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Chapter 1. Introduction

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VCOM Module User Manual

61200312L1-1

PHYSICAL DESCRIPTION

The VCOM Module provides no external interfaces. Other ATLAS 550
components provide both the network and customer interfaces. An internal
bus exchanges information between the ATLAS 550 chassis and the
VCOM Module.

RELATED DOCUMENTATION

The following document contains additional information about the
ATLAS 550 frame relay feature:

•

ATLAS 550 User Manual (P/N 61200305L1-1)

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Summary of Contents for 1200312L1

Page 1: ...VCOM Module User Manual Part Numbers 1200312L5 4 Channels 1200312L1 8 Channels 1200312L2 16 Channels 1200312L3 24 Channels 61200312L1 1C April 2000 ...

Page 2: ...901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 256 963 8000 2000 ADTRAN Inc All Rights Reserved Printed in U S A ...

Page 3: ...s likely to cause harmful interference in which case the user will be required to correct the interference at his own expense 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 ADT...

Page 4: ...nty be comes null and void if Customer modifies or alters the equipment in any way other than as specifically authorized by ADTRAN EXCEPT FOR THE LIMITEDWARRANTY DESCRIBED ABOVE THE FOREGOING CONSTITUTES THE SOLE AND EXCLUSIVE REMEDY OF THE CUSTOMER AND THE EXCLUSIVE LIABILITY OF ADTRAN AND IS IN LIEU OF ANY AND ALL OTHER WARRANTIES EXPRESSED OR IMPLIED ADTRAN SPECIFICALLY DISCLAIMS ALL OTHER WARR...

Page 5: ...ontents of Adtran Shipment 2 1 Installing the VCOM Module 2 1 Power up and Initialization 2 3 Failed Self test 2 3 Chapter 3 Operation 3 1 Overview 3 1 Security Passwords 3 1 Terminal Menu Structure 3 1 Menu Access 3 3 Modules 3 3 Slt 3 3 Type 3 3 Menu 3 3 Alarm 3 3 Test 3 3 State 3 4 Status 3 4 Online 3 4 No Response 3 4 Empty 3 4 Offline 3 4 Offline No Response 3 4 Not Ready 3 4 Rev 3 4 VCOM Men...

Page 6: ...7ter 2400 bps 3 7 V 27ter 4800 bps 3 7 V 29 7200 bps 3 7 V 29 9600 bps 3 7 V 33 12000 bps 3 7 V 33 14400 bps 3 7 Config 3 8 Device 3 8 State 3 8 Deferred 3 8 Available 3 8 Disabled 3 8 TEST 3 8 Device 3 8 Usage Time 3 9 ATLAS Frms 3 9 ATLAS Drop 3 9 VCOM Frms 3 9 VCOM Drop 3 10 Clear 3 10 Reloads 3 10 FAX Capability 3 10 Enable Disable FAX Capability 3 10 Current FAX Status 3 10 ATLAS Features use...

Page 7: ...61200312L1 1 VCOM Module User Manual vii List of Figures Figure 2 1 VCOM Rear Chassis 2 2 Figure 3 1 VCOM Module Menu Tree 3 2 Figure 3 2 Modules Menu with VCOM Installed 3 2 Figure 3 3 VCOM Menus 3 5 ...

Page 8: ...List of Figures viii VCOM Module User Manual 61200312L1 1 ...

Page 9: ...he ATLAS 550 User Manual You can also use the terminal menus to provide additional status information configure the module and download application software Access the terminal menus via either a VT 100 terminal connected to the ATLAS 550 Base Unit s control port or a Telnet session established through the Base Unit s Ethernet port VOICE COMPRESSION RESOURCES The VCOM Module ordering options provi...

Page 10: ...erfaces Other ATLAS 550 components provide both the network and customer interfaces An internal bus exchanges information between the ATLAS 550 chassis and the VCOM Module RELATED DOCUMENTATION The following document contains additional information about the ATLAS 550 frame relay feature ATLAS 550 User Manual P N 61200305L1 1 ...

Page 11: ...t be attached to an ATLAS 550 option mod ule before the VCOM resource module may be installed into the ATLAS 550 unit The VCOM resource module can be attached to any type of ATLAS 550 option module and the resulting assembly can then be installed into any option module slot of the ATLAS 550 chassis Only an ATLAS 550 option module can be used to carry the VCOM resource module In particular the VCOM...

Page 12: ...t the connectors are firmly seated Secure the opposite end of the VCOM resource module to the option module using the screws and standoff posts supplied 3 Slide the option module with the VCOM resource module attached into the ATLAS 550 chassis until the module is positioned firmly against the front of the ATLAS unit 4 Fasten the thumbscrews at both edges of the option module faceplate Tighten wit...

Page 13: ...t for the VCOM resource module consists of two basic steps verifica tion of the module s interface with the ATLAS 550 controller chassis and then verification of the module s voice compression resource data paths During tests of the interface between the module and the controller both components exercise their circuits for the DUAL PORT RAM or DPRAM Once this interface is verified testing proceeds...

Page 14: ...Chapter 2 Installation 2 4 VCOM Module User Manual 61200312L1 1 ...

Page 15: ...el 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 on page 3 2 All submenu items display in the VT 100 terminal window The MODULES terminal menu...

Page 16: ...Part Number Info Serial Number Assembly Revision Slt Firmware Revision Type Menu Device Modules Alarm Status State Test Algorithm State Silence Status Connection Rev Frame Type Config Device State Device Test Usage Time ATLAS Frms ATLAS Drop VCOM Frms VCOM Drop Clear Reloads FAX capablility Enable Disable FAX capability Current FAX status ...

Page 17: ...OM 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 MENU 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 discu...

Page 18: ...icates a problem in the system It also shows if the module is not installed EMPTY The system controller has neither detected any module in the option slot nor has a module been manually enabled for this slot OFFLINE The module is installed but has been manually changed to OFFLINE by a user The module is still responding to the system controller status polls OFFLINE NO RESPONSE The module is instal...

Page 19: ...5 Displays the VCOM Module s serial number ASSEMBLY REVISION Read Security 5 Displays the assembly revision level for the VCOM Module read only FIRMWARE REVISION Read Security 5 Displays the firmware revision level for the VCOM Module read only STATUS Displays submenus for available resources of the VCOM Module DEVICE Read Security 5 Indicates the resource number of the VoFR device listed On the V...

Page 20: ...ffic during periods of relative silence The VCOM Module expects to receive such silence frames therefore silence compression is DISABLED by default Some voice end 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 rela...

Page 21: ... VCOM Module receives from its connected frame relay end point 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 endpoint shows a VOICE sta tus until the FAX protocol is established 2100HZ TONE FAX s...

Page 22: ...vice AVAILABLE The device is properly functioning and can be used when required The ATLAS 550 automatically marks devices that pass built in testing as Avail able DISABLED Marking a device as Disabled prevents the ATLAS 550 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 eligible for use in future calls until...

Page 23: ... Read Security 5 Counter measures each frame that is dropped or discarded during commu nication between the the ATLAS 550 and the VoFR device i e ATLAS Frames Dropped 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 550 system VCOM FRMS...

Page 24: ...ful when testing that a suspected problem has been resolved and when zeroing the various counters would make observing future events easier RELOADS Read Security 5 Number of times since reboot that this device has been reloaded due to a failure FAX CAPABILITY The FAX Capability menu allows FAX transmissions to be enabled dis abled ENABLE DISABLE FAX CAPABILITY This menu item toggles FAX capability...

Page 25: ...y while the terminal cursor is positioned over the SLT 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 SYSTEM SELF TEST a submenu of the ATLAS main menu item SYSTEM UTILITY executes both the VCOM Module internal test and the ATLAS 550 internal test For ...

Page 26: ...Chapter 3 Operation 3 12 VCOM Module User Manual 61200312L1 1 ...

Page 27: ...e iii shipping contents 2 1 damage 2 1 V VCOM menus and submenus 3 5 Config 3 8 Device 3 8 State 3 8 State Available 3 8 State Deferred 3 8 State Disabled 3 8 FAX capability 3 10 Current FAX status 3 10 Enable Disable FAX capability 3 10 Info 3 5 Assembly Revision 3 5 Firmware Revision 3 5 Part Number 3 5 Serial Number 3 5 Status 3 5 Algorithm 3 6 Algorithm G 723 1 3 6 Algorithm N A 3 6 Algorithm ...

Page 28: ...L1 1 State Busy 3 6 State Failed 3 6 State N A 3 5 State Testing 3 6 StatusFrame Type Blank 3 7 Test 3 8 ATLAS Drop 3 9 ATLAS Frms 3 9 Clear 3 10 Device 3 8 Reloads 3 10 Usage Time 3 9 VCOM Drop 3 10 VCOM Frms 3 9 VoFR capability 1 1 W warranty iii ...

Page 29: ...t 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 house or possible fees associated with repair contact CAPS directly at the following number CAPS Department 256 963 8722 Identify the RMA number...

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