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List of terms

PNNI routing domain

A group of topologically contiguous systems that are running one instance of PNNI routing.

PNNI topology state element

A collection of PNNI information that is flooded among all logical nodes within a peer group.

PNNI topology state packet

A type of PNNI routing packet that is used for flooding PTSEs among logical nodes within a peer group.

PMS

See port management system (PMS) (page 104).

pools

See bandwidth pools (page 18).

PORS

See path-oriented routing system (PORS) (page 98).

POS

See Packet over SONET (page 96).

POSIX

An industry standard for Portable Operating Systems used in computer environments.

port

1In data communication, the part of a data processor that is dedicated to a single data channel for the purpose of receiving data from, or transmitting data to, one or more external remote devices.

2A functional unit of a node through which data can enter or leave a data network.

3An access point (for example, a logical unit) for data entry or exit.

port ID

Identifies the egress port used by a connection. The value of the zero is considered a wildcard.

port-VLAN

The port-VLAN is a VLAN that defines the treatment for untagged, priority- tagged, and port-VLAN tagged traffic on a VLAN-aware Ethernet interface. The port-VLAN tagged traffic is identified by the PVID.

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 Pms, Pors, Posix