+- Ver. 6 associated with CSIT rls2101 branch (`HW
+ <https://git.fd.io/csit/tree/docs/lab?h=rls2101>`_, `Linux
+ <https://docs.fd.io/csit/rls2101/report/vpp_performance_tests/test_environment.html#sut-settings-linux>`_,
+ `TRex
+ <https://docs.fd.io/csit/rls2101/report/vpp_performance_tests/test_environment.html#tg-settings-trex>`_,
+ `CSIT <https://git.fd.io/csit/tree/?h=rls2101>`_).
+
+ - The main change is TRex version upgrade:
+ `increase from 2.82 to 2.86 <https://gerrit.fd.io/r/c/csit/+/29980>`_.