The CallBack feature allows any caller to our IP-PBX to dial an extension and hang up the current call. Then, the IP-PBX will dial the Destination number or module related to the dialed extension. Finally, this call and the caller and connect both calls. This is useful for reducing call costs. External calls will be dialed according to the dial patterns configured in the Outbound Routes menu.
Tip
To dial an external call, we must first create a custom extension that can dial the desired number, for example, DAHDI/g0/11223344555
for TDM trunks or SIP/11223344555
for SIP trunks.
To add Callback, click on the Add Callback link and enter the following information:
Callback Description: A description for Callback we are about to create.
Callback Number: This is the number or extension the IP-PBX will dial after the caller is disconnected. If we leave it blank, the IP-PBX will dial the incoming caller ID.
Delay before Callback: These are the seconds the IP-PBX...