protocol

internet

ip - internet protocol

tcp - transmission control

email protocols

pop 3 - post office protocol 3

smtp- simple mail transfer protocol

IMAP- internet message access protocol

push- pushes to the server

PULL - pulls mail from the server

webmail

sends emails

delivers the email to the reciever

FORWARD

STORE

web protocols

HTTP- hyper text transfer protocol

FTP - file transfer protocol

request website from the internet

uploading files and downloading files

protocol is often referred to as a hand shake

he Internet Message Access Protocol is an Internet standard protocol used by e-mail clients to retrieve e-mail messages from a mail server over a TCP/IP connection. IMAP is defined by RFC 3501.