In order to understand Multilayer Switching (MLS), it is important to have some understanding of the components used in Multilayer switches, such as the Catalyst 6500 series switches.
The Control and Data Planes
It is important to have a solid understanding of the terms ‘control plane' and ‘data plane' in order to completely understand MLS and how it operates. Collectively, these two planes are responsible for the building of routing tables and the actual forwarding of packets.
The control plane is where routing information, routing protocol updates, and other control information is stored and exchanged. Using routing protocols, the control . . .
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