Silicon Dojo - https://www.meetup.com/silicon-dojo-free-technology-education/

00:00 Introduction
04:01 TCP/IP v4 Protocol Suite
25:03 Protocols On Top of TCP/IP v4
31:19 IP Addresses
35:48 TCP Ports
43:33 Subnet Masks
49:43 Default Gateways
53:23 DNS Servers
01:01:28 DHCP
01:08:41 Final Thoughts