Vigilant QE20 - General

QE20 Fibre Networking User Manual Document: LT0732
Page 1-4 24 May 2023 Issue 1.0
RTP Real-time Transport Protocol A standardized packet format for
delivering audio and video over an IP
network.
SAS Streaming Audio Server A “server” that that is present in
some ATA and transmits (one-way)
digital audio to multiple clients. Whilst
functionally similar, the number of
callers supported is limited compared
to the VoIP proxy of the PIB.
SIP Session Initiation Protocol A protocol used to set up and take
down phone calls across IP.
TCP Transmission Control
Protocol
A protocol used for reliable
transmission of a stream of bytes
between two end-points, used for
HTTP and Telnet for example.
Telnet The protocol for connecting an ASCII
terminal to a host across a network.
UDP Universal Datagram Protocol A protocol for transmission of
packets of data from one point to any
other point of an IP network.
Delivery is on a best-effort basis, i.e.,
is not guaranteed.
UTP Unshielded Twisted Pair Wire cables with 2 or 4 pairs, used
for 10 Mbit, 100 Mbit, and 1 Gbit
Ethernet connections. At least 2
pairs are required for 10 Mbit / 100
Mbit Ethernet. 4 pairs are required
for Gigabit Ethernet.
VoIP Voice over IP The use of IP to transport voice or
audio.
VoIP
Proxy
A function of the PIB that transmits
(streams) audio to many VoIP
callers.
WAN Wide Area Network A network encompassing a large
physical area that joins multiple
LANs together.
1.1.3 General
Broadcast
A message that is addressed to multiple recipients.
Hub A device that provides a centre point for a “Star” network
connection. All data received on each port is transmitted on every
other port.