KeyGsmDtmfToneDelayInt KeyGsmNonroamingNetworksStringArray KeyGsmRoamingNetworksStringArray KeyHasInCallNoiseSuppressionBool KeyHideCarrierNetworkSettingsBool KeyHideEnable2g KeyHideEnhanced4gLteBool KeyHideImsApnBool KeyHideLtePlusDataIconBool KeyHidePreferredNetworkTypeBool KeyHidePresetApnDetailsBo...
Since Asterisk (1.8) still doesn't really support STUN, at the very least, you must open a range of UDP ports on your firewall and forward them to Asterisk to match RTP ports in rtp.conf.In addition, if you intend to receive calls other than from a VoIP provider, you must also ...