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List of terms

Meridian 1 ISDN Primary Rate Interface (MCDN)

Acommon-channel signaling protocol intended for use between members of the Nortel Networks Meridian family of Private Telecommunication Network Exchanges. The signaling information is carried through time slot 16 of a 2.048 Mbit/s digital transmission system. Similarly, it is carried through time slot 23 of a 1.544 Mbit/s digital transmission system.

metric

A metric is a number that is used to represent the attractiveness (a smaller metric is more attractive) of a link or LinkGroup to a routing protocol. Some of the metrics used by Nortel Multiservice Switch are

cost: a user-definable value

delay: measured by the system (a lower metric represents a lower delay)

throughput: measured by the system (higher speed links have lower metrics)

metropolitan area network (MAN)

A network that spans a city. It is bigger than a local area network (LAN) but smaller than a wide area network (WAN).

MG

See media gateway (MG) (page 80).

MGC

See media gateway controller (MGC) (page 80).

MIB

See management information base (MIB) (page 79).

MIB view

A specific set of components in the MIB hierarchy that is created from subsets of included and excluded subtrees.

MID

See module identifier (MID) (page 82).

minimum cell rate (MCR)

A measure of the minimum useful data rate for the given ATM UBR service category. This term is used interchangeably with MDCR.

minimum desired cell rate (MDCR)

A measure of the minimum useful data rate for the given ATM UBR service category. This term is used interchangeably with MCR.

Nortel Multiservice Switch 7400/15000/20000

Terminology

NN10600-005 7.2S1 Standard

PCR7.2 and up March 2006

Copyright © 2006, Nortel

Nortel Confidential

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Panasonic 15000 manual Mgc, Mib, Mid