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无线接入网络的全IP化已经成为网络发展演进中的主要方向和技术演进趋势,无线网络IP化的道路已经非常清晰,但是面对庞大而且不断发展的2G网络,如何实现IP转型成为关键问题。
All-IP of wireless access network has become the main trend and evolution trend of network evolution. The road of wireless network IP has been very clear, but how to realize IP transformation becomes a key issue in the large and evolving 2G network .