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    Newb-Please Help. Hikvision DS-KV8102-IM

    Hello everyone, I purchased a Intercom Door Station unit from Aliexpress. It was working fine but I upgraded the firmware from 1.4.71 to 1.5 since the indoor monitor I bought was on firmware 1.5 Now I cannot integrate this Door Station in iVMS 4200 client or on my NVR, I keep getting a message...