你是企业的网络管理员，你想在你的企业里实现QOS以确保HTTP的应用数据流保证最小带宽为1M，你用下面哪种队列实现？（）
A. WeightedFairQueuing（WFQ）
B. PriorityQueuing（PQ）
Class-basedWFQ（CBWFQ）
D. LowLatencyQueuing（LLQ）
查看答案
WhichrouterorroutercombinationisusedtocalculatetheMPLStrafficengineeringtunnelpath？（）
A. head-endrouterandtail-endrouter
B. middle-pointrouter
C. head-endrouter
D. tart-endrouter
E. tail-endrouter
Which command is used to configure a default route？（）
A. ip route 172.16.1.0 255.255.255.0 0.0.0.0
B. ip route 172.16.1.0 255.255.255.0 172.16.2.1
C. ip route 0.0.0.0 255.255.255.0 172.16.2.1
D. ip route 0.0.0.0 0.0.0.0 172.16.2.1
AGREtunnelisconfiguredbetweenalocalandaremotesite.Whereshouldtheservicepolicybeappliedtoclassifypacketsbasedonthepretunnelheader？（）
A. inglobalconfigurationmode，applytheservicepolicyandusetheqospre-classify
B. inglobalconfigurationmode，applytheservicepolicybutdonotusetheqospre-classifycommand
C. applytheservicepolicyonthephysicalinterfacebutdonotusetheqospre-classify
D. applytheservicepolicyonthetunnelinterfacebutdonotusetheqospre-classifycommand
E. applytheservicepolicyonthetunnelinterfaceandusetheqospre-classifycommand
The network administrator has asked you to check the status of the workstation’s IP stack by pinging the loopback address.Which address would you ping to perform this task？（）
A. 10.1.1.1
B. 127.0.0.1
C. 192.168.0.1
D. 239.1.1.1
微信支付 
支付宝支付