Important Ports

The following are the most common ports you may encounter:

  • Port 21 – FTP (File Transfer Protocol) used to connect to file share server
  • Port 22 – SSH (Secure Shell) used to connect to a Linux server
  • Port 22 – SFTP (Secure File Transfer Protocol) used to connect to a secure file share server
  • Port 80 – HTTP used to connect to an unsecured website
  • Port 443 – HTTPS used to connect to a secured website
  • Port 3389 – (RDP) Windows Remote Desktop Protocol and used to connect to a Windows Server

Database Ports

  • Port 5432 – PostgreSQL and Aurora (If Aurora is PostgreS compatible)
  • Port 3306 – MySQL, MariaDB and Aurora (If Aurora is MySQL compatible)
  • Port 1521 – Oracle
  • Port 1433 – Microsoft SQL