On 03/01/2011 01:22 PM, matthias at infinatic.de wrote: > Hello, > i`ve developed a application with pjsua and tested them with a local > sip-server and everything works fine but if i try to make a call with a > extern sip server only my conversational partner can hear me, and no rtp > is sended by him. In debug messages i can see: > * > * [snip] In your trace I see some private IP addresses. Is your server doing NAT traversal for you? Otherwise packets will not reach the other end. -- Sa?l Ibarra Corretg? AG Projects