ROUTER COMMANDSGeneral Commands

? Help command key

no Negate a command or set its defaults

Privileged Mode Commands

Router#copy running-config startup-config Copy to startup configuration

Router#copy running-config tftp: Copy to tftp: file system

Router#debug ip routing Routing table events

Router#debug ip rip RIP information

Router#debug ip igrp IGRP information

Router#debug ip ospf OSPF information

Router#debug ip eigrp EIGRP information

Router#disable Turn off privileged commands

Router#enable Turn on privileged commands

Router#erase Erase a filesystem

Router#ping Send echo messages

Router#reload Halt and perform a cold restart

Router#resume Resume an active network connection

Router#setup Run the SETUP command facility

Router#telnet Open a telnet connection

Router#traceroute Trace route to destination

Router#show access-lists List access lists

Router#show cdp CDP information

Router#show controllers Interface controller status

Router#show flash: display information about flash: file system

Router#show frame-relay Frame-Relay information

Router#show interfaces Interface status and configuration

Router#show ip IP information

Router#show isdn ISDN information

Router#show ppp PPP parameters and statistics

Router#show protocols Active network routing protocols

Router#show running-config Current operating configuration

Router#show sessions Information about Telnet connections

Router#show snmp snmp statistics

Router#show startup-config Contents of startup configuration

Router#show tcp Status of TCP connections

Router#show version System hardware and software status

Router#configure terminal Configure from the terminal

Global Configuration Commands

Router(config)#config-register Define the configuration register

Router(config)#enable password Assign the privileged level password

Router(config)#enable secret Assign the privileged level secret

Router(config)#end Exit from configure mode

Router(config)#exit Exit from configure mode

Router(config)#frame-relay global frame relay configuration commands

Router(config)#hostname Set system's network name

Router(config)#username Establish User Name Authentication

Router(config)#interface Select an interface to configure

Router(config)#router Enable a routing process

Router(config)#router eigrp X (X = <1-65535> Autonomous system number) Enhanced Interior Gateway Routing Protocol (EIGRP)

Router(config)#router igrp Y (Y = <1-65535> Autonomous system number) Interior Gateway Routing Protocol (IGRP)

Router(config)#router ospf Z (Z = <1-65535> Process ID) Open Shortest Path First (OSPF)

Router(config)#router rip Routing Information Protocol (RIP)

Routing Protocol Commands

Router(config-router)#network A.B.C.D Network number

Router(config-router)#network A.B.C.D W.X.Y.Z area X (X = Area ID) Network number (Only for OSPF)

Interface Configuration Commands

Router(config-if)#bandwidth Set bandwidth informational parameter

Router(config-if)#clock rate Configure serial interface clock speed

Router(config-if)#description Interface specific description

Router(config-if)#encapsulation Set encapsulation type for an interface

Router(config-if)#exit Exit from interface configuration mode

Router(config-if)#ip address Set the IP address of an interface

Router(config-if)#shutdown Shutdown the selected interface