Explanation/Reference:
Setting policies to quarantine hosts
The application quarantines a host if the host satisfies the quarantine criteria set in the general threshold policy. You can set policies to direct the host to a safe site and access limited resources on the network.
To set the general policies, complete the following steps.
1. Select Policies →Policy Enforcement Settings.
The Policies/Policy Enforcement Settings page appears.
2. Click the icon to edit the policy enforcement settings.
3. Select Non-existent Domain option to display a message that the domain does not exist.
4. Enter time in seconds in the TTL(sec) text box to cache the response.
5. Select Redirection Server option to redirect the host to a known safe site.
6. Enter the domain name or IP address of the known safe site in the DNS Redirection Server Address text box.
7. Click icon to add the domain name or IP address of the resources that the host can access when it is quarantined.
8. Click icon to save the setting.
Reference: HP Network Protector SDN Application Administrator Guide