From 58d784aa29b1602a872b1a287eab8c3e59375dce Mon Sep 17 00:00:00 2001
From: Dietrich <dietrich@teilgedanken.de>
Date: Mon, 13 Jun 2022 20:23:08 +0200
Subject: [PATCH] Adding a hint to closed ports in the testing section

---
 DEPLOY.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/DEPLOY.md b/DEPLOY.md
index b77dd29c..21fcadf3 100644
--- a/DEPLOY.md
+++ b/DEPLOY.md
@@ -254,6 +254,7 @@ $ curl https://your.server.name:8448/_matrix/client/versions
 ```
 
 - To check if your server can talk with other homeservers, you can use the [Matrix Federation Tester](https://federationtester.matrix.org/)
+  If you can register but cannot join federated rooms check your config again and also check if the port 8448 is open and forwarded correctly.
 
 # What's next?