Hi All, I have an NVR DS-7608NXI-I2 on firmware V4.62.210, with 2 Hikvision cameras, 1 Hikvision doorbell (DS-KV6113), and 1 Hikvision Intercom (DS-KD8003), All the equipment is connected to the POE NVR.
For the last year everything worked fine, a few days ago the intercom + doorbell stopped...