Nortel Circuit Card 311 Reference page 324

324 NT5D60/80/81 CLASS Modem card (XCMC)
The NT5D60AA CLASS Modem card has no user-configurable jumpers or
switches. The card derives its address from its position in the backplane
and reports that information back to the Meridian 1 CPU through the
Cardlan interface.
Software service changes
On systems equipped with either CNUMB (package 332) or CNAME
(package 333), up to 255 CLASS Modem (CMOD) units can be configured
in LD 13, and analog (500/2500-type) telephones can be assigned as
CLASS telephones in LD 10 by assigning them CNUS, or CNUA and CNAA
class of service. See Software Input/Output Reference — Administration
(NN43001-611) for LD 10 and LD 13 service change instructions.On
systems which are equipped with either CNUMB (package 332) or CNAME
(package 333), up to 255 CLASS Modem (CMOD) units can be configured
in LD 13, and analog (500/2500-type) telephones can be assigned as
CLASS telephones in LD 10 by assigning them CNUS, or CNUA and CNAA
class of service. See Software Input/Output Reference — Administration
(NN43001-611) for LD 10 and LD 13 service change instructions.
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