Cisco – Default Service Configuration Error in IOS

These error messages are related to the default service configuration option built into Cisco IOS software, which attempts to access the service configuration files from a network Trivial File Transfer Protocol (TFTP) server. To get rid of the errors and the constant searching for a TFTP server just follow these steps.

How to Determine the Serial Number of Catalyst Switch Components

If you don’t have all of the switches documented with the serial numbers in a handy location it can be thorough pain to get the serial numbers especially if the switches are in a different geographical location. Here’s how you get that info without too much sweat.