As the China outdoor poe manufacturer, PoE switch common fault in addition to power and port faults, if your poe switch appears cable fault and system error, you should do so:

Cable failure, in the actual use, cable failure often leads to the poe switch system or port can not work properly, such as connector plug is not tight, the order of the cable production arrangement is not standardized, etc.. Must do a good job of lightning protection and power supply, indoor temperature, indoor humidity, anti electromagnetic interference, anti-static and other environmental construction, the normal work of network equipment to provide a good environment.

System error, in the upgrade system, there may be an error. If there is a new system or a new patch, please update.

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