what is the meaning of this question and what's the possible best answer: ============================ Q- Why is router on a stick a necessary solution?
1-because Layer 2 LAN switches can also operate at Layer 3 2-because routers cannot route packets between multiple VLANs 3-because Layer 2 LAN switches can only support a single VLAN 4-because Layer 2 LAN switches cannot switch frames between multiple VLANs ============================================- posted
17 years ago