We have about 120 cables connected at the end with fast-ethernet PoE devices. Since we have PoE troubles, many devices are not online / getting power. However, we want to check if there is any cable issue.Does "test cable-diagnostic tdr" has a useful...

Hello,we have some trouble with about 100 PoE devices which fulfill IEEE 802.af specification on paper but not working correctly.The power consumption per device is almost 1W (class not specified by producer) and the switches says they are class 1 de...