Creating the Quarantine Script
The quarantine script is an administrator-created script that runs on the client and verifies that the client meets the company's security policy requirements. A large shortcoming of Network Access Quarantine Control is that you must manually build these client-side scripts for your environment. Fortunately, Microsoft has provided some sample scripts you can use as a model. You can download the scripts from http://www.microsoft.com/downloads/details.aspx?familyid=a290f2ee-0b55-491e-bc4c-8161671b2462&displaylang=en.
The quarantine script contains one or more executables, DLL files, batch files, or scripts that you create to enforce your company quarantine policy. The script also contains the quarantine policy requirements that you want the client to meet to be allowed to connect to the network. Here are some requirements you might want to include:
The system is up-to-date with hotfixes and service packs.
Antivirus software has the most recent set of signatures.
The client has a personal firewall installed and properly configured.
The system isn't vulnerable to a specific 0-day exploit.
A specific application is installed or a certain executable is running.
Registry settings match recommended values.
The essential element of the quarantine script is the return call to the Remote Access Quarantine Agent service on the RRAS server. To execute the return call, run rqc.exe with the following code: . . .
touchngo January 21, 2005 (Article Rating: