Netgear GSM7224P GSM5212P/GSM7212P/GSM7212F/GSM7224P User Manual - Page 320

Web Management User Guide Cable Test To display the Cable Test page, click Monitoring  Ports> Cable Test. 1. Interface - Indicates the interface to which the cable to be tested is connected. 2. Click APPLY to perform a cable test on the selected interface. The cable test may take up to 2 seconds to complete. If the port has an active link then the link is not taken down and the cable status is always "Normal". The command returns a cable length estimate if this feature is supported by the PHY for the current link speed. Note that if the link is down and a cable is attached to a 10/100 Ethernet adapter then the cable status may be "Open" or "Short" because some Ethernet adapters leave unused wire pairs unterminated or grounded. Field Cable Status Description This displays the cable status as Normal, Open or Short. • Normal: the cable is working correctly: • Open: the cable is disconnected or there is a faulty connector. • Short: there is an electrical short in the cable. • Cable Test Failed: The cable status could not be determined. The cable may in fact be working. 320