In such a case, how to deliver QoS has become the focus in IP. After analyzing and studying all kinds of QoS mechanism and two OoS service models, this article discusses a policy of achieving end-to-end QoS in IP.

• 在这种情况下 ,Internet或更广义地说 IP网络如何提供 Qo S已成为世人关注的焦点 ,在分析和研究了 IP网络中各种 Qo S机制及两种 Qo S服务模型后 ,探讨了一种 IP网络中的 Qo S实现策略