ONVIF (Open Network Video Interface Forum)

The abbreviation "ONVIF" will be encountered by everybody with an interest in IP security cameras at some point. The acronym is very mysterious and can be challenging to fully comprehend. This page will clarify the acronym and dispel some prevalent myths about it.
An open standard protocol called ONVIF was developed by the surveillance industry to enable communication between cameras and network recording equipment. Different versions of ONVIF have compatibility rules that specify which features can be added to the system.

Is my camera ONVIF compliant?

It is impossible to say whether your ONVIF camera is genuinely compliant due to the large number of manufacturers in existence. ONVIF produced various profiles that are loosely adopted by IP camera chipset manufacturers. The most popular ONVIF profiles for IP cameras and NVR recorders are shown in the table below.
The ONVIF camera will often only feed video to you and not additional functions. Even with an IP camera marketed as "ONVIF compliant," capabilities like motion detection, audio, remote viewing, camera settings, and PTZ control won't function. Any company you buy from has the right to say that the equipment is ONVIF compatible, however this assertion is deceptive and false. You may only determine this by testing your ONVIF camera using the NVR.

How does ONVIF effect ?

It is not our intention to intimidate you into buying exclusively from us. This paper is intended to inform you of the limits of ONVIF compatibility that, if disregarded, can result in an expensive error. While every buyer has different evaluation standards when selecting a supplier, they are all too frequently driven by price. Cost alone should not be the deciding factor when making a purchase, especially when looking for a dependable recording option.

When making selections about purchases, it's crucial to take into account the diversity of camera types offered by the seller and confirm that a standalone recorder solution is compatible.

https://youtu.be/UC8oGdfJkdI?t=10