Cisco ASR 903 Router Features
OC-3 Interface Module
The OC-3 interface module can operate as up to four STM-1 interfaces.
Note
The optical interface module is designed for OC-3 and OC-12 traffic, but OC-12 functionality is not
currently supported.
Figure 1-8
Figure 1-8
Supported SFP Modules
The optical interface module supports the following optical transceivers:
•
•
•
•
•
For more information about installing an optical interface module, see the
Installation" section on page
Cisco ASR 903 Router Hardware Installation Guide
1-14
shows the interface module.
4 x OC-3 Interface Module
ONS-SC-155-EL
ONS-SI-155-I1
ONS-SI-155-L1
ONS-SI-155-L2
ONS-SI-155-SR-MM
3-14.
Chapter 1
Cisco ASR 903 Router Overview
"Interface Module
OL-25178-04