NEXT GENERATION VOICE INFRASTRUCTURE :
} The transport and switching of voice will be performed in the packet domain-a VoIP .The infrastructure efficiencies that can be achieved with VoIP.
} Computing platforms physically separate from the switching systems-known as the softswitch-will provide the intelligence powering voice services
REFERENCES :
http://en.wikipedia.org/wiki/GSM"
http://www.gsmworld.com/newsroom/market-data/market_data_summary.htm.
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