Cisco Cisco VN 2900 Network Adaptation Interface Guía De Instalación
1
Cisco IOS Release 12.5(1)T
Connecting Cisco T1/E1 High-Speed WAN
Interface Cards on Cisco 1861 Integrated
Services Routers
Interface Cards on Cisco 1861 Integrated
Services Routers
Revised: January 10, 2008, OL-14873-01
Overview
This document describes how to connect Cisco T1/E1 high-speed WAN interface cards (HWICs) to a
network. It contains the following sections:
network. It contains the following sections:
•
•
For an overview of Cisco interface cards used for Cisco Integrated Services Routers see the
document.
T1/E1 HWICs
This section describes T1/E1 HWICs and how to connect them to a network. It contains the following
subsections:
subsections:
•
•
•
•
The 1-port T1/E1 HWIC (HWIC-1T1/E1) includes an integrated data service unit/channel service unit
(DSU/CSU). The HWIC can be configured for either full T1 services or fractionalized T1 services.
(DSU/CSU). The HWIC can be configured for either full T1 services or fractionalized T1 services.
T1/E1 HWIC LEDs
shows the T1/E1 HWIC LEDs.
describes the functions.