+In the ipsec-secgw/test directory run
+
+/bin/bash run_test.sh <options> <ipsec_mode>
+
+Available options:
+
+* ``-4`` Perform tests with use of IPv4. One or both [-46] options needs to be
+ selected.
+
+* ``-6`` Perform tests with use of IPv6. One or both [-46] options needs to be
+ selected.
+
+* ``-m`` Add IPSec tunnel mixed IP version tests - outer IP version different
+ than inner. Inner IP version will match selected option [-46].
+
+* ``-i`` Run tests in inline mode. Regular tests will not be invoked.
+
+* ``-f`` Run tests for fallback mechanism. Regular tests will not be invoked.
+
+* ``-l`` Run tests in legacy mode only. It cannot be used with options [-fsc].
+ On default library mode is used.