Avaya Nortel Communication Server 1000 Manual page 39

The faceplate red LED indicates the following:
•
•
Ethernet port
The Ethernet port is used for debugging. It connects to the six-ports layer-2
switch through port three on the card and is mirrored to any other ports
of the layer 2-switch.
Four character LED display
This is a four-digit LED-based hexadecimal display that provides the role of
the card. It also provides an indication of fault conditions and the progress
of PC Card-based software upgrades or backups.
Ethernet activity LEDs
The faceplate contains two Ethernet activity LEDs: one for the ELAN
network interface and one for the TLAN network interface. The LEDs
indicate the following links on the ELAN network interface and TLAN
network interface:
•
•
RS-232 Maintenance port
The Media Card 32S card faceplate provides a female eight-pin mini-DIN
serial maintenance port connection.
Functional description of the Voice Gateway Media Cards
The Media Cards and ITG-P 24-port line card perform three separate
functions, depending on the system in which the card is located, and the
type of card:
1. The card acts as a gateway between the circuit-switched voice network
2. The card acts as a Line Terminal Proxy Server (LTPS) or virtual line
3. The Media Card 32S card provides Secure Real-time Transport Protocol
Copyright © 2003–2008, Nortel Networks
.
the enabled and disabled status of the card
the self-testing result during power-up or card insertion into an
operational system
Link Activity
Speed
and the IP network.
card for the IP Phones.
(SRTP) to secure the IP media path between the DSP channels and
the card.
Nortel Communication Server 1000
IP Line Fundamentals
NN43100-500 02.02 Standard
Release 5.5 4 February 2008
Voice Gateway Media Cards 39