Applies to: All PoE NVRs
Description of the phenomenon: the NVR cannot be accessed on both the app and the client in LAN. What are LAN and WAN
Cause 1: NVR is powered off.
Solution: Check whether the power light is on. If it is off, please refer to POE NVR Failed to Power on
Cause 2: There is something wrong with the connection of the LAN port of the NVR.
Solution: Please check whether the light on the LAN port is on.
If the light is off, please change a cable and port on the router for a try.
Cause 3: the gateway is 0 (the light of the LAN port is normal).
Please log in to the NVR with a monitor attached, go to Menu -> Network -> General, take a picture of this interface.
Please change a router or switch and further check the issue. Please also reboot the NVR and check if the issue remains.
Please upgrade the NVR's firmware to the latest firmware.
Cause 4: the router doesn't assign IP for the NVR.
Solution: please reboot the router and NVR for a try. Please refer to How to Reboot Reolink NVR
If you checked all the above steps and the problem is not solved, please contact Reolink support for warranty.