Which of the following statements is true about how 4G cellular networks (operated by different carriers/companies) connect together?

Question

Accepted Answer

4G networks are generally all-IP, and so cellular networks interconnect (peer) directly to each other, or peer at the cellular equivalents of the Internet Exchange Points that we saw used for interconnecting wired networks in the public Internet.

Answer

4G networks connect to each other using the existing phone interconnection networks from earlier 3G and 2G networks.

Answer

In a 4G network, the radio access network connects to the legacy phone network for voice calls, but to the public Internet for data connections.

Crowdly

Which of the following statements is true about how 4G cellular networks (operat...

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