Hi, On 05/30/2012 12:22 PM, Aft nix wrote: > So i'm interested if RFC 3261 provides any mechanism by which we can > differentiate a BYE whether its from "caller" or "callee". Check out is_direction() function: http://www.kamailio.org/docs/modules/3.2.x/modules_k/rr.html#id2527009