...模式有多种,国际电信联盟电信标准部门(ITU-T)的标准中定义了4种应用场景,分别是多业务骨干网、运营商的运营商(Carrier's carrier)、层一的资源交易以及跨服务提供商(SP)的L1VPN.L1VPN的业务模型主要关注L1VPN业务的配置和管理等问题.
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第四，对节目编排的控制正从网络转移到本地有线电视运营商和卫星电视运营商。
Fourth, control over programming is being passed from the networks to local cable operators and satellite programmers.
包括北美最大的几家运营商在内的许多无线网络运营商目前都已经开始向客户提供需要签约购买的定制型上网本产品，预计这些运营商不久以后还会推出类似的平板电脑产品。
Many providers, including most North American carriers, now often subsidize netbooks and are expected to provide similar treatment for tablet devices.
与其它两个行业相比，并不隶属同一家监管机构的电信运营商处于有利位置，因为这些运营商已经向自己的3g客户提供了越来越多的内容组合。
Telecom operators, who are not subject to the same regulator, have a head start over the other two industries, as many of them already offer an increasing portfolio of content to their 3g customers.
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