This video explains the different networking devices and the roles they play.
We are all using modem, routers and switch, although most of us don't know their differences.
What roles does each play, and how can we maximise their benefits?

Chapters:

00:00 Intro
00:10 The modem
01:45 The router
02:31 The hub
02:52 The switch
03:41 Hub & switch
03:54 Router & modem