olemus
sidereeglistik, mis on teostatav riist- ja/või tarkvaras ning määrab informatsiooni edastuse marsruutimise, vormingud, süntaksi, semantika, edastuskiirused, sünkroniseerimise, veatöötluse jm üksikasjad
= a system of rules that allows two or more entities to exchange information defining the syntax, semantics and synchronization of communication, possible error recovery methods and other relevant details

ülevaateid
https://en.wikipedia.org/wiki/Communication_protocol
https://assignmenthelp4me.com/article-importance-of-communication-protocols-458.html
https://web.archive.org/web/20120529200700/http://www.wildpackets.com/elements/misc/WP_encapsulation_chart.pdf
https://www.elprocus.com/communication-protocols/
http://bkarak.wizhut.com/www/lectures/networks-07/NetworkProtocolsHandbook.pdf
https://en.wikipedia.org/wiki/Lists_of_network_protocols
https://en.wikipedia.org/wiki/List_of_network_protocols_(OSI_model)

vt ka
- OSI mudel
- TCP/IP-mudel