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當(dāng)將多個(gè)交換機(jī)加入到MST region當(dāng)中會(huì)發(fā)生什么（what happen）？
What is method list for configure aaa？
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?（）
A default Frame Relay WAN is classified as what type of physical network?（）
Refer to the exhibit.Which statement describes DLCI 17?（）
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?（）
The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（）
four switches， which one will be root switch.（no pic）.
如何實(shí)現(xiàn)擁塞避免？