The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（） 

兩ebgp鄰居發(fā)路由過(guò)來(lái) ，哪些屬性重置？

Refer to the exhibit.Which statement describes DLCI 17?（）

Refer to the exhibit.How many broadcast domains exist in theexhibited topology？（）

A network administrator is troubleshooting the OSPF configuration of routers R1 and R2.The routers cannot establish an adjacency relationship on their common Ethernet link.The graphic shows the output of the show ip ospf interface e0 command for routers R1 and R2.Based on the information in the graphic,what is the cause of this problem?（）

問(wèn)一個(gè)怎么樣的屬性，能讓路由不通告給任何的peer？

A default Frame Relay WAN is classified as what type of physical network?（）

Which of the following describes the roles of devices in a WAN?（）

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?（）

R1 will choose which path to reach 10.1.0.0？