instaling fusionpbx

Hi, i've installed Fusion PBX on an Amazon AWS istance. Everything works fine, but when i try to register a new device (eitherwise an IP phone or a softphone app) from a new IP, feels like the IP become blocked. Because also the web interface will not load anymore any page. But at the same time...

Hello to everybody :) this is my first post and I hope to do well. I'm a newbie in FusionPBX and need to know how to install other branches of that. cd /usr/src && git clone https://github.com/fusionpbx/fusionpbx-install.sh.git that script clone the master branch and I want to install...