# File lib/openstack-quantum-client/l2l3/port.rb, line 14
      def plug(network_id, id, interface_id)
        full_url = "#{@quantum_url}/networks/#{network_id}/ports/#{id}/attachment.json"
        response = put_to_quantum(full_url, {"attachment" => {"id" => interface_id}})
        response.code < 300
      end