When the system is installed behind a firewall/router that is using NAT, certain ports has to be opened to use the following services.
Port number | For protocol | Is used for |
---|---|---|
80 | TCP | HTTP |
443 | TCP | HTTPS |
5060 | UDP | SIP |
10000-20000 | UDP | RTP |
4569 | UDP | IAX |
123 | UDP or if necessary TCP | NTP, if this is to be used to control the system time |
5222/5223 | TCP | XMPP, for instant messaging and the Gigaset T300 PRO / Gigaset T500 PRO Win Client. Port 5223 is used for secure connections with SSL |
3090 | TCP | JMS, for setting up and using an interconnection |