Technical Descriptions; Ip Phone Description - Panasonic KX-TGP500B04 Service Manual

4 Technical Descriptions

4.1.

IP PHONE Description

IP PHONE
IP phone is a telephone service provided by utilizing IP of the packet communication protocol used in the Internet.
Communicating with other party through the IP network by sending a voice, which is transformed into the digital data and
divided into Packet at IP phone.
SIP (Session Initiation Protocol)
The protocol which exchanges message for call control between both called and calling party and has the sequence control of
connection request, invitation, response and termination of sessions etc.
RTP (Real-time Transport Protocol)
Transport protocol to provide network delivery services for the transmission of real time data such as audio and video.
UDP (User Datagram Protocol) type that doesn't carry packet loss measure and does not ensure timely delivery.
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KX-TGP500B04/KX-TPA50B04