Card roles – Nortel Networks NN43001-563 User Manual
Page 39
IP trunk card description
39
Table 6 "Firmware compatibility matrix for the Media Card 32-port trunk
card" (page 39)
gives the firmware compatibility for the Media Card 32-port
trunk card.
Table 6
Firmware compatibility matrix for the Media Card 32-port trunk card
Firmware version
NTVQ01BA
NTVQ01BB
6.7
Compatible
Not compatible
8.0
Not compatible
Compatible
NTVQ01BB Media Card 32-port trunk cards are factory-programmed with
Release 8.0 firmware. Any firmware feature upgrades are available on the
Nortel website.
Download this firmware from the Customer Support Software page. Go to
. Follow the links to Customer Support and Software
Distribution or go to
Card roles
The Media Card 32-port trunk card and ITG-Pentium 24-port trunk card can
have one or more of the following roles:
•
Follower
•
Active Leader
•
Backup Leader
•
D-channel IP gateway (DCHIP)
The card roles identify which systems are active systems/standby systems
and which are client systems. The Active Leader has a Node IP address on
the voice interface. This node IP is an alias IP which is added to the original
IP address on the voice interface. Other machines in the network use the
Node IP to keep track of the Active Leader.
Each Meridian 1/CS 1000M is usually configured with the following:
•
one IP trunk card that acts as an Active Leader
•
one IP trunk card that acts as a Backup Leader
•
at least one IP trunk card that provides DCHIP functionality
•
one or more IP trunk cards identified as Followers
In the TM 3.1 ITG application, the term Leader 0 refers to the IP trunk card
initially configured to perform the role of the Active Leader. The term Leader
1 refers to the IP trunk card that is initially configured to perform the role of
Backup Leader. The Active Leader and Backup Leader exchange the Node
Nortel Communication Server 1000
IP Trunk Fundamentals
NN43001-563
01.01
Standard
Release 5.0
30 May 2007
Copyright © 2007, Nortel Networks
.