Avaya S8700 Maintenance Manual page 201

Avaya s8700 media server for ip connect configurations

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PDMODULE (Processor Data Module) TDMODULE

(Trunk Data Module)

For this test to run, the Remote Loop-Around Test field on the Data Module

administration form must be set to y, indicating that the data module endpoint

supports the test.

Maintenance/

Test circuit

Figure 8-34. Internal Loop-Around Test

A signaling message is sent through the digital port circuit pack to the data

module, requesting it to enter loop-around mode. A test pattern is then sent from

the TN771D Maintenance/Test circuit pack, over the path illustrated above, and

back to the TN771D where it is checked for consistency.

The test aborts if any of the following local PBX resources are not available: a

digital port on the TN771D (there are two such digital ports, but only one may be

used at a time), two TDM time slots and an idle digital port connected to the data

(MPDM, DA, MTDM)

pdmodul2 LJK 072501

Issue 1 May 2002

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