T1/E1 Medium Module (Supported On Secure Router 4134 Only) - Nortel Secure Router 4134 Installation Manual

T1/E1 Medium Module (supported on Secure Router 4134 only)

The 8-port T1/E1 Medium Module provides eight T1 ports (each port
supports 24 data timeslots with a line data rate of 1.544 Mbps) or eight E1
ports (each port supports 31 data timeslots with a line data rate of 2.048
Mbps). The module supports up to 128 logical channels.
The following figure shows the 8-port T1/E1 Medium Module.
Figure 14
8-port T1/E1 Medium Module
Table 14
Cable and connectors
Port Connector
T1/E1 RJ45
Table 15
Module LEDs
LED
STAT
LINK/STAT 1-8
Interface modules for the Secure Router 2330/4134 33
Recommended
cable type
T1: Dual shielded
twisted pair, 100
ohm, CAT3 or
better
E1: Dual shielded
twisted pair, 120
ohms, or dual 75
ohm coax cables
Description
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.
Status of each interface (1 through 8):
•
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
Nortel Secure Router 2330/4134
Installation - Hardware Components
NN47263-301 03.01 7 September 2009
Copyright © 2007-2008 Nortel Networks. All Rights Reserved.
Minimum Maximum
cable length cable length
None T1: DSX1
(interior) from 0
to 655 ft.
DS1 (exterior)
from 0 to
approximately
15 000 ft.