Prompt level router> router# router(config-line)# router(config-if)# router(config-router)#

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Comments/Questions

a note to the reader when you see the " < ^_" in the examples press the return key to enter the command in.

this web site is for reference only some commands my not work on all routers depending on what ios version you have

Cisco Router Configuration Second Edition
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The Router(config)#        < prompt

No

        Negates a configured option or sets it to the default

    See also: router(config-if)#no, router(config-line)#no, router(config-router)#no

    Shortcuts: None

    example: undoing  a set hostname

myname(config)#no hostname myname  <-enter
router(config)#

  or

myname(config)#no hostname         <-enter

router(config)#

hostname

        Changes the host name of the router you are configuring to the one you provide

    See also: None

    Shortcuts: None

    example: taken as if there was no hostname yet

router(config)#hostname myname  <-enter
                                note: your host name will show up exactly as you type it no spaces allowed
myname(config)#

Interface

       puts you into interface configuration mode

    See also: Router(config-if)#, router(config-line)#

    Shortcuts: int

note: these commands will only work if you have the interface on your router
*I warn you that you can couse problems with your router if you do thing wrong*
*I am not teaching you how to do router configuration*
*I am not liable for any damage you have been warned*

     Sub Commands:

     async

           Asynchronous interface configuration

        See also: Router(config-if)#

       example: none modular routers

router(config)#interface async 1   <-
router(config-if)#

       example: modular routers

router(config)#interface async 0/1   <-the first number is the slot 
                                     <-the second the port on the card in the slot
router(config-if)#

     Ethernet

        enters Ethernet interface configuration mode

        See also: Router(config-if)#

       example: For non modular routers

router(config)#interface Ethernet0   <-enter  you need the number of the interface 0,1,2...
router(config-if)#

       example: For modular routers

router(config)#int E0/1   <-enter for modular routers you need the number of the interface 0,1,2...
                            and the number of the card 0,1,2... separated by a /
router(config-if)#

     Atm

       asynchronous transfer mode interface configuration mode

        See also: Router(config-if)#

       example:

router(config)#int atm 0/0    <-
rotuer(config-if)#

     BVI

       HELP ME WITH THIS COMMAND GO HERE

        See also: Router(config-if)#

       example:

     BRI

       Basic Rate Interface configuration mode

        See also: ISDN, Router(config-if)#

       example:

router(config)#int bri 1  <-
router(config-if)#

     Dialer

       this is a none physical interface used with isdn dialup

        See also: Router(config-if)#

       example:

router(config)#interface dialer 1    <-
router(config-if)#

     Fast-Ethernet

       Enters Fast Ethernet configuration mode

       See also: Router(config-if)#

       example: For a non modular router

router(config)#interface Fast-Ethernet0   <-enter you need the interface number 1,2,3... 
router(config-if)#

       example: For a modular router

router(config)#int Fa0/1   <-enter you need the interface number 1,2,3...
                                   and the modular number 1,2,3... separated by a /
router(config-if)#

     Loopback

       test interface none physical alwasys up

        See also: Router(config-if)#

       example:

router(config)#int lo0    <-
router(config-if)#

     Null

        See also: Router(config-if)#

       example:

     Lex

        See also: Router(config-if)#

       example:

     Serial

        See also: Router(config-if)#

       example:

     Tokenring

        See also: Router(config-if)#

       example:

     FDDI

        See also: Router(config-if)#

       example:

     Tunnel

        See also: Router(config-if)#

       example:

   END INTERFACE COMMAND

aaa

    See also:

    Shortcuts:

    example:

access-list

    See also:

    Shortcuts:

    example:

alias

    See also:

    Shortcuts:

    example:

arp

    See also:

    Shortcuts:

    example:

async-bootp

    See also:

    Shortcuts:

    example:

Banner

        Sets login  and other banners

    See also:  none

    Shortcuts: none

    example:

router

     Sub commands:

      motd

        set message of the day banner

       see also:

       shortcuts:

       example:

     Exec

        set message of the day banner

       see also:

       shortcuts:

       example:

      Incoming

        set message of the day banner

       see also:

       shortcuts:

       example:

      Login

        set message of the day banner

       see also:

       shortcuts:

       example:

      Prompt-timeout

        set message of the day banner

       see also:

       shortcuts:

       example:

      Slip-ppp

        set message of the day banner

       see also:

       shortcuts:

       example:

boot

    See also:

    Shortcuts:

    example:

bridge

    See also:

    Shortcuts:

    example:

buffers

    See also:

    Shortcuts:

    example:

busy-message

    See also:

    Shortcuts:

    example:

cdp

    See also:

    Shortcuts:

    example:

chat-script

    See also:

    Shortcuts:

    example:

ISDN

    See also:

    Shortcuts:

    example:

    See also:

    Shortcuts:

    example: