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告警“BTS2 BTS1 Cell traffic Loss of all channel VPMAENFLT、IT”，其中表示Alarmclass的是？Alarmtype的是？（）
- A、Cell traffic
- B、Loss of all channel
- C、VPMA
- D、FLT、IT
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更多 “告警“BTS2 BTS1 Cell traffic Loss of all channel VPMAENFLT、IT”，其中表示Alarmclass的是？Alarmtype的是？（）A、Cell trafficB、Loss of all channelC、VPMAD、FLT、IT” 相关考题
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一个BSC以星型连接带两个BTS(BTS1和BTS2),BSC从哪里提取时钟信号?()
A.RXCDRB.BTS1C.BSC与BTS相连的具有较高优先级的E1线D.BSC与RXCDR相连的具有较高优先级的E1线
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What are two characteristics of the RED algorithm as implemented in JUNOS software?()
A. It profiles based on bandwidth.B. It profiles based on loss priority.C. It prevents traffic loss through buffering.D. It prevents global synchronization with tail drops.
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TCH全拼是()
A.Traffic Channel Half RateB.Broadcast Control ChannelC.Cell Broadcast ChannelD.Access Granted Channel
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割接时以下哪种情况发生，高速环网网管必出现光放大器Automatic power reduction告警信息（）A、回损值低于24DB时B、回损值低于22.5DB时C、LOW RETURN LOSS告警发生时D、AMP LOSS OF SIGNAL告警发生时
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Which three are the ATM cell header fields？（）A、cell loss priority （CLP）B、discard eligibility （DE）C、head error control （HEC）D、generic flow control （GFC）E、forward explicit congestion notification （FECN）
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What are two design considerations for a WLAN to support voice?（）A、Packet loss is less than one percent.B、Signal strength at cell edge is approximately -67 dBm.C、End-to-end delay is less than 200 ms.D、Cell overlap between APs is 50 percent.
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What are two characteristics of the RED algorithm as implemented in JUNOS software?（）A、It profiles based on bandwidth.B、It profiles based on loss priority.C、It prevents traffic loss through buffering.D、It prevents global synchronization with tail drops.
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A gps Positioning_Loss of GPS Data告警出现之前可能出现的告警（）。A、GPS接收器B、Timing Unit Board（时钟单元板，TUB2）C、ET-MF41传输告警D、SCB硬件告警
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A particular cell is expected to support 6 Erlangs of traffic at 1% Grade of Service. How many traffic channels are required?（）A、6B、13C、3D、15E、22
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TCH全拼是（）A、Traffic Channel Half RateB、Broadcast Control ChannelC、Cell Broadcast ChannelD、Access Granted Channel
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Which three methods would help prevent critical network-traffic packet loss on high speed serial interfaces？（）A、policy routingB、increase link capacityC、WREDD、CBWFQE、LFIF、WFQ
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Which two statements are true about the application of QoS in a converged network？（）A、end-to-end network delay times that exceed 50 ms for real-time traffic are considered unacceptableB、end-to-end network delay times that exceed 250 ms for real-time traffic are considered unacceptableC、end-to-end network delay is not a factor as long as the delay is consistentD、some packet loss can be corrected by codec algorithmsE、RSVP handles voice packet retransmissionF、fragmentation is a result of packet loss
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Which of the following ATOM traffic encapsulations require the use of a Control Word？（）A、Cell relayB、aal5C、Ethernet VLAND、Frame RelayE、HDLCF、PPP
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What are two QoS mechanisms that are used to prevent packet loss？（）A、header compressionB、payload compressionC、low latency queuing （LLQ）D、weighted random early detection （WRED）E、traffic policingF、traffic shaping
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Which two statements are true about network voice traffic？ （Choose two.）（）A、 Voice traffic is affected more by link speed than FTP traffic is.B、 Voice traffic is affected more by packet delays than FTP traffic is.C、 Voice streams involve larger packet sizes than most TCP network traffic involves.D、 Voice traffic is more sensitive to packet loss than TCP network traffic is.E、 Voice traffic requires QOS mechanisms only in heavily loaded network segments.
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Which three methods would help prevent critical network-traffic packet loss on high speed interfaces？（）A、policy routingB、increase link capacityC、WREDD、CBWFQE、LFIF、WFQ
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多选题Which three methods would help prevent critical network-traffic packet loss on high speed interfaces？（）Apolicy routingBincrease link capacityCWREDDCBWFQELFIFWFQ
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多选题Which three are the ATM cell header fields？（）Acell loss priority （CLP）Bdiscard eligibility （DE）Chead error control （HEC）Dgeneric flow control （GFC）Eforward explicit congestion notification （FECN）
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多选题Which two statements are true about the application of QoS in a converged network？（）Aend-to-end network delay times that exceed 50 ms for real-time traffic are considered unacceptableBend-to-end network delay times that exceed 250 ms for real-time traffic are considered unacceptableCend-to-end network delay is not a factor as long as the delay is consistentDsome packet loss can be corrected by codec algorithmsERSVP handles voice packet retransmissionFfragmentation is a result of packet loss
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单选题割接时以下哪种情况发生，高速环网网管必出现光放大器Automatic power reduction告警信息（）A
回损值低于24DB时B
回损值低于22.5DB时C
LOW RETURN LOSS告警发生时D
AMP LOSS OF SIGNAL告警发生时
考题
多选题What are two characteristics of the RED algorithm as implemented in JUNOS software?（）AIt profiles based on bandwidth.BIt profiles based on loss priority.CIt prevents traffic loss through buffering.DIt prevents global synchronization with tail drops.
考题
多选题Which three methods would help prevent critical network-traffic packet loss on high speed serial interfaces？（）Apolicy routingBincrease link capacityCWREDDCBWFQELFIFWFQ
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