Hi klaus, This is the configuration in lcs Matching URI User = * Domain=domain.com <<< domain in openser Phone URI = DO NOT CHECK Next Hop IP Address = [openser_ip] Transport = TCP Port = 5060 Replace Host in Request URI = DO NOT CHECK Host Authorization IP Address = [openser_ip] Outbound Only = DO NOT CHECK Throttle as Server = CHECK Treat As Authenticated = CHECK I don't use MTLS regards, Tsiferana Klaus Darilion &lt;klaus.mailinglists(a)pernau.at&gt; a écrit : MAybe your LCS is not configured properly? Do you use MTLS between openser and LCS? regards klaus Tsiferana wrote: --------------------------------- Ne gardez plus qu'une seule adresse mail ! Copiez vos mails vers Yahoo! Mail ------------------------------------------------------------------------ _______________________________________________ Users mailing list Users(a)openser.org http://openser.org/cgi-bin/mailman/listinfo/users