rfc1813.txt:Brian Pawlowski:UNKNOWN:usa:120:jun:1995:UNKNOWN:code,seccons:draft-ietf-sipping-callerprefs-usecases:2005-10-06:2005-06-20:50:0:49:7:106:1:2003-2-24:119:draft-rosenberg-sipping-callerprefs-usecases:2003-6-23:727:2006-08-01:300