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    How do I transfer Dahua NVR/Camera settings to new Dahua NVR

    Hello, I am replacing my 16 channel NVR with 32 Channel and want to transfer all settings for NVR and Cameras including IVS profiles so that everything will be as before the swap out. BTW both are operating with NVR 4 software.
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    My solution for a noisy Dahua NVR

    This NVR fan mod was actually fairly easy since I had experience with computer case mods. Researching Noctura fans I found a 92mm thin profile (15mm) thick PWM (pulse width modulation 4 pin) which mounts to the case cover with ample clearance to the CPU heat sink to replace the small noise...
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    Ethernet/PoE+ connection and alarm wiring

    I am new here so bare with me. I am wiring a Dahua IP PTZ camera and it has many wires along with the Ethernet connector. My question is if the Ethernet w/PoE+ is used is it necessary to also hook up the alarm wires independently or is it included in the Ethernet connection. I know these...
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