Our servers have been configured with the standard default ports:
4569 UDP - IAX2
5004-5082 UDP - SIP
10000-20000 UDP - RTP
10000-20000 TCP - RTP
You can use either TCP or UDP for the RTP traffic, however, the default is UDP which is used by most SIP phones.
Article ID: 7, Created On: 1/10/2009, Modified: 6/9/2009