Ds3/2Ds3 Ni-2 Card Overview - Cisco 6260 Installation Manual

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Cisco 6260 System Overview

1.2.3.9 DS3/2DS3 NI-2 Card Overview

The DS3/2DS3 NI-2 card
Note
Note
For hardware specifications for the DS3/2DS3 NI-2 card, see the
Note
page
Cisco 6260 Hardware Installation Guide
1-30
Provides the network E3 network trunk interface through BNC connectors located on the E3 I/O
module.
The Cisco 6260 system does not support the DS3 interface. When the DS3/2DS3 NI-2 card and
the E3 I/O module are installed in the Cisco 6260 chassis, the system adopts E3 functionality.
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 alarm cut-off (ACO) button
Provides visual and audible operating status alerts
Is manageable through Cisco IOS software or through CDM
Provides Cisco IOS-based ATM QoS
Controls timing and redundancy
The BITS interface is connected through the E3 I/O module located on the front of the Cisco
6260.
Supports the aggregation of up to 12 subtended node chassis that are configured for E3 operation in
a tree topology.
Provides two E3 subtend interfaces through BNC connectors located on the I/O module.
A-8.
Chapter 1
Product Overview
"DS3/2DS3 NI-2 Card" section on
OL-2365-02

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