Avaya G700 Installation And Upgrades page 348

Glossary:
Media Gateway Control Protocol (MGCP)
A protocol that gatekeepers use to control gateways. In the Internet Engineering Task Force (IETF), MGCP was
superseded by the Megaco protocol, which was unified with the ITU H.248 standard of the ITU (formerly H.gcp). See
also gatekeeper.
media module
A removable, hot-pluggable circuit pack that can be inserted into one of four slots on the G700 media gateway. A media
module is approximately 6.25 inches x 11.00 inches (16 centimeters x 28 centimeters), and interfaces to the buses on the
G700 motherboard.
media module slots
Four positions in the Avaya G700 Media Gateway that contain various telephony interface circuits or an integrated Avaya
S8300 Media Server. Each slot has access to one of the eight L2 switch ports, the TDM bus, and various control signals
from the gateway server. The media module slots support hot board swap.
media processor
A circuit pack that handles voice processing for Voice over IP (VoIP). See also
media server
Avaya Media Server
See
Meiner's algorithm
A method that Avaya personnel use to determine whether a switch can support a proposed set of port networks.
MEM
Memory
memory shadowing link
A condition of an operating system that provides a method for memory-resident programs to be quickly accessed. A
system with a memory shadowing link can reboot faster.
message center
An answering service that supplies agents to take messages, and stores messages for later retrieval.
message center agent
A member of a message center hunt group who takes and retrieves messages for telephone users.
message waiting lamp (MWL)
A light on a telephone that indicates the presence of a message for the telephone user.
MF
Multifrequency
MFB
Multifunction board
MFC
Multifrequency code
MFC R2
See Multifrequency Compelled Release 2 signaling (MFC
MGCP
See Media Gateway Control Protocol
MIM
Management information message
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(MGCP).
Installation and Upgrades for G700 with S8300 or S8700
Voice over IP (VoIP)
R2).
555-234-100 — Issue 3 — May 2003
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