OCR J277 Specification Reference - Section 1.3
Don't forget, whenever the blue note icon appears in the corner of the screen, that is your cue to take notes about the content being shown on the current slide.

00:00 Introduction
00:12 What is a protocol?
00:52 Common protocols
01:10 TCP/IP
01:43: HTTP/HTTPS
02:47 FTP
03:21 POP/IMAP/SMTP
05:12 Recap

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