rfc2119.txt:Scott Bradner:harvard:usa:3:mar:1997:14:kwd,seccons:draft-bradner-key-words:2005-10-17:2005-07-25:63:0:2:17:82:0:2002-10-28:357:draft-rosenberg-sipping-app-interaction-framework:2003-10-20:645:2009-10-27:1470