BT Micro Owner’s Manual 
141 
The protocols allowed are shown with a  
 
 
WARNING 
 
Warning - Modifying the settings on this page can prevent 
computers on the network from accessing your broadband 
connection. You can affect your VoIP as well as other 
broadband services. 
 
Intrusion Detection 
This is used to detect and block incoming attempts to attack or 
block traffic to the site. 
Select “Intrusion Detection … ” from the left-hand side Firewall 
sub-menu. 
 
The following screen is displayed