(Internet Protocol address)- A unique number assigned to any computer connected to the internet, including yours, in the format 255.255.255.255. Each of the four blocks of numbers can be any value from 0 to 255. They can either be assigned permanently (‘static IP’) or per session (‘dynamic IP’). Most ISPs assign them dynamically, ie when you connect to the internet.
A binary number that uniquely identifies a host (computer) connected to the Internet to other Internet hosts, for the purposes of communication through the transfer of packets.