We have found the problem. In the documentation we were following that is output by the help command we missunderstood the following step: - begin ICE negotiation in our end [menu "b"] - begin ICE negotiation in the other icedemo instance We believe that joining both steps would be clearer: - begin [menu "b"] ICE negotiation in our end and in the other end before timeout (around 7 seconds) On 07/04/2011 09:24 PM, Andr?s Suero wrote: > Hello pjsip list, we are the GoalBit developers, and we need again a > helping hand. > > We are running the icedemo of the 1.10v, and we came across an error > that destroys the ICE session. > We receive an error message that the STUN timeout waiting for > response, as you can see in the log file attached, and this error > happens with different STUN servers (stun.pjsip.org, stunserver.org). > > This can be because of the topology of our network? > One of our hosts is a VMWare Debian, and the network interface is > configured to be bridged, and the other host is a Debian host behind a > NAT. > > > Thanks again for the support, > Andres and Federico. >