ATLAS 800 Series Voice Compression Module User Manual
Contents
1. MAIN MENUS Submenus Sub submenus 61200221L1 1 VCOM Module User Manual 3 3 Chapter 3 Operation MODULES MENU DESCRIPTIONS gt SLT gt TYPE gt MENU gt ALARM gt TEST Read Security 5 Slot Displays the number of available slots in the ATLAS chassis Slot 0 refers to the ATLAS Base Unit Write Security 3 Read Security 5 Displays the module type currently installed in the slot or the module type you plan to install in the slot If a VCOM Module is installed the Type field automatically defaults to VCOM the VCOM Module Alternatively you can use this field to preconfigure the system before installing a module by specifying the module type that will be installed into each slot installed module this name cannot be changed while the slot is occupied S Ifa module is installed Type automatically displays the name of the Read Security 5 Displays additional status and configuration menus and submenus for var ious modules To access the VCOM Module VCOM use the arrow keys to scroll over to the Menu column and down to VCOM then press Enter A discussion of the menu items for this option begins with VCOM Menus on page 3 6 Read Security 5 Indicates any alarm conditions on the VCOM Module Press Enter in this field to open the Alarm menu Read Security 5 Indicates when the VCOM Module is executing a test Press Enter in this field to open the Test menu 3 42. VCOM Module User Manual 61200221L1 1 Chapter 3 Operation gt STATE gt STATUS Read Security 5 Denotes the module as Online or Offline Even though a module is physi cally installed it must be marked Online for it to be considered an available resource Marking an installed module Offline may be useful during system trouble shooting If you choose Offline the module will not be in an alarm condi tion but will display Offline Only if State reads Online can the ATLAS use an installed module for any data movement h t Read Security 5 Displays status information on the VCOM Module Table 3 2 lists the sta tus messages that might appear Table 3 2 Status Messages Message Meaning Comments Online The module is enabled and is This is the normal response of responding to the system con the system troller s status polls No The module is enabled but itis This response indicates a prob Response not responding to the system lem in the system It also shows controller s status polls if the module is not installed Empty The system controller has nei ther detected any module in the option slot nor has a module been manually enabled for this slot Offline The module is installed but has The module is still responding to been manually changed to the system controller status Offline by a user polls Offline No The module is installed but has This response indicates a prob Response been manually change
3. type displays as Voice For a FAX con nection a variety of frame types display Initially Voice displays indicating that although the call has completed the answering FAX machine has not yet announced its 2100HZ tone After completing the 2100Hz both FAX endpoints repeat a V 21 and V xx cycle for each page of the FAX document Each packet the VCOM Module receives from its connected frame relay endpoint is classified into one of the following groups Blank No frame has yet been received from the endpoint or a FAX connection is between protocol states DTMF Dual tone multi frequency DTMF digit received Voice Receiving voice frames A connection to a FAX end point shows a VOICE status until the FAX protocol is established 2100Hz tone FAX single frequency tone detected indicating the beginning of a FAX session V 21 FAX single frequency tone detected indicating the beginning of a FAX page V 27ter 2400 bps FAX data reception of 2400 bps using protocol V 27ter V 27ter 4800 bps FAX data reception of 4800 bps using protocol V 27ter V 29 7200 bps FAX data reception of 7200 bps using protocol V 29 V 29 9600 bps FAX data reception of 9600 bps using protocol V 29 V 33 12000 bps FAX data reception of 12000 bps using protocol V 33 V 33 14400 bps FAX data reception of 14400 bps using protocol V 33 61200221L1 1 VCOM Module User Manual 3 9 Chapter 3 Operation gt CONFIG Provides diagnostic tools for suspected pro
4. which case the user will be required to correct the interference at his own expense Change or modifications to this unit not expressly approved by the party responsible for Nd X N ARNIN compliance could void the user s authority to operate the equipment Table of Contents List Of Figures e cc rcononos vii Eist of Ta Des me it slt e des teste ess ix Chapter 1 Introduction 1 1 Voice Compression Module Overview sisi 1 1 Functional Description uci cte eaae notan mie ee D estre pae CREDI 1 1 Voice Compression ResOutces soi dial det odere nie ath tendens ineat dei er ane 1 1 Physical Description H nin nina a ari RE e Enge Lic ie 1 2 Related Documents dede ced detenido 1 2 Chapter 2 Installation M 2 1 Unpack and Inspection narrada Rann Sis aia 2 1 Contents of Adtran Shipment aa echten tegere AA AAA A Atle eren 2 1 Installing the VCOM Module 2 ntnneti eame tei emi ee e n debe irae e REPRE 2 1 Powet up and Initialization innata atit dedi i tdi io En nah 2 2 Failed Seltstest ui de e enti eB e e de aua rime e e quete 2 2 Warranty arid Customet Service eie peteret dete ie e ii ee n Pra uice eee dde 2 2 Chapter 3 jn ESSR EsS 3 1 OVERVIEW Re E EEA ETEA E EREE ATE TTEA 3 1 Security Passwords eresse hte EN 3 1 Terminal
5. 0221L1 1 VCOM Module User Manual 3 13 Chapter 3 Operation 3 14 VCOM Module User Manual 61200221L1 1 Index A alarms menu 3 4 algorithm menu 3 7 ATLAS drop menu 3 11 ATLAS features factory restore 3 12 system self test 3 13 ATLAS Frms menu 3 11 ATLAS front panel blinking lights 2 2 steady lights 2 2 ATLAS system controller 3 3 board revision level 3 7 busy device length of time 3 11 C clear menu 3 12 config menu 3 9 configuration states available 3 10 deferred 3 10 disabled 3 10 configuring the VCOM 1 1 connection menu 3 8 counting dropped frames 3 11 D device menu 3 7 3 9 3 11 downloading application software 1 1 DTMF detection 1 1 generation 1 1 F factory restore 3 12 FCC statement iv firmware revision level 3 7 frame relay activity 3 11 3 12 endpoint configuration 3 8 traffic 3 8 frame type 3 8 blank 3 9 voice 3 9 frames counting 3 11 3 12 counting dropped 3 11 3 12 info menu 3 6 initializing the module 2 2 installing the VCOM module 2 1 M menu structure 3 1 menu tree 3 2 menus accessing 3 3 hierarchical 3 1 moving through 3 3 modules menu 3 1 3 3 alarms 3 4 menu 3 4 See also config menu See also info menu See also status menu See also test menu rev revision 3 5 slt slot 3 4 state 3 4 status 3 5 test 3 4 type 3 4 O operating the VCOM module 3 1 P part number locating 3 6 password level 3 1 6120022111 1 VCOM Module User Manual Inde
6. 1 2 fax support 1 1 features 1 1 functional description 1 1 installation procedure 2 1 management methods 3 1 offline 3 4 online 3 4 operation 3 1 physical description 1 2 voice compression algorithms 1 1 voice compression resources options 1 1 viewing module status front panel 1 1 terminal menu 1 1 VoFR 1 1 Index 2 VCOM Module User Manual 612002211141 Index algorithm being used 3 7 VT 100 terminal connection 1 1 busy length of time 3 11 condition of 3 7 W configuration 3 10 no warranty 2 2 disabling devices 3 10 voice compression algorithms 3 7 Y G 723 1 3 8 sid n a 3 8 Y2K iii netcoder 3 8 year 2000 iii 61200221L1 1 VCOM Module User Manual Index 3 Index Index 4 VCOM Module User M anual 61200221L1 1 Product Support Information Presales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engineering or ADTRAN Sales Applications Engineering 800 615 1176 Sales 800 827 0807 Post Sale Support Please contact your local distributor first If your local distributor cannot help please contact ADT RAN Technical Support and have the unit serial number available Technical Support 888 4ADTRAN Repair and Return If ADTRAN Technical Support determines that a repair is needed Technical Support will coordinate with the Customer and Product Service CAPS department to issue an RMA number For informa tion regarding equipment currently in h
7. 3 9 Figure 3 7 VEOM Menus T6St inca peine a dg dade b vein rb 3 11 61200221114 VCOM Module User Manual vii List of Figures viii VCOM Module User M anual 61200221L1 1 List of Tables Table 3 1 Table 3 2 Table 3 3 Table 3 4 Table 3 5 Sources for Controlling the VCOM Module ss 3 1 Status Messages ui anti ditata d a a ae Inde e dto donc bets 3 5 Status Conditions e Cen Hives Sosa e RE In av hessen 3 7 Voice Compression Algorithms iii 3 8 Possible Configuration States tee cene dtum ad idee san 3 10 61200221114 VCOM Module User Manual ix List of Tables X VCOM Module User Manual 61200221L1 1 Chapter 1 Introduction VOICE COMPRESSION MODULE OVERVIEW The Voice Compression Module VCOM Module combines with other ATLAS components to implement a voice over frame relay VoFR capabil ity in the ATLAS 8007 5 series of Integrated Access Systems The VCOM Module occupies a single slot in the ATLAS chassis You can order the VCOM Module with support for 8 16 24 or 32 simultaneously com pressed calls FUNCTIONAL DESCRIPTION The VCOM Module installs into any available slot in the ATLAS 800PLUS chassis You can view the module status from the ATLAS front panel see Chapter 4 of the ATLAS 800PLUS User Manual You can also use the terminal menu to provide additional status information configure the module and download application software Access the terminal menu either via a VT 100 terminal c
8. ADRAN VCOM Module User Manual Part Number 1200221L1 61200221L1 1B June 1999 ADRAN 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 256 963 8000 1999 ADTRAN Inc All Rights Reserved Printed in U S A ADTRAN Year 2000 Y2K Readiness Disclosure ADTRAN has established a Year 2000 program to ensure that our products will correctly function in the new millennium ADTRAN warrants that all products meet Year 2000 specifications regardless of model or revision Information about ADTRAN s Year 2000 compliance program is available at the following Product Matrix www adtran com y2kfax html E mail year2000 adtran com Faxback Document Line 256 963 8200 Y2K plans and product certifications are listed in the Product Matrix see above Y2K Project Line 256 963 2200 Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class A digital device pur suant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio frequencies Operation of this equipment in a residential area is likely to cause harmful interference in
9. Chapter 3 Installation in the ATLAS Frame Relay User Manual for details Silence Read Security 5 Reduces total system bandwidth load Voice endpoints continue to originate frame relay traffic during periods of relative silence The VCOM Module expects to receive such silence frames therefore silence compression is Disabled by default Some voice end 3 8 VCOM Module User Manual 61200221L1 1 Chapter 3 Operation points can be configured so that no silence frames are transmitted during periods of relative silence For compatibility with these devices the VCOM Module can be configured to expect that silence suppression is Enabled thus no frame relay traffic is generated during periods of silence Both voice endpoints must agree on the silence suppression setting Refer to Chapter 5 Dedicated Map and Dial Plan Menus in the ATLAS Frame Relay User Manual for more information Connection Read Security 5 Helps identify a suspect VoFR device if a particular call reports poor qual ity The displayed packet identifier and the dial plan endpoint identify the call using this VoFR device Frame Type Read Security 5 Displays the kind of frame ATLAS receives from the frame relay endpoint connected to the VCOM channel allowing users to monitor the kind of data being carried on the network and processed by ATLAS ATLAS interprets the most recently received frame from the endpoint During a voice connection the frame
10. LAS unit Persistently dropped frames may indicate a problem with the ATLAS unit or VCOM Module Read Security 5 Counts every frame successfully sent to or received from the ATLAS Sys tem Controller This is an indication of activity but does not indicate the actual amount of frame relay data exchanged The following equation gives the total number of frames handled for this VoFR device by the VCOM Module Framesycomtotal Framesycom Framesycompropped See the VCOM Drop definition below for a description of the FramesycoMDropped term Read Security 5 Counter measures each frame dropped or discarded by VCOM Module during communication with the ATLAS System Controller about a VoFR device The exchange protocol is designed so that no frames should be dis carded during this operation A consistent pattern of dropped frames by a given VoFR device may indicate a faulty VoFR device or an overloaded ATLAS system The discarded frame indicated by this value does not reflect network level performance management but indicates an anomalous condition within the ATLAS unit Persistently dropped frames may indicate a problem with the ATLAS unit or the VCOM module Read Security 5 Write Security 3 Resets the elapsed usage time and frame counters for this VoFR device Ordinarily users won t reset these performance measurements However this feature can be useful when testing that a suspected problem has been resolved and wh
11. Ment SCE a a ori eo een e i i EE 3 1 Men ACCESS xia eben teen Ate md ere HERE ove Hier es 3 3 Menu Descriptions tepic antimonio Hades 3 3 Modules Menu Descriptions 2 222222 ue aede n ith i te er EEG Pon ree aede te s 3 4 e L Soak ee aks 3 4 Plana tob bero tu inert Mn b Esp rv itis Det i EE eter eid iier erede s 3 4 huuc 3 4 Alan esse EPI BEES ba 3 4 Test 3 4 State siste ina baisse Ace md ede pete tec Basis Beate ta E E E been ts 3 4 O tenant rar ne nina Abe tern on enter Ea AEE R te er mien er Manet tabs 3 5 REV se et e i D E NH E NEU e ba ME ONE Sass ER ce e E Ne eee oe dire dal 3 5 VEOM Menus e eee as 3 6 inire O 3 6 Part Number ein Ee et e os 3 6 Serial N mbetr 2 22 88 2 2 e Hte iie me n te ANE A Ier PU re END Ce e E e e ne de ena 3 6 Board R vVision rer en en eei imn enema eot een ab er EET 3 7 Firmware REVISION nhe Neat Aet ripe HER wa b eh Hs mi boots id e Hn pert iud 3 7 O ren nero Rte R in els rh AEA E RESSE 3 7 Device epe Ret Nee 3 7 States cA nana eed nemis nei eiie eiu decina di pease I Rb 3 7 61200221L1 1 VCOM Module User Manual V Table of Contents Algorithmus dee e neto seti sa El un RR sn ss intact 3 7 Silence nested pmi fb nte an die pn imt eiae ir p pgs 3 8 Conn
12. VCOM Module s serial number ATLAS records the serial number along with any manual changes to the module s configuration read only If a failed module is replaced with a different VCOM Module ATLAS detects this module and resets the old configuration data Read Security 5 Displays the printed circuit board revision level for the VCOM Module read only Read Security 5 Displays the firmware revision level for the VCOM Module read only Displays submenus for available resources of the VCOM Module see Figure 3 5 AT826 Hodules 5 UCOM Menus Status 8 Status 1 State Busy Status 2 Algorithm G 723 1 6 3 Kbps Status 3 gt Silence Disable Status 4 Connection Link 2 16 3 Status 5 Frame Type Voice Status 6 Status 7 3 Status 9 Status 18 Status 11 Status 12 Status 13 Status 14 Status 15 Status 16 Status 17 Status 18 Status 19 Status 28 Status 21 SYS OK CSU ONLN 1 0NLN 2 E 4 5S 0NLN 6 UCOH Device Status A more 2 help 14 42 Figure 3 5 VCOM Menus Status Read Security 5 Indicates the resource number of the VoFR device listed On the VCOM Module VoFR devices are numbered 1 32 61200221L1 1 VCOM Module User Manual 3 7 Chapter 3 Operation State Read Security 5 Indicates the condition of the individual VoFR device see Table 3 3 Table 3 3 Status Conditions Condition Meaning N A Not available This device is not po
13. blems under normal operation users do not configure the VoFR devices see Figure 3 6 evice tate 1 Enabled 2 Enabled 3 Enabled 4 Enabled 5 Enabled 6 Enabled 7 Enabled 8 Enabled 9 Enabled 10 Enabled 11 Enabled 12 Enabled 13 Enabled 4 Enabled 5 Enabled 6 Enabled 7 Enabled 8 Enabled 9 Enabled 0 Enabled Figure 3 6 VCOM Menus Config Device Read Security 5 Identifies the VoFR device on the VCOM Module VoFR devices are num bered 1 32 State Write Security 3 Read Security 5 Controls the configuration state of the individual VoFR device The VCOM Module determines the initial configuration state of each device ATLAS uses this configuration information to determine which VoFR devices are functional and may be used which are defective and should not be used or which are not present on the module and should not be used Users who suspect an individual VoFR device of improper operation can manually disable that device to prevent ATLAS from attempting to use it Table 3 5 defines the possible states Table 3 5 Possible Configuration States State Meaning Deferred Devices which fail built in testing are automatically marked as Deferred indicating that ATLAS declines to use the device Available The device is properly functioning and can be used when required ATLAS automatically marks devices that pass built in testing as Available Disabled Marking a device as Disabled
14. d to lem in the system It also shows Offline by a user The module when the module is not installed is not responding to the system controller s status polls Not Ready The module is installed and per The initialization of the forming startup initialization VCOM Module should take less than two minutes 61200221L1 1 VCOM Module User Manual 3 5 Chapter 3 Operation gt REV VCOM MENUS gt INFO Part Number Read Security 5 Hardware Revision Displays the hardware revision level of the selected module Figure 3 3 shows the Menus for the VCOM Module The following sections describe these options AT826 Modules 5 UCOM Menus UCOM Henus gt Info Module Alarms Status Test Activity Config 3 Test wwwwwwwwwww www www SYS OK CSU ONLN 1 0NLN 2 3 S 0NLN 6 7 UCOM Menus a more 2 help 14 38 Figure 3 3 VCOM Menus Read Security 5 Displays module and software information for the VCOM module see Fig ure 3 4 ATLAS 800 Plus lodules 51 UCOM Menus nt P N 1200221L1 Config Board Revision B Test Firmware Revision 450PR help Figure 3 4 VCOM Menus Info Read Security 5 Displays the ADTRAN part number for the module read only 3 6 VCOM Module User Manual 61200221L1 1 Chapter 3 Operation Serial Number Board Revision Firmware Revision gt STATUS Device Read Security 5 Displays the
15. ection rn eR RE E UT REI REN de MES dns SE RERO NIE 3 8 Frame Type sau RE dU eate T dad e M nas tete ete 3 8 Soap 3 9 DDO VAC O 3 9 States a NN RR etie 3 10 Testcusacieonesnce ad unless Mere nes atoque dade atn din tette dee e OH ies 3 10 Device isi bed tete tb odias 3 11 Usage nont NRO 3 11 ATLAS Prints E P A A A A A A A Res Ses SES 3 11 ATEAS Drop A A BR dete a p t e e raga cr ns 3 11 VCOM EEBIS ir cede ini e t bee b vet var ad eec re bv bee v te ud Hb o e EUR 3 12 VECOM DrOP 2 2 iaa di e epe at 3 12 CV CAR Sh sce LEER T 3 12 ATLAS Features used with VCOM Modules iii iii 3 12 Factory Restore sai sicat iei meet Grae bnt Sail ish B oe mbi id erunt 3 12 System Self TeSt neben NN FU e iei ees 3 13 Innoc C rat Index 1 vi VCOM Module User M anual 61200221111 List of Figures Figure 1 1 VE OM Module tte tote tei ante aiii aie id ien nass 1 2 Figure 2 1 VEOM Rear ChassisS tacita 2222 ena ecl idit ei D e e E o E oe opo ce 2 2 Figure 3 T VECOM Men Trees 2 omae nee um Ta pem drei eoe 3 2 Figure 3 2 Modules Menu with VCOM Installed sse eene nene 3 3 Figure 3 9 VECOM Men s ahes niise ite a aaa ane 3 6 Figure 3 4 VCOM Menus Info eco epe en Reo reta e ee e Ire anis 3 6 Figure 3 5 VEOM Menus Status i scere rre e tre e ra deri prd i ad EA re qe tive e elle 3 7 Figure 3 6 VECOM Menus Config citet etate reet crt i iet e Lie tet A
16. en zeroing the various counters would make observing future events easier performance values accessible via the SNMP network management interface S Resetting these performance counters has no effect on the VCOM Module User Manual 61200221L1 1 Chapter 3 Operation ATLAS FEATURES USED WITH VCOM MODULES Factory Restore System Self Test In addition to the VCOM menu items the ATLAS 8007 43 system provides additional services that operate in conjunction with the VCOM Module Factory Restore and System Self Test The factory default settings for the VCOM Module can be restored from the terminal menus To restore all of the factory default settings for the VCOM Module press the F key while the terminal cursor is positioned over the SIt Slot number on the Modules menu To restore the factory default setting for only a single field press the F key while the terminal cursor is positioned over that particular field System Self Test a submenu of the ATLAS main menu item System Util ity executes both the VCOM Module internal test and the ATLAS internal test The results of the self test are displayed on the LCD display on the ATLAS front panel For additional information on self test see the ATLAS User Manual To execute the test when System Self Test displays place the cursor on it and press Enter The unit continuously changes the display on the self test log screen until all test results are shown 6120
17. evice State Device Test Usage Time ATLAS Frms ATLAS Drop VCOM Frms VCOM Drop Clear Figure 3 1 VCOM Menu Tree 3 2 VCOM Module User Manual 61200221L1 1 Chapter 3 Operation MENU ACCESS AT826 Modules 5 UCOM Menus System Info gt sit Type Menu Alarm Test State Status R lt e System Status 8 Sys Ctrl 0K OFF ONLINE Online A System Config gt 1 T1 PRI OK OFF ONLINE Online B System Utility 2 EMPTY ONLINE Empty Modules 3 EMPTY ONLINE Empty Packet Manager 4 EMPTY ONLINE Empty Router gt 5 UCOM OK OFF ONLINE Online A Dedicated Maps 6 EMPTY ONLINE Empty Dial Plan 7 EMPTY ONLINE Empty 8 EMPTY ONLINE Empty SYS OK CSU ONLN 1 0NLN 2 5 0NLN 6 7 UCOM Menus a more 2 help 14 37 Figure 3 2 Modules Menu with VCOM Installed The ATLAS System Controller automatically detects the presence of the VCOM Module as it is installed into the system To access the VCOM Mod ule menus and submenus use the keyboard arrow keys to scroll to the appropriate row and column then press Enter on the keyboard on navigating through the terminal menus Win Refer to the ATLAS 8007 5 User Manual for detailed instructions MENU DESCRIPTIONS The following paragraphs describe the Modules menus and the VCOM Module menus and submenus To help you follow the terminal menu hierarchy the following notations are used
18. he VCOM Module is ready to use At this time you can invoke a system self test refer to the ATLAS so00PL S User Manual for details Win This start up sequence may take up to two minutes FAILED SELF TEST The terminal menu self test log records any self test failures for the VCOM Module Resources that fail self test are disabled after power up ini tialization is complete Performing a hardware reset via the terminal menu may recover these failed resources WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within five years from the date of shipment if the product does not meet its published specification or if it fails while in service For detailed warranty repair and return information refer to the ADTRAN Equipment Warranty and Repair and Return Policy See the last page of this manual for pertinent information A return material authorization RMA is required prior to returning equip ment to ADTRAN For service RMA requests or more information see the last page of this manual for a toll free contact number 2 2 VCOM Module User Manual 61200221L1 1 Chapter 3 OVERVIEW Operation You can configure or control the VCOM Module from any of several sources see Table 3 1 The ATLAS 800PFUS User Manual provides detailed instructions on operating each supported source The remainder of this chapter describes the menu items available for operating the VCOM Module using the terminal me
19. nu Table 3 1 Sources for Controlling the VCOM Module Source Purpose ATLAS Front Panel For minimal configuration and status support Terminal Menu For detailed configuration status and diagnostics Security Passwords You must have the appropriate password level to use the terminal menu to edit items See the section Access Passwords in the ATLAS 800PLUS User Manual for detailed information on working with passwords Each menu description in this chapter indicates the password levels required for read and write access Security level 1 users can view and edit every available field Security level 5 users can view any field but they cannot edit TERMINAL MENU STRUCTURE ATLAS uses a hierarchical menu to access all of its features The top most menu level leads to submenus that are grouped by functionality see the menu tree in Figure 3 1 All submenu items display in the VT 100 terminal window The Modules terminal menu configures and controls the VCOM Module The Modules submenu Type shows the VCOM Module as VCOM see 61200221L1 1 VCOM Module User Manual 3 1 Chapter 3 Operation Figure 3 2 The following sections describe the Modules menu and its VCOM submenus Part N umber Info Serial N umber Board Revision SIt Firmware Revision Type Menu Device Modules Alarm Status State Test Algorithm State Silence Status Connection Rev Frame Type Config D
20. onnected to the ATLAS Base Unit s control port or via a Telnet session established through the Base Unit s Ethernet port VOICE COMPRESSION RESOURCES The VCOM Module ordering options provide 8 16 24 or 32 voice com pression resources e The VCOM Module provides automatic selection of CCITT Standard or ADTRAN proprietary voice compression algorithms based on endpoint configuration e The VCOM Module supports FAX at 14400 bps e The VCOM Module includes dual tone multi frequency DTMF gener ation and detection e The VCOM Module enables and disables individual voice compression resources 61200221L1 1 VCOM Module User Manual 1 1 Chapter 1 Introduction PHYSICAL DESCRIPTION The VCOM Module provides no external interfaces Other ATLAS compo nents provide both the network and customer interfaces An internal bus exchanges information between the ATLAS chassis and the VCOM Module See Figure 1 1 for an illustration of the VCOM Module BEE VOICE COMPRESSION Figure 1 1 VCOM Module RELATED DOCUMENTS The following documents contain additional information about the ATLAS frame relay feature e ATLAS 800PFU5 User Manual P N 61200226L1 1 e ATLAS Frame Relay User Manual P N 61200263L1 1 1 1 2 VCOM Module User Manual 61200221L1 1 Chapter 2 Installation UNPACK AND INSPECT Carefully inspect the VCOM Module for shipping damages If you suspect damage file a claim immediately
21. ouse or possible fees associated with repair contact CAPS directly at the following number CAPS Department 256 963 8722 Identify the RMA number clearly on the package below address and return to the following address ADTRAN Customer and Product Service 6767 Old Madison Pike Progress Center Building 6 Suite 690 Huntsville Alabama 35807 RMA
22. prevents ATLAS from attempting to use it You can mark a device currently in use as disabled without disturbing the connection but the device will not be eligi ble for use in future calls until you re mark it as Available You might want to do this if you suspect that a particular device is malfunctioning and do not want any calls routed to it 3 10 VCOM Module User Manual 61200221L1 1 Chapter 3 Operation gt TEST Device Usage Time ATLAS Frms The Test menu see Figure 3 7 requires no user action during normal oper ation However ATLAS and the VCOM Module make various Test perfor mance measurements available to the user to gain insight into the low level functioning of the VCOM Module If a malfunction is suspected on the VCOM module ADTRAN service personnel can use this menu to locate the problem This menu is documented here in the interest of completeness The values automatically reset each time the VCOM Module is installed into the ATLAS chassis These values are also cleared whenever the ATLAS control ler is rebooted cccccococococooooooooooo ccocococoocooocoocoocoooooo OTTooooTsozzoNosoooon E oocoooossoossooossoo more Figure 3 7 VCOM Menus Test Read Security 5 Identifies the VoFR device Read Security 5 Measures the total elapsed time that a VoFR device has the status BUSY The time is expressed with millisecond precision Available VoFR de
23. pulated on the VCOM Module Available This resource is available for use as a voice compression resource Busy This resource is currently being used as a voice compression resource Testing This resource is currently being tested and is not available for use Failed This resource has failed testing and is not available for use Algorithm Read Security 5 Denotes the voice compression algorithm being used by the VoFR device Any VoFR device can use any available compression algorithm When ATLAS chooses a VoFR device for a particular call the voice compression algorithm is set to match the dial plan endpoint configuration see Table 3 4 Refer to Chapter 5 Dedicated Map and Dial Plan Menus in the ATLAS Frame Relay User Manual for more information Table 3 4 Voice Compression Algorithms Algorithm Meaning N A Not available This device has not been assigned a voice compression algorithm G 723 1 CCITT G 723 1 compression 6 3 kbps bandwidth Netcoder ADTRAN proprietary NETCODER compression 6 4 kbps bandwidth Some voice compression standards are proprietary and may be used only under specific licensing arrangements ATLAS provides complete management of these licensed resources therefore users are not required to take additional steps to ensure conformance with licensing provisions For example ATLAS manages its resources so users never exceed the maximum licensed number of simultaneous connections Refer to
24. vices are assigned new connections using a round robin technique where all other available VoFR devices must be used before a given device is assigned a new connection This scheme tends to use all VoFR devices evenly If a given device shows significantly less elapsed usage time than other VoFR devices on the same VCOM Module that device may be faulty Read Security 5 ATLAS Frames Counts every frame that ATLAS sends to or receives from the VoFR device This count indicates activity but does not indicate the actual amount of frame relay data exchanged The total number of frames handled by the VoFR device is given by the following equation FramesSarpastotal Framesarias Frames TLASDropped See the ATLAS Drop definition below for a description of the Frames arLAsDropped Term 61200221L1 1 VCOM Module User Manual 3 11 Chapter 3 Operation ATLAS Drop VCOM Frms VCOM Drop Clear Read Security 5 ATLAS Frames Dropped Counter measures each frame that is dropped or discarded during communication between the ATLAS and the VoFR device The exchange protocol is designed so that no frames should be discarded during this operation A consistent pattern of dropped frames by a given VoFR device may indicate a faulty VoFR device or an overloaded ATLAS system The discarded frame indicated by this value does not reflect network level performance management but indicates an anomalous condition within the AT
25. with the carrier and then contact ADTRAN Technical Support If possible keep the original shipping container for returning the VCOM Module for repair or for verification of shipping damage CONTENTS OF ADTRAN SHIPMENT The ADTRAN shipment includes the following items e VCOM Module e VCOM Module User Manual insert into main ATLAS 800PLUS User Manual INSTALLING THE VCOM MODULE To install the module follow the procedure described below Figure 2 1 shows the proper placement of the VCOM Module in the ATLAS chassis Instructions for Installing the VCOM Module Step Action 1 On the rear of the ATLAS chassis remove the cover plate from the slot into which you want to install the VCOM Module 2 Slide the VCOM Module into the ATLAS chassis until the module is positioned firmly against the front of the ATLAS unit 3 Fasten the thumbscrews at both edges of the option module faceplate 4 Install any additional modules into the Base Unit as specified in the Installation chapter of the ATLAS User Manual 61200221L1 1 VCOM Module User Manual 2 1 Chapter 2 Installation Cover Plate Figure 2 1 VCOM Rear Chassis POWER UP AND INITIALIZATION After installing the VCOM Module into the ATLAS chassis the front panel STATUS indicator blinks red yellow and green for a time The STATUS indi cator remains solid green when t
26. x 1 Index R recovering failed resources 2 2 reducing total system bandwidth 3 8 reset counters 3 12 time 3 12 return material authorization RMA 2 2 rev revision menu 3 5 RMA 2 2 S satus menu 3 7 security read 3 1 write 3 1 self test failed 2 2 serial number locating 3 6 service 2 2 shipping contents 2 1 damage 2 1 silence menu 3 8 slot 0 3 4 slt slot menu 3 4 start up sequence time required for 2 2 state menu 3 4 3 10 status conditions available 3 7 busy 3 7 failed 3 7 n a 3 7 testing 3 7 status menu 3 5 3 7 status menu message empty 3 5 no response 3 5 not ready 3 5 offline 3 5 offline no response 3 5 online 3 5 structure menu 3 1 system self test 3 13 T Telnet session 1 1 terminal menu structure 3 1 test menu 3 4 3 10 frames 3 11 troubleshooting config menu 3 9 connection menu 3 8 reset time and counters 3 12 using test menu 3 10 type menu 3 4 U usage time 3 11 V VCOM 3 1 VCOM drop menu 3 12 VCOM Frms menu 3 12 VCOM menu info menu part number 3 6 VCOM menus 3 6 algorithm menu 3 7 config menu 3 9 device menu 3 9 state menu 3 10 connection menu 3 8 info menu 3 6 board revision 3 7 firmware revision 3 7 serial number 3 6 silence menu 3 8 status menu 3 7 device menu 3 7 status 3 7 test menu 3 10 ATLAS drop 3 11 ATLAS Frms 3 11 clear 3 12 device menu 3 11 usage time 3 11 VCOM drop 3 12 VCOM Frms 3 12 VCOM module DTMF generation 1 1 external interfaces
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