-| | ... | - sock1 - Sock path for first Vhost-User interface. Type: string
-| | ... | - sock2 - Sock path for second Vhost-User interface. Type: string
+| | ... | - sock1 - Sock path for the first Vhost-User interface. Type: string
+| | ... | - sock2 - Sock path for the second Vhost-User interface. Type: string
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.