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Cisco Secure Router 520 Series Software Configuration Guide
OL-14210-01
Chapter 1 Basic Router Configuration
Configuring Basic Parameters
Based on the router you have, configure the WAN interface(s) by using one of the following procedures:
• Configure the Fast Ethernet WAN Interface
• Configure the ATM WAN Interface
Configure the Fast Ethernet WAN Interface
This procedure applies only to the Cisco Secure Router 520 Ethernet-to-Ethernet routers. Perform these
steps to configure the Fast Ethernet interface, beginning in global configuration mode:
Configure the ATM WAN Interface
This procedure applies only to the Cisco Secure Router 520 ADSL-over-POTS and
Cisco
Secure Router 520 ADSL-over-ISDN routers.
Command Purpose
Step 1
interface type number
Example:
Router(config)# interface fastethernet 4
Router(config-if)#
Enters the configuration mode for a Fast
Ethernet WAN interface on the router.
Step 2
ip address ip-address mask
Example:
Router(config-if)# ip address 192.1.12.2
255.255.255.0
Router(config-if)#
Sets the IP address and subnet mask for the
specified Fast Ethernet interface.
Step 3
no shutdown
Example:
Router(config-if)# no shutdown
Router(config-if)#
Enables the Ethernet interface, changing its
state from administratively down to
administratively up.
Step 4
exit
Example:
Router(config-if)# exit
Router(config)#
Exits configuration mode for the Fast Ethernet
interface and returns to global configuration
mode.