Overview of Basic Router Platform Architecture and Processes
To understand how switching works, it helps to first understand the basic router architecture and where various processes occur in the router.
Fast switching is enabled by default on all interfaces that support fast switching. If you have a situation where you need to disable fast switching and fall back to the process-switching path, understanding how various processes affect the router and where they occur will help you determine your alternatives. This understanding is especially helpful when you are troubleshooting traffic problems or need to process packets that require special handling. Some diagnostic or control resources are not compatible with fast switching or come at the ...
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