Sipgate Trunking

The option Caller Address under SIP Header Field: P-Preferred must be enabled for the SIP provider Sipgate Trunking.

  1. Go to VoIP->Settings->SIP Provider-> <sipgate_trunking> ->Advanced Settings.

VoIP->Settings->SIP Provider-> <sipgate_trunking> ->Advanced Settings

Proceed as follows to extend the SIP header:

  1. Enable the option Caller Address under SIP Header Field: P-Preferred.

  2. Leave the remaining settings unchanged and confirm them with OK.

Note

If the PBX Wizard is used again for this connection, then all settings are reset in the VoIP->Settings->SIP Provider menu.

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