多项选择题

What are three common reasons for ATM CRC errors？（）

A.Incorrect VPI and VCI configuration
B.Noise， gain hits， or other transmission problems on the data link equipment
C.ATM cells are dropped due to incorrect ATM routing in the service provider.
D.A faulty or failing ATM interface.
E.Cells are dropped due to traffic policing in the ATM cloud on one or more virtual circuits attached to theATM interface

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热门试题

单项选择题WhichModularQoSCLI（MQC）basedoutputqueuingmethodisdesignedtosupportmultipletrafficclassesincludingVoIPtraffic，mission-criticaltraffic，interactivetraffic，anddefaultclasstraffic？（）

A.CBWFQ
B.CB-WRED
C.LLQ
D.Custom Queueing
E.WRR Queueing

多项选择题WhichthreethingsarethebuildingblocksoftheCiscoVPLSarchitecture？（）

A.VLAN Trunk Protocol （VTP）
B.State Synchronization Protocol （SSP）
C.L2VPN
D.Ethernet Virtual Switch Interface （VSI）
E.Label Distribution Protocol （LDP）

单项选择题TherearetwocablingschemestochoosefromwhenimplementingaCiscoCRS-1multishelfsystem：single-modulecablingandmultimodulecabling.WhatisthemaximumcapacityoftheLCCsthataresupportedinmultimodulecabling？（）

A.9 LCCs
B.7 LCCs
C.10 LCCs
D.6 LCCs
E.8 LCCs

多项选择题WhichtreeofthesearetypesofEthernetVirtueConnections（EVCs）intheMEFconcept？（）

A.multipart-to-multipoint EVC （E-LAN）
B.hub spoke EVC （E-Tree）
C.point to point EVC （E-Line）
D.rooted multipoint EVC （E-Tree）
E.point-to-multipoint EVC （E-Tree）

多项选择题WhichthreestatementsaboutMPLStrafficengineering（MPLSTE）aretrue？（）

A.MPLS TE supports admission control
B.MPLS TE tunnel traffic is a link attribute to compute the TE tunnel path
C.MPLS TE uses BGP extension to advertise link attributes
D.MPLS TE provides protection capability
E.MPLS TE uses RSVP to establish LSP