The Fourth Protocol (film) The Fourth Protocol (film) The Fourth Protocol is a 1987 British Cold War spy film featuring Michael Caine and Pierce Brosnan, based on the novel "The Fourth Protocol" by Frederick Forsyth. In 1968, an East-West agreement is established to halt nuclear proliferation. One of its clauses, the Fourth Protocol, forbids the non-conventional delivery of a nuclear weapon to a target. MI5 officer John Preston (Michael Caine) breaks into the residence of British government official George Berenson (Anton Rodgers) on New Year's Eve and finds a number of top secret NATO files that should not have been there. He reports his
Cisco Discovery Protocol multiple vendors and is functionally similar to CDP. Several other manufacturers, including Dell and Netgear have used the brand-neutral name "Industry Standard Discovery Protocol" (ISDP) to refer to their implementations of a CDP-compatible protocol. CDP was the abbreviation used by Cabletron who wrote the RFC 2641 for the discovery protocol. Cabletron's VlanHello Protocol Specification Version 4 Cisco Discovery Protocol Cisco Discovery Protocol (CDP) is a proprietary Data Link Layer protocol developed by Cisco Systems. It is used to share information about other directly connected Cisco equipment, such as the operating system version and IP address. CDP can also be used