At present, there are a lot of pilot projects in the whole country in every large telecommunication operator, carrying on the group network application of NGN.
目前，各大电信运营商在全国已经有很多试点，在进行NGN的组网应用。
Group network mode divides into two kinds: Wired group net and wireless group net.
组网方式分为两大类：有线组网和无线组网。
Group network mode divides into two kinds: Wired group net and wireless group net.
组网方式分为两大类：有线组网和无线组网。
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