19.6. Access Control
Access control lists (ACLs) enable devices in your network to ignore requests from specified users or systems, or to grant them certain network capabilities. You may find that a certain IP address is constantly scanning your network, and thus you can block this IP address from your network. If you block it at the router, the IP address will automatically be rejected any time it attempts to utilize your network.
ACLs allow a stronger set of access controls to be established in your network. The basic process of ACL control lets the administrator design and adapt the network to deal with specific security threats.
19.6.1. Working with Policies
One of the most wide-sweeping administrative features that Windows 200x offered ...
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