Network access quarantine control

19.05.2006

- Connection information: the remote server IP address, encryption requirements, and so on

- The baseline script: a simple batch file or executable used to assess the condition of the connecting client

- A notifier: a component that talks to the secure endpoint and negotiates a lift of the client's quarantine once the baseline script is satisfied the connecting computer is secure

- Once the remote computer is in quarantine mode, the client computer automatically executes the baseline script. If Windows runs the script and is satisfied with the result, it contacts the listening service running on the Windows Server 2003 backend machine and reports this result. Then quarantine mode is removed and normal network access is restored. Otherwise, the client eventually is disconnected when the session timer reaches the configured limit, as described earlier.

There are six steps to a proper deployment of NAQC: