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Network Security FAQ Remote Access
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www.ConfigRouter.com NetworkSecurityFAQ:RemoteAccess Q1.WhatdoesAAAstandfor,andwhatisitsfunction? Answer:AAAstandsforauthentication,authorization,andaccountingandprovidessecurityto CiscoIOSroutersandnetworkdevices. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q2.Whatisauthenticationusedfor? Answer:Byrequiringtheuser’susernameandpassword,authenticationenablesadministrators toidentifywhocanconnecttoarouter. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q3.Whatisauthorizationusedfor? Answer:Authorizationallowsadministratorstocontrolthelevelofaccessusershaveafterthey havesuccessfullygainedaccesstoadevice. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q4.Whatisaccountingusedfor? Answer:Accountingallowsadministratorstocollectinformationaboutusers.Morespecifically, administratorscantrackwhichuserloggedintowhichrouter,whichCiscoIOScommandsa userissued,andhowmanybytesweretransferredduringauser’ssession. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q5.WhatarethethreetypesofauthenticationserverssupportedbyCiscoIOS? http://www.configrouter.com/network-security-faq-remote-access-7477/ Answer:ThethreetypesofauthenticationserverssupportedbyCiscoIOSareTACACS+, RADIUS,andKerberos. http://www.configrouter.com/network-security-faq-remote-access-7477/ https://configrouternotes.blogspot.in https://configrouter.tumblr.com/ https://in.pinterest.com/phaniconfig/ccna-online-training/
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www.ConfigRouter.com https://www.youtube.com/watch?v=C3SdnXLAA7M&list=PL9UP_4zHScPy8PX3z55iFF0rW66n- 1PDf Q6.ListthreecharacteristicsoftheTACACS+protocol. Answer:ThreecharacteristicsoftheTACACS+protocolareasfollows: Packetssentbetweenclient/serverareTCP. TCPportis49. Thereispacketencryption. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q7.ListthreecharacteristicsoftheRADIUSprotocol. Answer:ThreecharacteristicsoftheRADIUSprotocolareasfollows: Packetssentbetweenclient/serverareUDP. UDPportis1812. Thereispasswordencryption. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q8.WhatCiscoIOScommandisusedtoenableAAAonarouter? Answer:TheCiscoIOScommandtoenableAAAonaCiscoIOSdeviceisaaanew-model. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q9.WhatistheCiscoIOSlock-and-keyfeature? Answer:Thelock-and-keyfeatureusesdynamicaccessliststocreatespecific,temporary openingsinthenetworkinresponsetoauser’ssuccessfulauthentication. http://www.configrouter.com/network-security-faq-remote-access-7477/ Q10.Giveanexampleoftwo-factoridentification. Answer:Oneexampleoftwo-factoridentificationisasfollows:Whenretrievingmoneyfroman accountatanATM,acustomerneedsbothaPINnumberandthemagnetic-stripcard. http://www.configrouter.com/network-security-faq-remote-access-7477/