Sanjay Sinha (sanjsinh) wrote: > I am not sure if I understand the question, but are you asking about how > to use the ephemeral port that is created when a UAC sends a request, as > the port in Contact header? > If yes, then the port in Contact header should be the local listener > port on which the UA is listening for sip requests and not the ephemeral > port.
I sure hope this is the right way of doing it. It will make my life less miserable. However wouldn't using the listener address for the backward direction break NAT? > That port will be used by the UAS/proxy to route the response and > is not meant to be used for requests in the backward direction. The > UAS/proxy needs to create another connection in the backward direction > on which requests on that dialog will be sent. There are security > consideration with using the same connection for requests from backward > direction. > Can you explain what type of security issues this would entail? Thanks! Joegen _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
