VoIP
Terms
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- ATM
-
Asynchronous Transfer Mode: cell relay, packet switching network and
Data link layer
- OSI and TCP/IP models layer; provides data transfer across physical link; split into MAC and LLC sublayers.
- Physical layer
- OSI model and TCP/IP reference model: associated with transmission of unstructured bit streams over a physical link; responsible for mechanical, electrical and procedural characteristics that establish, maintain and deactivate physical link.
- RTCP
- Real-time Transport Control Protocol: out-of-band control information for an RTP flow; used periodically to transmit control packets to participants in a streaming multimedia session; primary function is to provide feedback on quality of service being pro
- RTP
- Real-time Transport Protocol: standardized packet format for delivering audio and video over the Internet.
- SMTP
- Simple Mail Transfer Protocol: text-based, client-server protocol in upper layer; push protocol.
- UDP
- User Datagram Protocol: core protocol of Internet suite; part of network layer; low weight, self-contained messages; does not do ordering; allows for packet broadcasting and multicasting.