<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false">Hi to all,</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">In a scenario, we need to change the destination of users' registration requests when they send the first 'Register' to Kamailio-A and it replies 401 to the user, next time the user sends 'Register' to Kamailio-B.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">User------Register-------> Kamailio-A</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">User<-----401--------------Kamailio-A</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">User-------Register--------> Kamailio-B</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">RFC says we can't use the Record-Route for register because it doesn't create a dialog.</div><div dir="ltr" data-setdir="false">Is there any option, header that Kamailio-A puts in the 401, and after that users send register to the Kamailio-B?</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Thank you.</div><div dir="ltr" data-setdir="false">BR,</div><div dir="ltr" data-setdir="false">Hossein</div></div></body></html>