sip server

Hello, I have been trying for last 3 days and for some reason which I cannot find, the system doesn't let me register softphones. I have followed the entire procedure which has always worked for me. I get an error with #503. Furthermore system sometimes freezes and I have to reboot the server...

SIPPnP failed, the server response 489, I using the SIPPnP function of Fanvil, it failed, I do not find the mean of "489". the phone work well with 3CX server.

Hello, I have a fusionpbx installed on AWS instance and i have set the database to the AWS RDS. Currently the issue i am facing is, i have 3 domains registered and when i select any of the domain except the primary one i can see the Active Calls but i cannot view the Call Detail Records, It is...

Hey Guys, I am a bit of a noob with FusionPBX but have found quite a liking in it... I am used to FreePBX and have now moved over... All of my SIP accounts are registering perfectly except for one. This SIP account can register perfectly on FreePBX, but refuses to register on FusionPBX... I...

Hey everyone, I am new to fusionPBX and this may be a remedial question, but I am having serious issues with it and cannot seem to find any help anywhere with it. I am trying to create a multi-tenant system which is hosted on a google cloud VM with a static IP and auto-provision phones out to...