Lucent Technologies 555-661-150 System a LEGEND-PBX→System B LEGEND-Ntwk→System C LEGEND-PBX

Models: 555-661-150

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MERLIN LEGEND Communications System Release 6.1

Issue 1

Network Reference 555-661-150

August 1998

6 Troubleshooting

 

Calls From a Remote System to Centralized Voice Messaging System Get the

Page 6-29

 

 

instructions for determining the switch type programmed at your system and changing it if necessary. “Switch Type” in the Chapter 4 “PRI Facilities” section of System Programming gives full details.

In Release 6.1 and later systems, the PRI Switch Type Test requests the system at the other end to respond with information about the system mode specification. Lucent Technologies technicians or authorized representatives can run this test to determine the mode of the system at the other end.

If the call is carried over other systems connected by tandem PRI facilities, the coordinating system manger must ensure that the settings are correct, as in this example of MERLIN LEGEND Communications Systems:

System A LEGEND-PBXSystem B LEGEND-NtwkSystem C LEGEND-PBX

If the switch type settings are correct and problem persists, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.

Calls From a Remote System to

 

Centralized Voice Messaging System

 

Get the Wrong Message or Go To

6

Operator

The following are likely circumstances in which calls reach the centralized voice messaging system but receive the wrong message, for example, automated attendant instead of voice mail, or no message, or go to operator:

Possible Cause 1: There may be a numbering conflict in the switch identifiers for the trunks that carry the call. Within a private network, switch identifiers should be unique and unambiguous. If they are not, calls may terminate prematurely or continue to route unexpectedly.

What to Do: Dial the local VMI group. If the problem still occurs, the coordinating system manager must check system planning Form Non-Local UDP Administration Form in the Installation Specification and review the switch identifiers for all systems over which calls travel to reach the destination extension(s). To review a report including the switch identifiers programmed on your local system, select the 3ULQW option on the System Programming menu and then choose￿7UXQN￿,QIR￿and￿*HQHUDO.

If the switch identifiers are missing or not correct, the coordinating system manager must see that a change is made at one or more non-local systems where the conflict exists. To change the current switch identifiers at your local system, see “Switch Identifiers” on page 19 or “UDP Facilities” in Chapter 4 of System Programming.

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Lucent Technologies 555-661-150 manual System a LEGEND-PBX→System B LEGEND-Ntwk→System C LEGEND-PBX