In a strain relief clamp for use with a connector that is mounted on an end of a cable. The cable is provided with identification markings. The cable may be cut to length so that one of the identification markings which is a marking of interest appears directly behind a shell of the connector when the connector is mounted on the cable. The strain relief clamp includes a window through which the marking of interest on the cable is visible when the strain relief clamp is installed on the connector and a transparent member arranged on the window.