As IP network originally developed for data communications is now used more and more for real-time applications, there is a need for better quality of service than the "best effort".
IP网络最初设计用来进行数据通信，但现在却越来越多地被用于实时应用，这就要求IP网络能为用户提供更好的服务质量，而不只是“尽最大努力交付”的服务。
The Wireless Communications technology and the Computer Network technology are converging after they have been developed rapidly in recent years.
无线通信技术和计算机网络技术各自在最近取得迅猛发展之后，两种新兴技术目前在不断融合。
The Wireless Communications technology and the Computer Network technology are converging after they have been developed rapidly in recent years.
无线通信技术和计算机网络技术各自在最近取得迅猛发展之后，两种新兴技术目前在不断融合。
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