Project DOTU
What about the undocumented stuff that people tell you about? Where can you get more information on that? For this, there is a Project DOTU: Document the Undocumented at www.boerland.com/dotu (see Figure 2-7). Project DOTU is a viable option; however, I am not by any means suggesting that you try all the undocumented commands in a production network. Take a look at the Boerland site and also go to Yahoo! or Google sometime to search for “cisco undocumented.”
As an example, go to one of your routers and try sh int switching to see switching on an interface-by-interface, protocol-by-protocol ...
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