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当谈到ＩＰ组网时，“服务质 量”（ＱｏＳ）长期视为无法达到的承诺。原因何在？因为设备生产商不能提供服务供应商所需的在ＩＰ网络上实施有保证的服务差别的解决方案。当前的ＱｏＳ方法有许多限制，将来会出现有特点的某些方法。 事物的好坏是相对的 有多种现成技术可在网络
When it comes to IP networking, Quality of Service (QoS) has long been seen as unachievable promises. What is the reason? Because equipment manufacturers can not provide solutions that service providers need to implement guaranteed service differentiation over IP networks. There are many limitations to the current QoS approach, and there are some ways in which there may be features in the future. The quality of things is relative There are a variety of off-the-shelf technologies available on the web