What field in IP packet is used for classification by QOS？

問一個(gè)怎么樣的屬性，能讓路由不通告給任何的peer？

R1 will choose which path to reach 10.1.0.0？

SPT初始狀態(tài)之后的一個(gè)狀態(tài)是什么？

aaa架構(gòu)中哪個(gè)是要求用戶輸入用戶名和密碼？

what is the disadvantage of policing？

一堆交換機(jī)一個(gè)server、一個(gè)transpare，問配置prune在哪里配置？

Refer to the exhibit.The network administrator is in acampus building distant from Building B.WANRouter is hosting a newly installed WAN link on interface S0/0.The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface.How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner?（）

When upgrading the IOS image,the network administrator receives the exhibited error message.What could be the cause of this error?（）

four switches， which one will be root switch.（no pic）.