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Panasonic 15000 User Manual

Page 103

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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

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

1

In 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.

2

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

3

An 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.