References

http://ecomputernotes.com/computernetworkingnotes/network-technologies/what-is-x-25
https://standards.ieee.org/standard/802_3-2018.html
https://www.techwalla.com/articles/wanlan-protocols
https://en.wikipedia.org/wiki/IEEE_802.11
https://www.youtube.com/watch?v=4_zSIXb7tLQ
https://en.wikipedia.org/wiki/IEEE_802.16
http://ecomputernotes.com/computernetworkingnotes/computer-network/metropolitan-area-network
https://www.lifewire.com/introduction-to-client-server-networks-817420
https://www.teach-ict.com/gcse_new/networks/peer_peer/miniweb/pg3.htm
https://www.techwalla.com/articles/what-is-a-client-server-network