1-Configure the Primary IP Address of 192.168.1.5/24 on interface FastEthernet0/0
2-Configure a Secondary IP Address of 122.22.40.230/22 on Interface FastEthernet0/0
3-Activate the FastEthernet0/0 Interface.
Verify your configuration changes via the running-configuration.
1-2
Router>enable
Router#configure terminal
Router(config)#interface FastEthernet 0/0
Router(config-if)#
Router(config-if)#ip address 192.168.1.5 255.255.255.0
Router(config-if)#ip address 122.22.40.230 255.255.255.0 secondary
Router(config-if)#
Router(config-if)#no shutdown
3-
Router#show run interface FastEthernet 0/0
Building configuration...
Current configuration : 148 bytes
!
interface FastEthernet0/0
ip address 122.22.40.230 255.255.255.0 secondary
ip address 192.168.1.5 255.255.255.0
duplex auto
speed auto
end