diff --git a/docs/faq.md b/docs/faq.md
index 8b85192a3221d27763ab3ea6bb7bbb85f605d703..b098f778d240f9e7749b7888a71686a63abcc101 100644
--- a/docs/faq.md
+++ b/docs/faq.md
@@ -131,7 +131,7 @@ Yes, see GSM.
 
 ## Network
 
-As usual there will be wired and wireless networks with speeds up to 10G available. See the main [Network](network.md) page for more details.
+As usual there will be wired and wireless networks with speeds up to 10G available. Please use only unshielded cables, preferably with an unshielded connector. We will not plug in any shielded cables. See the main [Network](network.md) page for more details.
 
 ### Will there be (Ten)Gigabit Ethernet in the Datenklo?
 Yes. In the current network-planning each Datenklo will have 100BASE-TX/1000BASE-T/10GBASE-T ethernet ports available for end-users.