Whatisthepurposeofthecommandshownbelow?vtppasswordFl0r1da()。
A. ItisusedtovalidatethesourcesofVTPadvertisementssentbetweenswitches.
B. ItisusedtoaccesstheVTPservertomakechangestotheVTPconfiguration.
C. ItallowstwoVTPserverstoexistinthesamedomain,eachconfiguredwithdifferentpasswords.
D. ItisthepasswordrequiredwhenpromotingaswitchfromVTPclientmodetoVTPservermode.
E. ItisusedtopreventaswitchnewlyaddedtothenetworkfromsendingincorrectVLANinformationtotheotherswitchesinthedomain.
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稀释与接种法测定水中BOD5时,下列废水中应进行接种的是:()
A. 有机物含量较多的废水
B. 较清洁的河水
C. 不含或含少量微生物的工业废水
D. 生活污水
WhichstatementsdescribetheroutingprotocolOSPF?()
A. ItsupportsVLSM.
B. Itisusedtoroutebetweenautonomoussystems.
C. Itconfinesnetworkinstabilitytooneareaofthenetwork.
D. Itincreasesroutingoverheadonthenetwork.
E. Itallowsextensivecontrolofroutingupdates.
F. ItissimplertoconfigurethanRIPv2.
ForwhattwopurposesdoestheEthernetprotocolusephysicaladdresses?()
A. touniquelyidentifydevicesatLayer2
B. toallowcommunicationwithdevicesonadifferentnetwork
C. todifferentiateaLayer2framefromaLayer3packet
D. toestablishaprioritysystemtodeterminewhichdevicegetstotransmitfirst
E. toallowcommunicationbetweendifferentdevicesonthesamenetwork
F. toallowdetectionofaremotedevicewhenitsphysicaladdressisunknown
WhichthreeapproachescanbeusedwhilemigratingfromanIPV4addressingschemetoanIPV6scheme?()
A. staticallymapIPV4addresstoIPV6addresses
B. configurationIPv4tunnelsbetweenIPV6islands
C. useDHCPv6tomapIPV4addressestoIPV6addresses
D. useproxyingandtranslationtotranslateIPV6packetsintoIPV4packets
E. configureIPV6directly
F. enabledual-stackrouting