https://onwar.se/ 2026-10-03T16:51:13+00:00 https://onwar.se/ https://onwar.se/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-10-02T07:00:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://onwar.se/doku.php?id=understanding_online_port_checkers:a_free_tool_for_network_management&rev=1790924429&do=diff Some popular online port scanners include: These tools scan your router's IP address and report back on the status of different ports. To test which ports are open on your router, you can use various online port scanning tools. To list all open ports, type: ``` netstat -tuln ``` The `-tuln` flags stand for TCP, UDP, listening, and numeric addresses, respectively. Open Terminal: Depending on your distribution, you can usually find Terminal in your applications menu or by pressing `Ctrl + Alt + …