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Common Interface Characteristics

When you run sho int on most types of interfaces, including serial and Ethernet, you will see a great deal of similar information in the resulting output for each. The example below shows the first part of sho int output for an Ethernet interface, but everything we'll discuss relates to serial interfaces as well.

 router# sho int fastethernet2/0
 FastEthernet2/0 is up, line protocol is up
 Hardware is AmdFE, address is ...

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