The ``on`` option is equivalent to the ``--enable-scatter`` command-line option.
+port config - TX queue flags
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Set a hexadecimal bitmap of TX queue flags for all ports::
+
+ testpmd> port config all txqflags value
+
+This command is equivalent to the ``--txqflags`` command-line option.
+
port config - RX Checksum
~~~~~~~~~~~~~~~~~~~~~~~~~