Hi, here you have a clasification of the different types of networks.
Depending on their range:
- Wide Area Network(WAN): 50+ Km. Internet
- Metropolitan Area Network(MAN): 2-50 Km. A company´s private network.
- Local Area Networks(LAN): 0-2 Km. A class
- Personal Area Network(PAN): 10 meters. A home´s router.
Depending on the level of privacy(less privacity - more privacity):
- Public network: Internet
- Private network: Your home´s devices
- VPN: A company´s network