Refer to the exhibit. A network engineer received a sudden request to prioritize voice over his Cisco network and he has decided to leverage the AutoQoS feature. Based on the output shown, which two tasks need to be performed prior to issuing the autoqos voip command in this router? （）
A.Enable Cisco Express Forwarding.
B.Enable fast switching.
C.Delete all policy maps.
D.Remove service-policy commands from interface serial1/0.
E.Delete all the currently configured class maps.
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A.1
B.2
C.4
D.6
E.8
Refer to the exhibit. This exhibit shows the NAT configuration for Router A and the output for a ping issued from device 171.68.200.48 and destined to 172.16.47.142. Based on this information， what change must be made to Router A in order for the ping to work？（）
A.reload the router
B.clear the route cache
C.add a static route
D.configure IP as classless
E.load a newer IOS image
最新試題
The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（）
When upgrading the IOS image,the network administrator receives the exhibited error message.What could be the cause of this error?（）
QoS機制中的分類，采用ip數(shù)據(jù)包中的哪個字段？
一堆交換機一個server、一個transpare，問配置prune在哪里配置？
什么問題導致SERVER VTP密碼跟替他交換機VTP密碼不匹配？
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?（）
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?（）
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?（）
Local Preference？
R1 will choose which path to reach 10.1.0.0？