SIP Control and RTP: Port 5004 to 65000 UDP. The ports Phonepower uses are as follows: Ports 53, 110, 443 TCP (provisioning).Īudio (RTP): Ports 10000 to 30000 (random so make sure all ports are covered) Phonepower The MagicJack SIP ports used are as follows, though good luck finding in-depth information for this on their website:Īudio (RTP): Ports 10000 to 65535 (random) Ooma MagicJack is a very popular provider for home phone service. The ports Vonage uses (and likely Basictalk too since it is a cut-down Vonage service) are as follows:Īudio (RTP): Ports 10000 to 20000 (random so make sure all ports are covered) MagicJack Vonage is probably one of the most well known residential providers. Popular Residential Provider Ports Vonage (and Basictalk) You can use this information in conjunction with the router guide stated above to create port forwarding rules to ensure your SIP calls run trouble-free. With all of this in mind, the rest of this guide will highlight the SIP port number and RTP port used by the most popular VoIP companies in the U.S today. Your firewall/router is usually the first place to start and our guide to setting up VoIP on your router should help explain how to perform port forwarding. Device not recognized type issues) or one way audio you will need to perform some troubleshooting to ensure your SIP traffic is getting to its intended destination. However, if you start having registration problems (e.g. When your SIP calls are working normally, which is most of time, you really don't care what your SIP ports are. ![]() For this reason, each provider tends to have a different set of ports. Providers are free to use whichever numbers they wish for their SIP traffic ports. There are other ways that providers thwart these attempts but we will leave that for another day. This is because hackers will likely try to break into your system at some point and guess what port they start with. The popularity of using port 5060 for SIP has become rather problematic over the years. This is often referred to as SIP RTP ports and tends to be in the 10000 to 30000 range. The actual audio packets are sent using RTP (Real-time Transport Protocol) and this uses different port numbers from the control channel. Keep in mind this is just for the call control. In order to control the SIP based call, communication is sent over the control channel and the most popular number for this is port 5060. SIP (Session Initiation Protocol) is the protocol that is used for VoIP and, as you likely are aware, this voice data is broken into digital packets and sent over the Internet. The port numbers vary between 0 and 65,535. It will transfer information via its virtual port number. By having its own unique virtual port, the application can share the same physical port as another application without interference. First let's briefly discuss network ports and then we will move on to the SIP traffic ports.Ī network port is a virtual port number that is used by software applications.
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