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List of terms

JT2

A 6312 kbit/s interface defined in TTC JT-G.703. Consists of a framing structure of 789 bits made up of 98 time slots (8-bit) followed by 5 framing bits as defined in TTC JT-G704.

junctor virtual circuit (JVC)

A virtual circuit used to extend the subnet to the legacy data module in a Passport 4400 access unit. The JVC permits the establishment of a general virtual circuit (GVC) connection over a Multiservice Passport access network link (MPANL) service.

JVC

See junctor virtual circuit (JVC) (page 70).

label switching router (LSR)

A core node that performs label switching in an MPLS network.

LACP

See “link aggregation control protocol (LACP)” (page 72).

LAG

See “link aggregation (LAG)” (page 72).

LAN

See local area network (LAN) (page 74).

LAPD

See link access procedure on the D-channel (LAPD) (page 72).

LAPF

See link access procedure on frame relay (LAPF) (page 72).

LATA

See local access transport area (LATA) (page 74).

last common node

Network node where the information flow uses an established call/connection to a party at the ingress, and an unused interface at the egress.

late packet discard (LPD)

A packet discard mechanism that works in conjunction with PPD. LPD preserves the end-of-packet cell of a packet that is subject to PPD, which permits identification of the beginning of the subsequent packet.

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 JT2, Jvc, Lacp, Lag, Lan, Lapd, Lapf, Lata