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IP phone

A telephone that converts voice into IP packets and vice versa for voice over IP (VoIP) telephone service. The term usually refers to a telephone with built-in IP signaling protocols such as H.323 or SIP that is used in conjunction with an IP PBX in an enterprise. However, it may also refer to a software-based phone (softphone) that is installed in the user's PC and requires that calls be made from the PC. See softphone, VoIP, hosted VoIP and IP telephony.



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IP/MPLS coreIP port
IP multicastIP port number
IP multicast addressIP protocol
IP Multimedia SubsystemIP protocol number
IP networkIP rating
IP numberIP router
IP on EverythingIP SAN
IP over coaxIP Security
IP over SONETIP services switch
IP PBXIP socket

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