rfc1393.txt:Gary Malkin:xylogics:usa:7:jan:1993:UNKNOWN:seccons:draft-malkin-traceroute:2011-05-27:2010-07-12:63:0:234:23:320:6:2008-07-09:239:draft-durand-dual-stack-lite:2009-03-03:494:2011-08-09:72