Zoom ADSL X6v 5697 - Manual (Page 106)

Configuring Intrusion Detection
What is intrusion detection?
Intrusion detection protects your network from hackers who use
the Internet to damage your network. Your modem’s default
Intrusion Detection setting should work fine for most hacker
attacks, but there is additional functionality that you can set up.
Your modem offers protection from various Denial of Service
(DOS) attacks; prevents users from scanning your ports to try to
access your computer; and can blacklist any host trying to damage
your network.
Follow these steps to enable additional intrusion detection:
From the Router Setup page, click Firewall. Then click the link to
Configure Intrusion Detection. The Configuration page opens:
ADSL X6v User Guide 106