Cisco Certified Network Associate (CCNA) 200-301 — Question 221

• AIt allows switches to read frame tags.
• BIt allows ports to be assigned to VLANs automatically.
• CIt maintains VLAN consistency across a switched network.
• DIt allows frames from multiple VLANs to use a single interface.
• EIt allows VLAN information to be automatically propagated throughout the switching environment.

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