Table of Contents
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Chapter 1
Product Overview
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1.2.3.10.1 Faceplate Features
Figure 1-17
OL-2365-02
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E1
E1 IMA group
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Network trunk and subtend connectors for the DS3+T1/E1 IMA NI-2 cards are located on the
E1 I/O module on the front of the Cisco 6260 chassis.
Connects to the xTU-C line cards through point-to-point serial data buses on the backplane
Contains the ATM switch fabric
Provides CO facility alarm relay contact interfaces and an ACO button
Provides visual and audible operating status alerts
Is manageable through Cisco IOS software or CDM
Provides Cisco IOS-based ATM QoS
Controls timing through an internal clock or BITS interface, or from an ATM interface (E1)
The BITS interface is connected through the I/O module located on the front of the Cisco 6260.
Supports the aggregation of up to seven subtended node chassis that are configured for E1 or E1
IMA group operation in a daisy-chain, tree, or star topology
Provides E1 subtend interfaces through RJ-48c connectors located on the E1 I/O module.
shows a close-up of the DS3+T1/E1 IMA NI-2 card faceplate.
Cisco 6260 System Overview
Cisco 6260 Hardware Installation Guide
1-33
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