In this article I am going to cover some simple and common steps that a user of a VoIP/SIP telephony system can do before calling they VoIP provider. No inbound calls: Firewall – Make sure the firewall is not blocking inbound connection to the phone/PBX. As a general rule make sure that UDP ports 5060,…
Tag: Trouble Shooting
Troubleshooting a Direct Remote Extension
This step by step guide will help you troubleshoot a direct remote extension setup at home or at a remote office. Direct remote extensions can work but correct functionality cannot be guaranteed as there are many factors at play (such as: Network Topology, Router configuration, Firewall settings, etc.) and you may not have control over…