Chapter 9 Installing Interface Cards In Cisco 1800 Series Routers (Modular); Cisco Interface Cards Installation Guide; Related Product Documentation; Installing Wics, Vwics, And Hwics - Cisco 1841 - 3G Bundle Router Hardware Installation Manual

Installing Interface Cards in Cisco 1800 Series
Routers (Modular)

Cisco Interface Cards Installation Guide

The
interface cards in external chassis slots. Interface cards supported by the Cisco 1800 series integrated
services routers (modular) include the following types:
•
•
•
You can view the

Related Product Documentation

The following documentation is related to your product. This document was not shipped with your
product, but you can access it on Cisco.com.
•

Installing WICs, VWICs, and HWICs

This section describes how to install WICs, VWICs, and HWICs into Cisco 1800 series routers.
Do not connect a WAN cable to an interface card until you have completed its installation procedure.
Caution
The Cisco 1841 router has two interface card slots. Each slot can accommodate a Cisco WIC, VWIC
(data only mode), or a single-wide high-speed WIC (HWIC).
Cisco double-wide HWICs are not supported in the Cisco 1841 router.
Note
OL-5876-03
Cisco Interface Cards Installation Guide
Voice-WAN interface cards (VWICs)—data only on the Cisco 1841 router
WAN interface cards (WICs)
High-speed WAN interface cards (HWICs)
Cisco Interface Cards Installation Guide
Cisco Network Modules and Interface Cards Regulatory Compliance and Safety Information
C H A P T E R
contains the procedures for installing the various types of
on Cisco.com.
Cisco 1800 Series Routers (Modular) Hardware Installation Guide
9
9-1