rfc4189.txt:Shinya Tachimoto:ntt:japan:12:oct:2005:UNKNOWN:figure,kwd,seccons:draft-ietf-sipping-e2m-sec-reqs:2005-04-12:2004-12-22:40:0:71:4:115:1:2003-10-20:0::2003-10-20:427:2005-10-17:185