rfc526.txt:William K. Pratt:usc:usa:3:jun:1973:25::draft-ietf-mpls-psc-updates:2002-12-20:2002-06-11:33:0:57:51:189:3:2001-7-12:109:draft-vaarala-mobileip-nat-traversal:2001-11-1:225:2003-05-21:156