3cx V20 on Google Cloud - Trunk doesn't register get error 12293

[FMAIA]

Registration at Dataphone2 has failed. Destination (sip:41.76.200.38:5060;lr) is not reachable, DNS error resolving FQDN, or service is not available.

 

[YiannisH_3CX]

Hello @FMAIA

I would recommend reaching out to Dataphone regarding this. Sometimes the provider needs to whitelist your IP if you are coming from a not known IP address.