Panasonic 15000 - Manual (Page 58)

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List of terms
Nortel Multiservice Switch 7400/15000/20000
Terminology
NN10600-005 7.2S1 Standard
PCR7.2 and up March 2006
Copyright © 2006, Nortel Nortel Confidential
gateway
1 See accounting gateway (page 6) .
2 See DPN gateway (page 43) .
3 See external gateway (EG) (page 51) .
4 See FR-ATM gateway (page 56) .
5 See gateway identifier (GID) (page 58) .
6 See internal gateway (page 66) .
7 See X.25 gateway (page 149) .
8 See X.75 gateway (page 149) .
gateway identifier (GID)
An integer that uniquely identifies an X.25 gateway or an X.75 gateway in a
network.
GCRA
See generic cell rate algorithm (GCRA) (page 58) .
general packet radio service
A packet-linked technology that enables high-speed, 115-kbit/s, wireless
Internet, and other data communications.
general virtual circuit interface (GvcIf)
GvcIf is a networking feature providing circuit establishment between LAN/
WAN services.
generic cell rate algorithm (GCRA)
An algorithm used in a Nortel Multiservice Switch ATM network to monitor and
police network traffic. In Multiservice Switch traffic management, GCRA is
used by usage parameter control (UPC) to enforce conformance at the source
ATM terminal.
generic flow control (GFC)
A four-bit field in the ATM cell header at a user-to-network interface intended
for traffic flow control between the user and network equipment.
generic queue manager (GQM)
A traffic management device (ASIC) which resides on GQM function
processor (FP) cards. The GQM descends from other traffic management
devices such as the AQM and QRD, and is capable of OC-48. It differs
considerable from the other traffic management devices in that it will schedule
up to a single OC-48 channel, its scheduling algorithms are frame or cell