A.Listening
B.Learning
C.Forwarding
D.Blocking
E.Discarding
F.Disabled
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A.lowest root bridge id；lowest sender bridge id；lowest port id；lowest root path cost
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Refer to the exhibit. In this network，R1 has been configured to advertise a summary route， 192.168.0.0/22，to R2. R2 has been configured to advertise a summary route，192.168.0.0/21， to R1. Both routers have been configured to remove the discard route （the route to null created when a summary route is configured） by setting the administrative distance of the discard route to 255. What will happen if R1 receives a packet destined to 192.168.3.1？ （）
A.The packet will loop between R1 and R2
B.It is not possible to set the administrative distance on a summary to 255
C.The packet will be forwarded to R2，where it will be routed to null0
D.The packet will be dropped by R1，since there is no route to 192.168.3.1
最新試題
什么是NAT？
The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（）
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?（）
問一個(gè)怎么樣的屬性，能讓路由不通告給任何的peer？
aaa架構(gòu)中哪個(gè)是要求用戶輸入用戶名和密碼？
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？
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？（）
How should arouter that is being used in a Frame Relay network be configured to avoid split horizon issues from preventing routing updates?（）
R1 will choose which path to reach 10.1.0.0？