Configurations of GSM/VoIP networks allow the service providers to avoid the local Wired Public Switched Network (PSTN) in communication with a GMS mobile handset. As a result, the high rates charged by telephone companies are avoided.
MCI is the United States` second largest long distance company for residential customers. In April 2002, MCI launched The Neighborhood built by MCI, the industry`s first truly any-distance, all-inclusive offering combining local and nationwide long distan
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