For CADTV whole delivery in Guangdong on example,by way of a test environment,to test digital television NVOD(Near Video On Demand)delivery,provide two kinds of solutions for NVOD delivery.

• 以广东省有线数字电视整体转换工作为范例,通过一个测试环境,进行数字电视NVOD(NearV ideo On Demand,准视频点播)下传测试,提出两种数字电视NVOD下传解决方案。