数据与计算机通信第11章课件.ppt

1、12Data and Computer CommunicationsData and Computer Communications管理平面控制平面用户平面高层ATM 适配层ATM 层物理层层管理平面管理3Data and Computer CommunicationsData and Computer Communications4Data and Computer CommunicationsData and Computer Communications5Data and Computer CommunicationsData and Computer Communications物理传

2、输通路虚通路最基本的交换单元6Data and Computer CommunicationsData and Computer Communications7Data and Computer CommunicationsData and Computer Communications请求VCCVPC存在？建立一个新的VPC阻塞VCC或请求更多容量可以满足服务质量？请求满足？拒绝VCC请求建立连接8Data and Computer CommunicationsData and Computer Communications9Data and Computer CommunicationsD

3、ata and Computer Communications10Data and Computer CommunicationsData and Computer Communications11Data and Computer CommunicationsData and Computer Communications12Data and Computer CommunicationsData and Computer Communications13Data and Computer CommunicationsData and Computer Communications14Dat

4、a and Computer CommunicationsData and Computer Communications15Data and Computer CommunicationsData and Computer Communications16Data and Computer CommunicationsData and Computer Communications17Data and Computer CommunicationsData and Computer Communications18Data and Computer CommunicationsData an

5、d Computer Communications19Data and Computer CommunicationsData and Computer Communications20Data and Computer CommunicationsData and Computer Communications21Data and Computer CommunicationsData and Computer Communications22Data and Computer CommunicationsData and Computer Communications23Data and

6、Computer CommunicationsData and Computer Communications24Data and Computer CommunicationsData and Computer Communications25Data and Computer CommunicationsData and Computer Communications26Data and Computer CommunicationsData and Computer Communications27Data and Computer CommunicationsData and Comp

7、uter Communications28Data and Computer CommunicationsData and Computer Communications29Data and Computer CommunicationsData and Computer Communications30Data and Computer CommunicationsData and Computer Communications31Data and Computer CommunicationsData and Computer Communications32Data and Comput

8、er CommunicationsData and Computer CommunicationsBack33Data and Computer CommunicationsData and Computer CommunicationsBack34Data and Computer CommunicationsData and Computer Communications35Data and Computer CommunicationsData and Computer Communications36Data and Computer CommunicationsData and Co

9、mputer Communications37Data and Computer CommunicationsData and Computer Communications38Data and Computer CommunicationsData and Computer Communications39Data and Computer CommunicationsData and Computer Communications40Data and Computer CommunicationsData and Computer Communications41Data and Comp

10、uter CommunicationsData and Computer CommunicationsAAL Types42Data and Computer CommunicationsData and Computer Communications43Data and Computer CommunicationsData and Computer CommunicationsAAL144Data and Computer CommunicationsData and Computer Communications45Data and Computer CommunicationsData

11、 and Computer CommunicationsAAL246Data and Computer CommunicationsData and Computer CommunicationsCommon Part CS47Data and Computer CommunicationsData and Computer Communications48Data and Computer CommunicationsData and Computer CommunicationsAAL3/449Data and Computer CommunicationsData and Compute

12、r Communications50Data and Computer CommunicationsData and Computer CommunicationsAAL551Data and Computer CommunicationsData and Computer Communications52Data and Computer CommunicationsData and Computer Communications53Data and Computer CommunicationsData and Computer Communications54Data and Compu

13、ter CommunicationsData and Computer Communications边缘路由器边缘路由器ATM交换机交换机55Data and Computer CommunicationsData and Computer Communications56Data and Computer CommunicationsData and Computer Communications57Data and Computer CommunicationsData and Computer Communications58Data and Computer CommunicationsData and Computer Communications59Data and Computer CommunicationsData and Computer Communications60Data and Computer CommunicationsData and Computer Communications61Data and Computer CommunicationsData and Computer Communications