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ICMP
Last modified: Wednesday, May 23, 2001 

Short for Internet Control Message Protocol, an extension to the Internet Protocol (IP) defined by RFC 792. ICMP supports packets containing error, control, and informational messages. The PING command, for example, uses ICMP to test an Internet connection.

  Related Links

RFC 792
Requests for Comments document for the Internet Control Message Protocol (ICMP).
Related Categories

Internet Protocols

Related Terms

IP

ping

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