CONFIGURING INTERFACES

ØLAN interface (ETHERNET Port)

ØWAN interface (SERIAL Port)

ETHERNET

Router(config)#Interface Ethernet 0

Router(config-if)#Ip Address 200.150.1.254 255.255.255.0

Router(config-if)#no shutdown

Router(config-if)#^Z

Router#Show Int E0

SERIAL

Router(config)#Interface Serial 0

Router(config-if)#Ip Address 150.10.1.1 255.255.0.0

Router(config)#clock rate 56000

Router(Config-if)# bandwidth 64

Router(config-if)#No shutdown
Router(config-if)#^Z

InterpretringThe Interface Status

Router# show int s0

Serial0 is up, line protocol is up... Is the messege if the interface is operational.

Serial0 is up, line protocol is down….. This is if there is any connection problem.

Serial0 is down, line protocol is down….. This is if there is any interface problem.

Serial0 is administratively down, line protocol is down….. This is if the interface is disabled.