- What it is
- How many layers it has
- How it is organized
- Typical usage
- Typical geographical size
- Typical usage
- Typical geographical size
- What is an IP address
- What are the 2 types of IP address
- What is localhost
- What is a subnet
- Why IPv6 was created
- What are the 2 mainly used data transfer protocols for IP (transfer level on the OSI schema)
- What is the main difference between TCP and UDP
- What is a port
- Memorize SSH, HTTP and HTTPS port numbers
- What tool/protocol is often used to check if a device is connected to a network