Dynamic and State-Dependent Policies
In many cases, policies need to depend on the current state of the network. For example, an application-hosting provider might want to start classifying packets into high- and low-priority classes only when the utilization of its access links is high. If the access link is running at low utilization, the performance of the different classes of packets is not likely to differ by much, or even be impacted by which policies are put into effect. A similar policy might be needed for security scenarios, where you might want to change the security class for communicating with business partners to a more secure mode if an attempt to infiltrate the network is detected.
Some cases of adaptive policies are relatively ...
Get Policy-Based Networking: Architecture and Algorithms now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
