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Paradyne 7610 User's Manual

1. Sequence ASCII Hex Sequence ASCII Hex Aor a SOH 0x01 Qor q DC1 0x11 Bor b STX 0x02 Ror r DC2 0x12 Cor c ETX 0x03 J Sor s DC3 0x13 Dor d EOT 0x04 Tor t DC4 0x14 Eor e ENQ 0x05 Uor u NAK 0x15 AF or f ACK 0x06 Vor v SYN 0x17 Gor g BEL 0x07 AW or 4w ETB 0x17 Hor h BS 0x08 Xor x CAN 0x18 Alor i HT 0x09 Y or y EM 0x19 Jor j LForNL OxOA 4Zor z SUB Ox1A Korrk VT OxOB or ESC 0x1B AL or I FF or NP O0x0C f or l FS 0x1C Mor m CR OxOD or GS 0x1D Nor n SO OxOE or4 RS Ox1E Oor o SI OxOF US Ox1F P or p DLE 0x10 A 30 November 1997 7610 A2 GB20 10 Worksheets Overview The worksheets in this appendix summarize the configuration options accessed when you select Configuration on the Main Menu The possible menu selections are displayed with the default settings and the possible settings Configuration Worksheets System Configuration Option Settings Default in Bold Operating Mode DDS LADS DDS Line Rate Kbps 56 64CC Autobaud LADS Timing Internal External Receive LADS Line Rate Kbps 56 64 Test Timeout Enable Disable Test Duration min 1 120 10 Security Violation Alarm Enable Disable 7610 A2 GB20 10 November 1997 B 1 Worksheets Network Interface Configuration Option Settings Default in Bold Network initiated DSU Loopback
2. 0 c cece eees 6 8 Detecting Problems lt 2 4 0 20isererne teen e dee a AARE R sensei 7 1 TESIS AVGIADIC ae cnccanwratase an buen de adhe whe nae dod ang be 7 2 NetWork Tesis oari iosa ivna Maen eared Dae Mb Se sais Eee Maemo aed 7 2 CSU or External Network Loopback 000 ccs eee eee eee 7 3 DSU or Internal Network Loopback 0000e eee ee eee 7 3 Send V 54 Up Down Sequences 000 cc cece eee eee 7 3 511 Test Pattern for the Network 0c cece eee eee eens 7 4 Data Pon TEstS iccecinden badd cathe be hewerdiegambeeuheeente ws 7 4 Local LOOPER fesse aA A Se eee d eee ele dace ae 7 4 511 Test Pattern forthe DTE 0 ccc cece eee eee eee 7 4 PANO TGS cn te pete Gite td enter eae eae daha hate nee ee 7 4 Ending an Active eSt ccicre ceed e reed eee eae Reed nei ee ee 7 5 Test Status Messages 0 0 66k ccc ence eens en eneee ness 7 5 GG OGACKS x tty ration acendbaex case dts tacteeany E 7 6 Device RESEH n crsrresririrui niru rk eae bane eo ddwe Game ENEKE ed 7 7 8 Messages and Troubleshooting 7610 A2 GB20 10 Messages and Troubleshooting 00 eee eects 8 1 Alarmi Messages oeei iaa edad ek ake ace habe Ha bag ut bane a eae ah 8 1 ASOlll AlANNS a a a a E 8 1 ASCII Alarm Messages 000 cece cece eee nee 8 2 Configuring SNMP Traps 2303 i6o4 shee weeds heOeednd ee heals 8 3 Dialing Ou SNMP Traps a ekvicdiecieteeeiteh oe had aaia 8 3 Device M6SSageS sers u
3. 60 Default Setting 5 Number of minutes of inactivity before a Telnet session terminates automatically Timeout is based on no keyboard activity Disconnect Time minutes option appears when Inactivity Timeout is enabled 1 to 60 The Telnet session is closed after the selected number of minutes 7610 A2 GB20 10 November 1997 A 19 Configuration Option Tables Alarms amp Traps Options Menu For Alarms amp Traps Options refer to Table A 8 To access the Alarms amp Traps Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt Alarms amp Traps Table A 8 Alarms amp Traps Options 1 of 2 ASCII Alarm Messages Possible Settings Enable Disable Default Setting Disable Controls the generation and routing of ASCII alarm messages to an ASCII terminal or printer connected to the Management port Refer to the Alarm Messages section of Chapter 8 Enable ASCII alarm messages are generated and sent out when the Management port is configured for Alarms in Management Port Options Table A 5 The messages are sent out immediately if there is No DCE e g modem or PAD connected to the Management port and External Device Commands option is set to Disable in Table A 6 or An active connection is already established via an external DCE If an external device is connected to the Management port with no active conn
4. e Out of Service DSU is receiving out of Verify that the remote site is in hhh mm ss service code from the service network for the remote unit The Alarm and OOS LEDs 2 Contact network provider are on and Network Performance Statistics are active 1 hhh mm ss indicates the amount of time the condition has existed in hours minutes and seconds When the maximum time has been exceeded 255 59 59 appears 7610 A2 GB20 10 November 1997 6 5 Monitoring the DSU 6 6 Table 6 1 Health and Status Messages 2 of 2 Message What Message Indicates What To Do Out of Frame hhh mm ss DSU is detecting an out of frame condition associated with Receiving out of frame code from the network DSU detecting out of frame errors with 64 kbps CC data rate DSU unable to synchronize local receiver circuit with line signal 1 Verify that the line rate matches 2 Contact network provider the configured rate Excessive BPVs hhh mm ss Data rates do not match or network trouble causing bipolar violations Alarm LED is on and Network Performance Statistics are active Verify that the network cable is Contact network provider if securely attached at both ends problem persists In Band Fram Err hhh mm ss The IMC communication between the local and remote DSU is not working Verify that the remote unit has Contact network provider if
5. Screen Work Areas There are two user work areas Menu Path Screen Function Keys Field Value Choices Ctrl a to access these functions Save Select 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Screen area Provides the menu path access level menus and input fields above the dotted line Refer to Entering Device and System Information in Chapter 3 The menu path appears as the first line on the screen In this manual the menu path is presented as a menu selection sequence with the names of the screens Main Menu gt Configuration Load Configuration From gt Edit gt User Interface Terminal Port Screen function key area Provides functions available below the dotted line based upon screen selection and access level Refer to the Switching Between Screen Work Areas section main configuration edit user term Device Name Model 7610 TERMINAL PORT OPTIONS k J Data Rate Kbps Character Length Parity Stop Bits Monitor DTR Ie Z loo 6 t jaj OD teal ja w jon pan D gt Input Fields Login Required Port Access Level Inactivity Timeout Disconnect Time minutes ESC for previous menu MainMenu Exit No Signal System Messages November 1997 7610 A2 GB20 10 Navigating the Screens Keyboard Keys 7610 A2 GB20 10 You can navigate the screens by m Using keyboard keys m Using screen function keys Switching between the two screen work areas Using t
6. safety instructions See Start Up Instructions saving option changes 3 4 B 5 screens for user interface 2 1 2 6 security 4 1 4 6 self test results 6 7 session telnet access 4 1 4 5 SNMP access features 1 4 1 6 setup traps system entries traps 3 5 7 1 D 1 D 4 SNMP amp communication options start up ATI instructions See Document 7610 A2 GN10 statistics of network performance status menu 2 2 3 network interface 6 7 f 8 of DSU 6 5 6 6 test messages 7610 A2 GB20 10 Index subnet IP addresses 5 1 5 4 system device name fields LEDs options A 1 A 4 T technical specifications See Start Up Instructions telnet session access 4 1 options to initiate ATI terminal port access 4 1 f 3 direct connection ae options et A 11 reset 7 7 test DTE LED menu as network status messages testing 7 1 7 8 D 1 D 4 traps SNMP 8 3 troubleshooting TXD transmitted data LED U user interface access 2 1 async terminal configuration options Vv V 35 connector V 54 sequences VT100 compatible terminal See async terminal W worksheets option configuration B 1 B 4 November 1997 IN 3
7. 7610 A2 GB20 10 MIB Descriptions 7610 A2 GB20 10 Table C 2 Interfaces Group Objects 2 of 4 Object Description Setting Contents ifType Identifies the interface Supported values ifEntry 3 type based on the HEnty 3 Urk other 1 Used for the DDS network protocol s right below ppp 23 Used for the In band the network layer Management Channel and for the Management port when configured for PPP slip 28 Used for Management port when configured for SLIP m rs232 33 Used for the Terminal port and the Management port when not configured as Net Link v35 45 Used for the User Data port ifMtu Identifies the largest Number of octets ifEntry 4 datagram that can be sent or received on an interface Management port or IMC ifSpeed Provides the current Management port Configured data rate ifEntry 5 bandwidth for the for the port Halberg nels per Terminal port Configured data rate for the port DDS Line rate of 56 000 or 64 000 bps reflecting the line rate detected by the unit User data DTE port Current data rate of the port DDS operating rate minus IMC rate a In band Management Channel Configured data rate for the In band Management Channel ifAdminStatus Provides interface up 1 The interface is enabled ifEntry 7 status Supported as read only down 2 The interface is disabled November 199
8. The DSU LEDs can be viewed on the Display LEDs Status screen This ATI status screen is available locally and remotely The 12 LEDs are organized in three groups 7610 A2 GB20 10 System LEDs display the status of the unit Network LEDs provide the status of the network interface Port LEDs display the activity on the user data DTE port November 1997 6 1 Monitoring the DSU To view the LED status screen follow this menu selection sequence Main Menu gt Status gt Display LEDs main status leds Device Name Model 7610 DISPLAY LEDS SYSTEM NETWORK DTE DM OOS OOF TXD RXD RTS CTS blinking blinking ESC for previous menu Refresh When viewed via the ATI the status display screen is updated approximately every 5 seconds Use Refresh to obtain a current status of all LEDs System LEDs OK ON DSU is operational OFF DSU is performing a power up self test has detected a system failure or there is no power ALARM ON DSU has detected an alarm condition locally or from the network Refer to the Troubleshooting section in Chapter 8 TEST ON Test in progress Test can be initiated locally remotely or from the network Includes power up self test red green yellow 496 15062 6 2 November 1997 7610 A2 GB20 10 Network LEDs 7610 A2 GB20 10 Monitoring the DSU DM Data Mode ON DSU DDS network interface is sending or receiving data or is in DMI condi
9. ifStackEntry2 Provides the index that corresponds to the lower sublevel specified by ifStackHigherLayer When the In band Management Channel is enabled this object for the In band Management Channel is set to the ifIndex of the DDS network interface All other ifStackLowerLayer objects will have a value of zero ifStackStatus ifStackEntry3 Specifies the stack group s status compared to the interface s ifOperStatus Supported as a read only variable When ifStackStatus set to active maps to ifOperStatus set to up 1 or testing 3 When ifStackStatus set to not in service maps to ifOperStatus set to down 2 Interface Test Table The unit uses the Interface Test table to provide access to additional tests such as loopbacks and pattern tests which are not included in the Interfaces Group of MIB II Table C 5 Interface Test Group Objects 1 of 2 Object Description Setting Contents ifTestID iffestEntry 1 Provides a unique identifier for the current request of the interface s test Ensures that the results of the test are for that request This handles the rare condition where another SNMP Manager starts a test immediately after completion of a previous test but before the previous test results are received by the first SNMP manager Set by an SNMP Manager before the test is started The unit then increments the previous value The val
10. 6 1 6 4 link layer protocols 1 4 5 1 5 4 login ID 4 1 f 3 loopbacks 7 3 7 7 M main menu 2 2 P 3 A 1 A 2 management of SNMP DSU port access 4 1 f 5 port options A 1 A 13 A 17 messages alarm and device 8 1 8 6 health and status 6 5 6 6 self test results test status MIB descriptions C 1 support N navigating the screens 2 5 network default destination interface cable interface LEDs interface options A 1 A 5 A 8 interface status 6 7 6 8 loopbacks performance statistics tests 7 2 NMS dial in management 3 5 SNMP access SNMP connectivity 5 1 5 4 SNMP security options NS no signal LED 6 3 O objects for MIBs C 1 C 18 OK LED OOF out of frame LED OOS out of service LED 6 3 options configuration areas 3 3 configuration tables A 1 A 26 configuration worksheets B 1 IN 2 November 1997 7610 A2 GB20 10 P package checklist See Start Up Instructions performance network statistics phone number for call directory 3 6 3 7 pin assignments E 1 E 5 port access 4 1 4 5 LEDs primary directory 3 5 8 7 protocols link layer R rear panel connections reset device RFCs MIB descriptions C 1 C 17 RIP option 5 1 5 4 RJ48S network interface cable router management data routing information protocol See RIP RS 232 Like MIB RTS request to send LED RXD received data LED S
11. A 26 option worksheets B 1 B 4 7610 A2 GB20 10 configuration examples connectors rear panel E 1 E 5 control menu 2 2 2 3 create login ID crossover EIA 232 cable CTS clear to send LED 6 4 customer configuration areas D data port See DTE data port options A A 9 A 11 data port tests defaults configuration option 3 3 8 4 reload factory device messages 8 4 B 5 name 3 1 reset 7 7 dial in external device access 4 1 4 5 NMS management 3 5 dialing out SNMP traps 8 3 directory call 3 5 3 7 displaying configuration options DM data mode LED DTE test DTR data terminal ready LED E effective access to ATI EIA 232 pin assignments E 2 E 4 enterprise MIB objects C 4 C 18 C 19 SNMP traps D 3 D 4 external device access 4 1 options November 1997 IN 1 Index F factory defaults for configuration options 3 3 3 4 G glossary GL 1GL 4 H health and status messages 6 5 6 6 I identity 3 1 3 2 IMC access 4 1 4 5 remote management 1 1 subnet connection in band management channel See IMC installing rear connectors See Start Up Instructions interface connections network status 6 7 6 8 IP addresses 5 1 5 4 for SNMP managers IP interfaces 4 1 K keyboard functions L LADS connection distances See Start Up Instructions lamp test LAN adapter 5 1 5 4 adapter and cable LEDs
12. Assign at least one Level 1 Access Level Full access is necessary to make configuration option changes and administer logins If there is no effective access level 1 refer to the Device Reset section of Chapter 7 5 Press Cirl a to switch to the screen function key area below the dotted line Select Save and press Return 6 When Save is complete Command Complete appears at the bottom of the screen The cursor is repositioned at the Login ID field ready for another entry 4 2 November 1997 7610 A2 GB20 10 Security Deleting a Login gt Procedure 1 To delete a login record follow this menu selection sequence Main Menu gt Control gt Administer Logins 2 Press Ctrl a to switch to the screen function key area below the dotted line 3 Select PgUp or PgDn and press Return to page through login pages records until you find the one to be deleted 4 Once the correct record is displayed select Delete and press Return 5 To complete the delete action select Save and press Return When the deletion is complete Command Complete appears at the bottom of the screen The number of login pages records reflects one less record and the record following the deleted record appears 7610 A2 GB20 10 November 1997 4 3 Security ATI Access Access to the ATI is available through either the Terminal port or a Telnet session Access to the ATI through the Terminal port can be limited Refer to Terminal Port Options Ta
13. Both This option is used to determine if SNMP traps are generated for link up and link down for one of the communication interfaces Disable No linkUp or linkDown SNMP traps are generated Up A linkUp trap is generated when the DSU recognizes that one of the communication interfaces is operational Down A linkDown trap is generated when the DSU recognizes a failure in one of the communication interfaces Both Sends trap messages for detection of both linkUp and linkDown NOTE Refer to the Traps linkUp and linkDown section of Appendix D Link Trap Interfaces Possible Settings Network Port Both Default Setting Both This option determines if the SNMP linkUp SNMP linkDown and interface related enterprise specific traps are generated for the DDS Network Interface and or User Data DTE port NOTE These traps are not supported on the Management port and Terminal port Network SNMP trap messages are generated for the DDS network interface Port SNMP trap messages are generated for the User Data DTE port Both SNMP trap messages are generated on both the DDS network interface and the User Date DTE port A 28 November 1997 7610 A2 GB20 10 Configuration Option Tables ASCII Characters ASCII characters are divided into ASCII printable characters and ASCII non printable control sequences ASCII printable characters include Numeric 0 9 m Upper or lower case A Z
14. PUN ACCOSS sooren inasra ISAE EEKE APEERE KERETET ER 4 4 Effective Access Level 0 00 cee cece eee iae 4 4 Controlling SNMP ACCESS i eair nbi uinie e dete i nn a a bends 4 6 Assigning SNMP Community Names and Access Levels 4 6 Limiting SNMP Access through the IP Addresses of the Managers 20 eee eee eee 4 6 5 IP Addressing m Selecting an IP Addressing Scheme 0 000 cece eee eee 5 1 IP Addressing Scheme Examples 020 cece eeeeeeees 5 2 IMC Connection Same Subnet 2000 5 2 Using Routers to Route DSU Management Data 5 3 m Assigning IP Addresses and Subnet Masks 222020 00ee 5 4 Choosing a Default Network Destination 2 00e eee eee 5 4 ii November 1997 7610 A2 GB20 10 Contents 6 Monitoring the DSU 7 Testing What to MOTO bso ssh ete Stas wce hs ya cesd ohare ok ewe Blain we esa tl E lesa ole aa 6 1 DSWD Ss ide aha on chhd a ee ACR ROE AE oa a RIES Os 6 1 System LEDS 5 4 cicwer tinder cadine Sadeatndae Sachewete E se 6 2 NEW DEDS i daca aa a AEE es E eee eae ea tien 6 3 POE esc ee het tet haan cae te emanate aan 6 4 Wit Status is vce satidadtad wanda ead vanes A ee eee oa ae ORR eee 6 5 Viewing Health and Status icaro imeri inina menetik ia 6 5 Soli TOS RESURS so icdd corir waved coats Wh ede Va eas E 6 7 Network Interface Status sci sic sia che cad dad ee ae a ee 6 7 Network Performance Statistics
15. The following table lists the enterprise specific traps supported by the unit Trap What It Indicates Possible Cause enterpriseSelfTestFail 2 A hardware failure of the unit is detected during the unit s self test The trap is generated after the unit completes initialization Failure of one or more of the unit s hardware components enterpriseDeviceFail 3 An internal device failure Operating software has detected an internal device failure enterprise TestStart 5 A test is running At least one test has been started on an interface enterpriseConfigChange 6 The configuration changed via the user interface or an SNMP manager The trap is sent after 60 seconds have elapsed without another change This suppresses the sending of numerous traps when multiple changes are made ina short period of time as is typically the case when changing configuration options Configuration has been changed via the user interface or an SNMP manager enterprise TestStop 105 All tests have been halted All tests have been halted on an interface There are no variable bindings for enterpriseSelfTestFail enterpriseDeviceFail and enterpriseConfigChange November 1997 D 3 Standards Compliance for SNMP Traps D 4 The tests that affect the enterpriseTestStart enterpriseTestStop and the variable binding are different for each particular interface Diagnostic
16. character ignored during automatic dial out ASCII Refer to Appendix A Characters 3 6 November 1997 7610 A2 GB20 10 Customizing the SNMP DSU Call Setup Screen Use the Call Setup screen to Initiate or disconnect an active call with an external device External Device Commands option must be set to AT or Other not to Disable Refer to External Device Options Table A 6 Display the phone number entered on the Call Directories screen To access the Call Setup screen follow this menu selection sequence Main Menu gt Control gt Call Setup main control setup Device Name Model 7610 CALL SETUP Directory Primary Phone Number xxxxxxx Dial Disconnect Ctrl a to access these functions ESC for previous menu MainMenu Exit Select Primary Alternate After completing call setup the Management port can be used to send out ASCII alarms and SNMP traps The Alarm amp Trap Dial Out option must be enabled Refer to Alarms amp Traps Options Table A 8 7610 A2 GB20 10 November 1997 3 7 Security Security Overview The DSU provides several methods of security by limiting user access to the ATI through option settings Refer to the ATI Access section Enable the Login Required option to require a Login ID for the Terminal Port Telnet Session via the IP interfaces the Management port or the IMC m Limit the access Port Access Level option of 1 2 or 3 for the Termina
17. external SNMP managers MIB Support The following MIBs are supported MIB II RFC 1213 and RFC 1573 Defines the general objects for use with a network management protocol in TCP IP internets and provides general information about the DSU MIB II is backward compatible with MIB I m RS 232 Like MIB RFC 1659 Defines objects for managing RS 232 type interfaces e g V 35 RS 422 RS 423 etc and supports synchronous data ports and management communication ports on the DSU m Enterprise MIB Supports configuration status statistics and tests on the DDS network interface 1 2 November 1997 7610 A2 GB20 10 About the SNMP DSU Supported Link Layer Protocols The DSU supports two link layer protocols for connection to an external SNMP manager or network device m Point to Point Protocol PPP m Serial Line Internet Protocol SLIP Typical SNMP DSU Configurations The following illustration shows a typical LAN WAN interconnection application for the DSU The routers connected to the DSU at each location provide the LAN interconnection Digital Data Network Network Two SNMP DSUs can be connected back to back to act as Local Area Data Sets Table 3 in the Model 7610 DSU Startup Instructions shows the maximum distances for LADS applications 56 Kbps 497 15276 7610 A2 GB20 10 November 1997 1 3 About the SNMP DSU User Interface Types There are three types of user interfaces
18. highest priority alarm will be sent Any other alarms are sent out when the higher priority alarm clears An alarm cleared message is sent when the alarm conditions no longer exist The dialing out of ASCII Alarm messages via an external device e g modem connected to the Management port can only occur when in addition to the above the m External Device Commands is set to AT or Other Refer to External Device Options Table A 6 m Alarm and Trap Dial Out is enabled Refer to Alarms amp Traps Options Table A 8 ASCII Alarm Messages Refer to the Entering Device and System Information section of Chapter 3 for device name information Each ASCII alarm message is preceded by the device name and a time stamp The time stamp ddd hh mm represents the cumulative number of days hours and minutes since the DSU s last reset The time resets to zero on power up or reset An ASCII alarm message displays similar to this example NE815378 283 14 57 Crossed Pair condition has been detected on the DDS Network Interface The following messages can be generated by the DSU and are listed in high to low priority order A Crossed Pair condition has been detected on the DDS Network Interface A No Signal NS condition has been detected on the DDS Network Interface An Out of Service OOS condition has been detected on the DDS Network Interface An Out of Frame OOF condition has been detected on the DDS Network Interface
19. network service provider Light Emitting Diode A status indicator that responds to the presence of a certain conditions The protocol that regulates the communication between two network nodes Local Loopback An ElA lead standard for V 24 circuit CT 141 an input signal DTE to DCE Used to test various portions of a data link in order to isolate an equipment or data line problem A diagnostic procedure that sends a test message back to its origination point Line Signal Detect An ElA lead standard for V 24 circuit CT 109 an output signal DCE to DTE The device that queries agents for management information or receives unsolicited SNMP trap messages indicating the occurrence of specific events Management Information Base The set of variables a device running SNMP maintains Standard minimal MIBs have been defined and vendors often have private enterprise MIBs In theory any SNMP manager can talk to any SNMP agent with a properly defined MIB MIB II refers to an extended management database that contains variables not defined in the original MIB I A method for interleaving several access channels onto a single circuit for transmission over the network Network Management System A computer system used for monitoring and controlling network devices A connection or switching point on the network A non latching loopback can only be initiated or terminated by the 56 kbps network service provider No Signal A networ
20. within the subnet is completely arbitrary 7610 A2 GB20 10 November 1997 5 1 IP Addressing Scheme Examples Management of IP addressing is based upon individual IP addresses assigned to each interface The IP interfaces for the unit are the Management port Set the Port Use option to Net Link see Management Port Options Table A 5 IMC Set the In Band Management Channel Rate bps to 1600 4000 or 8000 bps see Network Interface Options Table A 2 NOTE For IP addressing involve your Information Systems IS department since the department decides on the IP addressing scheme used for your organization The following illustrations and examples apply to IP management traffic only The subnet mask shown for these examples is 255 255 255 000 IMC Connection Same Subnet In this example DSU A is connected to The NMS at the central site via a LAN adapter A remote unit DSU B through the proprietary IMC NOTE Interconnected DSUs will automatically pass routing information between each other using a proprietary protocol However a static route to subnet 135 18 2 0 must be set in the routing table of the NMS Host Remote Site DSU B Ethernet NMS Host 135 18 40 1 ae a 135 18 40 IMC Interface Subnet tes 16A0 0 LAN Adapter 135 18 2 2 e Site Subnet 135 18 2 0 Mareou meni Pat u a a IMC Interface gt 135 18 40 3 135 18 2 1 DSUA Path of Management Dat
21. 1573 is supported by the unit Table C 2 Interfaces Group Objects 1 of 4 Object Description Setting Contents ifNumber Specifies the number 5 interfaces 1 of interfaces for this unit in the ifTable iflndex ifEntry 1 ifDescr ifEntry 2 Provides the index to the interface table iffable and to other tables as well When an unsupported index is entered e g 3 and 5 noSuchName is returned Supplies text for each Interface Management Terminal DDS Network User Data Port In band Management Channel Indexes and values 1 Management port 2 Terminal port 4 DDS network interface 6 User Data DTE port 7 In band Management Channel Text Strings for each interface Management Port PARADYNE DDS Leased Line DSU Hardware Version Hardware Revision Software Version Software Revision Terminal Port PARADYNE DDS Leased Line DSU Hardware Version Hardware Revision Software Version Software Revision DDS Network PARADYNE DDS Leased Line DSU Hardware Version Hardware Revision Software Version Software Revision User Data Port PARADYNE DDS Leased Line DSU Hardware Version Hardware Revision Software Version Software Revision a In band Management Channel PARADYNE DDS Leased Line DSU Hardware Version Hardware Revision Software Version Software Revision C 4 November 1997
22. 1997 7610 A2 GB20 10 Configuration Option Tables Table A 5 Management Port Options 3 of 3 Siop Bits Possible Settings 1 1 5 2 Default Setting 1 Provides the number of stop bits for the Management port Stop Bits option appears when Port Type is set to Asynchronous 1 1 5 or 2 Selects the number of stop bits Monitor DTR Possible Settings Enable Disable Default Setting Enable Specifies monitoring of the Data Terminal Ready DTR control lead Monitor DTR option appears when Port Type is set to Asynchronous Enable Standard operation of the DTR control lead Disable DTR is ignored Some external device connections may require this setting Routing Information Protocol Possible Settings None Proprietary Default Setting None Specifies the routing protocol between devices through the Management port Routing Information Protocol appears when Port Use is set for Net Link None No routing protocol use None when the device connected to the Management port is not a Model 7610 Proprietary Uses proprietary variant of RIP Version 1 to enable the routing of IP traffic between Paradyne devices External Device Options for the Management Port To access the External Device Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From gt Edit gt User Interface External Device 7610 A2 GB20 10
23. Bits 1 1 5 2 Monitor DTR Enable Disable Login Required Enable Disable Port Access Level Level 1 Level 2 Level 3 Inactivity Timeout Enable Disable Disconnect Time minutes range 1 60 5 Management Port Port Use Net Link Alarms None Port Type Asynchronous Synchronous Clock Source Internal External Data Rate Kbps 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Character Length 7 8 Parity None Even Odd Stop Bits 1 1 5 2 Monitor DTR Enable Disable Routing Management Protocol None Proprietary External Device External Device Commands Disable AT Other Dial In Access Enable Disable Connect Prefix ASCII Text Connects Indication String ASCII Text Escape Sequence ASCII Text Escape Sequence Delay sec None 0 2 0 4 0 6 0 8 1 0 Disconnect String ASCII Text Telnet Session Telnet Session Enable Disable Login Required Enable Disable Session Access Level Level 1 Level 2 Level 3 Inactivity Timeout Enable Disable Disconnect Time minutes range 1 60 5 November 1997 B 3 Worksheets B 4 Alarms amp Traps Configuration Option Settings Default in Bold ASCII Alarm Messages Enable Disable Alarm amp Trap Dial Out Enable Disable SNMP Trap Disconne
24. ClrStats is not available for an Access level of 3 6 8 November 1997 7610 A2 GB20 10 Testing Detecting Problems 7610 A2 GB20 10 The DSU can detect and report problem conditions and perform diagnostic tests The DSU offers a number of indicators to alert you to possible problems m LEDs Refer to the DSU LEDs section in Chapter 6 SNMP Traps For information on traps refer to the Configuring SNMP Traps section in Chapter 8 Health and status messages and network performance statistics Refer to Monitoring the DSU Chapter 6 m Alarm Condition Indications The following table shows the available indicators of alarm conditions on the network interface and the User Data port SNMP ATI Status ASCII Alarm Alarm Specific Alarm Condition Trap Screen if configured LED LED Crossed Pairs y Y N No Signal NS y Y Y Y Y Out of Service OOS yi Y Y Y Y Out of Frame OOF yi Y Y Y Y Excessive Bipolar yi Y Y Y N Violations BPV Inband Framing Error N Y Y Y N DTR Off yi Y N N Y 1 Link Up Link Down Trap To configure ASCII Alarms use the Alarms amp Traps options screen Refer to Alarms amp Traps Options Table A 8 For additional information regarding ASCII alarm generation refer to the Alarm Messages section of Chapter 8 November 1997 Testing Tests Available Network Tests 7 2 From the Test menu you can run network tests data port
25. Disable Default Setting Enable Indicates to the DSU whether to monitor the Interchange Circuit CT108 Data Terminal Ready DTR from the DTE Enable The DSU monitors the state of DTR on the User Data DTE port Based on the Link Traps option setting in Table A 12 the DSU uses the DTR circuit to trigger a Link Up Down SNMP trap and a Health and Status message Disable DTR is not monitored by the DSU Use when a DTE does not provide the DTR lead at the interface User Interface Options Menu The User Interface Options Menu includes the following m Terminal Port Options Table A 4 Management Port Options Table A 5 m External Device Options Table A 6 Telnet Session Options Table A 7 Terminal Port Options To access the Terminal Port Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt User Interface Terminal Port Table A 4 Terminal Port Options 1 of 3 Data Rate Kbps Possible Settings 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Default Setting 9 6 Data rate in kbps on the Terminal port 2 4 to 38 4 Selects a Terminal port data rate from 2 4 to 38 4 kbps Character Length Possible Settings 7 8 Default Setting 8 Specifies the number of bits needed to represent one character including the parity bit 7 or 8 Sets the bits per character 7610 A2 GB20 10 November 1997 A 11 C
26. IMC set at the same rate problem persists User Data Port DTR Off The DTE is not ready to transmit or receive data This message will not appear unless Monitor DTR is enabled Check on the DTE status Verify that the DTE is powered up and asserting DTR Net Mgmt Link Down Communications between the DSU and an NMS are not possible and the a Management Port Use is set to Net Link and or IMC is enabled Check the devices in the Try to access the unit remotely management path data and the status of the NMS Device Fail YYYYYYYY An internal error has been detected by the operating software yyyyyyyy indicates the 8 digit hexadecimal failure code Provide the 8 digit failure code Reset the DSU to clear the condition and message shown yyyyyyyy to your service representative DSU Operational DSU is functioning properly and there are no status messages to display No action needed 1 hh mm ss indicates the amount of time the condition has existed in hours minutes and seconds When the maximum time has been exceeded 255 59 59 appears November 1997 7610 A2 GB20 10 Self Test Results Monitoring the DSU The results of the last power up or reset self test appear in the middle column of the System and Test Status screen Table 6 2 Self Test Results Messages Message What Message Indicates What To Do Device Fail One or mo
27. LADS Connection Distances Table 3 in the Start Up Instructions 5 If the DDS Line Rate Kbps field shows Autobaud the DSU may be stuck in Autobaud mode Configure Line Rate Kbps for 56 or 64 kbps 6 Run Loopback tests Refer to the Tests Available section of Chapter 7 Power Up Self Test fails Only Alarm LED is on after power up The DSU has detected an internal hardware failure Reset the DSU and try again Contact your service representative November 1997 7610 A2 GB20 10 Configuration Option Tables Configuration Option Tables Overview The tables in this appendix summarize the configuration options accessed when you select Configuration on the Main Menu The configuration options are arranged into groups based upon functionality Select To Access the To Configure the System System Options Table A 1 General system options Network Network Interface Options Table A 2 DDS network interface Data Port Data Port Options Table A 3 User data on DTE port User Interface Terminal Port Options Table A 4 Management Port Options Table A 5 External Device Options Table A 6 Telnet Sessions Options Table A 7 Access to the ATI Alarms amp Traps Alarms amp Traps Options Table A 8 ASCII alarms and SNMP traps initiated by the DSU SNMP amp Communication Communication Protocol Options Tab
28. PortEntry 4 odd 2 Odd parity even 3 Even parity rs232AsyncPort Specifies the ability to Supports only the following values AutoBaud automatically sense the disabled 2 D t t rs232Async input speed of the port aa A a Does not suppor PortEntry 5 ulopaue Synchronous Port Table Objects 7610 A2 GB20 10 The Synchronous Port Table Objects contains an entry for the synchronous user data port and the Management port when this port is configured for synchronous operation For this unit entries in the table that are counters rs232SyncPortEntry 3 7 are used to collect statistics only and are not supported Clarification for objects contained in this table as it applies to the unit is provided below Table C 10 Synchronous Port Table Objects 1 of 2 Object Description Setting Contents rs232SyncPort Specifies the clock source Supports only the following values ClockSource for the port 3 rs232Sync internal 1 The port uses an internal PortEntry 2 clock split 3 The port uses an external transmit clock and internal receive clock rs232SyncPort Specifies whether this Supports only the following value ice i i E Feo eeine Ae WMeneGe aE e dce 2 The port acts as a DCE PortEntry 8 rs232SyncPort Specifies the bit encoding Supports only the following value Encoding technique that this port rs232Sync uses nrz 1 The port uses non return to PortEntry 9 C ze
29. Time minutes option appears when Inactivity Timeout is enabled 1 to 60 The ATI user session is closed after the selected number of minutes Management Port Options To access the Management Port Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From gt Edit gt User Interface gt Management Port Table A 5 Management Port Options 1 of 3 Port Use Possible Settings Net Link Alarms None Default Setting Net Link The Management port provides a choice of functions Net Link The Management port is the network communication link and provides connectivity to an IP network to support SNMP managers and Telnet sessions Alarms The Management port is dedicated as an alarm port and sends out ASCII alarm messages None Disables the Management port No other fields in this table will appear when set to None 7610 A2 GB20 10 November 1997 A 13 Configuration Option Tables A 14 Table A 5 Management Port Options 2 of 3 Port Type Possible Settings Asynchronous Synchronous Default Setting Synchronous Establishes asynchronous or synchronous communication for the Management port Port Type option can be changed only when Port Use is set to Net Link Asynchronous Port set for asynchronous communication Asynchronous displays when Port Use is set to Alarms and cannot be changed Synchronous Port
30. addresses and types of traps are located in this table SNMP Management must be enabled in Table A 10 Enable SNMP trap messages are sent out to SNMP managers If the destination is the Management port and an external device is attached to the Management port the messages are sent immediately if there is an active connection Automatic call initiation is based on the Alarm amp Trap Dial Out option in Table A 8 The destination is set with the Trap Manager Destination option Disable No SNMP trap messages are sent out Number of Trap Managers Possible Settings 1 2 3 4 5 6 Default Setting 1 Sets the number of SNMP management systems that will receive SNMP traps 1 to 6 Number of trap managers An NMS IP address is required for each manager Trap Manager n IP Address Possible Settings 000 000 000 000 223 255 255 255 Clear Default Setting 000 000 000 000 Specifies the Internet Protocol address used to identify each SNMP trap manager fn represents the number of the manager from 1 to 6 000 000 000 000 223 255 255 255 Enter an address for each SNMP trap manager The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IP address and sets to all zeros Trap Manager n Destination Possible Settings Default Mgmt IMC Default Setting Default Provides t
31. and is intended for installers and operators Document Summary Section Description Chapter 1 About the SNMP DSU Describes the DSU features and SNMP management capabilities with a typical configuration example Chapter 2 Using the ATI Provides instructions for accessing the user interface and navigating the screens Chapter 3 Customizing the SNMP DSU Provides procedures for setting up the user interface device information call setup and DSU configuration steps Chapter 4 Security Presents procedures for creating a login setting the effective access levels and controlling SNMP access Chapter 5 IP Addressing Provides details regarding IP addresses with examples Chapter 6 Monitoring the DSU Describes monitoring details about the LEDs DSU status and network statistics Chapter 7 Testing Provides details about available tests and test setup Chapter 8 Messages and Troubleshooting Provides information on ASCII alarms SNMP traps device messages and troubleshooting 7610 A2 GB20 10 November 1997 Vii About This Guide Section Description Appendix A Configuration Option Tables Contains all configuration options default settings and possible settings Appendix B Worksheets Contains all the configuration options default settings and possible settings to use for planning Appendix C MIB Descriptions Provides all MIBs supported by the DSU Appendix D Standards Compliance for SNMP Traps Contains SNMP trap c
32. are changed Reload Factory Defaults Allows you to reload the Default Factory Configurations resetting all of the configuration areas and control settings for security reasons This method is useful when the user s passwords have been forgotten November 1997 7 7 Testing 7 8 Refer to Terminal Port Options Table A 4 To reset Terminal port settings B gt Procedure 1 At the async terminal connected to the Terminal port verify that the Terminal port options are set to the default settings Data Rate Kbps to 9 6 Character Length to 8 Stop Bits to 1 Parity to None Power the DSU Off and back On The DSU performs a power up routine Immediately after the OK LED turns on press the Return key 5 times quickly in succession The System Paused screen appears Tab to the desired method and enter yes or y for the selected prompt If entering yes to prompt Thenall Reset Terminal Port Options Terminal port options are set to their factory default values Refer to Terminal Port Options Table A 4 Reload Factory Defaults Factory default settings contained in the Default Factory Configuration area are loaded in Current Customer 1 and Customer 2 configuration areas Any changes to configuration and control settings will be replaced by the factory defaults If no or n is entered or if no selection is made within 30 seconds the DSU returns to the conditi
33. clock is phase inverted with respect to the transmitted data TXD Disable The clock supplied by the DSU on TXC is normal i e not inverted Port DTE Initiated Loopbacks Possible Settings Disable Local Remote Both Default Setting Disable Specifies whether the DTE can initiate and terminate local and or remote loopbacks The DTE loopback control is done through the Interchange Circuits specified by the V 54 standard NOTE Refer to the Loopbacks section of Chapter 7 Disable No local or remote loopbacks can be initiated by the DTE Local A local loopback can be controlled by the DTE via the Interchange Circuit LL CT141 as specified by V 54 The DTE port remains in loopback as along as LL remains on Aborting the loopback from the ATI has no effect Remote A remote digital loopback can be controlled by the DTE via Interchange Circuit RL CT140 as specified by V 54 The remote equipment must be able to detect the in band V 54 loopback sequence Both Both the local and remote loopbacks can be controlled by the DTE Bilateral Loopback Possible Settings Enable Disable Default Setting Disable When a DSU loopback is initiated a local DTE loopback is also automatically initiated A Bilateral Loopback can be started by the ATI NMS or by detection of a V 54 Loop 2 Up sequence Enable When Bilateral Loopback is enabled running a DSU loopback also automatically starts a loca
34. community names and access levels The DSU supports SNMP Version 1 which provides limited security through the use of community names Limiting SNMP access through validation of the IP address of each allowed SNMP manager Assigning SNMP Community Names and Access Levels The DSU can be managed by an SNMP manager supporting the SNMP protocol The community name must be supplied by an external SNMP manager accessing an object in the MIB To define SNMP community names follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication General SNMP Management Refer to General SNMP Management Options Table A 10 to m Enable SNMP Management Assign the SNMP community names of the SNMP Managers that are allowed to access the DSU s Management Information Base MIB m Specify read or read write access for each SNMP community name Limiting SNMP Access through the IP Addresses of the Managers The DSU provides an additional level of security through validation of the IP addresses The SNMP Management option must be enabled To control SNMP access with IP addresses follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication SNMP NMS Security Options Refer to SNMP NMS Security Options Table A 11 The SNMP access can be limited by m Enabling NMS IP address validation to per
35. customer 1 area to active area customert to active 4 Copy from customer 1 area to customer 2 customer1 to customer2 5 area Copy from customer 2 area to active area customer2 to active 6 Copy from customer 2 area to customer 1 customer2 to customer1 7 area Copy from factory area to active area There factory1 to active 8 is only one factory area for the unit Copy from factory area to customer 1 area factory1 to customer1 9 Copy from factory area to customer 2 area factory1 to customer2 10 Port Usage Table pdn devPortUsage pdn interfaces 3 The Port Usage Table specifies whether the Management port is configured for ASCII alarms as an SNMP management link or is disabled Supports the values alarm 1 netLink 3 and none 5 DDS Interface Specific Definitions pdn dds pdn interfaces 2 The DDS Interface Specific Definitions contain objects that are used to manage the DDS Network Interface Fully supported by the unit Device Security pdn security pdn common 8 Use the Device Security table to control the number of SNMP managers that may access the unit as well as the unit access level read or read write Fully supported by the unit Device Traps pdn traps pdn common 9 Controls the SNMP managers to which the unit reports traps Fully supported by the unit Device Control pdn control pdn common 10 Uses the devControlReset object to reset the unit Fully supported by th
36. each other This is a point to point application also known as LDM A 2 November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 1 System Options 2 of 3 DDS Line Rate Kbps Possible Settings 56 64CC Autobaud Default Setting Autobaud The unit starts up with Autobaud When the DDS line rate obtained from the service provider is detected Autobaud is replaced with the actual rate DDS Line Rate Kbps option appears when Operating Mode is set to DDS NOTES Setting the actual data rate results in minimum power up time If both DSUs use Autobaud the process can take several minutes Configure the actual data rate after initial installation The clock rates generated by the DSU at the DTE interface TXC and RXC equal the operating rate minus the configured rate of 1600 4000 or 8000 bps for the IMC if enabled Refer to the In Band Management Channel Rate bps option in Table A 2 56 56 kbps line rate 64CC 64 kbps Clear Channel on a 72 kbps circuit Autobaud This setting is automatically changed to the actual operating line rate of 56 kbps or 64CC as soon as the signal is detected LADS Timing Possible Settings Internal External Receive Default Setting Internal Determines the timing source for the unit LADS Timing option appears when Operating Mode is set to LADS Internal Timing derived from the unit s local clock Use this setting fo
37. for the SNMP DSU Menu driven async terminal interface screens see Using the ATI Chapter 2 SNMP NMS Access Refer to the SNMP DSU Features section Provides the capability to access the DSU via an SNMP management system connected to the Management port or remotely through the in band management channel IMC connection Refer to P Addressing Chapter 5 Front panel LED status indicators Refer to Monitoring the DSU Chapter 6 Rear Panel Interface Connections The following illustration shows the physical interfaces of the DSU Information about the installation of the DSU is contained in the Model 7610 DSU Startup Instructions E or Terminal 00 9 9 9 00 9 00 09a Router LAN Adapter or Modem Yn or or A R ial NMS Host ASCII Terminal 496 15085 or Printer 1 4 November 1997 7610 A2 GB20 10 Using the ATI Accessing the ATI You can communicate with the Asynchronous Terminal Interface ATI using one of the following methods m Direct connection through the Terminal port m Dialing in through an external modem to the Terminal port Telnet session through the Management port locally or via an external modem Telnet session through the In band Management Channel IMC NOTE Only one asynchronous user interface session can be active at a time and another user s sess
38. m lt gt space m All ASCII symbols except the caret ASCII printable characters are valid entries for the following m Device Name screen Refer to the Entering Device and System Information section in Chapter 3 Device Name field System Name field System Location field System Contact field Call Directories screen Refer to the Call Setup section in Chapter 3 Phone Number field Administer Logins screen Refer to the Creating a Login section in Chapter 4 Login ID field Password field m External Device Options Table A 6 Connect Prefix option Connects Indication String option Escape Sequence option Disconnect String option m General SNMP Management Options Table A 10 Community Name 1 option Community Name 2 option 7610 A2 GB20 10 November 1997 A 29 Configuration Option Tables Table A 13 contains non printable ASCII characters To form a control sequence the caret must be followed by one character In addition to ASCII printable characters these control sequences are also valid entries in the following Call Directories screen Refer to the Call Setup section in Chapter 3 Phone Number field m External Device Options Table A 6 Connect Prefix option Connects Indication String option Escape Sequence option Disconnect String option Table A 13 ASCII Non Printable Characters
39. operational None No default network destination unroutable data is discarded Mgmt The Management port is the default network destination Port Use option must be set to Net Link in Table A 5 IMC The In Band Management Channel is the default network destination In Band Management Channel Rate bps option must be set to 1600 4000 or 8000 bps in Table A 2 7610 A2 GB20 10 November 1997 A 23 Configuration Option Tables General SNMP Management Options A 24 To access the General SNMP Management Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication General SNMP Management Table A 10 General SNMP Management Options 1 of 2 SNMP Management Possible Settings Enable Disable Default Setting Disable Specifies if the DSU can be managed by an SNMP NMS or send out SNMP traps Enable Enables SNMP management Disable DSU does not respond to SNMP messages or send out SNMP traps Community Name 1 Possible Settings ASCII Text Clear Default Setting Public Community Name of external SNMP Managers allowed access to the DSU s MIB This community name must be supplied by an external SNMP manager attempting to access a MIB object Level of access is set in the next option Name 1 Access ASCII Text Enter a maximum of 255 ASCII printable characters Refer to the ASCII C
40. regardless of protocols used An EIA standard for the 25 pin DCE DTE interface Same as EIA 232 Request to Send An ElA lead standard for V 24 circuit CT 105 an input signal DTE to DCE Received Clock An ElA lead standard for V 24 circuit CT 115 an output signal DCE to DTE Received Data An ElA lead standard for V 24 circuit CT 104 an output signal DCE to DTE Synchronous Data Link Control A standard data link protocol Serial Line Internet Protocol A link layer protocol being used over serial lines by IP Simple Network Management Protocol A generic internet network management protocol that allows the device to be managed by any industry standard SNMP manager An IP addressing standard in which a portion of the host address can be used to create multiple network addresses that are logically a subdivision of the network address The subnet portion of an IP address In a subnetted network the host portion of an IP address is split into a subnet portion and a host portion using a subnet address mask This allows a site to use a single IP network address for multiple physical networks An integer used with the IP address of the host to determine which bits in the host address are used in the subnet address Data transmission that is synchronized by timing signals Characters are sent at a fixed rate Transmission Control Protocol Internet Protocol Refer to IP Time Division Multiplexer A device that enables the sim
41. synchronized on the pattern and has not detected any bit errors inSyncWithBitErrors iffestCode 3 A 511 monitor pattern test has synchronized on the pattern and has detected bit errors notinSync iffestCode 4 A 511 monitor test pattern has not synchronized on the requested pattern iffestOwner Used by an SNMP The SNMP Manager sets the object to iffestEntry 6 Manager to identify the its IP address when setting ifTestID and current owner of the test for the interface iffestStatus November 1997 C 9 MIB Descriptions Generic Receive Address Table IP Group C 10 Not supported by the unit The Internet Protocol Group objects are supported by the unit for all data paths that are currently configured to carry IP data to from the unit All of the objects in the IP Group except for the IP Address Translation table are fully supported The following table provides clarification for objects contained in the IP group when it is not clear how the object definition in MIB II is supported by the unit Table C 6 IP Group Objects 1 of 2 Object Description Setting Contents ipForwarding Specifies whether the unit Supports only the following value ip1 is acting as an IP gatewa FE p1 for a of Kan m eee The unit is acting as received by but not a gareway addressed to the unit ipAddrTable The address table Supported ip20 ipAdEntAddr An IP address supported by Indexes for t
42. tests and a lamp test for the front panel LEDs Loopbacks can be initiated locally and remotely Refer to Loopbacks Table 7 2 The Test menu is limited to users with an access level of 1 or 2 To access the Test menu follow this menu selection sequence Main Menu gt Test Network tests require the participation of your network service provider The DSU supports physical level tests independently on a per interface basis m The CSU and DSU loopbacks and 511 test pattern send monitor are supported on the network interface The Local Loopback and 511 test pattern send monitor are supported on the DTE port To access the Network Tests screen follow this menu selection sequence Main Menu gt Test Network Tests main test network Device Name Model 7610 NETWORK TESTS Test Command Status Result CSU Loopback Start Inactive 0 00 DSU Loopback Start Inactive 0 00 Send V 54 Up Send Sending Send V 54 Down Send Inactive Send 511 Start Inactive Monitor 511 Active Errors 99999 Ctrl a to access these functions ESC for previous menu ResetMon Use the Command column to start or stop a test by pressing Enter The Result column displays the test duration since the last device reset When the Monitor 511 test is active ResetMon is available to reset the error counter to zero Selecting the Stop command on the Network Test screen or Abort All Tests from the Test menu will not disrupt a network initiated loo
43. to 255 255 000 000 Class C defaults to 255 255 255 000 IMC Routing Information Protocol Possible Settings None Proprietary Default Setting Proprietary The RIP routes IMC management information between devices IMC Routing Information Protocol does not appear when the In Band Management Channel Rate bps option is disabled None No routing protocol Proprietary Uses proprietary variant of RIP Version 1 to enable the routing of IP traffic between Paradyne devices Cross Pair Detection Alarm Possible Settings Enable Disable Default Setting Enable When a crossed pair condition is detected on the network interface an ASCII alarm is generated Cross Pair Detection Alarm option appears when the Operating Mode is set to DDS in Table A 1 Enable Generates an ASCII alarm when a crossed pair condition is detected Disable No ASCII alarm is generated NOTE Additional settings are required to send out an ASCII alarm Refer to the Alarm Messages section in Chapter 8 November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 2 Network Interface Options 3 of 4 No Signal Alarm Possible Settings Enable Disable Default Setting Enable When a NS condition is detected on the network interface an ASCII alarm is generated Enable Generates an ASCII alarm when a no signal condition is detected Disable No ASCII alarm is generated NOTE Add
44. to enable the DSU s automatic call initiation to a remote device with Alarm amp Trap Dial Out Call Retry and Alternate Dial Out Directory Follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt Alarms amp Traps Refer to Alarms amp Traps Options Table A 8 November 1997 8 3 Messages and Troubleshooting Device Messages The Device Messages in Table 8 1 listed in alphabetical order may appear in the messages area at the bottom of the ATI screens Table 8 1 Device Messages 1 of 2 Device Message What Message Indicates What To Do Blank Entries Removed New had been selected from the Administer Logins screen no entry was made and Save was selected No action needed Reenter the Login ID Password and Access Level Command Complete Action requested has successfully completed No action needed Invalid Character x A nonprintable ASCII character has been entered Reenter information using valid characters Invalid Network Initiated CSU or DSU Loopback Active Network initiated loopback was in progress when another selection was made No action needed Invalid Password Login is required and an incorrect password was entered access is denied Try again Contact your system administrator to verify your password Invalid Test Test can be a CSU DSU Allow test
45. to the ATI is attempted through the Terminal port or a Telnet session the ATI response is based on the Login Required option and the availability of the ATI Table 4 2 ATI Access Conditions If access to the ATI is through the Then What to do now Terminal port with Security disabled with the Login Required option set to Disable See Table A 4 The Main Menu screen appears Select a menu option to begin your session Terminal port with Security enabled with the Login Required option set to Enable See Table A 4 You are prompted for a login ID and password If Invalid Password appears re enter the password After three tries with an invalid password contact the system administrator The Main Menu screen appears if the login ID is not configured yet Select a menu option to begin your session Terminal port and the ATI is already in use with a Telnet session User Interface Already In Use message appears with the active user s IP address and Login ID Try again later When the ATI is available the message User Interface Idle appears Telnet session and the ATI is currently in use Connection Refused message appears The DSU allows only one connection at a time Try again later November 1997 4 5 Security Controlling SNMP Access There are three methods for limiting SNMP access Disable the SNMP management option Assign SNMP
46. 10 November 1997 A 17 Configuration Option Tables Table A 6 External Device Options 3 of 3 Disconnect String Possible Settings ASCII Text Clear Default Setting blank The Disconnect String specifies the command used to disconnect an external device The external device must be in command mode so the Escape Sequence is always sent before the Disconnect String Disconnect String option appears when External Device Commands is set to Other ASCII Text Enter a maximum of 20 characters Refer to the ASCII Characters section for valid ASCII characters and control sequences Clear Clears the field and sets to no string The Management port DSR lead is used to force a disconnect Telnet Session Options A 18 To access the Telnet Session Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt User Interface gt Telnet Session Table A 7 Telnet Session Options 1 of 2 Telnet Session Possible Settings Enable Disable Default Setting Disable Specifies if the DSU will respond to a Telnet session request from a Telnet client on an interconnected IP network Enable Allows Telnet sessions between the unit and a Telnet client Disable No Telnet sessions allowed Login Required Possible Settings Enable Disable Default Setting Disable Used to secure access to the ATI through a Telnet sess
47. 64K CC Enable Disable Data Scrambling 64K CC Enable Disable V 54 Initiated DSU Loopback Enable Disable In Band Management Channel Rate bps Disable 1600 4000 8000 IMC IP Address 000 000 000 000 223 255 255 255 IMC Subnet Mask 000 000 000 000 255 255 255 255 IMC Routing Information Protocol None Proprietary Cross Pair Detection Alarm Enable Disable No Signal Alarm Enable Disable Out of Service Alarm Enable Disable Out of Frame Alarm Enable Disable Excessive BPV Alarm Enable Disable In Band Framing Alarm Enable Disable Configuration Option Settings Default in Bold Invert Transmit Clock Enable Disable Port DTE Initiated Loopbacks Disable Local Remote Both Bilateral Loopback Enable Disable Carrier Control by RTS Constant Switched CTS Control Standard Follow RTS Forced On Circuit Assurance RLSD Control Standard Forced On DSR Control Standard Forced On On During Test Monitor DTR Enable Disable November 1997 7610 A2 GB20 10 7610 A2 GB20 10 Worksheets User Interface Configuration Option Settings Default in Bold Terminal Port Data Rate Kbps 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Character Length 7 8 Parity None Even Odd Stop
48. 7 C 5 MIB Descriptions Table C 2 Interfaces Group Objects 3 of 4 Object Description Setting Contents ifOperStatus ifEntry 8 Specifies the current operational state of the interface Management port When configured as Net Link up 1 and down 2 are based on the current state of the link layer protocol When configured for Alarms the interface is always up 1 Never in testing 3 state Terminal port Always up 1 never in testing 3 state User Data Port up 1 No alarms down 2 Alarms testing 3 Test active DDS Network Interface up 1 DTR on if supported by the DTE down 2 DTR off if supported by the DTE testing 3 Test active a In band Management Channel When enabled up and down are based on the current state of the physical and link layer protocols up 1 Operational and no active test on the DDS network interface down 2 Not operational or disabled testing 3 Test active on DDS network interface ifLastChange ifEntry 9 Indicates the amount of time the interface has been up and running Contains the value of sysUpTime object at the time the interface entered its current operational state iflnOctets ifEntry 10 iflnUcastPkts ifEntry 11 iflnDiscards ifEntry 13 iflnErrors ifEntry 14 iflnUnknown Protos ifEntry 15 Collects input statis
49. AD Before completing the Call Setup screen entries the phone numbers need to be entered on the Call Directories screen Call Directories Screen Use the Call Directories screen to enter or change the phone numbers used to Send out an ASCII alarm message to an ASCII terminal or printer Send out an SNMP trap message Connect to an NMS for dial in management To access the Call Directories screen follow this menu selection sequence Main Menu gt Control Call Directories main control directories Device Name Model 7610 CALL DIRECTORIES Primary Directory Phone Number XXXXXXX Alternate Directory Phone Number XXXXXXX Ctrl a to access these functions ESC for previous menu MainMenu Exit Save 7610 A2 GB20 10 November 1997 3 5 Customizing the SNMP DSU The Phone Number fields allow 40 characters For valid Call Directory entries refer to Table 3 1 After entering or changing a phone number press Cirl a to go to the function key area below the dotted line Select Save and press Return Table 3 1 Call Directory Phone Number Entries Characters Use B Blind dialing do not wait for dial tone P Pulse dialing unless preceded by a B T Tone dialing unless preceded by a B W Wait for dial tone before dialing comma Two second pause do not use in dial string lt gt space Readability character ignored during automatic dial out hyphen Readability
50. ATI or the NMS Lamp Test Active The Lamp Test is active causing the LEDs on the front panel to light Local Loopback Active A local loopback toward the DTE is currently active Monitoring 511 on DSU is monitoring a 511 test pattern on the network interface Network Monitoring 511 on Port DSU is monitoring a 511 test pattern over the DTE port Network init CSU LB A CSU Loopback initiated by the network is currently active Active 7610 A2 GB20 10 November 1997 7 5 Testing Loopbacks 7 6 Table 7 1 Test Status Messages 2 of 2 Test Status Message Meaning Network init DSU LB Active A DSU Loopback initiated by the network is currently active f the network service is 56 kbps the network loopback is non latching A non latching loopback ends when the network activation codes stop f the network service is 64 kbps CC the network loopback is latching This condition can only occur when the Network Interface option Network initiated DSU Loopback 64K CC is enabled Refer to Network Interface Options Table A 2 No Test Active Status message indicating no local remote or network test in progress Sending 511 on Network A 511 test pattern is being sent over the network interface Sending 511 on Port A 511 test pattern is being sent over the DTE port V 54 initiated DSU LB Active A DSU loopback is active that was initiated by the
51. An Excessive Bipolar Violations BPV condition has been detected on the DDS Network Interface m An In Band Framing Error condition has been detected on the DDS Network Interface 8 2 November 1997 7610 A2 GB20 10 Messages and Troubleshooting Configuring SNMP Traps An SNMP trap can be automatically sent out the IMC or the Management port to the SNMP manager when the DSU detects conditions set by the user These traps enable the SNMP manager to gauge the state of the network Refer to Standards Compliance for SNMP Traps Appendix D for details of SNMP traps supported by the DSU To configure the DSU for SNMP traps use the SNMP Traps Options screen to m Enable SNMP traps Set the number of SNMP managers that receive SNMP traps from the DSU m Enter an IP address and network destination for each SNMP manager specified Select the type of SNMP traps to be sent from the DSU To configure SNMP Traps follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication gt SNMP Traps Refer to SNMP Traps Options Table A 12 Dialing Out SNMP Traps 7610 A2 GB20 10 Configure the SNMP traps before performing this procedure B gt Procedure 1 Configure the phone directories to use when dialing out SNMP traps through the Management port and a connected external device Refer to the Call Setup section in Chapter 3 2 Use the Alarms amp Traps Options
52. Contains the number of output signals in the output signal table that can be asserted The value is 3 for synchronous User Data port and 0 for both the Management port and Terminal port rs232PortInSpeed rs232PortEntry 5 Contains the port s input speed in bits per second Supports the following speeds for the User data port 64 000 62 400 60 000 56 000 54 400 52 000 48 000 Management port 24002 48002 9600 14 400 19 200 28 800 38 400 Terminal port 2400 4800 9600 14 400 19 200 28 800 38 400 1 The User Data port speed is a read only value that can only differ from the DDS network speed if the In band Management Channel is enabled 2 This speed is only valid when the port is configured for asynchronous operation November 1997 C 13 MIB Descriptions Table C 8 General Port Table Objects 2 of 2 The rs232PortOutSpeed object has the same values as the rs232PortInSpeed object Object Description Setting Contents rs232PortOut Contains the port s output Supports the following speeds for Speed speed in bits per second the rs232PortEntry 6 User data port 64 000 62 400 60 000 56 000 54 400 52 000 48 000 Management port 24002 4800 9600 14 400 19 200 28 800 38 400 Terminal port 2400 4800 9600 14 400 19 200 28 800 38 400 1 The User Data port speed is a read only value that can only differ from th
53. DSU Unit Status Status is a branch of the ATI main menu From Status the System and Test Status screen is available and has three sections Health and Status Displays messages in priority order highest to lowest Refer to Health and Status Messages Table 6 1 Self Test Results Results of the Diagnostic test run on the device itself Refer to Self Test Results Messages Table 6 2 Test Status Currently active tests Refer to Test Status Messages Table 7 1 Viewing Health and Status To view Health and Status information follow this menu selection sequence Main Menu gt Status gt System and Test Status The following messages appear in the first column of the System and Test Status screen The highest priority Health and Status message also appears on all ATI screens on the bottom right The messages are listed from high to low priority in Table 6 1 Table 6 1 Health and Status Messages 1 of 2 Message What Message Indicates What To Do Cross Pair The DDS Receive RX and Reverse the RX and TX pair at the Detection Transmit TX pairs are punchdown block or other crossed on the network termination point interface Alarm LED is on e No Signal No signal is being received Verify that the network cable is hhh mm ss Local DSU network problem securely attached at both ends The Alarm and NS LEDs are on and Network Performance Contact network provider Statistics are active
54. Device and System Information Use the Device Name screen to input DSU device and SNMP system entries To access the Device Name screen follow this menu selection sequence Main Menu gt Control Device Name main control device name Device Name Model 7610 DEVICE NAME Device Name NE815378 Clear System Name 1119J98 001 Clear System Location Bldg A412 2nd Floor Left cabinet Clear System Contact Joe Smith 800 555 5555 pager 888 555 5555 Clear Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Any printable ASCII characters are valid entries for all the Device Name screen inputs Refer to the ASCII Characters section in Appendix A The Device Name field is alphanumeric and provides for an input of 20 characters The Device Name entry appears on all ATI screens The input on this screen is displayed on the Identity screen Refer to the dentity Information section 7610 A2 GB20 10 November 1997 3 1 Customizing the SNMP DSU System Fields The three System entry fields are alphanumeric and provide 127 characters for each field The System entries appear on the Identity display as shown in the next section The SNMP System entry fields are System Name The general SNMP system name System Location The physical location of the SNMP managed device System Contact Identification information such as contact name phone number or mailing address Press Ctrl a to switch to the s
55. IP address is also used if the Alternate Directory Phone Number is attempted and the Alternate Mgmt Port IP Address option is all zeros Management Port Subnet Mask Possible Settings 000 000 000 000 255 255 255 255 Clear Default Setting 000 000 000 000 Specifies the subnet mask needed to access the Management port 000 000 000 000 255 255 255 255 Set the Management port subnet mask The range for each byte is 000 to 255 Clear Clears the subnet mask and sets to all zeros When the subnet mask is all zeros the device creates a default subnet mask based on the class of IP address Class A defaults to 255 000 000 000 Class B defaults to 255 255 000 000 Class C defaults to 255 255 255 000 A 22 November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 9 Communication Protocol Options 2 of 2 Management Port Link Protocol Possible Settings PPP SLIP Default Setting PPP Specifies the link layer protocol for the Management port Port Use option must be set to Net Link in Table A 5 for the Management Port Link Protocol to be effective PPP Point to Point Protocol SLIP Serial Line Internet Protocol Port Type option must be set to Asynchronous in Table A 5 Alternate Mgmt Port IP Address Possible Settings 000 000 000 000 223 255 255 255 Clear Default Setting 000 000 000 000 IP address to use when a call is initiated using the Altern
56. MIB RFC 1354 November 1997 7610 A2 GB20 10 7610 A2 GB20 10 Table C 6 IP Group Objects 2 of 2 MIB Descriptions Object Description Setting Contents ipRouteTable ipRoutelflndex If this object has a ip21 greater value than the ifNumber then Continued it refers to a proprietary interface not currently implemented by the MIB II Interface Group Do not delete route entries with an unrecognized ipRoutelflndex When setting this object via SNMP the ipRoutelflndex value can only assume an appropriate value of lflndex defined for a particular device type Objects that will be set to the default value if not specified in the Set PDU used to add a route ipRouteMetric1 Defaults to 1 hop ipRouteType Defaults to indirect ipRouteMask Defaults to what is specified in the MIB description Objects that are not used by this unit ipRouteMetric2 ipRouteMetric3 ipRoutemetric4 ipRoutemetric5 Default to 1 ipRouteNextHop Defaults to 0 0 0 0 Do not specify the following read only objects in the Set PDU used to add a route ipRouteProto Set to netmgmt 3 by the software May have the following values other 1 Temporary route added by IP local 2 Route added or changed due to User configuration netmgmt 3 Route added or changed by SNMP set icmp 4 Route added or changed by ICMP rip 8 Route adde
57. MODEL 7610 SNMP DSU USER S GUIDE Document No 7610 A2 GB20 10 November 1997 Copyright 1996 Paradyne Corporation All rights reserved Printed in U S A Notice This publication is protected by federal copyright law No part of this publication may be copied or distributed transmitted transcribed stored in a retrieval system or translated into any human or computer language in any form or by any means electronic mechanical magnetic manual or otherwise or disclosed to third parties without the express written permission of Paradyne Corporation 8545 126th Avenue North P O Box 2826 Largo Florida 33779 2826 Paradyne Corporation makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for a particular purpose Further Paradyne Corporation reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of Paradyne Corporation to notify any person of such revision or changes Changes and enhancements to the product and to the information herein will be documented and issued as a new release to this manual Trademarks All products and services mentioned herein are the trademarks service marks registered trademarks or registered service marks of their respective owners Warranty Sales and Service Information Contact your sales or service representative direct
58. November 1997 A 15 Configuration Option Tables A 16 Table A 6 External Device Options 1 of 3 External Device Commands Possible Settings Disable AT Other Default Setting Disable Specifies the type of external device commands to be sent out the Management port NOTE The Management port DTR lead is monitored to detect loss of the external device connection The external device DSR lead must be connected to the Management port s DTR lead via a standard ElA 232 crossover cable and the device must be configured to wink DSR on disconnect Disable No external device commands will be sent out the Management port No other options in this table will appear AT Standard AT commands are sent out the Management port to control an external device such as a modem When establishing a connection the AT dial command ATD will precede the phone number from the dial directory The next option Dial In Access is available when External Device Commands is set to AT no other options in this table will appear Other Commands configured by the user are sent out the Management port Dial In Access Possible Settings Enable Disable Default Setting Disable Controls external device dial in access through the Management port Dial In Access option appears when External Device Commands is set to AT Enable Answers incoming calls from an external device and establishes a connection to a re
59. U menu The DSU offers four sets of configuration option settings located in the following areas The first three sets match the Default Factory Configuration options set until modified and saved by the user If the factory default settings do not support your network s configuration customize the configuration options for your application Configuration Option Area Configuration Option Set Current Configuration The DSU s active set of configuration options Customer Configuration 1 Use to set up and store a set for future use Customer Configuration 2 Use to set up and store a second set for future use Default Factory Configuration A read only configuration area containing the factory default configuration options November 1997 3 3 Customizing the SNMP DSU Accessing and Displaying Configuration Options To display the configuration options you must first copy one configuration option set into the edit area B gt Procedure 1 To load a configuration option set into the configuration edit area follow this menu selection sequence Main Menu gt Configuration Load Configuration From 2 Select one of the four configuration option areas listed Press Return The selected configuration option set is loaded and the Configuration Edit Display menu screen appears No configuration edits are allowed when the effective access level is 2 or 3 Configuration is read only and allows viewing o
60. a 496 15087 November 1997 7610 A2 GB20 10 IP Addressing Using Routers to Route DSU Management Data 7610 A2 GB20 10 In this example the DSUs Receive their management data through the Management port connection to the AUX port of the router Do not route the data among themselves Routers route management data for the connected DSUs using the management data path between the routers The illustration shows each DSU with its own subnet This subnet is independent of the subnet on the LAN which is supported by the local router This enables the router to distinguish the data destined for the DSU from the data for the LAN Subnet 135 18 5 0 Subnet 135 18 1 0 NMS Host 135 18 1 2 Management Port 135 18 5 2 Pon l AUX P AUX Port Port ort 135 18 5 1 135 18 4 1 135 18 2 1 H To LAN Management Port 135 18 4 2 Subnet 135 18 2 0 Subnet 135 18 4 0 Path of Management Data 496 15086 November 1997 5 3 IP Addressing Assigning IP Addresses and Subnet Masks Once you select an IP scheme assign an address es to the DSU If using Then The Management port as a management interface Assign the Management port IP address and subnet mask Refer to Communication Protocol Options Table A 9 An external modem connected to the Management port and you want to configure an alternate IP address and subnet mask for dialing out traps using the alternate alarm directory Ente
61. ables must be unique ipAddrEntry 1 the unit which serves as an index to the address table Therefore only one iflndex can be displayed for each IP address supported by the device If the same IP address is configured for multiple interfaces or for default IP addresses the ipAddrTable will not display all of the interfaces that support a particular IP address ipAdEntlflndex ipAddrEntry 2 If this object has a greater value than the ifNumber then it refers to a proprietary interface not currently implemented by the MIB II Interface Group None ipRouteTable ip21 Supported as read write However use caution when adding or modifying routes If itis absolutely necessary to add a route the route should only be added to the connected device device closest to the destination Internal routing will continue the route to the other devices To delete a route set object to invalid To modify a route change fields in the desired entry of the routing table indexed by ipRouteDest To add a route specify values for a table entry for which the index ipRouteDest does not already exist The following objects must be specified m ipRouteDest Serves as an index to the routing table Only one route per destination can appear in the table To ensure that no duplicate destinations appear in the routing table the ipRouteDest object will be treated as described in the IP Forwarding Table
62. agement Channel A proprietary TDM channel used for IP connectivity A shared boundary between functional units Internet Protocol The TCP IP standard protocol that defines the unit of information passed across an Internet and provides the basis for packet delivery service IP includes the ICMP control and error message protocol as an integral part The entire protocol suite is often referred to as TCP IP because TCP and IP are the two most fundamental protocols The IP address has a host component and a network component The address is assigned to hosts or workstations with direct Internet access to uniquely identify entities on the Internet International Telecommunication Union formerly known as CCITT An advisory committee established by the United Nations to recommend communications standards and policies Local Area Data Set is used to provide a point to point link between two devices also called LDM limited distance modem November 1997 7610 A2 GB20 10 LAN latching loopback LED link layer protocol LL loopback LSD manager SNMP MIB multiplexing NMS node non latching loopback NS object SNMP OOF OOS PAD point to point circuit PPP protocol PSTN reset RFC 7610 A2 GB20 10 Glossary Local Area Network A network designed to connect devices over short distances like within a building A latching loopback can only be initiated or terminated by the 64 kbps clear channel
63. al loop measured in decibels Inoperative The line may be disconnected 7610 A2 GB20 10 November 1997 6 7 Monitoring the DSU Network Performance Statistics Performance statistics for the network interface are available to Monitor the current status of the network operations View the DSU s performance statistics which Assist you in determining the duration of specific conditions Provide a historical context for problem detection and analysis To view the Network Performance Statistics follow this menu selection sequence Main Menu gt Status Performance Statistics main status performance Device Name Model 7610 NETWORK PERFORMANCE STATISTICS No Signal Count 101920 26 Out of Service Count 0 0 Out of Frame Count 621 8 Excessive BPV Count 99830 Invalid BPV Count 87409 ESC for previous menu MainMenu Exit irStats All counts show the number of occurrences since the last reset of the counters Invalid BPV is a raw count of the number of invalid Bipolar Violations In the last column hhh mm ss indicates the amount of time the condition has existed in hours minutes and seconds When the maximum time has been exceeded 255 59 59 appears The screen appears with the cursor in the function area below the dotted line To update the performance statistics select Refresh and press Return Select ClrStats and press Return to clear all statistics and refresh the screen
64. ate Directory Phone Number If this address is all zeros the Management Port IP Address is used 000 000 000 000 223 255 255 255 Sets the alternate Management port IP address The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IP address and sets to all zeros Alternate Mgmt Port Subnet Mask Possible Settings 000 000 000 000 255 255 255 255 Clear Default Setting 000 000 000 000 Specifies the alternate subnet mask used to access the Management port Used with the previous option Alternate Management Port IP Address 000 000 000 000 255 255 255 255 Sets the management port alternate subnet mask The range for each byte is 000 to 255 Clear Clears the alternate subnet mask and sets to all zeros The device creates a default alternate subnet mask based on the class of IP address Class A defaults to 255 000 000 000 Class B defaults to 255 255 000 000 Class C defaults to 255 255 255 000 Default Network Destination Possible Settings None Mgmt IMC Default Setting None Specifies where the default network is connected The routing protocol uses this option to route data with no specific route WARNING Unroutable data is discarded if the Default Network Destination becomes disabled or the option is set to None Change the default network destination if the default route is not
65. ble A 4 to m Enable Login Required Assign a Port Access Level of 1 2 or 3 The ATI can be accessed remotely through a Telnet Session via either the Management port or the IMC The DSU provides several methods for limiting access to the ATI through a Telnet session m Refer to Telnet Session Options Table A 7 to Enable Login Required Assign a Telnet Session Access Level of 1 2 or 3 Disable Telnet access completely To prevent the Management port and IMC from supporting a Telnet session Set the Port Use option to None or Alarms Refer to Management Port Options Table A 5 Disable the IMC using the In Band Management Channel Rate bps option in Table A 2 Effective Access Level The ATI effective access level is the more restrictive between the Port Session access level and the Access level associated with the Login ID For example if a login ID is created with an Access Level 1 and the Terminal Port is set for a Port Access Level of 2 the effective access level to the ATI is 2 Table 4 1 Effective Access Levels Effective Effective Effective ATI Access to Menu Functions Access Level 1 Access Level 2 Access Level 3 Status Read Only Read Only Read Only Test Full Access Full Access No Access Configuration Full Access Read Only Read Only Control Full Access No Access No Access 4 4 November 1997 7610 A2 GB20 10 7610 A2 GB20 10 Security When user access
66. cally if the call was initiated automatically Enable The external device disconnects after sending out an SNMP trap Disable The external device remains connected and must be disconnected by remote modem or manually This allows the NMS to poll the DSU after receiving an SNMP trap Call Retry Possible Settings Enable Disable Default Setting Disable Specify if an unsuccessful call is retried Enable The call is retried up to five times for each ASCII alarm and each SNMP trap The following options Dial Out Delay Time min and Alternate Dial Out Directory affect the amount of time before a retry and the number of retries Disable No retry of an unsuccessful call Dial Out Delay Time min Possible Settings 1 2 3 4 5 6 7 8 9 10 Default Setting 5 This delay applies to both the number of minutes before a new call is initiated for a different alarm and the number of minutes between call retries Refer to the previous option Call Retry 1 to 10 Number of minutes before a call is initiated or retried Alternate Dial Out Directory Possible Settings Enable Disable Default Setting Disable Specifies whether an incomplete call initiated for an ASCII alarm or SNMP trap is attempted using the Alternate Directory phone number Both Alarm amp Trap Dial Out and Call Retry options must be enabled Enable After attempting to reach the Primary Directory phone
67. ce sent by the network as specified by TR62310 Network initiated DSU Loopback 64K CC option appears when Operating Mode is set to DDS in Table A 1 Enable Responds to network initiated commands to start and stop a latching DSU loopback Disable DSU will not respond to a DSU loopback initiated by the network Data Scrambling 64K CC Possible Settings Enable Disable Default Setting Disable Data scrambling is used to suppress the possible simulation of network initiated DSU latching loopback commands by application data Data Scrambling 64K CC option appears when Operating Mode is set to DDS in Table A 1 Enable Enables data scrambling The local and remote units must be set the same Disable No data scrambling V 54 Initiated DSU Loopback Possible Settings Enable Disable Default Setting Disable When enabled user data is looped back to the network when a V 54 Loop Up sequence is received The DSU loopback ends when a V 54 Loop Down sequence is detected Enable DSU loopback can be initiated or terminated by a remote unit sending in band V 54 Loop 2 Up or Down sequences Disable V 54 Loop 2 sequences are ignored In Band Management Channel Rate bps Possible Settings Disable 1600 4000 8000 Default Setting Disable The IMC provides a non disruptive management channel to the remote DSU and uses a portion of the DTE line rate Disable The IMC is inac
68. creen function key area below the dotted line Select Save and press Return When Save is complete Command Complete appears at the bottom of the screen Identity Information The Identity screen provides identification information about the DSU To view information on the three System entries beyond the 40 characters on the screen place the cursor on the first or last character and press the left or right arrow To access the Identity screen follow this menu selection sequence Main Menu gt Status gt Identity main status identity Device Name NE815378 Model 7610 IDENTITY System Name 1110798 001 System Location Bldg A412 2nd Floor Left cabinet System Contact Joe Smith 800 555 5555 pager 888 555 5555 Serial Number 1234567 Model Number 7610 A1 201 Software Revision 01 00 00 Hardware Revision 2048 80A Ctrl a to access these functions ESC for previous menu MainMenu Exit 3 2 November 1997 7610 A2 GB20 10 Customizing the SNMP DSU Configuring the DSU Configuration option settings determine how the DSU operates Use the DSU s Configuration branch to display or change configuration option settings Configuration Option Areas 7610 A2 GB20 10 The DSU is shipped with factory settings in the Default Factory configuration option area You can find default information by Referring to Configuration Option Tables Appendix A or Worksheets Appendix B Accessing the Configuration branch of the DS
69. ct Enable Disable Call Retry Enable Disable Dial Out Delay Time min 1 2 3 4 5 6 7 8 9 10 Alternate Dial Out Directory Enable Disable Management Configuration Option Settings Default in Bold Communication Protocol Management Port IP Address 000 000 000 000 223 255 255 255 Management Port Subnet Mask 000 000 000 000 255 255 255 255 Management Port Link Protocol PPP SLIP Alternate Mgmt Port IP Address 000 000 000 000 223 255 255 255 Alternate Mgmt Port Subnet Mask 000 000 000 000 255 255 255 255 Default Network Destination None Mgmt IMC General SNMP Management SNMP Management Disable Enable Community Name 1 ASCII Text Public Name 1 Access Read Read Write Community Name 2 ASCII Text Name 2 Access Read Read Write SNMP NMS Security NMS IP Validation Enable Disable Number of Managers 1 2 3 4 5 6 7 8 9 10 NMS n IP Address 000 000 000 000 223 255 255 255 Access Level Read Read Write SNMP Traps SNMP Traps Enable Disable Number of Trap Managers 1 2 3 4 5 6 Trap Manager n IP Address 000 000 000 000 223 255 255 255 Trap Manager n Destination Default Mgmt IMC General Traps Disable Warm AuthFail Both Ent
70. curity Options To access the SNMP NMS Security Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From gt Edit gt SNMP amp Communication SNMP NMS Security Table A 11 SNMP NMS Security Options 1 of 2 NMS IP Validation Possible Settings Enable Disable Default Setting Disable Determines if security checks are performed on the IP address of any SNMP management system that attempts to access the node Enable Performs security checking Allows access only if the sending manager s IP address has been entered on the NMS IP address list below Disable No security checking of incoming SNMP messages Number of Managers Possible Settings 1 2 3 4 5 6 7 8 9 10 Default Setting 1 Set the number of SNMP managers that are authorized to send SNMP messages The IP address of each SNMP management system must be entered in the next option 1 to 10 Specifies the number of SNMP managers allowed to send SNMP messages 7610 A2 GB20 10 November 1997 A 25 Configuration Option Tables A 26 Table A 11 SNMP NMS Security Options 2 of 2 NMS n IP Address Possible Settings 000 000 000 000 223 255 255 255 Clear Default Setting 000 000 000 000 Enter an IP address for each of the managers set in the previous option n is the number of the manager 1 to 10 Use the next option to establish the security le
71. d Please Wait Command takes longer than 5 seconds Wait until message clears Test Active A test is running and no higher priority health and status messages exist Contact service provider if test initiated by the network Wait until the other test ends and message Clears Cancel all tests from the Test screen Stop the test from the same screen the test was started from Troubleshooting This DSU is designed to provide you with many years of trouble free service If a problem occurs however refer to Table 8 2 for possible solutions Table 8 2 Troubleshooting 1 of 2 Symptom Possible Cause Solutions Alarm LED is on One of several alarm conditions exists Health and Status displays the alarm condition Refer to Health and Status Messages Table 6 1 for recommended action Cannot access the DSU via the ATI Login or password is incorrect Terminal port is misconfigured or the DSU otherwise configured so it prevents access 1 Power the DSU on and off and try again 2 If problem recurs try to access the ATI through a Telnet session if enabled 3 Do a Device Reset Refer to the Device Reset section of Chapter 7 Device Fail appears on the System and Test Status screen under Self Test results The DSU detects an internal hardware failure Power the DSU off and on and try again Contact your service representa
72. d control sequences Clear Clears the field and sets to no string The port s RTS lead will be used to determine that a connection has been established Escape Sequence Possible Settings ASCII Text Clear Default Setting blank When an external device connection is established the Escape Sequence can be used to switch an external device to command mode before sending the disconnect command Refer to Escape Sequence Delay sec for delay before and after the Escape Sequence Escape Sequence option appears when External Device Commands is set to Other ASCII Text Enter a maximum of 20 characters Refer to the ASCII Characters section for valid ASCII characters and control sequences Clear Clears the field and sets the escape sequence to none Escape Sequence Delay sec Possible Settings None 0 2 0 4 0 6 0 8 1 0 Default Setting None Amount of delay before sending the first character of the escape sequence and after sending the last character The escape sequence is entered in the previous option During this delay no data is sent out the Management port Escape Sequence Delay sec option appears when External Device Commands is set to Other None No Management port escape sequence delay 0 2 to 1 0 Amount of delay in seconds before and after an escape sequence The delay must be equal to or greater than the escape guard time of the external device 7610 A2 GB20
73. d or changed by RIP or similar proprietary protocol ipRouteAge Reflects the value of the time to live for the route in seconds Defaults to 999 permanent route ipRoutelnfo Unused set to 0 0 November 1997 C 11 MIB Descriptions ICMP Group TCP Group UDP Group Transmission Group SNMP Group The ICMP Internet Control Management Protocol Group objects are fully supported The TCP Group objects are fully supported with the exception of tcoConnState object which will be read only since deleteTCB 12 is not supported and is the only value which can be set The UDP Group objects are fully supported Objects in the Transmission Group are supported on the DDS network interface User Data port Management port and Terminal port These objects are defined through other Internet standard MIB definitions rather than within MIB II Table C 7 Transmission Group Objects Object Description rs232 Supported on the User Data port Management port and transmission 33 Terminal port Defined by the RS 232 like MIB RFC 1659 enterprise Supported on the DDS network interface by Paradyne transmission 22 Enterprise MIB The SNMP Group objects that apply to a management agent are fully supported The following objects apply only to an NMS and return a zero value if accessed m snmplnTooBig snmp 8 m snmplnNoSuchNames snmp 9 m snmplnBadValues snmp 10 m snmplnReadOnl
74. detection of a V 54 sequence originated by the remote unit This condition can only occur when V 54 Initiated DSU Loopback is enabled Refer to Network Interface Options Table A 2 Loopbacks can be started from a variety of points in the network Refer to Table 7 2 for further information Table 7 2 Loopbacks 1 of 2 Loopback Type Initiated By Notes Bilateral Loopback ATI When enabled running a DSU loopback NMS also automatically starts a local loopback Refer to Data Port Options Remote unit sending Table A 3 to enable V 54 sequence CSU Loopback ATI Network tests NMS DDS Network by loop current reversal When initiated by the network CSU Loopback cannot be disabled by the user When IMC is enabled the aggregate data is looped back to the network DSU Loopback Digital ATI When IMC is enabled only user data is NMS looped back to the network Refer to Data Port Options Table A 3 Local Loopback ATI Control via CT141 can be disabled DTE via CT144 Refer to Data Port Options Table A 3 NMS November 1997 7610 A2 GB20 10 Device Reset 7610 A2 GB20 10 Table 7 2 Loopbacks 2 of 2 Testing Loopback Type Initiated By Notes Network initiated 56 kbps DSU Loopback Non latching loopback DDS Network When IMC is enabled the aggregate data stream is looped back to the network Cannot be disabled by user Network initia
75. e DDS network speed if the In band Management Channel is enabled 2 This speed is only valid when the port is configured for asynchronous operation The following are not supported m rs232PortInFlowType rs232PortEntry 7 m rs232PortOutFlowType rs232PortEntry 8 Asynchronous Port Table Objects The Asynchronous Port Table Objects contains an entry for the Management port when the port is configured for asynchronous operation and for the Terminal port For this unit entries in the table that are counters rs232AsyncPortEntry 6 8 are used to collect statistics only and are not supported Table C 9 Asynchronous Port Table Objects 1 of 2 Object Description Setting Contents rs232AsyncPort Bits rs232Async PortEntry 2 Specifies the number of bits in a character 7 8 Supports only the following values 7 bit characters 8 bit characters rs232AsyncPort StopBits rs232Async PortEntry 3 Specifies the number of stop bits supported Supports only the following values one 1 One stop bit two 2 Two stop bits one and half 3 One and a half stop bits November 1997 7610 A2 GB20 10 MIB Descriptions Table C 9 Asynchronous Port Table Objects 2 of 2 Object Description Setting Contents rs232AsyncPort Specifies the type of parity Supports only the following values Parity used by the port eee rs232Async none 1 No parity bit
76. e Unit Data communications equipment that provides an interface between the DTE and the digital network Data Terminal Equipment The equipment such as computers and printers that provides or creates data Data Terminal Ready An ElA lead standard for V 24 circuit CT 108 an input signal DTE to DCE Electronic Industries Association This organization provides standards for the data communications industry to ensure uniformity of interface between DTEs and DCEs The EIA s standards defining the 25 pin interface between the DTE and DCE MIB objects unique to Paradyne devices An excessive bipolar violation condition results when at least one invalid bipolar violation has occurred every 20 milliseconds for 2 seconds A predetermined set of configuration options for general operation Federal Communications Commission Board of Commissioners that regulates all U S interstate intrastate and foreign electrical communication systems that originate from the United States A switching interface that is designed to get frames from one part of the network to another as quickly as possible The capability to transmit in two directions simultaneously High Level Data Link Control A communications protocol defined by the International Standards Organization ISO Internet Control Management Protocol Internet protocol that allows for the generation of error messages tests packets and information messages related to IP In band Man
77. e unit C 18 November 1997 7610 A2 GB20 10 Standards Compliance for SNMP Traps SNMP Traps Overview This section describes the unit s compliance with SNMP standards and any special operational features for the SNMP traps supported The unit supports the following user interface traps along with several enterprise specific traps m authenticationFailure warmStart m linkUp linkDown Trap authentificationFailure 7610 A2 GB20 10 SNMP Trap Description Possible Cause authenticationFailure Failed attempts to access the unit SNMP message not properly authenticated Three unsuccessful attempts were made to enter a correct login password combination IP address security is enabled and a message was received from SNMP manager whose address was not on the list of approved managers There are no variable bindings November 1997 D 1 Standards Compliance for SNMP Traps Trap warmStart SNMP Trap Description Possible Cause warmStart The unit has reinitialized itself The trap is sent after the unit resets and stabilizes There are no variable bindings Reset command Power disruption Traps linkUp and linkDown The link SNMP traps are linkUp The unit recognizes that one of the failed communication interfaces is operational up linkDown The unit recognizes a failure in one of the communication interface
78. ection the message control is based on the next option Alarm amp Trap Dial Out External Device Commands must be configured for AT or Other in External Device Options Table A 6 Disable ASCII alarm messages are not generated or sent Alarm amp Trap Dial Out Possible Settings Enable Disable Default Setting Disable When there is no active connection this option controls whether generating an ASCII alarm or SNMP trap results in automatic call initiation Enable Automatically places a call via the external device connected to the Management port To send out SNMP traps SNMP Management must be enabled in Table A 10 m When Port Use is set to Net Link in Table A 5 up to ten SNMP traps are queued at the interface The Primary Directory phone number is dialed Refer to the Call Setup section of Chapter 3 Refer to the Call Retry option for handling of incomplete call attempts Disable Automatic call initiation is disabled and alarm messages are discarded SNMP traps are retained until a connection is established A 20 November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 8 Alarms amp Traps Options 2 of 2 SNMP Trap Disconnect Possible Settings Enable Disable Default Setting Enable Determines if a Management port external device connection is dropped after sending an SNMP trap Acall established to send out an ASCII alarm always disconnects automati
79. ed is disabled the Terminal port access is level 1 If Login Required is enabled the effective level is the Login ID access level Level 2 This access level overrides a Login ID with an access level 1 If a Login ID has an access level of 3 the effective access level is 3 Level 3 This access level becomes the effective access level and overrides a Login ID with an access level of 1 or 2 NOTE Refer to the ATI Access section of Chapter 4 for access level details A 12 November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 4 Terminal Port Options 3 of 3 Inactivity Timeout Possible Settings Enable Disable Default Setting Disable Provides automatic logoff of an ATI session through the Terminal Port When the session is closed User Interface Idle appears on the screen and the unit toggles the Terminal port DSR lead Enable The ATI session terminates automatically after the Disconnect Time set in the next option When the session was occurring over an external modem connected to the Terminal port the modem will interpret the DSR toggle as DTR being dropped and disconnect Disable An ATI session through the Terminal port will remain active indefinitely Disconnect Time minutes Possible Settings range 1 60 Default Setting 5 Number of minutes of inactivity before the ATI session terminates automatically Timeout is based on no keyboard activity Disconnect
80. ember 1997 7610 A2 GB20 10 Using the ATI Switching Between Screen Work Areas Selecting Ctrl a allows you to switch between the two screen work areas to perform all screen functions To access the screen function area below the dotted line B gt Procedure 1 Press Ctrl a to switch from the screen area to the screen function key area below the dotted line The available selections for the first input field appear on the last line as shown below 2 Select either the function s designated underlined character or press the tab key until you reach the desired function key Example To leave the current screen enter e or E Exit 3 Press Return The function is performed 4 To return to the screen area above the dotted line press Ctrl a again main configuration edit user mgmt Device Name Model 7610 MANAGEMENT PORT OPTIONS Port Use Net Link Port Type Synchronous Clock Source Internal Data Rate Kbps 9 6 Routing Information Protocol None Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Select None Net Link Alarms Ending a Session Use the Exit function key from any screen to terminate the session gt Procedure 1 Press Ctrl a to go to the screen function key area below the dotted line 2 Save changes if you have altered your configuration 3 Select Exit and press Return The Main Menu appears 7610 A2 GB20 10 November 1997 2 7 Customizing the SNMP DSU Entering
81. equest to Send RTS 105 To DSU In C Clear to Send CTS 106 From DSU Out D Data Set Ready DSR 107 From DSU Out E Received Line Signal Detector 109 From DSU Out F RLSD or LSD Data Terminal Ready DTR 108 1 2 To DSU In H Remote Loopback RL 140 To DSU In N Local Loopback LL 141 To DSU In L Transmitted Data TXD 103 To DSU In P A S B Received Data RXD 104 From DSU Out R A T B Transmitter Signal Element Timing 113 To DSU In U A DTE Source XTXC or TT W B Receiver Signal Element Timing 115 From DSU Out V A DCE Source RXC X B Transmitter Signal Element Timing 114 From DSU Out Y A DCE Source TXC AA B Test Mode Indicator TM 142 From DSU Out NN November 1997 E 3 Cables and Pin Assignments Standard EIA 232 D Crossover Cable E 4 A standard crossover cable can be used to connect either the Terminal port or the Management port to an external modem Pin 14 P1 Pin 1 Pin 1 Plug Pin14 _ Pin 13 Pin 25 Pin 25 Pin 13 P1 Pin Pin p2 Chassis Ground 1 1 Chassis Ground TXD 2 2 TXD RXD 3 3 RXD RTS 4 4 RTS 5 5 DSR 6 6 DSR Signal Ground 7 7 Signal Ground CD RLSD 8 8 CD RLSD RXC RXC DTR DTR XTXC XTXC 496 15180 November 1997 7610 A2 GB20 10 Cables and Pin Assignments LAN Adapter Converter and Cable The following figure shows the m Pin assignments for the DB25 plug to modu
82. erprise Specific Traps Enable Disable Link Traps Disable Up Down Both Link Trap Interfaces Network Port Both November 1997 7610 A2 GB20 10 MIB Descriptions MIB Description Overview The following sections show generally how the SNMP DSU supports MIB objects relative to their RFC description MIBs are available on the World Wide Web site listed on Page A the reverse side of the title page of this document MIB II RFC 1213 and RFC 1573 The unit supports the following MIB II object groups as defined in RFC 1213 and RFC 1573 7610 A2 GB20 10 System Group Objects Interfaces Group Objects Supported for the DDS network interface User Data DTE port Terminal port Management port and the IMC as defined in RFC 1573 the Evolution of the Interfaces Group Interfaces Group Objects Extension to Interface Table ifXTable Interface Stack Group Objects Interface Test Group Objects IP Group Objects ICMP Internet Control Management Protocol Group TCP Transmission Control Protocol Group UDP User Datagram Protocol Group Transmission Group Objects Supported on the DDS network interface using the DDS Enterprise MIB Supported on the User Data DTE port Terminal port and Management port using the RS 232 like MIB SNMP Group November 1997 C 1 MIB Descriptions The following MIB II groups are not supported Address Translation Group Exterior Ga
83. fer to the Alarm Messages section in Chapter 8 7610 A2 GB20 10 November 1997 A 7 Configuration Option Tables A 8 Table A 2 Network Interface Options 4 of 4 In Band Framing Alarm Possible Settings Enable Disable Default Setting Enable When an in band framing condition is detected on the network interface an ASCII alarm is generated In Band Framing Alarm option does not appear when the In Band Management Channel Rate bps is disabled Enable Generates an ASCII alarm when a in band framing condition is detected Disable No ASCII alarm is generated NOTE Additional settings are required to send out an ASCII alarm Refer to the Alarm Messages section in Chapter 8 November 1997 7610 A2 GB20 10 Configuration Option Tables Data Port Options Menu 7610 A2 GB20 10 For Data Port Options refer to Table A 3 To access the Data Port Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit Data Port Table A 3 Data Port Options 1 of 3 Invert Transmit Clock Possible Settings Enable Disable Default Setting Disable The DSU clock provided on Interchange Circuit CT114 Transmit Signal Element Timing DCE source TXC is phase inverted with respect to Interchange Circuit CT103 Transmitted Data TXD Recommended when data errors are occurring due to long cable lengths Enable The DSU supplied
84. form validation checks on the IP address of an SNMP management system attempting to access the DSU Specifying read or read write access for each NMS authorized to access the unit 4 6 November 1997 7610 A2 GB20 10 IP Addressing Selecting an IP Addressing Scheme You can select from many IP addressing schemes to provide SNMP NMS connectivity Review the following information in preparation for selecting an IP addressing scheme Assign IP addresses to The Management port The IMC Refer to the P Addressing Scheme Examples section m When the Routing Information Protocol RIP option is set to Proprietary IP routing information is automatically passed between interconnected DSUs from the network side Refer to Management Port Options Table A 5 However verify that a route to the subnet s is set in the NMS s or local router s routing table This equipment will not automatically receive routing information due to the proprietary protocol The gateway to subnet s is through the DSU connected to The LAN using a LAN adapter or A router terminal server or NMS via PPP or SLIP link layer protocols m Each DSU s routing table supports a maximum of 20 routes even though a single route is all that is needed to reach every device on a subnet Seta default route only for devices directly connected to the DSU s Management port Any legal host address is allowed for a given subnet the address choice
85. haracters section Clear Clears the Community Name 1 field Name 1 Access Possible Settings Read Read Write Default Setting Read Set the access level for the Community Name 1 created in the previous option Read Allows a read only access i e SNMP Get to accessible MIB objects Read Write Allows both an SNMP Get and Set to MIB objects Write access allowed to all MIB objects specified as read write in the MIB RFC Community Name 2 Possible Settings ASCII Text Clear Default Setting blank Community Name of external SNMP Managers allowed access to the DSU s MIB This community name must be supplied by an external SNMP manager attempting to access a MIB object Level of access is set in the next option Name 2 Access ASCII Text Enter a maximum of 255 ASCII printable characters Refer to the ASCII Characters section Clear Clears the Community Name 2 field November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 10 General SNMP Management Options 2 of 2 Name 2 Access Possible Settings Read Read Write Default Setting Read Set the access level for the Community Name 2 created in the previous option Read Allows a read only access i e SNMP Get to accessible MIB objects Read Write Allows both an SNMP Get and Set to MIB objects Write access allowed to all MIB objects specified as read write in the MIB RFC SNMP NMS Se
86. he ATI Use the following keyboard keys to navigate within the screen To Press Move cursor between the screen area and the screen function Ctrl a keys area below the dotted line at the bottom of the screen Return to the previous screen Esc Move cursor to the next field on the screen Tab Accept entry or display valid options on the last row of the screen when pressed before entering data or after entering invalid data Return Enter Move cursor one position to the left Ctrl k Select the next valid value for the field Spacebar Delete character that the cursor is on Delete Del Move cursor up one field within a column on the same screen Up Arrow or Ctrl u Move cursor down one field within a column on the same screen Down Arrow or Ctrl d Move cursor one character to the right if in edit mode Right Arrow or Ctrl f Move cursor one character to the left if in edit mode Left Arrow or Ctrl b Redraw the screen display clearing information typed in but not yet entered Ctrl l To make a menu or field selection gt Procedure 1 Press the tab key or the right arrow key to position the cursor on a menu or field selection Each selection is highlighted as you press the key to move the cursor from position to position 2 Press Return The selected menu or screen appears 3 Continue Steps 1 and 2 until you reach the screen you want November 1997 2 5 U
87. he network destination path of each trap manager n is the number of the manager from 1 to 6 Default Uses the address set in the Default Network Destination in Table A 9 Mgmt The Management port is the network destination Port Use option must be set to Net Link in Table A 5 IMC The In Band Management Channel is the default network destination a In Band Management Channel Rate bps option must be set to 1600 4000 or 8000 bps in Table A 2 November 1997 A 27 Configuration Option Tables Table A 12 SNMP Traps Options 2 of 2 General Traps Possible Settings Disable Warm AuthFail Both Default Setting Both Determines which SNMP traps are sent to each trap manager Disable No general trap messages are sent Warm Sends trap message for warmStart AuthFail Sends trap message for authenticationFailure Both Sends both trap messages NOTE Refer to Standards Compliance for SNMP Traps Appendix D Enterprise Specific Traps Possible Settings Enable Disable Default Setting Disable This option is used to determine if SNMP traps are generated for enterprise specific events Enable SNMP traps are generated for enterprise specific events NOTE Refer to the Traps Enterprise Specific section of Appendix D Disable No enterprise specific event traps are sent Link Traps Possible Settings Disable Up Down Both Default Setting
88. ion November 1997 7610 A2 GB20 10 Testing Ending an Active Test A test initiated by the user can be ended by the user A Test Timeout option is available to automatically terminate a user initiated Loopback or Pattern test as opposed to manually terminating a test after it has been running a specified period of time Refer to System Options Table A 1 Test Timeout does not pertain to tests commanded by the Network such as the network initiated CSU and DSU Loopbacks DTE such as the DTE initiated Local Loopback On each test screen is a command column Pressing Return when the cursor is on the Start command stops the test m Use the Abort All Tests selection from the Test menu to stop all tests running on all interfaces with the exception of network or DTE initiated loopbacks Command Complete appears when all tests on all interfaces have been terminated Test Status Messages The Test Status Messages in Table 7 1 appear in the right most column of the System and Test Status screen For additional information on loopbacks refer to Loopbacks Table 7 2 Table 7 1 Test Status Messages 1 of 2 Test Status Message Meaning CSU Loopback Active A CSU Loopback toward the network is currently active Only applies to a test initiated by the user via the ATI or the NMS DSU Loopback Active A DSU Loopback toward the network is currently active Only applies to a test initiated by the user via the
89. ion Login IDs are created with a password and access level Refer to the Creating a Login section of Chapter 4 Enable Security is enabled When access is attempted via Telnet the user is prompted for a Login ID and password Disable No Login required for a Telnet session November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 7 Telnet Session Options 2 of 2 Session Access Level Possible Settings Level 1 Level 2 Level 3 Default Setting Level 1 The Telnet session access level is interrelated with the access level of the Login ID Level 1 This is the highest access level Access level is determined by the Login ID If Login Required is disabled the session access is level 1 Level 2 This access level overrides a Login ID with an access level 1 If a Login ID has an access level of 3 the effective access level is 3 Level 3 This access level provides the effective access level and overrides the access level of a Login ID NOTE Refer to the AT Access section of Chapter 4 for access level details Inactivity Timeout Possible Settings Enable Disable Default Setting Disable Provides automatic logoff of a Telnet session Enable The Telnet session terminates automatically after the Disconnect Time set in the next option Disable A Telnet session will not be closed due to inactivity Disconnect Time minutes Possible Settings range 1
90. ion cannot be forced to end To automatically log out a user due to inactivity enable the Inactivity Timeout option see Terminal Port Options Table A 4 The user interface is blank until activated Press Return to activate the user interface Security can limit ATI access several ways To setup security or a login ID refer to Security Chapter 4 Connecting to the Terminal Port Verify that the settings of the device that you connect to the Terminal port match these factory loaded option default settings Data rate set to 9 6 kbps Character length set to 8 Parity set to None Stop Bits set to 1 To change the Terminal Port settings refer to Terminal Port Options Table A 4 7610 A2 GB20 10 November 1997 2 1 Using the ATI Main Menu Entry to all of the DSU s tasks begins at the Main Menu screen which has four menus or branches Select To Status View diagnostic tests network status of interfaces statistics LEDs and DSU identity information Test Select and cancel tests for the DSU s interfaces Configuration Display and edit the configuration options Control Control the user interface for call setup device naming and login administration or to initiate a power up reset of the DSU MAIN MENU Status Test Configuration Control Status Test Configuration Control System and Test Status Network Tests Edit Display Call Setup e Network Interface S
91. it streams American Standard Code for Information Interchange A 7 bit code that establishes compatibility between data services ASCII is the standard for data transmission over telephone lines Devices that can be attached either locally or remotely to display or print the DSU s alarm messages A data transmission that is synchronized by a transmission start bit at the beginning of a character five to eight bits and one or more stop bits at the end Attention Command Set A group of commands issued from an asynchronous DTE that allows control of the modem while in Command mode All commands must begin with the characters AT and end with a carriage return Asynchronous terminal interface This feature allows a device to be controlled from an async asynchronous terminal like an ASCII VT100 compatible terminal An operational mode in which the DSU forces automatic setting of the DDS line rate speed 56 or 64 kbps as soon as a valid DDS network signal is detected The auxiliary communications port on a router Bipolar Violation A modified bipolar signaling method in which a control code is inserted Circuit Card Assembly A printed circuit board to which separate components are attached Consultative Committee on International Telegraphy and Telephony See ITU Carrier Detect A signal indicating that energy exists on the transmission circuit Associated with Pin 8 on an EIA 232 interface An independent data path Contr
92. itional settings are required to send out an ASCII alarm Refer to the Alarm Messages section in Chapter 8 Out of Service Alarm Possible Settings Enable Disable Default Setting Enable When an OOS condition is detected on the network interface an ASCII alarm is generated Out of Service Alarm option appears when the Operating Mode is set to DDS in Table A 1 Enable Generates an ASCII alarm when an out of service condition is detected Disable No ASCII alarm is generated NOTE Additional settings are required to send out an ASCII alarm Refer to the Alarm Messages section in Chapter 8 Out of Frame Alarm Possible Settings Enable Disable Default Setting Enable When an OOF condition is detected on the network interface an ASCII alarm is generated Enable Generates an ASCII alarm when an out of frame condition is detected on the network interface Disable No ASCII alarm is generated NOTE Additional settings are required to send out an ASCII alarm Refer to the Alarm Messages section in Chapter 8 Excessive BPV Alarm Possible Settings Enable Disable Default Setting Enable When a Bipolar Violation condition is detected on the network interface an ASCII alarm is generated Enable Generates an ASCII alarm when an excessive BPV condition is detected Disable No ASCII alarm is generated NOTE Additional settings are required to send out an ASCII alarm Re
93. k reported condition A specific item within the Management Information Base MIB Out Of Frame An error condition in which frame synchronization bits are in error A network reported condition Out of Service A digital network trouble signal Packet Assembler Diassembler A data network circuit with one control and one tributary device Point to Point Protocol A link layer protocol used by SNMP The rules that govern how devices exchange information on a network It covers timing format error control and flow control during data transmission Public Switched Telephone Network A network shared among many users who can use telephones to establish connections between two points A reinitialization of the device that occurs at power up or in response to a reset command Request for Comments The set of documents that describes the standard specifications for the TCP IP protocol suite November 1997 GL 3 Glossary RIP RLSD router RS 232 RTS RXC RXD SDLC SLIP SNMP subnet subnet address subnet mask synchronous TCP IP TDM Telnet TXC TXD UDP V 35 WAN GL 4 Routing Information Protocol Specifies the routing protocol used between DSUs Receive Line Signal Detect See CD A device that makes decisions about the paths network traffic should take and forwards that traffic to its destination A router helps achieve interoperability and connectivity between different vendor s equipment
94. l RFC 1213 and RFC 1573 2 cece eee eee eee C 1 RS 232 Like MIB RFC 1659 000 cece ees C 2 Enterprise MIB ODjOCtS e cieca chavs ead eae ed eee eee Hoe C 2 SVSICM NOUS ioei ina edad ariei thant ah oe Bhat dk De C 3 RS 232 Like MIB RFC 1659 0 00 ccc eee C 13 Enterpise MIB OBECIS oireen Peat tegen eee see pa ee C 18 D Standards Compliance for SNMP Traps m SNMP Traps Overview 0 0 cece eee eee eae D 1 Trap authentificationFailure 0 eee D 1 Tap WASAN ing bec oath a Ani Ai new Paredes i D 2 Traps linkUp and linkKDown 0 cece tee ees D 2 m Traps Enterprise Specific 2 0 0 c cee eee eee D 3 iv November 1997 7610 A2 GB20 10 Contents E Cables and Pin Assignments Glossary Index 7610 A2 GB20 10 Cabling OVEMEW ccccaccnedeehhevenrdeenhidcennveeneehndeeahie es E 1 Terminal Port EIA 232 Connector ccc ccc e eee nee ee nnna E 2 Management Port EIA 232 Connector 0 cece eee een ees E 2 V 35 User Data Port Connector i soccewca does wae Sad ews Hates a eee a E 3 Standard EIA 232 D Crossover Cable cece cece eee neces E 4 LAN Adapter Converter and Cable 0 cece eee n eee en eees E 5 Modular RJ48S DDS Network Interface Cable 0 0c eee E 5 November 1997 v About This Guide Document Purpose and Intended Audience This guide contains information needed to set up configure and operate the Model 7610 SNMP DSU
95. l loopback The local loopback ends when the DSU loopback terminates Disable Running a DSU loopback does not start a local loopback NOTE Refer to the Loopbacks and the Network Tests sections of Chapter 7 November 1997 A 9 Configuration Option Tables A 10 Table A 3 Data Port Options 2 of 3 Carrier Control by RTS Possible Settings Constant Switched Default Setting Constant Simulates Constant or Switched Carrier operation Carrier Control by RTS option appears when In Band Management Channel Rate bps is disabled in Table A 2 Constant The internal RTS is forced on and the DSU is in a constant Data Mode on the transmit line The external RTS lead is ignored The actual signal on the line is either all ones DMI or DTE transmitted data Switched RTS is monitored and CMI codes are transmitted when RTS is off CTS Control Possible Settings Standard Follow RTS Forced On Circuit Assurance Default Setting Standard Specifies the operation of the Interchange Circuit CT106 Clear to Send CTS which is an output from the DSU Standard CTS follows the internal RTS with a fixed delay except that CTS will be off when a network interface related alarm is detected or a test is active The active test may be initiated locally remotely or by the network Follow RTS CTS follows the external RTS lead without delay regardless of alarms and tests Forced On CTS is a
96. l port Session Access Level option of 1 2 or 3 for the Telnet Session m Disable the access Telnet Session option Management Port Use option In Band Management Channel Rate bps option for the IMC Dial In Access option for an External Device Refer to Effective Access Levels Table 4 1 SNMP security is handled through Community Names with access levels and IP address validation Refer to the Controlling SNMP Access section 7610 A2 GB20 10 November 1997 4 1 Security Creating a Login Logins apply to Terminal port and Telnet access to the ATI Six login ID password combinations are available Each Login ID and Password must be unique and include an access level For additional information regarding the ATI access using the Login Required option refer to the ATI Access section B gt Procedure 1 To create a login record follow this menu selection sequence Main Menu gt Control gt Administer Logins 2 Press Ctrl a to switch to the screen function key area below the dotted line 3 Select New and press Return 4 Create the login by entering the following fields For valid entries in the first two fields refer to the ASCII Characters section of Appendix A On the Administer Logins screen for the Enter Login ID 1 to 10 ASCII printable characters Password 1 to 10 ASCII printable characters Access Level Level 1 Level 2 or Level 3 NOTE
97. lar jack converter between the Management port and the 8 conductor LAN Adapter cable and Pin assignments for the custom 8 conductor cable with modular plugs on both ends between the converter and the LAN Adapter Plug to Modular RTS Rx Clock Frame Ground Unused T Jack Converter Cable Management 8 Position i Plug to Plug to Port DB25 Plug Modular Jack Modular Jack LAN Adapter Tx Clock 15 Unused Rx Data 3 i DTR Signal Ground i Tx Data Tx Data Signal Ground DTR Rx Data CD l CTS I I l 496 15179 Modular RJ48S DDS Network Interface Cable Network access is via a 14 foot modular cable with an RJ48S keyed plug connector on each end RJ48S DDS Network Interface Cable Functions Circuit Pin Transmitted data to the local loop R 1 Transmitted data to the local loop T Received data from the local loop T1 o n y Received data from the local loop R1 7610 A2 GB20 10 November 1997 E 5 Glossary agent aggregate ASCII ASCII Terminal or Printer asynchronous AT Command Set ATI autobaud mode AUX port BPV CCA CCITT CD channel CMI COM port configuration option CPE CSU CTS 7610 A2 GB20 10 A software program housed within a device to provide SNMP functionality Each SNMP agent stores management information and responds to the manager s request A single bit stream that combines two or more b
98. le Tests can be terminated manually from the Network Tests screen Refer to the Network Tests section of Chapter 7 NOTE Tests commanded by the DTE or network initiated tests are not affected by this test timeout Test Duration min Possible Settings 1 120 Default Setting 10 Number of minutes for a test to be active before automatically ending Test Duration min option appears when Test Timeout is enabled 1 to 120 Amount of time in minutes for a user initiated test to run before terminating Security Violation Alarm Possible Settings Enable Disable Default Setting Enable Issues an alarm when access to the unit is attempted and fails Enable Alarm generated when a security violation is detected Refer to the Trap authentificationFailure section of Appendix D for possible alarm causes Disable No alarm generated for a security violation November 1997 7610 A2 GB20 10 Configuration Option Tables Network Interface Options Menu For Network Interface Options refer to Table A 2 To access the Network Interface Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit Network Table A 2 Network Interface Options 1 of 4 Network initiated DSU Loopback 64K CC Possible Settings Enable Disable Default Setting Enable Indicates whether the access unit responds to a DSU latching loopback sequen
99. le A 9 General SNMP Management Options Table A 10 SNMP NMS Security Options Table A 11 SNMP Traps Options Table A 12 Management support through SNMP and Telnet session and communication protocols NOTE All changes to configuration options must be saved Refer to the Saving Configuration Options section of Chapter 3 7610 A2 GB20 10 November 1997 A 1 Configuration Option Tables MAIN MENU Status Test Configuration Control System Options Menu ae Configuration Edit Display System e Network Data Port User Interface Alarms amp Traps SNMP amp Communication User Interface Terminal Port Management Port External Device Telnet Session SNMP amp Communication Communication Protocol General SNMP Management SNMP NMS Security SNMP Traps 496 15178 For System Options refer to Table A 1 To access the System Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From gt Edit gt System Table A 1 System Options 1 of 3 Operating Mode Possible Settings DDS LADS Default Setting DDS 64 kbps CC The unit s operating mode depends upon the DSU s application DDS Standard DDS network operation The operating rate is either 56 kbps or LADS The Local Area Data Set operating mode requires that the local and remote units are connected directly to
100. lways forced on after the unit is powered up with a successful self test Circuit Assurance With circuit assurance CTS operates the same as the Standard option except that CTS will also be deasserted when CMI codes are being received RLSD Control Possible Settings Standard Forced On Default Setting Standard Specifies the operation of the Interchange Circuit CT109 Received Line Signal Detector RLSD or CD which is an output from the DSU Standard RLSD is asserted when Data Mode is on the receive line RLSD deasserts when a DDS facility alarm is detected or the DSU is receiving CMI codes Forced On RLSD is forced on after the unit is powered up with a successful self test DSR Control Possible Settings Standard Forced On On During Test Default Setting Standard Specifies the operation of the Interchange Circuit CT107 Data Set Ready DSR which is an output from the DSU Standard DSR is always asserted except when a DDS facility alarm is reported or the DSU is in Test mode Forced On DSR is forced on after the unit is powered up with a successful self test On During Test DSU operates the same as the Standard option except that DSR remains asserted when the DSU is in Test mode to allow the DTE to send test patterns November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 3 Data Port Options 3 of 3 Monitor DTR Possible Settings Enable
101. ly for any help needed For additional information concerning warranty service repair spare parts installation documentation or training use one of the following methods Via the Internet Visit the Paradyne World Wide Web site at http www paradyne com Via Telephone Call our automated call system to receive current information via fax or to speak with a company representative Within the U S A call 1 800 870 2221 International call 727 530 2340 ED Printed on recycled paper A November 1997 7610 A2 GB20 10 Contents About This Guide m Document Purpose and Intended Audience 022 2005 vii E Doc ment SUMMAN x0 ieee ries rinena EATE KEERI TEE EERE vii m Product Related Documents 0 002 c eee eee e eee eee eee viii 1 About the SNMP DSU m Model 7610 SNMP DSU Features 0 00000 c cece eee 1 1 SNMP Management Capabilities 0 20 0 c cece eee 1 2 MIB SUPDOMN wicedeissdexweneeesdauchia a abe date dieuctes 1 2 Supported Link Layer Protocols 00 ccceeeee eee eens 1 3 Typical SNMP DSU Configurations 0 0 cc eee eee 1 3 m Weer Interface Types 2ecck eerie de Ribbed he Reese a 1 4 m Rear Panel Interface Connections 00 cece eee ee eee 1 4 2 Using the ATI E ACCESSING THE AT ic ci eed ee Daas ese eae eee Seed ge 2 1 Connecting to the Terminal Port 00eeeee eee eee 2 1 E MANM sci os hoe hate tet ete Cee
102. me Contains the identification Supports only the following rs232OutSigEntry 2 of a hardware output signal values cts 2 Clear To Send dsr 3 Data Set Ready dcd 6 Received Line Signal Detector rs232OutSigState Contains the current signal Supports only the following rs232OutSigEntry 3 state values on 2 The signal is asserted off 3 The signal is deasserted rs232OutSigChanges Indicates the number of Increments the object each time rs232OutSigEntry 4 times that a signal has that the signal is sampled every changed from on to off or 100 ms and the signal state is off to on different from the previous state 7610 A2 GB20 10 November 1997 C 17 MIB Descriptions Enterprise MIB Objects The following lists the Paradyne Enterprise specific MIB Objects supported by the unit Device Configuration Variable pdn common 7 The variable devConfigAreaCopy in the devConfigArea group is supported This variable allows the entire contents of one configuration area to be copied into another configuration area The unit only supports the following values Table C 13 Device Configuration Variable Object Description Setting Contents devConfig A get of this object will always return noOp noOp 1 AreaCopy Copy from active area to customer 1 area active to customer1 2 Copy from active area to customer 2 area active to customer2 3 Copy from
103. mote terminal or IP network Refer to the Port Use option in Table A 5 for the Management port functions Disable Incoming calls from an external device are not answered Connect Prefix Possible Settings ASCII Text Clear Default Setting blank The connect prefix and directory phone number are used to establish a connection The connection can be initiated by the user or automatically established for dial out of ASCII alarms or SNMP traps Connect Prefix option appears when External Device Commands is set to Other ASCII Text Places a prefix in front of the phone number Enter a maximum of 20 characters Refer to the ASCII Characters section Clear Clears the field and sets to none November 1997 7610 A2 GB20 10 Configuration Option Tables Table A 6 External Device Options 2 of 3 Connect Indication String Possible Settings ASCII Text Clear Default Setting blank Determines if a connection is established The DSU searches the Management port receive data stream for the connect indication string and if not received within one minute the connection times out The connection can be initiated by the user or automatically established to dial out ASCII alarms or SNMP traps Connects Indication String option appears when External Device Commands is set to Other ASCII Text Enter a maximum of 20 characters Refer to the ASCII Characters section for valid ASCII characters an
104. n Assignments Terminal Port EIA 232 Connector The Terminal port connects to a PC or VT100 compatible terminal Signal Direction Pin Transmit Data TXD To DSU In 2 Received Data RXD From DSU Out 3 Request to Send RTS To DSU In 4 Clear to Send CTS From DSU Out 5 Data Set Ready DSR From DSU Out 6 Signal Ground SG 7 Carrier Detect CD From DSU Out 8 Data Terminal Ready DTR To DSU In 20 Management Port EIA 232 Connector E 2 The following table shows the signals and pin assignments for the Management port connector Signal Direction Pin Transmit Data TXD To DSU In 2 Received Data RXD From DSU Out 3 Request to Send RTS To DSU In 4 Clear to Send CTS From DSU Out 5 Data Set Ready DSR From DSU Out 6 Signal Ground SG 7 Carrier Detect CD From DSU Out 8 Transmit Clock TXC From DSU Out 15 Received Clock RXC From DSU Out 17 Data Terminal Ready DTR To DSU In 20 External Tx Clock XTXC To DSU In 24 November 1997 7610 A2 GB20 10 Cables and Pin Assignments V 35 User Data Port Connector 7610 A2 GB20 10 The following table provides the pin assignments for the 34 position V 35 connector to the User Data terminal equipment 34 Pin ITU Socket Signal CT Direction Connector Signal Ground Common 102 B R
105. n cavds cidade cathe Metis RENER EREDE we 8 4 WOUDIGSTIOOUNG lt 0 o duane oreo deere dh vee deer een ea eee ee 8 5 November 1997 iii Contents A Configuration Option Tables Configuration Option Tables Overview cc cece eee eens A 1 m System Options Menu 2 0 cece eee eee eee A 2 m Network Interface Options Menu 0 000 e ee eee eee A 5 E Data Port Options MENU 0 c p2e cites bebe hee beeen ees A 9 m User Interface Options Menu 00 cece eee eee A 11 Terminal Port Option lt 5 c00cevecck ever veeey eee ee ee cance A 11 Management Port Options 0000 cece eee e eee ees A 13 External Device Options for the Management Port A 15 Telnet Session Op ONS e keria esac decie inana dein i manui kikii ie A 18 Alarms amp Traps Options Menu scssi caisi rii sisii i tugined aeiia A 20 SNMP amp Communication Options Menu 00 eeeeeeeeeee A 22 Communication Protocol Options 000c eee eee eee A 22 General SNMP Management Options 2000ee eee A 24 SNMP NMS SecurityOplions i ssceie biol penitant ei nahid ei A 25 SNMP Traps OPIONS oi s ch4 adda heed he Bee e eai A 27 E ASCII Characters cc geet dest ody cides pense Sates ENA date eocte rs A 29 B Worksheets OO E a E E E EE E EEEE B 1 m Configuration Worksheets 000 ccc eee teen eee B 1 C MIB Descriptions m MIB Description Overview 0 0c c eee tenets C 1 MIB I
106. nly of configuration option settings If the effective access level is not an access level of 1 The last line of the Load Configuration From screen reads Access Level is n Configuration is read only The Save prompt will not appear on any screens Refer to Security Chapter 4 Saving Configuration Options When changes are made to the configuration options the changes must be saved to take effect The Save key and Save Configuration To screen appear when the user has an effective access level of 1 All other effective access levels have read only permission To save configuration options changes B gt Procedure 1 Press Ctrl a to switch to the screen function key area below the dotted line 2 Select Save and press Return The Save Configuration To screen appears 3 Select one of the three configuration option areas on the screen and press Return When Save is complete Command Complete appears in the message area at the bottom of the screen NOTE When Exit is selected before Save a Save Configuration screen appears requiring a Yes or No response If you select Then Yes The Save Configuration To screen appears No The Main Menu appears and changes are not saved 3 4 November 1997 7610 A2 GB20 10 Customizing the SNMP DSU Establishing Call Setup From the Control menu Call Setup is available for the Management port when connected to an external device such as a modem or an X 25 P
107. number five times the alternate dial out directory phone number is dialed five times NOTE The Alternate Directory phone number is dialed Refer to the Call Setup section of Chapter 3 Disable No alternate phone number is used 7610 A2 GB20 10 November 1997 A 21 Configuration Option Tables SNMP amp Communication Options Menu The SNMP amp Communications Menu includes the following Communication Protocol Options Table A 9 m General SNMP Management Options Table A 10 m SNMP NMS Security Options Table A 11 SNMP Traps Options Table A 12 Communication Protocol Options To access the Communication Protocol Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication Communication Protocol Table A 9 Communication Protocol Options 1 of 2 Management Port IP Address Possible Settings 000 000 000 000 223 255 255 255 Clear Default Setting 000 000 000 000 Specifies the Internet Protocol address for the Management port Port Use option must be set to Net Link in Table A 5 for the Management Port IP Address to be effective 000 000 000 000 223 255 255 255 Sets the Management port IP address The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IP address and sets to all zeros NOTE This
108. ol Mode Idle A control signal sent over the DDS line to indicate that no data is being sent Communications port A computer s serial communications port used to transmit to and receive data from a DCE The DCE connects directly to this port Device software that sets specific operating parameters for the DSU Customer Premises Equipment Terminating equipment supplied by either the customer or some other supplier that is connected to the telecommunications network e g DSUs terminals phones routers modems Channel Service Unit The function of the DSU that protects the T1 line from damage and regenerates the T1 signal Clear to Send An ElA lead standard for V 24 circuit CT 106 an output signal DCE to DTE November 1997 GL 1 Glossary DCE DDS DMI DSR DSU DTE DTR EIA EIA 232 Enterprise MIB excessive BPV factory defaults FCC frame relay full duplex HDLC ICMP IMC interface IP IP address ITU LADS GL 2 Data Communications Equipment The equipment that provides the functions required to establish maintain and end a connection It also provides the signal conversion required for communication between the DTE and the network Digital Data Service Provides digital communication circuits Data Mode Idle Refers to a sequence of ones transmitted or received on the DDS network Data Set Ready An EIA lead standard for V 24 circuit CT 107 an output signal DCE to DTE Data Servic
109. ompliance details Appendix E Cables and Pin Assignments Contains connector and interface details Glossary Defines acronyms and terms used in this document Index Lists key terms acronyms concepts and sections in alphabetical order Product Related Documents Document Number Document Title 7610 A2 GN10 Model 7610 SNMP DSU Startup Instructions To order additional product documentation refer to the Warranty Sales and Service Information section on page A at the beginning of this User s Guide Viii November 1997 7610 A2 GB20 10 About the SNMP DSU Model 7610 SNMP DSU Features The SNMP DSU provides an interface between the customer premises equipment CPE and a DDS network Its features include 7610 A2 GB20 10 SNMP Simple Network Management Protocol Management Provides network management via an industry standard SNMP management system In band Management Channel IMC Provides remote management via SNMP or Telnet session capability over the DDS network Async Terminal Interface ATI Provides a menu driven VT 100 compatible interface for configuring and managing the DSU locally or remotely by Telnet session or External Modem Local Management Provides local management via an Async terminal connection through the Terminal port NMS connection through the Management port Remote Management Provides remote management Out of band using an external modem through the Terminal port or Management
110. on or operation it was in when the system pause was initiated with the Terminal port data rate returning to its configured rate If yes or y is entered the DSU resets itself and initiates a Device Self Test Connectivity is restored and the Main Menu screen appears November 1997 7610 A2 GB20 10 Messages and Troubleshooting Messages and Troubleshooting There are many messages available to assess the status of the device and contribute to problem resolutions Refer to the following sections m Alarm Messages ASCII Alarms ASCII Alarm Messages Configuring SNMP Traps Dialing Out SNMP Traps m Device Messages Troubleshooting Alarm Messages Alarm messages and SNMP traps are unsolicited messages sent out from the DSU automatically when the DSU detects conditions set by the user ASCII Alarms Alarm messages are sent out to an ASCII terminal or printer via the Management port if Port Use is configured for Alarms Refer to Management Port Options Table A 5 Each ASCII Alarm Message to be generated has been enabled Refer to Network Interface Options Table A 2 and System Options Table A 1 ASCII Alarm Messages option is enabled Refer to Alarms amp Traps Options Table A 8 7610 A2 GB20 10 November 1997 8 1 Messages and Troubleshooting When individually enabled a specific alarm is sent at the start of the corresponding alarm condition If more than one alarm condition exists only the
111. onfiguration Option Tables Table A 4 Terminal Port Options 2 of 3 Parity Possible Settings None Even Odd Default Setting None Specifies Parity for the Terminal port None Provides no parity Even Parity is even Odd Parity is odd Stop Bits Possible Settings 1 1 5 2 Default Setting 1 Provides the number of stop bits for the Terminal port 1 1 5 or 2 Selects the number of stop bits Monitor DTR Possible Settings Enable Disable Default Setting Enable Specifies monitoring of the Data Terminal Ready DTR control lead Enable Standard operation of the DTR control lead Disable DTR is ignored Some external device connections may require this setting Login Required Possible Settings Enable Disable Default Setting Disable Used to secure access to the ATI through the Terminal port Login IDs are created with a password and access level Enable Security is enabled When ATI access is attempted through the Terminal port a screen appears that requires a Login ID and password Disable Main menu appears with no Login required NOTE Refer to the Creating a Login section of Chapter 4 Port Access Level Possible Settings Level 1 Level 2 Level 3 Default Setting Level 1 The Terminal port access level is interrelated with the access level of the Login ID Level 1 This is the highest access level If Login Requir
112. pback November 1997 7610 A2 GB20 10 Testing CSU or External Network Loopback CSU loopback is an external loopback that is located as close as possible to the network interface An active CSU loopback disrupts IP data going over the IMC CSU DTE DTE Aggregate DDS Port Interface pein ort CSU Loopback 496 15144 DSU or Internal Network Loopback DSU loopback is an internal loopback that is located as close as possible to the customer interface serving the DTE An active DSU loopback initiated from the network disrupts IP data going over the IMC However this test is not disruptive when initiated by the user via ATI or by the NMS Aggregate DTE Interface DSU Loopback 496 15160 DDS Network Port DTE Port Send V 54 Up Down Sequences The local DSU can send an ITU T V 54 Up or Down sequence to request the activation or termination of a DSU digital loopback of a remote unit This is the same as the DSU Loopback shown above except the test is activated remotely The DSU can send m In band V 54 Up activation code to request a Remote DSU Loopback V 54 Loop 2 at the remote DSU or m In band V 54 Down deactivation code to request the termination of a Remote DSU Loopback V 54 Loop 2 at the remote DSU Refer to the Network Tests section for an example of the Network Tests screen Select Send Sending appears in the Status column followed after 3 seconds by Command Complete at the bottom of
113. port Via Telnet through the Management port or the In band Management Channel IMC DDS Rates Operates at 56 and 64 kbps CC clear channel LADS Operation Local Area Data Set Operates at 56 and 64 kbps full duplex also called a limited distance modem Autorating of Line Rate Establishes the line rate from the network receive signal and automatically adjusts to the detected line rate Data Port Rates Supports the same rates as the DDS or LADS operating rates except when the IMC is enabled November 1997 1 1 About the SNMP DSU Alarm Indication Activates front panel LEDs and provides the capability of attaching an ASCII terminal or printer to display print alarm messages 7610 SNMP DSU 56 64K 496 15073 Diagnostics Provides the capability to diagnose device and network problems and perform tests including digital loopbacks pattern tests and self test Device and Test Monitoring Provides the capability of tracking and evaluating the unit s operation including health and status and error rate monitoring Two Customer Specified Configuration Storage Areas Allows quick access to alternate sets of configuration options Security Provides multiple levels of security which prevents unauthorized access to the DSU SNMP Management Capabilities The DSU supports SNMP Version 1 and has the capability of being managed by any industry standard SNMP manager and accessed using SNMP protocol by
114. r the LADS primary timing unit that establishes the timing for both point to point units External Timing is derived from the external clock provided by the DTE connected to the V 35 interface on circuit CT113 pins U W NOTE The valid rate generated by the DTE must be equal to the LADS line rate minus the configured rate of 1600 4000 or 8000 bps for the IMC if enabled Refer to the In Band Management Channel Rate bps option in Table A 2 Receive Timing is derived from the line receive signal unless the unit is running diagnostic tests During the tests the timing source is the internal clock This setting should be used for a LADS secondary timing unit LADS Line Rate Kbps Possible Settings 56 64 Default Setting 64 Line operating rate for LADS operation LADS Line Rate Kbps option appears when Operating Mode is set to LADS 56 56 kbps line rate Provides increased distance for the LADS applications 64 64 kbps line rate 7610 A2 GB20 10 November 1997 A 3 Configuration Option Tables A 4 Table A 1 System Options 3 of 3 Test Timeout Possible Settings Enable Disable Default Setting Enable Allows user initiated tests to end automatically Recommend enabling when the unit is managed remotely through the IMC to avoid the requirement to terminate the test manually Enable User initiated loopback and pattern tests end when test duration is reached Disab
115. r the alternate Management port IP address and subnet mask Refer to Communication Protocol Options Table A 9 The IMC Assign the IP address and subnet mask Refer to Network Interface Options Table A 2 Choosing a Default Network Destination 5 4 The SNMP NMS Security Options screen provides options to perform security checking on the IP address of the SNMP management system attempting to communicate to the DSU Refer to SNMP NMS Security Options Table A 11 You can route an SNMP or Telnet session to a default network destination To configure a Default Network Destination follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication Communication Protocol Refer to Communication Protocol Options Table A 9 November 1997 7610 A2 GB20 10 Monitoring the DSU What to Monitor This chapter presents information on how to access and monitor DSU status and performance statistics on the DDS network You can monitor DSU operations by viewing LEDs on the ATI Status screen or the DSU s front panel Unit Status screen on the ATI Highest priority Health and Status message displays on the right on the last line of all screens Network Interface Status screen on the ATI Network Performance Statistics screen on the ATI NMS via SNMP MIB objects Refer to MIB Descriptions Appendix C for the SNMP MIBs supported by the DSU DSU LEDs
116. re of the DSU s integrated circuit chips has failed device level testing 1 Reset the DSU and try again 2 Call your service representative for assistance if Memory Fail DSU failed memory verification the message reappears Passed The DSU has been plugged in or reset and has passed the diagnostic test There are no other status messages No action needed Network Interface Status The network interface status fields are read only m Line Rate Kbps If the DSU is connected to an operating line and the Line Rate Kbps shows Autobaud and does not change to a line rate within about 25 seconds Line Rate Kbps may have to be reconfigured manually Refer to System Options Table A 1 m Loop Loss dB The loop loss is the loss of signal strength of the receive line signal from the local loop To view the Network Interface Status follow this menu selection sequence Main Menu gt Status Network Interface Status Table 6 3 Network Interface Status Screen Contents Field Status What the Status Indicates Line Rate Kbps 56 Kops Line rate on the network interface 64 CC Autobaud indicates the DSU is 64 LADS trying to determine the network line Autobaud rate This should be a temporary condition No Signal No signal can be detected over the network interface Loop Loss dB 0 to 65dB Amount of loop loss loss of signal strength of the receive line signal from the loc
117. ro encoding rs232SyncPort Specifies the method used Supports only the following values RTSControl to control the RTS signal rs232Sync Refer to Data Port Options controlled 1 For User Data port this PortEntry 10 Table A 3 value is used when the Data Port option i Carrier Control by RTS is set to Switched constant 2 For User Data port this value is used when the Data Port option Carrier Control by RTS is set to Constant This is the only valid value for the Management port November 1997 MIB Descriptions Table C 10 Synchronous Port Table Objects 2 of 2 Object Description Setting Contents rs232Sync PortEntry 11 rs232SyncPort RTSCTSDelay Reports the interval in milliseconds that the port waits after RTS is asserted before asserting CTS Supports only the following read only values 0 The port does not have to wait Only valid for Management port integer number represents milliseconds It is only valid for the user data port when Carrier Control by RTS is set to Switched and corresponds to approximately 21 bit time intervals at the operating DDS rate Mode rs232Sync PortEntry 12 rs232SyncPort Specifies the port s mode of data transfer Supports only the following value fdx 1 Full duplex The following are not supported m rs232SyncPortldle Pattern rs232SyncPortEntry 13 m rs232SyncPortMinFlags rs232SyncPortEnt
118. ry 14 Input Signal Table Objects The Input Signal Table Objects contains entries for the input signals that can be detected by the unit for the synchronous user data port Clarification for objects contained in this table as it applies to the unit is provided below Table C 11 Input Signal Table Objects Object Description Setting Contents rs232InSigName rs232InSigEntry 2 Contains the identification of a hardware input signal Supports only the following values rts 1 Request To Send dtr 4 Data Terminal Ready rs232InSigState rs232InSigEntry 3 state Contains the current signal Supports only the following values on 2 The signal is asserted off 3 The signal is deasserted rs232InSigChanges rs232InSigEntry 4 Indicates the number of times that a signal has off to on changed from on to off or The object is incremented each time that the signal is sampled every 100 ms and the signal state is different from the previous state November 1997 7610 A2 GB20 10 MIB Descriptions Output Signal Table Objects The Output Signal Table Objects contains entries for the output signals that can be asserted by the unit for the synchronous User Data port Clarification for objects contained in this table as it applies to the unit is provided below Table C 12 Output Signal Table Objects Object Description Setting Contents rs232O0utSigNa
119. s The following table describes the conditions that define linkUp and linkDown for each interface Interface linkUp Down Variable Bindings Possible Cause Physical Sublayer Represented by the entry in the MIB II Interfaces Table DDS network Supported by the media specific DDS Enterprise MIB m iflndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 ddsStatus DDS Enterprise MIB linkDown One or more alarm conditions are active on the interface Alarm conditions include No Signal Out of Service Out of Frame Crossed Pair Detected In band Framing Error Excessive Bipolar Violations BPVs linkUp No alarms on the interface Synchronous User Data Port Supported by the media specific RS232 Like MIB iflndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 linkDown The Alarm condition active on the interface is DTR Off The DTR alarm condition only generates a linkUp linkDown trap if the DTE supports the DTR lead linkUp No alarm on the interface D 2 November 1997 7610 A2 GB20 10 Traps Enterprise Specific 7610 A2 GB20 10 Standards Compliance for SNMP Traps The enterpriseSpecific trap indicates that an enterprise specific event has occurred The Specific trap field in the Trap PDU identifies the particular trap that occurred
120. s Cade Renae eRe ad 2 2 E Sereen Format Type 4 2 ones aia a deca E E NR rs 2 3 What Affects Screen Displays 200 cee eeeee eee eens 2 3 Screen Work Areas 0 cc ect ee eee ee aes 2 4 a Navigating the Screens sessi erisakaan ea nialeie deena dia h i eae ys 2 5 Keybbald KeySi c sicker eiiee dane ead K E nee nek AER R each y ea 2 5 SCESNFUNCHON KEYS iiaii duvet Wh dae sae Mh aE eo 2 6 Switching Between Screen Work Areas cece cece eens 2 7 E Endingia Session aieeaii a eee eee ee ee ee 2 7 7610 A2 GB20 10 November 1997 Contents 3 Customizing the SNMP DSU m Entering Device and System Information 0020eee eee eee 3 1 Sylen FIGIAS sie yi ok a ee ORE EE Ee bE eee REA 3 2 identity MOMania Cees tere Sethe sade Sengest 3 2 E Coniguring the DSW c ccece 3 aneredee erates ker eudesaeeee seer 3 3 Configuration Option Areas 0 0c cece eee eee 3 3 Accessing and Displaying Configuration Options 3 4 Saving Gontiguration OpUONS 3 246 42010245 se vae ee edieieennnae gs 3 4 m Establishing Call Setup ics tisa mieni iaei aeii eee eee 3 5 Call Directories SCree n iaoiai miia shored Wh eed tas A ee hae 3 5 Call Setup SCh6 M x epee di ivwsdieeei eves neeewi ieee doeerseres 3 7 4 Security E SCuily OVEWIOW o 6 2cc00 dennint au aiiai da ka eade ia h i aaia 4 1 Gieamg a EOGI i ira iar aair aa ia aaaea aea a eaa ea a e a 4 2 Deleting a LOG riina eia iea iaa Albee Kaaa Weed a ania 4 3
121. set for synchronous communication Clock Source Possible Settings Internal External Default Setting Internal Specifies internal or external clocking Clock Source option appears when Port Type is set to Synchronous Internal Clocking is provided internally External Clocking is provided externally The Management port is always defined as a DCE This option setting forces the Management port to use external transmit clocking XTXC or TT from a connected device DTE Data Rate Kbps Possible Settings 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Default Setting 9 6 Specifies the Management port data rate in kbps Data Rate Kbps option does not appear when Port Type is set to Synchronous with Clock Source set to External 2 4 to 38 4 Selects a Management port data rate from 2 4 to 38 4 kbps 2 4 kbps and 4 8 kbps only appear when Port Type is set to Asynchronous Character Length Possible Settings 7 8 Default Setting 8 Specifies the number of bits needed to represent one character Character Length option appears when Port Type is set to Asynchronous 7 or 8 Sets the bits per character Parity Possible Settings None Even Odd Default Setting None Specifies the Parity on the Management port Parity option appears when Port Type is set to Asynchronous None Provides no parity Even Parity is even Odd Parity is odd November
122. sing the ATI The current setting or value appears to the right of the field name You can enter information into a selected field by Typing in the first letter s of a field value or command using the DSU s character matching feature Switching from the screen area to the screen function area below the dotted line and selecting or entering the designated screen function key If a field is blank and the Field Values screen area displays valid selections press the spacebar and the first valid value for the field will appear Continue pressing the spacebar to scroll through other valid values Screen Function Keys All screen function keys located below the dotted line operate the same way upper or lowercase throughout the screens For the screen function Select And press Return to MainMenu Morm Return to the Main Menu screen Exit Eore Terminate the async terminal session New Norn Enter new data Modify Ooro Modify existing data Delete Lorl Delete data Save Sors Save information Refresh Rorr Update screen with current information Clear Corc Clear status messages for one time events on the System and Test Status screen ClrStats Corc Clear statistics and refresh the Network Performance Statistics screen PgUp Uoru Display the previous page PgDn Dord Display the next page ResetMon Rorr Reset an active Monitor 511 test counter to zero 2 6 Nov
123. t subsystem sysContact Provides the textual ASCII character string as set by the system 4 identification of the contact user person for this managed unit sysName Provides an ASCII character string as set by the system 5 administratively assigned user name for this managed unit sysLocation Provides the physical location ASCII character string as set by the system 6 for this managed unit user sysServices Functionality supported Object is set to 1 2 4 8 15 system 7 physical 1 Layer 1 functionality for all interfaces datalink subnetwork 2 Layer 2 functionality SLIP PPP for all management links internet 4 Layer 3 functionality IP for all management links end to end 8 Layer 4 functionality TCP UDP for all management links 1 The unit supports a 127 character string for this object An error message is sent to the NMS if an attempt is made to write set more than 127 characters November 1997 C 3 MIB Descriptions Interfaces Group The Interfaces Group as defined in RFC 1573 consists of an object indicating the number of interfaces supported by the unit and an interface table containing an entry for each interface Since RFC 1573 is an SNMPv2 MIB it is converted to SNMPVv1 for support by the unit The following table provides clarification for objects contained in the Interfaces group when it is not clear how the object definition in RFC
124. tatus Data Port Tests System Call Directories Performance Statistics Lamp Test Network Device Name Display LEDs Abort All Tests Data Port Administer Logins Identity User Interface Reset Device Alarms amp Traps SNMP amp Communication User Interface SNMP amp Communication Terminal P ort e Communication Protocol Management Port General SNMP Management External Device SNMP NMS Security Telnet Session SNMP Traps 496 14999 01 2 2 November 1997 7610 A2 GB20 10 Using the ATI Screen Format Types Three types of screen formats are available on the ATI Use the screen format To Menu selection Display a list of available functions for user selection Input Add or change information on a screen Input or edit fields that have an Underline in the field value or selection See Screen Work Areas Display Display configuration information and results from performance and DSU specific tests Display only fields that have no underline in the field value What Affects Screen Displays What appears on the screens depends on the Current configuration How your DSU is currently configured Effective security access level An access level that is typically set by the system administrator for each interface and each user Data selection criteria What you entered in previous screens 7610 A2 GB20 10 November 1997 2 3 Using the ATI
125. ted 64 kbps CC DSU Loopback Latching loopback DDS Network Includes optional data scrambling and uses 25 second timer to detect the network sequence When IMC is enabled the aggregate data stream is looped back to the network Can be disabled by user Remote Digital Loopback Remote unit sending V 54 sequence Same as a DSU Loopback but initiated by a remote unit via V 54 sequence When IMC is enabled only user data is looped back to the network Can be disabled locally Refer to Network Interface Options Table A 2 V 54 Sequences to remote unit ATI NMS DTE via CT140 Control via CT140 can be disabled Refer to Data Port Options Table A 3 The DSU can be reset locally or remotely From the Control menu select Reset Device and press Return The DSU reinitializes itself performing a Device Self Test Refer to Self Test Results Messages Table 6 2 Misconfiguring the DSU could make the user interface inaccessible leaving it in a state where an ATI session cannot be started through the Terminal port or via a Telnet session If this occurs DSU connectivity can be restored with a terminal that is directly connected and set for Terminal Port option defaults Two methods can be used to restore access to the ATI Both methods cause a device reset Reset Terminal Port Allows you to only reset the configuration options related to Terminal port usage No security related configuration options
126. terprise specific traps should be generated Only supports DDS network and User data port SNMP Traps must be enabled for the unit See SNMP Traps Option Table A 12 ifHighSpeed ifXEntry 15 Reflects the ifSpeed setting for the interface This object is supported as read only ifConnector Present ifXEntry 17 Indicates whether there is a physical connector for the interface true 1 Will always have this value for the DDS network Management port Terminal port and User Data port false 2 Will always have this value for the In band Management Channel November 1997 C 7 MIB Descriptions Interface Stack Group The Interface Stack Group is used by the unit to show the relationship between a logical interface and a physical interface The following table provides clarification for objects contained in the Interface Stack group when it is not clear how the object definition in RFC 1573 is supported by the unit Table C 4 Interface Stack Group Objects Object Description Setting Contents ifStackHigher Layer ifStackEntry1 Provides the index that corresponds to the higher sublevel specified by ifStackLowerLayer When the In band Management Channel is enabled this object for the DDS network interface is set to the iflndex of the In band Management Channel All other ifStackHigherLayer objects will have a value of zero ifStackLower Layer
127. tests are only supported on the physical DDS network and user data port interfaces The specific tests and variable bindings are described in the following table Interface enterpriseTestStart Stop Variable Bindings Possible Cause Physical Sublayer DDS network iflndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 ddsTestType DDS Enterprise MIB enterpriseTest Start Any one of the following tests is active on the interface DSU Loopback CSU Loopback Send 511 pattern Monitor 511 pattern enterpriseTest Stop No longer has any tests running on the interface Synchronous User Data Ports iflndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 iffestType RFC 1573 enterpriseTest Start Any one of the following tests is active on the port Local Loopback DTE Send 511 pattern Monitor 511 pattern enterpriseTest Stop No longer has any tests running on the port November 1997 7610 A2 GB20 10 Cables and Pin Assignments Cabling Overview The following sections provide pin assignments m Terminal Port EIA 232 Connector Management Port EIA 232 Connector m V 35 User Data Port Connector m Standard ElIA 232 D Crossover Cable LAN Adapter Converter and Cable Modular RJ48S DDS Network Interface Cable 7610 A2 GB20 10 November 1997 Cables and Pi
128. teway Protocol EGP Group RS 232 Like MIB RFC 1659 The unit supports RS 232 Like MIB RFC 1659 Number of RS 232 Like Ports Object General Port Table Objects m Asynchronous Port Table Objects Not supported for the User Data port m Synchronous Port Table Objects Not supported for the Terminal port m Input Signal Table Objects Not supported for the Management port or Terminal port m Output Signal Table Objects Not supported for the Management port or Terminal port Enterprise MIB Objects The following Paradyne Enterprise MIB Objects are supported by the unit m Device Configuration Variable Port Usage Table attp devPortUsage attp interfaces 3 DDS Interface Specific Definitions attp dds attp interfaces 2 m Device Security attp security att common 8 m Device Traps attp traps att common 9 Device Control attp control attp common 10 C 2 November 1997 7610 A2 GB20 10 System Group 7610 A2 GB20 10 MIB Descriptions System Group objects are fully supported by the unit Table C 1 System Group Objects Object Description Setting Contents sysDescr Provides a full name and PARADYNE DDS Leased Line DSU system 1 version identification for the Model 7610 A1 201 system s hardware and software S W Release yy yy yy H W Revision 222z zzz Serial Number sssssss sysObjectID Identifies the network 1 3 6 1 4 1 1795 1 14 2 5 1 1 system 2 managemen
129. the screen 7610 A2 GB20 10 November 1997 7 3 Testing 511 Test Pattern for the Network This test sends or monitors the 511 test pattern over the network interface The Monitor 511 test also provides an error counter that can be reset Refer to the Network Tests section for an example of the Network Tests screen Data Port Tests Local Loopback For an example of the fields on a test menu screen refer to the Network Tests section To access the Data Port Tests screen follow this menu selection sequence Main Menu gt Test Data Port Tests Local Loopback loops the user data back to the DTE This loopback is located as close as possible to the User Data Port DTE interface DTE DDS DIE Interface Aggregate Network Port Port Local Loopback 496 15145 511 Test Pattern for the DTE Lamp Test 7 4 This test sends or monitors a 511 test pattern over the User Data Port interface The 511 monitor expects the external equipment to provide the clock for the 511 pattern on the interchange circuit CT113 Transmit Signal Element Timing DTE Source XTXC or TT for timing the incoming pattern Refer to the V 35 User Data Port Connector section of Appendix E The DSU supports a Lamp test from the Test menu to determine whether all LEDs are lighting and functioning properly During the Lamp test all LEDs blink simultaneously every second When you stop the Lamp test the LEDs are restored to their normal condit
130. tics on data received by the interface Applies to the IMC and the Management port if configured for Net Link When the Management port is not configured as a Net Link these statistics will not be collected and an error status will be sent if access is attempted An integer number C 6 November 1997 7610 A2 GB20 10 7610 A2 GB20 10 MIB Descriptions Table C 2 Interfaces Group Objects 4 of 4 Object Description Setting Contents ifOutOctets Collects output An integer number ifEntry 16 ifOutUcastPkts ifEntry 17 ifOutDiscards ifEntry 19 ifOutErrors ifEntry 20 statistics on data received by the interface Applies to the IMC and the Management port if configured for Net Link When the Management port is not configured as a Net Link these statistics will not be collected and an error status will be sent if access is attempted Extension to Interface Table ifXTable This extension contains additional objects for the interface table Supports only the following objects Table C 3 Extension to Interface Table ifX Table Object Description Setting Contents ifName ifXEntry 1 Provides name of the interface Interface text strings Management Port Terminal Port DDS Network User Data Port In band Management Channel ifLinkUpDown TrapEnable ifXEntry 14 Indicates whether the link is up or down or en
131. tion all 1 s being received OFF DDS network interface is receiving CMI codes OOS Out of Service ON The network has notified the DSU that the remote unit is out of service Refer to Health and Status Messages Table 6 1 OOF Out of Frame ON DSU is detecting an out of frame condition Refer to Health and Status Messages Table 6 1 NS No Signal ON DDS network interface detects no signal Refer to Health and Status Messages Table 6 1 a 7 L System Network Port __ red green yellow 496 15062 November 1997 6 3 Monitoring the DSU Port LEDs gt ON AN D D So amp aw aS BS a Q S Se ARR RE SS RN ECOUL etwork Port z red green yellow 496 15062 TXD Transmitted Data ON Receiving all Os from the DTE OFF Receiving all 1s from the DTE Blinking User data is being transferred RXD Received Data ON Sending all Os to the DTE OFF Sending all 1s to the DTE Blinking User data is being transferred RTS Request to Send ON DTE is activating a control signal to indicate readiness to transmit data CTS Clear to Send ON DSU is activating a control signal to indicate to the DTE that it can start sending data DTR Data Terminal Ready ON DTE is activating a control signal to indicate readiness for operation 6 4 November 1997 7610 A2 GB20 10 Monitoring the
132. tive 7610 A2 GB20 10 November 1997 8 5 Messages and Troubleshooting 8 6 Table 8 2 Troubleshooting 2 of 2 Symptom Possible Cause Solutions An LED is not lit LED is burned out Run the Lamp test If the LED in question does not flash with the other LEDs then contact your service representative No power or the LEDs are not lit The power cord is not securely plugged into the wall receptacle and into the rear panel connection Check that the power cord is securely attached at both ends The wall receptacle has no power Check the wall receptacle power by plugging in some equipment that is known to be working Check the circuit breaker Verify that your site is not on an energy management program Not receiving data DSU is not responding DDS line rate speed has changed Excessive BPVs causing DSU to become stuck in Autobaud mode Excessive Loop Loss causing DSU to become stuck in Autobaud mode 1 Verify that your subscriber loop is running at 56 or 64 CC kbps 2 Verify that the DSU is set to the same rate as your subscriber loop The DSU s rate is displayed on the Network Interface Status screen 3 If getting Excessive BPVs verify that you do not have a bad cable If the cable is good contact the network provider 4 If getting excessive Loop Loss dB indications install a higher quality cable Refer to Model 7610 DSU
133. tive 1600 4000 or 8000 Sets the amount of the line rate in bps to allocate to the IMC NOTE The local and remote units must be set the same 7610 A2 GB20 10 November 1997 A 5 Configuration Option Tables A 6 Table A 2 Network Interface Options 2 of 4 IMC IP Address Possible Settings 000 000 000 000 223 255 255 255 Clear Default Setting 000 000 000 000 Specifies the Internet Protocol address used to access the unit via the IMC interface IMC IP Address option does not appear when the In Band Management Channel Rate bps is disabled 000 000 000 000 223 255 255 255 The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IMC IP address and sets to all zeros IMC Subnet Mask Possible Settings 000 000 000 000 255 255 255 255 Clear Default Setting 000 000 000 000 Specifies the subnet mask used to access the unit via the IMC interface IMC Subnet Mask option does not appear when the In Band Management Channel Rate bps is disabled 000 000 000 000 255 255 255 255 Set the IMC interface subnet mask The range for each byte is 000 to 255 Clear Clears the IMC Subnet Mask and sets to all zeros When the subnet mask is all zeros the device creates a default subnet mask based on the class of IP address Class A defaults to 255 000 000 000 Class B defaults
134. to continue Already Active or DTE Local Loopback or a Send 511 or Monitor 511 Select another test The test was already in Stop the test progress when another selection was made Invalid Test A loopback or 511 pattern Wait until other test ends and Combination test was in progress when message clears Start was selected to start another test or was active on the same or another interface when Start was selected Abort all tests from the Test menu screen Stop the test from the same screen the test was started from Limit of six Login IDs reached An attempt to enter a new login ID was made and the limit of six login password combinations has been reached 1 Delete another login password combination 2 Reenter the new login ID No Security Records to Delete Delete was selected from the Administer Login screen and no security records had been defined No action needed Enter a security record 1 xis the character not being accepted November 1997 7610 A2 GB20 10 Messages and Troubleshooting Table 8 1 Device Messages 2 of 2 Device Message What Message Indicates What To Do Password Matching Password entered in the Try again Error Re enter Password the Administer Logins screen does not match what was entered in the Password field Re enter Password field of Contact your system administrator to verify your passwor
135. ue is then checked after the test has completed C 8 November 1997 7610 A2 GB20 10 7610 A2 GB20 10 MIB Descriptions Table C 5 Interface Test Group Objects 2 of 2 Object Description Setting Contents iffestStatus Indicates the test status of Set to inUse 2 by an SNMP iffestEntry2 the interface Manager before a test is started Set to notInUse 1 by the unit when the test has completed Also set to notInUse 1 by the unit if the SNMP Manager fails to set an if TestType within 5 minutes ifTestType A control variable used to The following objects use identifiers to iffestEntry 3 start stop user initiated control tests on the User Data port tests on the interface interface P rovices the forewing noTest 0 0 Stops the test in capabilities progress on the interface oe user data port a testLoopDTE iffestType 2 Starts a Local Loopback DTE on the Start stop send pattern interface onthe user data port a testMon511 iffestType4 Starts a Start stop the monitor Monitor 511 test on the interface oli onthe user a testSend511 iffestType6 Starts a Send 511 test on the interface iffestCode Contains a code which is Supports the following values iffestEntry 5 po a about the test none iffestCode 1 No further i information is available Used for send pattern code and loopback tests inSyncNoBitErrors ifTestCode 2 A 511 monitor pattern test has
136. ultaneous transmission of multiple independent data streams into a single high speed data stream Virtual terminal protocol in the Internet suite of protocols Allows the user of one host computer to log into a remote host computer and interact as the user for that host Test Mode An ElA lead standard for V 24 circuit CT 142 an output signal DCE to DTE Transmit Clock An ElA lead standard for V 24 circuit CT 114 an output signal DCE to DTE Transmit Data An ElA lead standard for V 24 circuit CT 103 an input signal DTE to DCE User Datagram Protocol An Internet protocol ITU T standard for a high speed 34 pin DCE DTE interface Wide Area Network A network that operates over long distances and spans a relatively large geographic area e g a country November 1997 7610 A2 GB20 10 Index Numbers 511 test pattern 7 4 7 5 A access effective level SNMP to the ATI 4 1 administer login alarm condition LED messages 8 1 8 3 alarms amp traps options A 1 A 20 A 22 alternate directory oe ASCII alarm alarm messages characters 3 4 A 29 A 30 async terminal interface See ATI ATI access initiating 2 1 2 8 management 1 1 monitoring C cables rear panel E 1 E 5 cables to order See Start Up Instructions call setup 3 5 8 7 communication protocol options community names for SNMP configuration menu 2 2 p 3 option areas 3 3 5 4 option tables A 1
137. vel for each SNMP manager NOTE When an SNMP message is received from an IP address that does not match the IP address entries in this option access is denied and an authenticationFailure trap is generated 000 000 000 000 223 255 255 255 Sets the NMS IP address The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IP address and sets to all zeros Access Level Possible Settings Read Read Write Default Setting Read Set the access level for each IP address created in the previous option Read Allows a read only access SNMP Get to accessible MIB objects Read Write Allows both an SNMP Get and Set to MIB objects Write access allowed to all MIB objects specified as read write in the MIB RFC This access level is overriden by the Community Name s access level for the SNMP Manager if the Community Name access level is Read November 1997 7610 A2 GB20 10 Configuration Option Tables SNMP Traps Options 7610 A2 GB20 10 To access the SNMP Traps Options screen follow this menu selection sequence Main Menu gt Configuration Load Configuration From Edit gt SNMP amp Communication SNMP Traps Table A 12 SNMP Traps Options 1 of 2 SNMP Traps Possible Settings Enable Disable Default Setting Disable Controls the generation of SNMP trap messages The options for
138. ys snmp 11 m snmplnGenErrs snmp 12 m snmplnGetResponses snmp 18 snmplnTraps snmp 19 snmpOutGetRequests snmp 25 snmpOutGetNexts snmp 26 snmpOutSetRequests snmp 27 November 1997 7610 A2 GB20 10 RS 232 Like MIB RFC 1659 MIB Descriptions Supported for the User Data port the Management port and the Terminal port RFC 1659 is an SNMPve2 MIB but is converted to an SNMPv1 MIB to support this unit This MIB consists of one object and five tables Number of RS 232 Like Ports Object Supported as documented in the RFC General Port Table Objects 7610 A2 GB20 10 The General Port Table Objects contains configuration options for the RS 232 Like interfaces Clarification for objects contained in this table as it applies to the unit is provided below Table C 8 General Port Table Objects 1 of 2 Object Description Setting Contents rs232PortType rs232PortEntry 2 Identifies the port hardware type Supports only the following values rS232 2 Identifies the Management port and Terminal port v35 5 Identifies the synchronous User Data port which is compatible with the V 35 standard rs232PortInSig Number rs232PortEntry 3 Contains the number of input signals in the input signal table that can be detected The value is 2 for synchronous user data port and 0 for both the Management port and Terminal port rs232PortOutSig Number rs232PortEntry 4

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