TCP/UDP Explainer
Interactive educational tool explaining TCP and UDP protocols.
| Port | Service | Protocol | Description |
|---|---|---|---|
| 20 | FTP Data | TCP | File Transfer Protocol data transfer |
| 21 | FTP Control | TCP | File Transfer Protocol commands |
| 22 | SSH | TCP | Secure Shell |
| 23 | Telnet | TCP | Telnet remote login |
| 25 | SMTP | TCP | Email sending |
| 53 | DNS | Both | Domain Name System |
| 67 | DHCP Server | UDP | Dynamic Host Configuration |
| 80 | HTTP | TCP | Web traffic |
| 110 | POP3 | TCP | Email retrieval |
| 143 | IMAP | TCP | Email access |
| 443 | HTTPS | TCP | Secure web traffic |
| 993 | IMAPS | TCP | Secure IMAP |
| 3306 | MySQL | TCP | MySQL database |
| 3389 | RDP | TCP | Remote Desktop |
| 5432 | PostgreSQL | TCP | PostgreSQL database |
| 6379 | Redis | TCP | Redis cache |
| 8080 | HTTP Alt | TCP | Alternative HTTP |
| 27017 | MongoDB | TCP | MongoDB database |
What This Tool Helps You Do
TCP/UDP Explainer helps you interactive educational tool explaining TCP and UDP protocols. It is designed for developers, support engineers, site owners, and learners testing live network behavior who need tcp, udp, and network protocol without switching into a heavier toolchain than the task actually requires.
Some networking tools work on pasted input, while others send live requests to the domains, APIs, or providers you choose to test. On this page, the focus is tcp and udp. For this tool, the main processing happens in your browser tab and the output is prepared on the same device. That makes it a better fit for quick edits, conversions, cleanup, and review work that should stay close to the source file or pasted data.
Best For
Recommended Workflow
Enter the source input for the task, then choose the format or options that match the result you want.
Tune the available inputs and settings so tcp/udp explainer produces output that matches your workflow instead of a generic default.
Preview the result from tcp/udp explainer, then copy, download, or export the finished output for the next step in your workflow.
Processing and privacy
For this tool, the main processing happens in your browser tab and the output is prepared on the same device. That makes it a better fit for quick edits, conversions, cleanup, and review work that should stay close to the source file or pasted data.