Cisco Systems ISR4451XK9 manual For IP, Learn which type of Ethernet interface is on your

Chapter 4 Initial Configuration

Performing the Initial Configuration on the Router

4.interface {fastethernet gigabitethernet} 0/0/port

5.description string

6.ip address ip-address mask

7.no shutdown

8.end

9.show ip interface brief

DETAILED STEPS

	Command or Action	Purpose
Step 1
	enable	Enables privileged EXEC mode.
		• Enter your password if prompted.
	Example:
	Router> enable
Step 2
	show ip interface brief	Displays a brief status of the interfaces that are configured
		for IP.
	Example:	• Learn which type of Ethernet interface is on your
	Router# show ip interface brief		router.
Step 3
	configure terminal	Enters global configuration mode.
	Example:
	Router# configure terminal
Step 4
	interface {fastethernet gigabitethernet}	Specifies the Ethernet interface and enters interface
	0/port	configuration mode.
	Example:	Note	For information on interface numbering, see About
			Slot, Subslot (Bay), and Port Numbering,
	Router(config)# interface gigabitethernet 0/0/0		page 1-17.
Step 5
	description string	(Optional) Adds a description to an interface configuration.
		• The description helps you remember what is attached to
	Example:		this interface. The description can be useful for
	Router(config-if)# description GE int to 2nd		troubleshooting.
	floor south wing
Step 6
	ip address ip-address mask	Sets a primary IP address for an interface.
	Example:
	Router(config-if)# ip address 172.16.74.3
	255.255.255.0
Step 7
	no shutdown	Enables an interface.
	Example:
	Router(config-if)# no shutdown

	Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
OL-27644-01		4-11