevent unauthorized access Locking and Unlocking Front Panel Functions To lock or unlock all front panel configuration or diagnostic testing functions follow these steps starting from the Top Level menu 1 Press the button beneath Local Excal ISX 5314D T1 SA Escape Top Local Addr RTN E 2 Press the button beneath Secur ISX 5314 Local Mode Escape Top Confg Diag Secur 3 Press the button beneath the function you want to lock or unlock ISX 5314 Security Escape Top Confg Tests Code Telnt A 3 8 Using the Front Panel 4 Press the button beneath the desired option E DSU Confg Lock Off 5 The screen prompts you to enter the security code When the Excalibur ISX 5312 5314 is shipped from the factory the predefined security code is CSU The cursor is located under the leftmost digit of the 3 digit field To increase the digit press the 1 button to decrease it press the 2 button To copy a character into the next space press the 3 button Press the lt and gt buttons to move from space to space When you change a digit a reverse video C appears in the lower right
193. t connection to the LAN providing access for SNMP Telnet and Front Panel Controller Application for Windows management The NMI port provides access to the management services listed in Table 1 1 Table 1 1 NMI Port Management Interfaces Network Management Protocol Service Connection Interface Device SNMP PPP SLIP Router terminal server Milgo INX NTS or CMS 802X CMS 400 T7 EDM NMS 802X or CMS 802X Front Panel T7 PPP SLIP Dial modem terminal server INX NTS Controller NMS 802X or CMS 802X Can also be Application for connected to directly from a PC serial Windows port PPP SLIP Terminal server INX NTS or CMS 802X Console Port Console Direct or dial in connection to VT 100 Protocol compatible ASCII terminal With a direct Ethernet connection to the LAN you save the expense of dedicating an expensive router port or providing an additional LAN server to route your management traffic The Ethernet interface supports IEEE 802 3 and Ethernet Standards for Media Access Control formats and supports TCP IP protocols Notes Access from Token Ring networks is supported only via the asynchronous PPP SLIP connection and an asynchronous router a terminal server or a CMS 8025 The PPP SLIP and the Ethernet connections are used exclusively for Telnet the Front Panel Controller Application for Windows or SNMP network management access They cannot be used for the transfer of customer data Excalibur ISX 5312 5314 T 1 Multi
194. t to enter based on the description inside the brackets Do not type the angle brackets when entering the command The special keyboard keys you must press are shown inside brackets ISX 5314 gt C lt desired baud rate gt ENTER Please change the baud rate on your terminal Then press ENTER key 4 75 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 76 6 The baud rate is now changed on the ISX 5314 Change the baud rate on your PC in the usual manner Then type P ENTER at the ISX 5314 gt prompt to program either the secondary download kernel or an application into flash memory via X modem protocol ISX 5314 gt P ENTER Start XMODEM CRC Transfer Use your communications package to initiate the upload Select xmodem 1k Type the appropriate file name Then press ENTER The actual download is now in progress Upon completion the screen displays Transfer Complete ISX 5314 gt Type X ENTER at the ISX 5314 gt prompt to exit the download kernel and start the application ISX 5314 gt X ENTER Transferring execution to address 00000000 Overview Chapter 5 Online Operation After you have properly installed the Excalibur ISX 5312 5314 and defined its operating parameters it can begin transmitting data over the T 1 link This chapter describes the different procedures you can perform while the ISX 5312 5314 is operating online These include monitoring current operating status
195. t to initiate or terminate a PN127 Digital Loop Test Inband PN127 loop codes are supported as specified in ANSI T1 403 and Annex B of Publication T1E1 2 93 003R1 Sending an Up code causes the remote DTE port to execute a V 54 Digital Loop Test Sending a Down code causes a remote unit with a V 54 Digital Loop Test enabled to clear this test This test affects only the DTE port that is being looped Local Line Loop The Local Line Loop test loops all the DSO channels 01 through 24 on the selected DS1 line towards the network It is bidirectional for channels assigned to a DTE It is not bidirectional for cross connected channels During this test the ISX 5312 5314 loops its receive data from the line to its transmitter output data is retimed and reframed and its transmit data input from the DTE to its receive data output to the DTE See Figure 6 6 If T7 is enabled on a DTE it is available only in the receive direction The ISX 5312 5314 will respond to a remote T7 RTN Return to Normal command and terminate the test Local T7 commands are not affected Caution Do not run this test on an ISX 5312 5314 that is configured to initiate a dial backup connection if it detects an LRC alarm See Trigger in Chapter 5 If you do the ISX 5312 5314 will initiate a dial backup connection because it cannot receive the LRC heartbeat message from the remote unit causing an LRC alarm Local ISX 5312 5314 D L T 1 Network TxD
196. ta Clock parameter specifies the source of timing signals for the port s transmit data clock This clock determines the rate at which data is passed from the attached device into the port The available options are e Slave Receive Rx channel timing is slaved to the T 1 Rx line and transmit Tx channel timing is slaved to the Rx channel timing Transmit data is sampled on the rising edge of the clock derived from the receive line Select this option when the DTE is operating at circuit speeds of 512 Kbps or lower e External This option is recommended when the DTE has Wraparound Clock capability When system timing is set to DTE 1 DTE 2 DTE 3 or DTE 4 the transmit clock must be set to External When this option is selected the Transmit Data signal provided by the DTE must be synchronized with the External Transmit Clock signal provided by the DTE and the external clock source must be frequency locked to the network clock e Inverted Slave Receive Rx channel timing is slaved to the T 1 Rx line and transmit Tx channel timing is slaved to the Rx channel timing Transmit data is sampled on the falling edge of the clock derived from the receive line Select this option when the DTE does not have Wraparound Clock capability and is operating at circuit speeds above 512 Kbps Note When dial backup operation is initiated the ISX 5312 5314 automatically switches its clock source to external on DTE 2 ISX 5312 or DTE 2 and DTE 4 ASX 5
197. tbelucsatbenssctgeaticl 1 6 CMS SNMP managet 1 10 CMS T7 managet eere 1 10 I 1 Index Configuration menu defining parameters cece ceeeeeeeeeeeees 4 3 ONUSLIN E elite reee Nace de deascets E 4 1 submenus defined cc00ceeceeeeeeeeeeeees 4 2 Connect TIM serpet aeeti eeen raet 5 46 Console port CIDE Sene eee ee a EE 2 13 interface device eeeeeeeeereereerrerese 1 13 selecting mode via front panel 4 23 selecting mode via switch eeseeeeeeeee 2 4 Console Port Interface feature see also Console port display athann a Gee n 3 18 logging Minani maare 3 18 terminal key functions 3 19 Cross connect example illustration 4 61 PalaMeter sir n a N NR 4 59 D Daisy chain example illustration 4 60 paraM ten aisinn areeni na e tn 4 59 Default settings factory 4 73 Diagnostic Status submenu eee eeeeeeeee 5 35 Diagnostic tests activating DTE sccctscsetecesssiesetisenteesiactdivenss ites 6 9 activating LINC eee ee eeeeseeeneeeneeceneeenees 6 11 descriptione eene a econ ee 1 9 DTE pattem i eane oaestiennid 6 3 QRSS test pattern generator eee 1 9 T 1 line pattern eee ccseceneceneceneees 6 2 Dial backup alarm Sassan nee 4 65 5 33 cable connections ssseeeereererreerereereeee 2 9 Clock s UrC Einin eia eaa 5 47 configuring parameters s src 5 43 description eve ssretsne ri n e 1 14 disconnecting manually 5 49 enabling sic sosele ee ee 5 4
198. ter to ensure proper operation Depending on the application either or both of the other DS1s can be configured as daisy chained slaves Figure 4 6 provides an example of a daisy chained configuration In this example DS1a is configured as master and DS1b as slave If the T 1 line connected to DS1a fails a Red alarm is received on DSla The ISX 5312 5314 then sends a Yellow alarm toward the network connected to DS1a and a Blue alarm toward the network connected to DS1b LINK FAILED MASTER SLAE X gt DSla RED gt P BLUE YELLOW q Figure 4 6 Example of a Daisy Chained Configuration with a Red Alarm Received on DSla In a cross connected configuration no alarms are sent to the complementary links Instead Out of Service OOS codes on the data DSOs and user definable Busy codes on the signaling DSOs are sent toward the link that complements the failed network Figure 4 7 provides an example of a cross connected configuration If the T 1 line connected to DS1la fails a Red alarm is received on DSla The ISX 5312 5314 then sends a Yellow alarm toward the network connected to DS1a and OOS and Busy codes toward the network connected to DS1b LINK FAILED X gt DSla DS1b RED gt YELLOW q 00S BUSY CODES Figure 4 7 Example of a Cross Connected Configuration with a Red Alarm Received on DSla Defining Operating Parameters In summary in a cross connected configuration if
199. th Local The ISX 5312 5314 then aborts any tests in progress clears any alarms and turns off the Test LED if it is lit EN oh we on which hich DSU Escape Top Local Testing Alarm Relays Central Site Model Only The central site Excalibur ISX 5314 transition board has a connector labeled Relay that enables you to connect to an external alarm indication device Two relay contacts are provided The relay contacts are activated through commands received from the CMS 400 network management system You can use the ISX 5314 front panel to force the relay contacts on to verify that they are functioning properly To do so follow these steps 6 17 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 1 From the Diagnostic Mode submenu press the button beneath SYS 3 To force the relay on press the button beneath On To turn off a relay that already on press the button beneath Off Sys Relay 1 Diag Off Off On D ee 6 18 Dimensions Line Rate Network Interface NMI Interface Ethernet Interface Appendix A Technical Specifications Height Width Depth Weight 1 544 MHz 50 Hz Compatibility Format Line Coding Interface Clock Source One s Density 3 0 inches 7 6 cm 8 0 inches 20 3 cm 12 0 inches 30 5 cm 3 5 pounds 1 58 kg AT amp T 62411 54016 54017A1 ANSI T1 403 and TR NLP 000054 Super Frame SF or Extended Super Frame ESF AMI or B8ZS RJ48
200. the DSla DSO channel number is connected to DS1b DSO channel number 1 Possible displays are 01 through 24 Press the Escape button to return to the DS1a Diagnostic Status submenu 10 Press the button beneath Bndle The ISX 5312 5314 performs bidirectional bundle loops This means that all the DSOs assigned to both lines in a connection are looped The screen displays whether DS1a has a bundle loop in progress with DS1b Off indicates the loop is inactive On indicates it is active DSU DSia Diag Status Escape Top Line Chan Bndle TstPat DS1b Bundle Loop Off Press the Escape button to return to the DS1a Diagnostic Status submenu 11 Press the button beneath TstPat The screen displays whether a Pattern Test is in progress on the DS1a line Off indicates the test is inactive On indicates it is active DSU DSia Diag Status Line Chan Bndle TstPat DSU DSia Diag Status Escape Top DSia Test Patt Off Follow steps 12 and 13 if you want to check the status of the alarm relay contacts on a central site model ISX 5314 5 39 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 12 Press the button beneath SYS ISX 5314 Diag Status Escape Top lt DTE4 DSia DS1ib SYS g 13 Press the button beneath the alarm relay you want to check 1 or 2 The screen shows whether the selected relay is currently on or off MUX Relay Diag Status Rely1 Rely2 MUX Relay1 Diag Status Es
201. the transmit data output toward the network This data is retimed and reframed and bipolar violations are removed Receive data passes on to the TDM bus but the DTE control and data leads are forced to an inactive state See Figure 6 8 Remote T7 communication is lost during this test Local ISX 5312 5314 RxD Marks T 1 DCD Off Network CTS Off Receiver Figure 6 8 Payload Loopback Activating the Tests To activate any of the ISX 5312 5314 tests you must enter the Diagnostic Mode submenu To do so follow these steps starting from the Top Level menu 1 Press the button beneath Local Excal ISX 5314D T1 SA Local Addr RTN Escape Top B 2 Press the button beneath Diag ISX 5314 Local Mode Escape Top Confg Diag ecur 6 7 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 The screen displays the Diagnostic Mode submenu ISX 5314 Diag Mode Escape Top DTE2 DTE3 DTE4 gt a a DTE Tests The DTE1 DTE2 DTE3 and DTE4 submenus provide the parameters that allow you to activate tests on DTE 1 2 3 and 4 respectively The parameters are identical for each submenu To activate a loop test V 54 Digital Loop or Digital Loop follow these steps starting from the Diagnostic Mode submenu Note When the ISX 5312 5314 is operating over a dial backup connection you can initiate the Digital Loop and Test Pattern only The V 54 Digital Loop and PN127 Di
202. tic transfer to a spare T 1 line when the primary T 1 line fails or from the spare line to the primary line when the primary line is in good state The criteria required for the transfer are Red Blue and Yellow alarm conditions as defined in AT amp T Technical Reference 54016 Drop and Insert Capability Drop and insert capability at the DSO level allows you to connect a T 1 PBX or other T 1 device with underutilized bandwidth to the ISX 5312 5314 This feature eliminates the need for a separate T 1 circuit to support the PBX voice application or other data applications T7 via Dial Modems The ISX 5312 5314 provides a T7 path via dial modems and a Public Switched Telephone Network PSTN line You can use Milgo s ALM 3226 dial modem or any dial modem that supports Hayes AT operation The modem link can be established automatically manually or in response to CMS network management commands When set for automatic operation the ISX 5312 5314 automatically initiates calls in response to user selectable criteria Red Blue and Yellow alarms With manual operation calls can be initiated by pressing the proper buttons on the ISX 5312 5314 s front panel or the CMS console 1 7 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Dial In Access for Front Panel Emulation The ISX 5312 5314 provides dial in access via a dial modem and a Public Switched Telephone Network PSTN line You can use a Milgo dial modem or a gene
203. timing for the ISX 5312 5314 s transmit clock Possible displays are Intrn internal timing DTE1 DTE2 DTE3 DTE4 timing derived from the respective DTE external clock input DS1a DS1b timing derived from the respective T 1 line Press the Escape button to return to the DSU Status submenu 5 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 Press the button beneath Ports The screen displays the ISX 5312 5314 s current DTE configuration state Up is displayed when the DTE is operational Down is displayed when it is not ISX 5314 Status Escape Top State Ports Time Secur gt o DTE1 Up DTE2 Up DTE3 Down ODTE4 Up Press the Escape button to return to the DSU Status submenu 4 Press the button beneath Time The screen displays the current date month day and year and the real time clock hour minutes and seconds The screen updates this information in 1 second intervals ISX 5314 Status Escape Top State Ports Time Secur gt a ISX 5314 Time 01 16 97 16 16 07 Press the Escape button to return to the DSU Status submenu 5 4 Online Operation 5 Press the button beneath Secur The screen displays whether all front panel configuration Config functions and front panel diagnostic testing Tests functions are locked y or unlocked n ISX 5314 Status State Ports Time Secur gt ISX 5314 Security Config y Tests n Press the Escape button to return
204. tion 1 6 The Excalibur ISX 5312 5314 provides a password protection feature to prevent users from accessing certain front panel functions This feature enables you to lock out either or both of the following functions from users who do not enter the proper password configuration and diagnostic testing The password can be any three character alphanumeric code Introduction Integral DSU CSU The ISX 5312 5314 has an integral DSU CSU which allows direct connection to the T 1 line and allows the carrier to access performance register information for monitoring purposes This feature eliminates the need for an external access device and minimizes space requirements For units with two T 1 line interfaces one DSU CSU can be used for protection switching or the drop and insert function Protection Switching DSO channels can be assigned to a particular T 1 link and automatically switched to a backup link in the event the primary link fails This feature is available only for units with two T 1 line interfaces The ISX 5312 5314 provides two methods of protection switching Both can be enabled or disabled from the front panel e Access Protection Capability APC Accunet s T1 5 APC service function provides the automatic transfer between two Accunet T1 5 access facilities when one T 1 line fails The criteria required for the transfer are defined in AT amp T Technical Reference 54017A1 e Hot Spare The ISX 5312 5314 provides the automa
205. to decrease it press the 2 button Press the lt and gt buttons to move from space to space DS la 01 01 Sig Dsabl Inc Dec R y DSla 11 16 Sig Enabl Acc The Alias parameter allows you to assign an alphanumeric name to the DS1a line The name can be up to four characters and is used by all menus on the top line of the display only The Daisy Chain parameter allows you to select the daisy chain configuration for units equipped with two T 1 line interfaces The available options are Disab Disabled Mastr Master and Slave When the default setting Disabled is selected the T 1 lines that have cross connected channels utilize the trunk processing function Trunk processing refers to the ability to send signaling bits to slave DS1s indicating a particular condition e g a busy signal whenever an abnormal condition occurs on a DS1 master The Busy Signal Bits parameter in the DSU submenu allows you to select the 4 bit per DS1 DSO channel signaling code 4 59 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 60 Note When the APC or Hot Spare feature is enabled the ISX 5312 5314 does not allow you to change the daisy chain parameter setting on the DS1b line When a DS1 is selected as a daisy chain master alarm conditions on the master are processed internally and passed on to the daisy chained slave Refer to Alarms in this chapter for a description of each alarm Only one DS1 can be selected as mas
206. to space NMS Inact Time 005 m Inc Dec Cpy Acc NMS Inact Time 008 m Dec Cpy Acc Originating Calls Calls can be originated automatically if the Dial Conditions parameter s are enabled or manually by entering a front panel command To call manually press the button under Dial in the T7 Modem Connect Configuration submenu Then press the button beneath Yes Note Be sure that you have set the Type parameter in the Modem Configuration submenu described in the Selecting the Modem Type section in this chapter and all the applicable parameters in the T7 Modem Connect Configuration submenu before dialing manually 4 37 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 4 38 After you press the button beneath Yes the following event messages may appear on the screen Resetting the MODEM The modem is being reset This is the first step in getting a modem ready for communication If this message stays on the screen for more than a couple of seconds the ISX 5312 5314 is having trouble talking to the modem Setting up the MODEM The modem is being setup This is the second step in getting a modem ready for communication If this message stays on the screen for more than a couple of seconds the ISX 5312 5314 is having trouble talking to the modem Dialing MODEM The modem is trying to dial and connect to another modem Answering a ring The ISX 5312 5314 is in the process of answering an
207. ttempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate The Ringer Equivalence Number REN assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence Numbers of all the devices does not exceed ie Repairs Inquiries regarding Canadian repair centers should be addressed to the Milgo Solutions company that manufactured your unit or by an authorized representative of that company For Canadian service information contact the appropriate Customer Support Office nearest you Contact information is listed in the front of this manual C 3 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Caution The alarm relay contacts are rated 2 Amps 30 Volts DC 1 Amp 60 Volts DC or 2 Amps 30 Volts AC Connecting loads exceeding these ratings will void the product s safety approvals and may present a risk of fire or electric shock C 4 A Access Protection Capability see APC Address selection PALO WAY sess e aeS SE TaI es 3 7 IP exestrdestitstacchutlabeceschagovbele aceelessethestetaqestins 3 5 local TA eiri ae eck EEE 3 3 Subnetmask emerin ideea 3 7 Alarm indication device ceeeeeeeeeeeeeeees 2 14 Alarms clearing
208. tus DsyCh ESF AMI The display shows the status of the following DsyCh indicates the daisy chain configuration DsyCh appears on the screen only for units equipped with two T 1 line interfaces Possible displays are daisy chain disabled Mst daisy chain as master and Slv daisy chain as slave In a daisy chain configuration if a Red alarm or LOS alarm is declared by the master T 1 line it is sent to the slave s as a Blue alarm ESF indicates the framing format is ESF as defined in AT amp T 54016 and ANSI T1 403 The other possible display is D4 AMI indicates the method of line data encoding is Alternate Mark Inversion The other possible displays are AMIZS Alternate Mark Inversion with Zero Suppression AMIB7 Alternate Mark Inversion with Bit 7 Stuffing and B8ZS Bipolar with Eight Zero Substitution Press the Escape button to return to the DS1a Status submenu 5 23 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 24 8 Press the button beneath Avail The screen displays the percentage of time the DS 1a line has been up for the current 15 minute interval and for the last 24 hours This information is reported to the T7 or SNMP manager together with the error statistics described in the Local and Telco Registers section for the current 15 minute interval and the past 24 hours in ninety six 15 minute intervals It is displayed on the CMS console as Unavailable Seconds UAS
209. tus of the individual ports DTE 1 and DTE 2 ISX 5312 or DTE 1 DTE 2 DTE 3 and DTE 4 ISX 5314 To monitor the current operating status of a DTE port follow these steps starting from the Status submenu 1 Press the button beneath Ports L ISX 5314 Status Mode DSU Ports DSia DS1b gt Escape Top eee 2 Press the button beneath the desired DTE port L ISX 5314 Status Ports DTE1 DTE2 DTE3 DTE4 Escape Top 5 17 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 3 Press the button beneath Data The screen displays the current DTE data status This display is updated every 500 milliseconds ISX 5314 DTE1 Status Escape Top Data Signl State Intrf L DTE1 Data Status Tx 11111111 Rx 11111111 The display shows the status of the following e Tx indicates the status of the 8 data bits transmitted from DTE 1 e x indicates the status of the 8 data bits received by DTE 1 Press the Escape button to return to the DTE Status submenu 4 Press the button beneath Signl The screen displays the status of the DTE interface signals The bar following each signal name indicates the signal status When the bar is in the up position the signal is active When the bar is in the down position the signal is inactive When the bar is in both the top and bottom positions the signal is toggling constantly changing Note The status of the DTE interface signals is not a real time di
210. tware running on a minimal platform Additionally Milgo offers an optional Windows based program that provides basic configuration capability by emulating the ISX 5312 5314 s front panel 1 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation Operating Environment 1 2 The ISX 5312 5314 provides one or two long haul network interfaces to full or fractional T 1 links or to Frame Relay services It performs the time slot interchange TSI function which enables it to connect a DSO channel from one T 1 interface to the other T 1 interface Access to management capabilities is provided via an NMI port or via an Ethernet 10Base T port The ports are located on the ISX 5312 5314 s rear panel The NMI port is an asynchronous interface that provides access for SNMP T7 Front Panel Controller Application for Windows or Telnet management The SNMP agent can be connected to via an asynchronous external router a terminal server a Milgo INX NTS or aCMS 802X The CMS 400 T7 manager can be connected to via an EDM a Milgo NMS 802X or a Milgo CMS 802X The Front Panel Controller Application for Windows can be connected to directly from a PC serial port or via a dial connection a terminal server an INX NTS a NMS 802X or a CMS 802X The Telnet agent can be connected to via a terminal server an INX NTS or a CMS 802X The Ethernet 10Base T port provides a direct connection to the LAN providing access for SNMP Telnet and
211. udible beeper that you can enable or disable as desired The beeper can be configured to sound every time a button is pushed and or an alarm is reported It can also be disabled completely For instructions see Beeper in Chapter 4 Returns the display to the previous menu Returns the display to the top level menu User enabled alarm conditions cause this indicator to light Lights when a test or loop is in progress cali url 3 1 4 select options displayed on the m line of th reen Botore or tha scree Moves the cursor to the right Scrolls the display to show Moves the cursor to the left additional menu options when a Scrolls the display to show flashing appears on the screen previous menu options when a flashing appears on the screen Figure 3 1 Excalibur ISX 5312 5314 Front Panel 3 1 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation What You Will See First When you plug in the ISX 5312 5314 the screen displays the Top Level menu See Figure 3 2 A reverse video T for top appears in the upper left corner of the screen Excal ISX 5314D T1 SA Local Addr RTN Figure 3 2 Top Level Menu Moving Through the Menus 3 2 The Top Level menu is the starting point for entering all commands You can access this menu from any other menu by pressing the Top button As with all Excalibur ISX 5312 5314 menus the Top L
212. ull complement of standard features as described in the following sections AT amp T ASDS Compatibility The ISX 5312 5314 is compatible with AT amp T Publication 62411 for both SF Super Frame and ESF Extended Super Frame formats The ISX 5312 5314 supports all ESF diagnostics per AT amp T 54016 and ANSI T1 403 and supports AMI Alternate Mark Inversion AMIB7 Alternate Mark Inversion with Bit 7 Stuffing AMIZS Alternate Mark Inversion with Zero Suppression or B8ZS Bipolar with Eight Zero Substitution line codes Independently selectable alternate and contiguous DSO placement is supported ensuring carrier compatibility DSO channels can be assigned to a particular T 1 line This feature allows you to quickly and easily reroute data to bypass a failed T 1 link Menu Driven Front Panel Display The Excalibur ISX 5312 5314 has a menu driven front panel display that makes monitoring configuring and testing the ISX 5312 5314 quick and easy The two line LCD screen guides you through the various operating procedures by displaying menu prompts on the top line and selectable options on the bottom line To select an option simply press the button beneath it Figure 1 7 shows a typical menu display in which you are prompted to select the source of timing signals for the ISX 5312 5314 s transmit clock DSU Tx Clock DTE1 Escape Top Intrn DTE DTE2 DTE3 gt ee eee ee Figure 1 7 Typical Menu Display Password Protec
213. when no LOS or OOF conditions occur for a user selectable time interval of 1 20 seconds When the ISX 5312 5314 declares a Red alarm it transmits a Yellow alarm to the far end via the outgoing bit stream The Yellow alarm is transmitted continuously until the Red alarm condition no longer exists In a daisy chained configuration when the master declares a Red alarm it transmits a Blue AIS alarm to the daisy chained slave s The ISX 5312 5314 declares a Yellow alarm for the amount of time it receives a Yellow alarm signal In a daisy chained configuration when the master declares a Yellow alarm it transmits a Yellow alarm to the daisy chained slave s The ISX 5312 5314 declares a Blue AIS alarm for the amount of time it receives a Blue alarm signal In a daisy chained configuration when the master declares a Blue alarm it transmits a Blue alarm to the daisy chained slave s Controlled Slip Alarm A Controlled Slip is defined as the occurrence of a replication or deletion of a DS1 frame by the receiving terminal When the ISX 5312 5314 detects a Controlled Slip it generates a Controlled Slip CSS alarm The alarm is cleared when the unit determines that no Controlled Slips occurred in a frame 4 63 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation ES Alarm BPV Alarm LOS Alarm An Errored Second ES is any second in which one or more ESF error events occur An ESF error event is defined as a CRC6 error
214. y is updated every 500 milliseconds Press the gt button to scroll through the rest of the DSO channels 03 through 24 Note This is not a real time display but only an indicator of existing activity ISX 5314 DSia Status x D Signl Chanl Conn gt DSU DSia RxD Status 01 11111111 02 11111111 Press the Escape button to return to the DS 1a Status submenu 3 Press the button beneath Signl The screen displays the current status of the signal bits received from the DS1a line on DSO channels 01 and 02 The first 4 digits have no significance The second 4 digits represent the signal bits The letter following the last digit represents the channel signaling mode e for enabled or d for disabled This display is updated every 500 milliseconds Press the gt button to scroll through the rest of the DSO channels 03 through 24 ISX 5314 DSia Status x D Signl Chanl Conn gt DSU DS1a Signl Status Escape Top 01 00001111d 02 00001111d gt Press the Escape button to return to the DS1a Status submenu 5 21 Excalibur ISX 5312 5314 T 1 Multiplexer Installation and Operation 5 22 4 Press the button beneath Chanl The screen displays the current number of active 01 through 24 and unused 01 through 24 DSO channels on the DS1a line The total number of active and unused DSO channels always equals 24 ISX 5314 DSia Status Escape Top RxD Signl Chanl Conn gt DSU DSia Chani Status active 10 unused 14

Installation & Operations (T1)

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Installation & Operations (T1)