-| | And COP Add whitelist Entry | ${dut1} | ${dut1_if1} | ip4 | 1
-| | And COP Add whitelist Entry | ${dut2} | ${dut2_if2} | ip4 | 1
-| | And COP interface enable or disable | ${dut1} | ${dut1_if1} | enable
-| | And COP interface enable or disable | ${dut2} | ${dut2_if2} | enable
+| | And COP Add whitelist Entry | ${dut1} | ${DUT1_${int}1}[0] | ip4 | 1
+| | And COP Add whitelist Entry | ${dut2} | ${DUT2_${int}2}[0] | ip4 | 1
+| | And COP interface enable or disable | ${dut1} | ${DUT1_${int}1}[0] | enable
+| | And COP interface enable or disable | ${dut2} | ${DUT2_${int}2}[0] | enable