(1) (Certificate in Data Processing) An earlier award for the successful completion of an examination in hardware, software, systems analysis, programming, management and accounting, offered by the ICCP. See ICCP.

(2) (Cisco Discovery Protocol) A protocol used by Cisco bridges and routers to inform each other of their existence. It sends frames over the data link layer (Ethernet, frame relay, ATM, etc.) to a multicast address. The content of the CDP message is addresses that SNMP messages can be sent to.

(3) (Continuous Data Protection) A system of data backup that continuously archives modified files rather than doing it at scheduled intervals.