湖北省已开通运行的数据及多媒体通信网有：分组交换网、数字数据网、CHINANET及中国公众多媒体通信网等。
The data and multimedia communication networks in service in Hubei province includes PSPDN, DDN, CHINANET and the public multimedia network.
ZXA10 T600综合接入局端业务汇聚单元采用分层式的模块化设计，按照不同的业务类型划分成不同的功能单元，如POTS业务单元、数字数据网DDN业务单元。
The ZXA10 T600 adopts a hierarchical modular structure. It is divided into different functional units according to the service types, such as POTS service unit and DDN service unit.
ZXA10 T600综合接入局端业务汇聚单元采用分层式的模块化设计，按照不同的业务类型划分成不同的功能单元，如POTS业务单元、数字数据网DDN业务单元。
The ZXA10 T600 adopts a hierarchical modular structure. It is divided into different functional units according to the service types, such as POTS service unit and DDN service unit.
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