Network Protocols and the 4 Layer Model

Before looking at examples in the next video, this introduces the term protocols and talks about the concept of layers.

Made primarily for OCR GCSE Computer Science (J277) Paper 1. If you are following another course, be sure to use the playlists on my channel.

If this video was useful, please like it and subscribe, it really helps! Also, if you use an ad blocker, whitelisting my channel is very much appreciated!

These videos will always be free but if you'd consider a donation I'd be extremely grateful - https://www.paypal.me/computerscience... or https://ko-fi.com/mrbrowncs.

Link to my TES shop where I upload my teacher resources (including the PowerPoints): https://www.tes.com/teaching-resource...

For any questions or enquiries, please email me using the address given on my channel page.