The Avaya IP Office systems have the following ports which are classified as follows:

Port Name

Port Description

Port Classification

PRI port

PRI ISDN connection (NET)

TNV (Operating within the limits of SELV)

BRI ports

BRI ISDN connection (NET)

TNV (Operating within the limits of SELV)

Analog ports

Two wire analog trunk

TNV3

Power fail ports

Two wire analog trunk

TNV3

RS232 DTE port

Async Data connection.

SELV

Analog Telephone Ports

Telephone Extension ports

TNV2

Digital Telephone Ports

Telephone Extension ports

SELV

LAN ports

10/100 BaseT attachment to LAN.

SELV

Expansion ports

Expansion Module connector.

SELV

Audio port

Connector for Music on Hold.

SELV

External Control port

Connector for Controlling Ancillary circuits.

SELV

DC Input port

Connector for DC input power.

SELV

Interconnection circuits shall be selected to provide continued conformance with the requirements of EN 609050:1992/A3:1995 clause 2.3 for SELV circuits and with the requirements of clause 6 for TNV circuits, after connections between equipment.