Interestingly, traceroute developer does not recall [0] changing these values... Could it be Ubuntu-specific patch?
[0] https://sourceforge.net/p/traceroute/mailman/message/35927818/ -- https://code.launchpad.net/~talkless/apparmor/fix_traceroute_tcp/+merge/326260 Your team AppArmor Developers is requested to review the proposed merge of lp:~talkless/apparmor/fix_traceroute_tcp into lp:apparmor. -- AppArmor mailing list AppArmor@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/apparmor