I. POP3 − Post Office Protocol

II. IMAP − Internet Mail Access Protocol

III. SMTP − Simple Mail Transfer Protocol

I. FTP − File Transfer Protocol

II. POP3 − Post Office Protocol 3

III. POP4 − Post Office Protocol 4

I. DNS − Domain Name System

II. Internet Explorer da Microsoft

III. Chrome da Google

I. IP − Internet Protocol

II. TCP − Transfer Control Protocol

III. SMTP − Simple Mail Transfer Protocol

I. SMTP − Simple Mail Transfer Protocol

II. POP3 − Post Office Protocol

III. IMAP − Internet Mail Access Protocol