-port1 = add_port(ec, "nepi_port1", ovs1)
-port3 = add_port(ec, "nepi_port3", ovs1)
-port2 = add_port(ec, "nepi_port2", ovs2)
-port4 = add_port(ec, "nepi_port4", ovs2)
+port1 = add_port(ec, "nepi_port1", network, ovs1)
+port3 = add_port(ec, "nepi_port3", network, ovs1)
+port2 = add_port(ec, "nepi_port2", network, ovs2)
+port4 = add_port(ec, "nepi_port4", network, ovs2)