Planet Networking & Communication IPX-2100 User Manual page 48

Then login to the Extension Web Panel:
Click【Call Forward】:
Reference
Item
Always
Busy
No Answer
Select an extension, set the ring duration, and add the numbers in the Follow Me List; 【Save】
and 【Activate】.
List Format: Extension Number, Ring Duration
E.g.: 806,30
808,20
806 rings, after 30 seconds, the call is going to 808
Explanation
All incoming calls will be forwarded.
Forward when extension is busy.
Forward when no answer from extension.
48
Internet Telephony PBX System
IPX-2100