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What is the role of the telephone company

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Reference no: EM131304909

1. How many point-to-point WANs are needed to connect n LANs if each LAN should be able to directly communicate with any other LAN?

2. When we use local telephones to talk to a friend, are we using a circuitswitched network or a packet-switched network?

3. When a resident uses a dial-up or DLS service to connect to the Internet, what is the role of the telephone company?

Reference no: EM131304909

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