diff --git a/src/Connection/ConnectionServer.py b/src/Connection/ConnectionServer.py
index 23fa3261..8c76c192 100644
--- a/src/Connection/ConnectionServer.py
+++ b/src/Connection/ConnectionServer.py
@@ -119,6 +119,10 @@ class ConnectionServer(object):
             connection.close("Close all connections")
 
     def handleIncomingConnection(self, sock, addr):
+        if config.offline:
+            sock.close()
+            return False
+
         ip, port = addr[0:2]
         ip = ip.lower()
         if ip.startswith("::ffff:"):  # IPv6 to IPv4 mapping