Panasonic 15000 ATM adaptation layer type 1 AAL1, ATM adaptation layer type 2 AAL2, AtmIf-CAC

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List of terms

ATM adaptation layer type 1 (AAL1)

An AAL protocol used to transfer constant bit rate traffic such as voice and video.

ATM adaptation layer type 2 (AAL2)

An AAL protocol used to transfer variable bit rate traffic.

ATM adaptation layer type 5 (AAL-5)

An AAL protocol used to transfer variable bit rate, delay-tolerant, connection- oriented traffic that requires minimal sequencing or error detection support.

ATM anycast capability

An ATM routing and signaling feature that allows a user to request a point-to- point connection to a single ATM end system that is part of an ATM group.

ATM bearer service (ABS)

Nortel Multiservice Switch ATM node’s bearer service allows ATM users and external equipment (ATM hubs, routers, workstations, servers, and video- conferencing equipment) access to the Multiservice Switch network. This service provides sequence-preserving connection-oriented cell transfer between source and destination with a defined quality of service and throughput.

ATM bus controller (ABC)

A bus controller on a Nortel Multiservice Switch ATM node’s function processor.

ATM interface CAC (AtmIf-CAC)

A connection admission control (CAC) technique that applies to independent virtual channel connections (VCC) and virtual path connections (VPC) under an ATM interface. Compare with virtual path termination CAC (VPT-CAC)

(page 143).

AtmIf-CAC

See ATM interface CAC (AtmIf-CAC) (page 13).

ATM inter-network interface (AINI)

ATM Forum standard signaling protocol that provides interconnection between Nortel Multiservice Switch nodes as well as interconnection between Multiservice Switch and non-Multiservice Switch nodes (Nortel Networks- family devices and devices from other vendors).

Nortel Multiservice Switch 7400/15000/20000

Terminology

NN10600-005 7.2S1 Standard

PCR7.2 and up March 2006

Copyright © 2006, Nortel Nortel Confidential