Chapter 4
Configure Initial Router Settings on Cisco 4000 Series ISRs
Configure Gigabit Ethernet Interfaces
This sections shows how to assign an IP address and interface description to an Ethernet interface on
your router.
For comprehensive configuration information on Gigabit Ethernet interfaces, see the "Configuring LAN
Interfaces" chapter of Cisco IOS Interface and Hardware Component Configuration Guide,
http://www.cisco.com/en/US/docs/ios/12_2/interface/configuration/guide/icflanin.html
For information on interface numbering, see the software configuration guide for your router.
SUMMARY STEPS
1.
2.
3.
4.
5.
6.
7.
8.
9.
DETAILED STEPS
Command or Action
Step 1
enable
Example:
Router> enable
Step 2
show ip interface brief
Example:
Router# show ip interface brief
Step 3
configure terminal
Example:
Router# configure terminal
Step 4
interface {fastethernet | gigabitethernet}
0/port
Example:
Router(config)# interface gigabitethernet 0/0/0
OL-32185-02
enable
show ip interface brief
configure terminal
interface {fastethernet | gigabitethernet} 0/0/port
description string
ip address ip-address mask
no shutdown
end
show ip interface brief
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
Perform Initial Configuration on Cisco 4000 Series ISRs
Purpose
Enables privileged EXEC mode.
Enter your password if prompted.
•
Displays a brief status of the interfaces that are configured
for IP.
Learn which type of Ethernet interface is on your
•
router.
Enters global configuration mode.
Specifies the Ethernet interface and enters interface
configuration mode.
For information on interface numbering, see
Note
Subslots (Bay), Ports, and Interfaces in Cisco 4000
Series ISRs, page
1-40.
Slots,
4-11