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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.
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
four switches， which one will be root switch.（no pic）.
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?（）
Refer to the exhibit.Which statement describes DLCI 17?（）
Local Preference？
The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（）
what is the disadvantage of policing？
What is the three main step of using the QoS feature with MQC command line interface？
問一個怎么樣的屬性，能讓路由不通告給任何的peer？
QoS Mechanisms：問在部署QoS中要用的3個mechanisms是什么？
what is four ospf area type？