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Refer to the exhibit. A router with 3 FastEthernet Interfaces is routing the traffic for three different VLANs. The network administrator wants to configure a new VLAN, but there are no more interfaces available on the router. What is the best and cheapest solution to expand?

Connect SW1 and SW3 to SW2 and configure IP for routing.

Change the router for a Layer 3 Switch.

Change the router to one with more capability.

Configure 4 VLANs on each Switch.

Change to one physical interface with 4 subinterfaces.



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