Access PBX from outside

[xrobau (Rob Thomas)]

Remove the legacy firewall, and use the FreePBX Firewall, which automatically manages all firewall rules.

FreePBX Firewall Thread! (2nd Post has status)

##Security Issue Versions prior to 13.0.3 were vulnerable to an issue with the custom port range not being correctly validated, and it was possible for an attacker who had webuser privileges to gain root privileges. This was fixed in 13.0.3, and is now available for automatic upgrades. Current state of the module Firewall is now deemed stable. This means that it’s now being switched to an active/beta development track. New features will be added to Beta, and then when they’re bug-free, will…