Cisco IOS Helpfull Commands & Tips
*Viewing the routing table router# show ip route *Viewing the running configurations router# show running-config *Saving configuration router# wr *Enabling IP routing router(config)# ip routing *Adding a routing table entry router# conf t router(config)# ip route
*Deleting a routing table entry router# conf t router(config)# no ip route *Shutdown Interface 0/0 router# conf t router(config)# interface fastethernet 0/0 router(config-if)# shutdown *Start Interface 0/0 router# conf t router(config)# interface fastethernet 0/0 router(config-if)# no shutdown *Set New IP address router# conf t router(config)# interface fastethernet 0/0 router(config-if)# ip address *Enabling SNMP community to all IPs router# conf t router(config)# snmp-server community
*Configuring FastEthernet Interface router# conf t router(config)# interface fastethernet 0/0 router(config-if)# ip address router(config-if)# description router(config-if)# no shutdown *Configuring Serial Interface (WIC-2T), DTE end. router# conf t router(config)# interface serial 0/1 router(config-if)# ip address router(config-if)# description router(config-if)# no shutdown *Configuring Serial Interface (WIC-2T), DCE end. router# conf t router(config)# interface serial 0/1 router(config-if)# ip address router(config-if)# clock rate <300-4000000> router(config-if)# description router(config-if)# no shutdown