Harold is designing a new WAN for a client. The client needs an upgraded backbone for its WAN. It wants to implement a solution that will take advantage of its existing 100BaseT network, and doesn’t want to purchase a technology that will require expensive interfaces for routers and switches.

a.PPTP over Frame Relay

b.Ethernet over ATM

c.SONET

d.None of the above will work

e.Frame Relay over Fiber

 

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