What is a protocol?
There are different protocols for different types of network services. For
example, the Internet is based on the TCP/IP suite, or family, of protocols.
Some of the protocols used on the Internet are:
Simple Mail Transfer Protocol (SMTP) - to send and receive electronic mail
File Transfer Protocol (FTP) - to transfer files between computers
Hypertext Transfer Protocol (HTTP) - to transmit information on the World Wide Web
Network News
Transfer Protocol (NNTP) - to transmit network news