Cisco Systems C819GUK9 Configuring a Cellular Interface, 5-16, Summary Steps, Detailed Steps

Chapter 5 Basic Router Configuration

Configuring WAN Interfaces

Configuring a Cellular Interface

To configure the cellular interface, enter the following commands, beginning in privileged EXEC mode.

SUMMARY STEPS

1.configure terminal

2.interface cellular 0

3.encapsulation ppp

4.ppp chap hostname hostname

5.ppp chap password 0 password

6.asynchronous mode interactive

7.ip address negotiated

Note The PPP Challenge Handshake Authentication Protocol (CHAP) authentication parameters that you use

in this procedure must be the same as the username and password provided by your carrier and configured only under the GSM profile. CDMA does not require a username or password.

DETAILED STEPS

	Command or Action	Purpose
Step 1	configure terminal	Enters global configuration mode from the terminal.
	Example:
	Router# configure terminal
Step 2	interface cellular 0	Specifies the cellular interface.
	Example:
	Router (config)# interface cellular 0
Step 3	encapsulation ppp	Specifies PPP encapsulation for an interface
		configured for dedicated asynchronous mode or
	Example:	dial-on-demand routing (DDR).
	Router (config-if)# encapsulation ppp
Step 4	ppp chap hostname hostname	Defines an interface-specific Challenge Handshake
		Authentication Protocol (CHAP) hostname. This
	Example:	must match the username given by the carrier.
		Applies to GSM only.
	Router (config-if)# ppp chap hostname cisco@wwan.ccs
Step 5	ppp chap password 0 password	Defines an interface-specific CHAP password. This
		must match the password given by the carrier.
	Example:
	Router (config-if)# ppp chap password 0 cisco

	Cisco 819 Series Integrated Services Router Software Configuration Guide
5-16	OL-23590-02