What happens when a consumer switch receives a VLAN-tagged Ethernet frame?
- by netvope
Suppose you connect a trunk port from a VLAN capable network switch to a (VLAN incapable) consumer-grade network switch via a direct cable. Now the former switch send the later switch a 802.1Q-tagged Ethernet frame. What should the later switch do? Drop the frame? Forward the frame? Undefined behavior?
If the behavior is undefined, what is most…