Chapter 1 Product Overview
Optical Services Modules
1-20
Cisco 7600 Series Internet Router Module Installation Guide
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Figure 1-14 2+4-Port Gigabit Ethernet WAN Services Module
12-Port Channelized T-3
The OSM-12CT3/T1 (Figure 1-15) can accept both clear-channel T3 trafficand
multiplexed circuits from T1/E1 and DS0.
Service features include support for IP and MPLS traffic, Class-Based Weighted
Fair Queuing (CBWFQ), Low-Latency Queuing (LLQ), and Weighted Random
Early Detection (WRED).
Figure 1-15 12-Port Channelized T-3 Module
OSMLED Descriptions
This section describes the OSM LEDs:
• OSM STATUS LED, page 1-21
• Gigabit Ethernet Link LED Description, page 1-22
• LC and SC Interface LED Description, page 1-22
• MT-RJ Interface LED Description, page 1-24
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