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We have had our system running fine for many months now. Every now and again we have an incoming call blocked because our provider has a very large range of IP addresses. We add the to the domains list in the ACL, remove them from fail2ban and voila, all is fine. However, suddenly this seems to...

Just found the cause of the problem :) Our sip provider does not use a registered trunk. We added a range of IP addresses into the ACL list but on inspecting the logs, I noticed that the ip address in there was not in that range of IPs. I checked iptables -L -n and found some in there that were...

The PBX server has a public IP address so no NAT. NAT is only at the handset side. I have disabled SIP ALG on the draytek router already. Banging head on wall at the moment.

Hi, any advice with my problem please. I have a FusionPBX installed on a VPS with external IP and everything was working for a week. Our office phones are NAT'd through a draytek router. The phones are a mixture of Linksys, Cisco and Yealink. The Yealink ones are sometimes working. Suddenly, the...

Thanks for the suggestions. I wanted a brief delay at the start of the call because to me, the connection is really fast and the IVR starts too quickly. I know it sounds a bit odd.

Hi Currently incoming calls are directed to an IVR with a recorded greeting. Can anyone recommend the correct method to play a ringtone or two to the caller before the greeting of the IVR starts? Thanks