12. Common port information?
| Port | Service |
|---|---|
| 21 | FTP (File Transfer Protocol) |
| 22 | SSH (Secure Shell) |
| 23 | Telnet (Remote login) |
| 25 | SMTP (Simple Mail Transfer Protocol) |
| 53 | DNS (Domain Name System) |
| 80 | HTTP (Hypertext Transfer Protocol) |
| 443 | HTTPS (HTTP Secure) |
| 1433 | MSSQL |
| 3306 | MySQL |
| 3389 | Windows Remote Desktop Service |
| 7701 | WebLogic |
| 8080 | TCP, HTTP proxy; default Tomcat port |