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Cisco Secure Router 520 Series Software Configuration Guide
OL-14210-01
Chapter 1 Basic Router Configuration
Configuring Basic Parameters
Perform these steps to configure the ATM interface, beginning in global configuration mode:
Configure the Wireless Interface
The wireless interface enables connection to the router through a wireless LAN connection. For more
information about configuring a wireless connection, see
Chapter 9, “Configuring a Wireless LAN
Connection,” and the Cisco Access Router Wireless Configuration Guide.
Configuring a Loopback Interface
The loopback interface acts as a placeholder for the static IP address and provides default routing
information.
For complete information on the loopback commands, see the Cisco IOS Release 12.3
documentation
set.
Command Purpose
Step 1
interface type number
Example:
Router(config)# interface atm0
Router(config-if)#
Identifies and enters the configuration mode for an
ATM interface.
Step 2
ip address ip-address mask
Example:
Router(config-if)# ip address 200.200.100.1
255.255.255.0
Router(config-if)#
Sets the IP address and subnet mask for the ATM
interface.
Step 3
no shutdown
Example:
Router(config-if)# no shutdown
Router(config-if)#
Enables the ATM 0 interface.
Step 4
exit
Example:
Router(config-if)# exit
Router(config)#
Exits configuration mode for the ATM interface
and returns to global configuration mode.