diff --git a/doc/tips/Decentralized_repository_behind_a_Firewall.mdwn b/doc/tips/Decentralized_repository_behind_a_Firewall.mdwn
index ff2b1706a5..471a08c58e 100644
--- a/doc/tips/Decentralized_repository_behind_a_Firewall.mdwn
+++ b/doc/tips/Decentralized_repository_behind_a_Firewall.mdwn
@@ -52,4 +52,5 @@ In any case, the setup is much, much, much more secure than Dropbox. With Dropbo
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 ¹ My always-on computer at home is a raspberry pi with a 32GB USB stick. Best self-hosted dropbox you could imagine.
-² You can just forward the port, but not open a shell, by adding the -N command. I rarely use this.
+
+² You can just forward the port, but not open a shell, by adding the -N command. This could be useful for connecting on startup, e.g. in /etc/rc.local. I prefer to open the shell to forward the ports, maybe use it, and close it to stop it.