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CDP Cisco Discovery Protocol Definition: CDP (Cisco Discovery Protocol) is a proprietary Cisco protocol that enables devices to share information about each other, such as the device type, IP address, and software version, to facilitate network management and troubleshooting.
CDP (Cisco Discovery Protocol) is a proprietary Layer 2 network protocol developed by Cisco that enables devices to discover and learn about each other on a local network. It allows Cisco devices to identify and share information about neighboring Cisco equipment, such as device type, IP address, and capabilities. By providing important network topology details, CDP helps with network troubleshooting, management, and security.