WhatinterfaceiscreatedwhenanFCPortChanneliscreatedonaCiscoUnifiedComputingSystem？（）
Aninterface’san-port-channel’inNXOS
B. Aninterface’port-channel’inNXOS
C. Aninterface’port-channel’with’modefc’configured
D. Aninterface’fc-port-channel’inNXOS
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WhatistherequirementofRemoteTriggeredBlackHole（RTBH）filtering？（）
A. IBGPupdatesexchangebetweentriggerrouterandblackholerouter
B. EBGPupdatesexchangebetweentriggerrouterandblackholerouter
C. OSPFupdatesexchangebetweentriggerrouterandblackholerouter
D. ISISupdatesexchangebetweentriggerrouterandblackholerouter
下列产于重量分析对沉淀式的要求中说法不正确的是（）
A. 沉淀的溶解度必须很小（一般要求小于10－4mol/L）以保证被测组分沉淀完全
B. 沉淀式要便于过滤和洗涤
C. 沉淀力求纯净，尽量避免其他杂质的沾污，以保证获得准确的分析结果。
D. 沉淀式与称量式应保持一致。
InAnyTransportoverMPLS（AtoM）Controlwordisanoptional4-bytefieldusedinthepseudowirepacket.ThecontrolwordcarriesgenericandLayer2payload-specificinformationtoemulateL2packetscorrectly.Inpseudowirepacket，whereisthisControlWordinserted？（）
A. InsertedbetweentheMPLSlabelstackandtheLayer3payload
B. InsertedbetweentheMPLSlabelstackandtheLayer3Header
C. InsertedbetweentheMPLSlabelstackandtheLayer2payload
D. InsertedbetweentheMPLSlabelstackandtheLayer2header
Theabovebgpconfigurationhaswhateffectontheconfiguredrouter？（）
AllowsincomingTCPconnectionsdestinedtoport179
B. AllowsincomingTCPconnectionssourcedfromport179
C. AllowsincomingTCPconnectionsfrom1.1.1.1anddestinedto，orsourcedfromport179
D. AllowsincomingTCPconnectionsfrom1.1.1.1thataredestinedtoport179
E. AllowsincomingTCPconnectionsfrom1.1.1.1thataresourcedfromport179
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