CONF DE R1

ENABLE
CONFIGURE TERMINAL
HOSTNAME R1

INTERFACE FASTETHERNET 0/1.400
ENCAPSULATION DOT1Q 400
IP ADDRESS 172.16.2.18 255.255.255.252

INTERFACE FASTETHERNET 0/1
NO SHUTDOWN

ROUTER RIP
VERSION 2
NETWORK 172.16.2.16

END

COPY RUNNING-CONFIG STARTUP-CONFIG