rfc6314.txt:not being bound to the "connection" in the case of TCP.:UNKNOWN:UNKNOWN:58:jul:2011:UNKNOWN:figure,kwd,seccons:draft-ietf-sipping-nat-scenarios:2011-05-13:2011-02-04:59:0:1:39:99:0:2002-06-27:0::2002-06-27:3142:2011-07-22:69