Audio issues on externall calls over fortigate firewall

[AnukulTiwari]

We have recently switched the SIP from normal TPlink router to fortigate firewall somce than we are not getting audio over external call internal calls are fine but when we are calling to a mobile number no audio on both end

[AEK]

Hi Anukul

If the related firewall rule is in flow based inspection mode then try set it to proxy based and redo the test.