Address Resolution Protocol (ARP)

A protocol for resolving Internet Protocol (IP) addresses into media access control (MAC) addresses. See also inverse ARP (INARP) and reverse ARP (RARP)


See Authentication Header (AH)


See Automatic Private IP Addressing (APIPA)


See Address Resolution Protocol (ARP)

ARP cache

A table for each interface of static or dynamically resolved Internet Protocol (IP) addresses and their corresponding media access control (MAC) addresses. Also known as a neighbor cache.

Authenticated Internet Protocol (AuthIP)

An enhanced version of the Internet Key Exchange (IKE) protocol in Windows Server 2008 and Windows Vista that supports additional authentication flexibility with support for user-level authentication, authentication ...

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