diff --git a/content/self-host/rustdesk-server-pro/_index.en.md b/content/self-host/rustdesk-server-pro/_index.en.md
index b97b688..fd63f66 100644
--- a/content/self-host/rustdesk-server-pro/_index.en.md
+++ b/content/self-host/rustdesk-server-pro/_index.en.md
@@ -59,6 +59,8 @@ Almost the same as [the open source version](https://rustdesk.com/docs/en/self-h
 
 You need port 21114-21119 TCP and 21116 UDP open, please ensure these ports are setup when you set firewall rules and Docker port mapping.
 
+More information about these ports, please check [here](/docs/en/self-host/rustdesk-server-oss/install/#ports).
+
 {{% notice note %}}
 You should use a proxy like Nginx to deliver this over HTTPS requiring port 443 to be opened.
 {{% /notice %}}