Ring Strategy Simultaneous not send call to all Extension sip device.

Steps:
1. Log in as admin
2. Install ringgroup addon
3. create one customer -> create four sip device for that customer
4. Create one Ringroup for that customer add three sipdevice in ringgroup and select Ringgroup Strategy as Simultaneous
5. create one DID -> assign that DID to Ringgroup customer -> then select Ringroup option in forword
6. Register all sipdevice in Zoiper .
7. sipdevice that is not in ringgroup use for DID diale and check the call go to all sipdevice.

Actual Result : when we Dial DID from one sipdevice that is not in ringgroup then call goto only last sipdevice.
Expected Result : when we Dial DID from One sipdevice that is not in ringgroup then call goto all sipdevice configure in add more option.

Freeswitch Log file: https://pastebin.freeswitch.org/view/17294843