Hello, On 2011-03-01 13:33, anand madhab wrote: > In case of symmetric NAT it is not able to receice direct ACK... what > we can do to this ?
To support NAT'ed clients their SIP Proxies should stay in the SIP dialog path, by inserting appropriate Record-Route headers. > Regards, > Anand Madhab > > On 3/1/11, Iñaki Baz Castillo<[email protected]> wrote: >> Please, reply to the maillist. >> >> 2011/3/1 anand madhab<[email protected]>: >>> I accept this, but i wanted to know while ACK will be going >>> directly from one end to other end then how to bypass NAT, bcz NAT >>> isn't allowing direct ACK from one user to other user. >> >> Maybe if the NAT router of the UAS implements some kind of specific >> NAT and the UAC uses STUN then the ACK could arrive. However I don't >> think this is feasible in common scenarios. >> >> -- >> Iñaki Baz Castillo >> <[email protected]> -- Best regards, Dmitry Akindinov _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
