@techreport{sun-sipping-multiple-reply-01, number = {draft-sun-sipping-multiple-reply-01}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/html/draft-sun-sipping-multiple-reply-01}, author = {Qian Sun and Linyi Tian and Daqi Ren}, title = {{Multiple Reply to MESSAGE requests in the Session Initiation Protocol (SIP)}}, pagetotal = 16, year = 2007, month = oct, day = 11, abstract = {This document defines a multiple target address extension to the Reply-To header field for the SIP MESSAGE method. The extension includes the use of a pointer to a Uniform Resource Identifier (URI)- list in the Reply-To header field.}, }