Question: We have just one single WAN link between the routers for hosts at the west coast office to communicate with the hosts in the east
We have just one single WAN link between the routers for hosts at the west coast office to communicate with the hosts in the east coast office. Notice that we have switches (layer-2 devices) connected behind the routers. Explain why we need two routers in this internetwork scenario? Give a detailed explanation in your answer referring to Layer-2 & Layer-3 functionality

Point-to-point R2 RI WAN Router Router LAN LAN West coast office East coast office
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