: Uses only one router port for dozens of virtual networks.
: The "stick" link that carries traffic for all VLANs between the switch and router. Why It Matters
: Acts as a gateway where you can apply Access Control Lists (ACLs) between departments.
: Splitting one physical interface into multiple virtual ones (e.g., Gig0/0.10 ).
: Uses only one router port for dozens of virtual networks.
: The "stick" link that carries traffic for all VLANs between the switch and router. Why It Matters
: Acts as a gateway where you can apply Access Control Lists (ACLs) between departments.
: Splitting one physical interface into multiple virtual ones (e.g., Gig0/0.10 ).