Nortel Networks Circuit Card 311 - Manual (Page 785)

Configuration 785
Each of the four trunk circuits on the E and M trunk card can be individually
configured for trunk type, companding mode, and port-to-port loss
compensation. Configuring the card requires both jumper changes and
configuration software service entries.
The locations of the jumpers are shown in Figure 255 "E and M Trunk card -
jumper locations" (page 786) .
Each of the four trunk circuits on the E and M trunk card can be individually
configured for trunk type, companding mode, and port-to-port loss
compensation. Configuring the card requires both jumper changes and
configuration software service entries.
Jumper settings
The NT8D15 E and M Trunk card serves various transmission requirements.
The four units on the card can operate in A-Law or µ-Law companding
modes, which are selected by service change entries. Each unit can be
independently configured for 2-wire E and M, 4-wire E and M, and paging
trunk types. The trunk type is selected by service change entries and
jumper strap settings.
See Table 303 "E and M Trunk card - jumper strap settings" (page 787) .
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright © 2003-2008, Nortel Networks
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