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=== Show MAC Table ===
  
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show mac-address-table
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or
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sh mac-address-table
  
  
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== CCNA Cheat Sheet ==
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http://www.cb-net.co.uk/networking-articles/26-cisco-articles/56-ccna-ciso-router-cram-sheet
  
  

Latest revision as of 22:14, 27 March 2013

Cisco uses a proprietary OS called 'IOS'


Logging In

In order to make changes to the IOS configurations you need to login as an Enabled user, to do this type:

enable

You will then be prompted for a password (assuming a password has been set for this account).


Basic Commands

Show the currently running configuration

show running-config

or in IOS Shorthand

sh run


Configure an interface

config term
interface fa0/1


Delete a line from a config

Prepend 'no' to a line to delete it. Example: To delete

switchport mode access

issue this command

no switchport mode access


Save a config

Copy running config to startup config (RAM) to (NVRAM)

copy run start


Reset a port

config term
int fa0/1
shutdown
no shutdown
exit


Show MAC Table

show mac-address-table

or

sh mac-address-table


CCNA Cheat Sheet

http://www.cb-net.co.uk/networking-articles/26-cisco-articles/56-ccna-ciso-router-cram-sheet