Here’s a familiar refrain in IT media: Today’s corporate networks are much different than they were 10, five, or even two years ago. It’s cliched, but it’s true: Modern IT networks are bigger, messier, and more dynamic than they used to be. For system and network administrators, that means it’s now a lot more difficult to keep track of what’s connected to your network.
Keeping an up-to-date network inventory is essential for network efficiency, especially given current networks changing dynamics. The Cisco Discovery Protocol (CDP) is a network discovery tool, which assists network administrators and engineers in identifying neighboring Cisco devices, particularly those running lower-layer, transparent protocols.