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