Thanks for the feedback.
It does not work for me, so I suspect only the NVR is reached, but no services behind it.
Have NVR "DS-7608NXI-I2/8P/S" with 2 cameras "DS-2CD2686G2-IZS".
Firmware of NVR is "V4.40.416".
Cameras are powered by PoE switch of NVR, get IP over it although Manuel and no...