Question: what are the different internet ports?
Answer: SMTP - 25. SMTP is known as the Simple Mail Transfer Protocol. ...  HTTP - 80. Port 80 is associated with HTTP, Hypertext Transfer Protocol. ...  HTTPS - 443. HTTPS - 443 is also associated with the TCP protocol. ...  FTP - 20, 21. ...  TELNET - 23. ...  IMAP - 143. ...  RDP - 3389. ...  SSH - 22.