ASIC to port mapping

Just a couple of commands to show the ASIC/port mapping on most cisco switches. show interfaces capabilities module Is used on smaller switches e.g. 3750 m00nie-C3750#show platform pm if-numbers interface gid gpn lpn port slot unit slun port-type lpn-idb gpn-idb…

Read More

Changing MED value in BGP (GNS3 lab)

BGP Multiexit Discriminator (MED orMULTI_EXIT_DISC) is an optional nontransative attribute (Type code Value 4). It is usually used to exchange info about a preffered to external BGP neighbours. MED is passed between ASs unlike LOCAL_PREF but each time it is…

Read More

Stop your Cisco device interrupting your typing

One annoying “feature” of Cisco devices is that they often output info when your typing into the console making you loose your place and unable to see what you are typing in. Router(config)#host m00nies-router m00nies-router(config)#^Z m00nies-router#sho *Aug 20 09:46:38.867: %SYS-5-CONFIG_I:…

Read More

Cisco console shortcut commands

Moving around in Cisco consoles can be very repetitive and slow at times. Just couple of commands from those  available that if you remember will add up to saving a significant amount of time and frustration. Command: Ctrl + A…

Read More

Cisco command aliases (shortcuts)

I find that (mis)typing the same commands over and over gets boring very quickly. Creating aliases for other commands on your Cisco equipment and save time and after a while become something you wont be able to live without 😉…

Read More