A. Layer 2 B. Layer 3 C. Layer 4 D. out-of-band
单项选择题ToensurevoicepacketsarekeptwithintheCommittedInformationRate(CIR)ofaFrameRelaylink,whatshouldbeusedintheCPE?()
A. prioritization B. classification C. fragmentation D. traffic shaping
单项选择题WhichQoSrequirementappliestostreamingvideotraffic?()
A. one-way latency of 150 ms to 200 ms B. jitter of 30 ms or less C. packet loss of 2 percent or less D. 150bps of overhead bandwidth
单项选择题TheCiscoMDS9000SeriesMultilayerSANSwitchescanhelplowerthetotalcostofownershipofthemostdemandingstorageenvironments.Bycombiningarobustandflexiblehardwarearchitecturewithmultiplelayersofnetworkandstorage-managementintelligence,theCiscoMDS 9000Serieshelpsyoubuildhighlyavailable,scalablestoragenetworkswithadvancedsecurityandunifiedmanagement.WhatmethoddoestheCiscoMDS9000Seriesusetosupporttrunking?()
A. ISL B. VLAN Trunk C. VoQ D. Enhanced ISL
多项选择题WhichtwoarecharacteristicsofRSVP?()
A. RSVP itself provides bandwidth and delay guarantees. B. For RSVP to be end-to-end, all devices must support RSVP. C. RSVP reservations are maintained by a centralized reservations server. D. An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.
多项选择题FibreChannel,orFC,isagigabit-speednetworktechnologyprimarilyusedforstoragenetworking.FibreChannelisstandardizedintheT11TechnicalCommitteeoftheInterNationalCommitteeforInformationTechnologyStandards(INCITS),anAmericanNationalStandardsInstitute(ANSI)Caccreditedstandardscommittee.WhichtwoofthesecorrectlydescribeFibreChannel?()
A. supports multiple protocols B. works only in a shared or loop environment C. allows addressing for up to 4 million nodes D. provides a high speed transport for SCSI payloads