cspf meaning in Chinese

约束最短路径优先

This paper makes a comparison firstly on the merits and the shortcomings of some typical packet filtering models , such as nit , cspf ( cmu / stanford packet filter ) and bpf ( berkeley packet filter ) etc . among them , bpf model is discussed in detail
本文首先比较了具有代表性的包过滤机制如cspf ( cmu stanfordpacketfilter )和bpf ( berkeleypacketfilter )等的优缺点，详细分析了bpf模型；其次，本文在netfilter功能框架的基础上以内核模块的方式在linux下实现了bpf模型，即mybpf模块。