rfc4111.txt:Luyuan Fang:att:usa:43:jul:2005:UNKNOWN:figure,seccons:draft-ietf-l3vpn-security-framework:2004-11-30:2003-10-06:45:0:368:6:419:3:2003-9-1:0::2003-9-1:35:2005-07-19:234