LAN Local Area Network.
MAC Media Access Control, the ID of an endpoint.
QoS Quality of Service, mechanisms that improve audio quality over packet-based networks.
RTCP Real-time Transport Control Protocol.
RTP Real-time Transport Protocol.
SRTCP Secure Real-time Transport Control Protocol.
SRTP Secure Real-time Transport Protocol.
System -
specific
Specific to a particular type of call server, for example, Communication Manager. “System-
specific signaling” refers to messages specific to the signaling protocol used by the system,
for example, H.323 or CCMS messages or both messages used by Communication
Manager and IP Office. “System-specific procedures” refers to deskphone software
procedures that are specific to the call server with which the software is intended to be
used.
TCP Transmission Control Protocol, a connection-oriented transport-layer protocol.
TLS Transport Layer Security, an enhancement of Secure Sockets Layer (SSL) that is
compatible with SSL 3.0. Using TLS, you can ensure privacy and data integrity between
two communicating applications.
UDP User Datagram Protocol, a connectionless transport-layer protocol.
Unnamed
Registration
A type of registration with Communication Manager in which the IP deskphone does not
need an extension. This type of IP deskphone has limited outgoing calling facility.
URI & URL Uniform Resource Identifier and Uniform Resource Locator. Names for the strings used to
reference resources on the Internet (for example, HTTP://....). URI is the newer term.
USB Universal Serial Bus. An industry standard used by PCs and various devices for
communication.
VLAN Virtual LAN.
VoIP Voice over IP, a class of technology for sending audio data and signaling over LANs.
March 2018 Installing and Maintaining Avaya 9608/9608G/9611G/9621G/9641G/9641GS IP
Deskphones H.323 89
Comments on this document? infodev@avaya.com
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