rfc4569.txt:Gonzalo Camarillo:ericsson:finland:4:jul:2006:UNKNOWN:seccons,ianacons:draft-ietf-sipping-message-tag:2005-10-17:2005-09-28:0:0:0:19:19:0:2005-6-1:93:draft-camarillo-sipping-message-tag:2005-9-4:24:2006-08-10:298