【摘要】 本文主要介绍了服务质量(QoS)的协议和结构,对其原理和功能做了一定的分析,涉及了QoS的四种应用方法和模型,分析Internet/RSVP、区分服务Differ、MPLS、SBM的工作原理,实现方法以及它们之间的优缺点,并对QoS的发展趋势做进一步分析。更多还原

【Abstract】 This essay mainly covers protocol and structure of QoS, whose principle and function is also analysed to some extent. Secondly, the models and four kinds of application ways of QoS are discussed. Thirdly, analysing the working principle and realization ways of Internet/RSVP, Differ, MPLS, SBM, as well as the advantages and disadvantages can be found in the essay. Finally, the developing trend of QoS is further analysed.更多还原