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strongSwan — Common Ports

Community software entries: links are references, not individual verification.

Role Unconfirmed (1)

500
udpSystem

IPSec (Internet Protocol Security) IKE (Internet Key Exchange) port

IPSec

Scope

Port associations on this page are community-database references (common usage), not a live measurement of any machine; confirm with the official documentation before deployment.

Frequently asked questions

What port does strongSwan use?

strongSwan commonly uses these ports: 500. These are community database references — actual configuration may differ.

How do I check if strongSwan is running?

Run sudo ss -tupn 'sport = :500' on the server to check for listening processes on these ports. Also use systemctl status <service> to check the service state. Without root you may not see other users' processes. A listening port alone does not prove the software identity — verify with the config file and process name.

What category does strongSwan belong to?

strongSwan belongs to the System category. This page lists the software's port associations and their roles.