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Academy/Network Components/Component 05 Playbook
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Component 05 · L2/L3

Layer 3 Switches

Interactive revision playbook. Read one slide at a time, move forward or back for review, and replay the component before continuing.

Playbook status
In progress
Slide 1 of 1010%
01 · Start here

Where does switching become routing?

A Layer-3 switch can perform Layer-2 switching and Layer-3 forwarding. SVIs and routed interfaces allow it to move traffic between IP subnets.

VLAN
→
SVI
→
Routing
→
Next hop
Engineer takeaway

The same physical platform can participate in both L2 and L3 forwarding.

Learning sequence

Review this playbook as often as needed before moving to the next component.

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