Arpanet is the advanced research projects agency network. Developed by the APA of the united stats defese during the cold war.

Hard and soft bounce

Computer spam

Computer spam is where someone sends you many emails that have no meaning to it.

Internet

The difference between the internet and intranet is that the internet is where you can be with other people online.

Router

A router allows you to have a wifi network within a certain area. It sends out signals to certain devices within the area for internet connection.