These ports are analog trunk ports.IP500 analog trunk cards only support loop-start trunks. The ATM16 Analog Trunk module supports both loop-start and ground-start trunks, switchable within the IP Office configuration.

ANALOG

Pin

Description

port_rj45

1

Not used.

2

Not used.

3

Not used.

4

Ring.

5

Tip.

6

Not used.

7

Not used.

8

Not used.

Off-Hook Current: 25mA.

icon_warning IMPORTANT
In all IP Office installations, any module being used for analog trunk connections must be connected to a functional earth.

icon_warning WARNING
Within the Republic of South Africa and in areas of high lightning risk, any module using analog trunk connections must be connected to a protective ground and to surge protection equipment.