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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?（）
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?（）
SPT初始狀態(tài)之后的一個狀態(tài)是什么？
A default Frame Relay WAN is classified as what type of physical network?（）
The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（）
R1 will choose which path to reach 10.1.0.0？
DHCP SERVER在給一個網段設置POOL時，該網段路由器接口地址能不能放入POOL，能why，不能why。
When upgrading the IOS image,the network administrator receives the exhibited error message.What could be the cause of this error?（）
The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration?（）
hsrp speak狀態(tài)是什么意思？