Yes, I think PRACK method can help me. Thanks.
Regards Abdoul. 2017-06-21 14:20 GMT+02:00 Mititelu Stefan <[email protected]>: > Maybe PRACK, RFC 3262, is what you are looking for? > > --- > Stefan > > On Jun 21, 2017 2:46 PM, "Abdoul Osséni" <[email protected]> wrote: > > Hello, > > During three-way handshake (SIP call setup - INVITE-200 OK - ACK) and > before generating or sending the final 200 OK call, is there a way to > confirm the caller is still available (no network issue)? > > I want to detect broken connections (ex. the uac uses 3G network) before > generating/sending/forwarding the final 200 OK. > > Thanks. > > Regards > Abdoul > > _______________________________________________ > Kamailio (SER) - Users Mailing List > [email protected] > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > > > _______________________________________________ > Kamailio (SER) - Users Mailing List > [email protected] > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > -- Abdoul OSSENI Ingénieur Réseaux et systèmes chez THALES Co-Fondateur de ON SERVICES Tél : +33 601 135 167
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