I am trying to open the ports as per docs here
https://docs.fusionpbx.com/en/latest/firewall.html
I am on TalkTalk in the UK.
If I try to open ports 5060 - 5090
I get the error:
The range of external port cannot include 514,68,53,546,1701,8443,8080,5060,28090,50000-50020.
I get the same...