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Ch 111.What is the lowest layer of the OSI model at which LANs and WANs support the same protocols?2.An organization can lease a private _____ that is not shared with other users or a _____ that ca be physically configures over shared lines in the carrier’s cloud. 3. Which WAN topology always sends data directly from its origin to its destination? 4.What protocol is used to bond multiple T-1s? 5.What kind of device can monitor a connection at the demark but cannot interpret data? 6.What specification defined the standards for broadband cable? 7.What technology allows a user to access the Internet through the wiring of a home?9.What IEEE committee established WiMAX technologies? 10.What method do ISPs use to purposely slow down bandwidth utilization by customers? 11.List 4 WAN technologies that are carried over the PSTN.12.When copper cabling is used to carry T-1 traffic, what kind of connector is used?