IT Report
Forrester Research
Gartner Report
IMS (IP multimedia Subsystem)
Wi-Fi VS HSDPA
similar : handover, multimedia(<5Mbps), 3~5m, Qos
difference : physical, initial cost(infrastructure), TCO(total cost ownership)
handover(without disconnection)
Wi-Fi, contention base, no QoS, data communication
Vioce(delay must < 250ms)
presentation 1
Feedback from the auditor.
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