Nortel Networks 1000 - Manual (Page 950)

950 NTDW65 Voice Gateway Media Card
•
10/100 BaseT ELAN network interface for management and signalling
messages.
•
10/100BaseT TLAN network interface for telephony voice traffic.
• FPGA for backplane interfaces.
• Two TTY ports on the processor for debugging.
•
100BaseT faceplate port for debugging.
Figure 275
Voice Gateway Media card block diagram
Ethernet ports
External connections
There are TLAN and ELAN network interfaces for connection to external
networks, and a faceplate debug port.
Internal connections
There is a TLAN connection to the DSP, and ELAN and TLAN connections
to the processor.
Backplane interfaces
The FPGA features include:
• DS30X interfaces.
•
A10 signalling.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 02.06 Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.