Cisco ASR 903 Hardware Installation Guide

The other end of the cable has two 50-pin Telco connectors that attach to the rear of a 24-port RJ45 patch
panel. Both connectors are identical: one is for Transmit (TX) and the other is for Receive (RX).
Figure 76: 16 x T1/E1 Cable Connector
The figure below shows how the cable is connected between the 16 x T1/E1 interface module and the patch
panel.
Figure 77: Cable Installation between 16 x T1/E1 Interface and Patch Panel
Patch panel interfaces1
For information about the pinout of the cable connecting the T1/E1 interface to the rear of the patch panel,
see the Troubleshooting .
Cisco ASR 903 Aggregation Services Router Hardware Installation Guide
130
Installing the Cisco ASR 903 Router
Connecting T1/E1 cables

Cisco ASR 903 Specifications

General

Form Factor	Modular
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 95% non-condensing
Redundancy	Yes, redundant power supplies and route processors
Operating System	Cisco IOS XE
Power Supply	AC or DC
Switching Capacity	240 Gbps
Operating Temperature	-40°C to 65°C (-40°F to 149°F)
MTBF	200, 000 hours
Supported Protocols	IPv4, IPv6, MPLS, L2VPN, L3VPN
Interfaces	Gigabit Ethernet, 10 Gigabit Ethernet, T1/E1