下面不是第三代移动通信系统（3G)国际标准的是（)。A．GSM采用窄带TDMAB．GPRS采用扩频技术C．CDMA的

A.在二层唯一确定一台设备

B.是设备在不同的网络中通信

C.区别二层和三层帧

D.确定设备的优先级

E.是同一网络的不同设备可以通信

F.当不知道远程设备的物理地址时可以查询

A.RSTPcannotoperatewithPVST+.

B.RSTPdefinesnewportroles.

C.RSTPdefinesnonewportstates.

D.RSTPisaproprietaryimplementationofIEEE802.1DSTP.

E.RSTPiscompatiblewiththeoriginalIEEE802.1DSTP.

A.It checks the configuration register

B.It attempts to boot from a TFTP server

C.It loads the first image file in flash memory

D.It inspects the configuration file in NVRAM for boot instructions

A.ipv6 host

B.ipv6 unicast-routing

C.ipv6 local

D.ipv6 neighbor

A.Executingpasswordrecoveryisrequired.

B.Thevirtualterminallinesaremisconfigured.

C.UseTelnettoconnecttoRouterAandthentoNewSwitchtocorrecttheerror.

D.PowercycleofNewSwitchwillreturnittoadefaultconfiguration.

A.Itprovidesdynamicneighbordiscovery.

B.Itdetectsunreachableneighborsin90secondintervals.

C.Itmaintainsneighborrelationships.

D.Itnegotiatescorrectnessparametersbetweenneighboringinterfaces.

E.Itusestimerstoelecttherouterwiththefastestlinksasthedesignatedrouter.

F.ItbroadcastshellopacketsthroughouttheinternetworktodiscoverallroutersthatarerunningOSPF

A.aaaconfigurationcommandsandtheSDMBasicFirewallwizard

B.setupexeccommandandtheSDMSecurityAuditwizard

C.autosecureexeccommandandtheSDMOne-StepLockdownwizard

D.CiscoCommonClassificationPolicyLanguageconfigurationcommandsandtheSDMSite-to-SiteVPN

A.Portsecurityisimplementedonthefa0/1interface.

B.MACaddress0000.00aa.aaaadoesnotneedtobelearnedbythisswitch.

C.OnlyMACaddress0000.00aa.aaaacansourceframesonthefa0/1segment.

D.FrameswithaLayer2sourceaddressof0000.00aa.aaaawillbeforwardedoutfa0/1.

E.MACaddress0000.00aa.aaaawillbelistedintheMACaddresstableforinterfacefa0/1only.

A.ConfigureportFa0/1toacceptconnectionsonlyfromthestaticIPaddressoftheserver.

B.EmployaproprietaryconnectortypeonFa0/1thatisincompatiblewithotherhostconnectors.

C.ConfiguretheMACaddressoftheserverasastaticentryassociatedwithportFa0/1.

D.BindtheIPaddressoftheservertoitsMACaddressontheswitchtopreventotherhostsfromspoofingtheserverIPaddress.

E.ConfigureportsecurityonFa0/1torejecttrafficwithasourceMACaddressotherthanthatoftheserver.

F.ConfigureanaccesslistontheswitchtodenyservertrafficfromenteringanyportotherthanFa0/1.

A.takesafixed-lengthmessageandproducesa128-bitmessagedigest

B.takesavariable-lengthmessageandproducesa168-bitmessagedigest

C.takesamessagelessthan2^64bitsasinputandproducesa160-bitmessagedigest

D.takesavariable-lengthmessageandproducesa128-bitmessagedigestActualTests.com