Functional Description - Nortel Circuit Card 311 Reference

Figure 224
E and M Trunk card - faceplate

Functional description

The NT8D15 E and M Trunk card serves various transmission requirements.
The trunk circuits on the card can operate in either A-Law or µ-Law
companding modes. The mode of operation is set by service change entries.
Copyright © 2003-2008, Nortel Networks
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Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Functional description 723