Example of a strike to the side of the neck.

Striking the front or back of the neck full force is potentially lethal. Striking the side of the neck gives a high probability of a knock out. This video is an example of a fist to the side of the neck.

https://video.wixstatic.com/video/c1f884_d25821e7ee86423fb19f3308c0628b19/1080p/mp4/file.mp4