We had a session on basics of networking. This post has links and materials which you might want to refer to after the session.

What did we cover?

What is Internet?

• Example of college Internet

Protocols - how do they work in reality?

• Explain some basic protocols and their importance

Common networking terms:

• Host, port, nic, interface, router, switch, hub

What happens when you type google.com?

What is NAT?

What is a proxy server?

Network debugging tools and how they are used?

• Commands to cover: ping, ifconfig, iwconfig, traceroute, arp

Converting your linux system to a router and what you can do with it.

Explain:

• Ssh , VPN

SSH Tunnel and socks proxy

Network scanning tools

• fping, nmap