R1 will choose which path to reach 10.1.0.0？

當(dāng)將多個交換機加入到MST region當(dāng)中會發(fā)生什么（what happen）？

Which of the following are key characteristics of PPP?（）

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

what is four ospf area type？

What is the next state of initial in spanning-tree protocol？

Refer to the exhibit.What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown？（）

一堆交換機一個server、一個transpare，問配置prune在哪里配置？

兩ebgp鄰居發(fā)路由過來 ，哪些屬性重置？

As a CCNA candidate,you must have a firm understanding of the IPv6 address structure.Refer to IPv6 address,could you tell me how many bits are included in each filed?（）