51 - 165 IP Telephony v1.0 Lab 4.1.1 Copyright © 2005, Cisco Systems, Inc.
Lab 4.1.1 Configuring a FXS Port
Objective
• Configure a router FXS port for an analog phone
Equipment Requirements
• Cisco CallManager Express (CME) capable router with a FXS port
• Inline power capable switch or non-inline power switch with power injectors
• One analog phone with RJ-11 cable
• One IP phone
In this lab the ACME.com Company wants to be able to reuse an analog phone for emergency calls.
The analog phone plugs into the router FXS port. A similar configuration could be done for an analog
fax machine or another analog device.
• Configure the router for FXS capability
This lab relies on labs 2.1.1, 2.1.2, and 3.1.1 being successfully completed and loaded.