- An IP address is a unique identifier for a device on a network.
- It is a 32-bit number that is usually written in dotted decimal notation, such as
192.168.57.139
. - The IP address is used to route data to the correct device on the network.
- The IP address is also used to identify the device on the network.
ifconfig or ipconfig
SYN > SYN ACK > ACK