Question: WANs and Remote Connectivity Explain the issue regarding the need for electric current that IP telephones face. Besides being extremely mobile, describe another advantage to

WANs and Remote Connectivity

Explain the issue regarding the need for electric current that IP telephones face. Besides being extremely mobile, describe another advantage to softphones. Describe six functions performed by signaling protocols. Explain why media gateway controllers (MGCs) are especially advantageous on large VoIP networks.

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