Technical Tip: Ringing tone issue

Description

This article describes what to do when FortiVoice is using the wrong format of ringing tone through a SIP trunk.

Scope

FortiVoice v6.4.x, v7.0.x, v7.2.x.

Solution

 In FortiVoice GUI, go to Trunks -> VoIP -> SIP, edit 'SIP trunk', select the checkbox 'Inband ringtone (Early media) ' to disable it, and select 'OK'.