Joseph Montes

These are the standard ports for the different technologies. This is managed through the VitalPBX Firewall rules and technology settings, rather than Network Settings.

Yes, you can use an FQDN, as long as you have configured the A Records correctly through your DNS server’s configurations.

On the current Endpoint Manager, you could have a Host setting for SIP devices and another one for PJSIP devices, since these use different ports.