rfc509.txt:Alex McKenzie:bbn:usa:4:may:1973:7::draft-ietf-avtcore-srtp-vbr-audio:2012-01-24:2011-10-10:2:0:91:16:109:1:2009-03-04:693:draft-perkins-avt-srtp-vbr-audio:2011-01-27:253:none:162