will not provision

  1. theMightyMacBoy

    Solved Yealink T4XG/S Will Not Provision STUN

    As the title says, I am having issues getting our Yealink T42G and T46S phones to provision via STUN. Specs: Windows 10 3CX 16.0.622 T42G Firmware 29.83.0.130 Stock Template Firewall Sophos UTM SG Valid HTTPS cert on 3CX Web Services We have all of the required firewall ports open and DNAT...