Ds3 Medium Module - Nortel Secure Router 4134 Installation — Hardware Components

42 Nortel Secure Router 4134 hardware components fundamentals
Table 18
Cable and connectors
Port Connector
CT3 Two BNC
connectors —
one for transmit
and one for
receive
Table 19
Module LEDs
LED
LINK/STAT
STAT

DS3 Medium Module

The 1-port DS3 Medium Module provides a single clear channel T3 port
operating at 44.736 Mbps for WAN access.
ATTENTION
The Clear Channel DS3 interface module does not support the use of the M13
framing format. Use only the default framing format of C-BIT on Clear Channel
DS3 interface modules.
The following figure shows the 1-port DS3 Medium Module.
Figure 16
1-port DS3 Medium Module
Copyright © 2007, 2008 Nortel Networks
.
Recommended
cable type
Two 75 ohm
unbalanced coax
cables (RG-179
typical)
Description
Status of interface:
•
Off: Not connected or the interface is out of service
•
Yellow: The interface is in a loopback mode or is running diagnostics
•
Green: The link or channel is active and receiving a valid signal
General module status:
•
Off: No power available to the module
•
Yellow: Out of service, or failed to initiate
•
Green: Power on and the module is operational
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 02.01 Standard
18 February 2008
Minimum Maximum
cable length cable length
None 450 ft (137.16 m)