The following call forwarding options can be configured:
- Off: Call forwarding is deactivated by default.
- Always: Incoming calls are immediately forwarded to the target number. See more details under the setting links: fwd_all_enabled, fwd_all_target, fwd_all_on_code, fwd_all_off_code
- Busy: Incoming calls are immediately forwarded when the phone is busy to the target number. Note: This feature will only work if Call Waiting is disabled. See more details under the setting links: fwd_busy_enabled, fwd_busy_target, fwd_busy_on_code
- Time: Call forwarding to the target number is activated when the time (in seconds) entered has passed without the call having been answered. See more details under the setting links: fwd_time_enabled, fwd_time_target, fwd_time_secs, fwd_time_on_code, fwd_time_off_code
You can configure Call Forwarding in the following ways:
Settings → Call Features → Call Forwarding
Web User Interface
Identity → Features → Call Forwarding
Here are the settings you can provision by Auto Provisioning for call forwarding:
Call Forwarding Event "Always" has been activated on extB (2907) to extC (2908).
ExtA (2906) calls ExtB (2907)
Call Forwarding on ExtB (2907)
Due to activated "Call Forwarding" ExtB (2907) sends the following message
- Contact- Header contains the call forwarding target number ExtC (2908) and
- Diversion- Header contains the Request-URI of the request prior to the diversion (ExtB = 2907) and the reason that the diversion occurred ("unconditional")
This is being acknowledged by extA (2906).
ExtA (2906) calls ExtC (2908)
From the Contact-Header (ExtC = 2908) ExtA retrieves the Request-URI to establish the call to. The Diversion- Header is included in the message: