What is your https port?What is your https port? Also from the mobile device are you able to reach the PBX FQDN?
Cannot reach sir.From your mobile simply open a browser and type the FQDN(https://fqdn), do you reach it?
You mean the server firewall?The client needs to contact the PBX with the FQDN in order to provision. In this case you need to check your firewall.
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