mtr TCP mode fails with "Address in use"

Solution Verified - Updated -

Issue

  • mtr TCP mode fails with Address in use
$ mtr -TP 443 -nrc 5 example.com
HOST: exmaple.com                 Loss%   Snt   Last   Avg  Best  Wrst StDev
  1.|-- aaa.aa.aaa.a               0.0%     1    0.6   0.6   0.6   0.6   0.0
  2.|-- bbb.bb.bbb.b               0.0%     1    0.5   0.5   0.5   0.5   0.0
  3.|-- cc.ccc.ccc.c               0.0%     1    0.3   0.3   0.3   0.3   0.0
  4.|-- dd.ddd.ddd.dd              0.0%     1    0.4   0.4   0.4   0.4   0.0
  5.|-- eee.ee.eee.eee             0.0%     1    0.5   0.5   0.5   0.5   0.0
  6.|-- ff.fff.fff.fff             0.0%     1    3.4   3.4   3.4   3.4   0.0
mtr: Address in use

Environment

  • Red Hat Enterprise Linux 7, 8, 9
  • mtr (Matt's Trace Route) command to traceroute network path

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