Examine the following options ，when editing global IPS settings， which one determines if the IOS- basedIPS feature will drop or permit traffic for a particular IPS signature engine while a new signature for thatengine is being compiled？（）

单项选择题AsacandidateforCCNAexamination，whenyouarefamiliarwiththebasiccommands，ifyouinputthecommand enablesecretlevel5password intheglobalmode，whatdoesitindicate？（）

A.Set the enable secret command to privilege level 5
B.The enable secret password is hashed using MD5
C.The enable secret password is for accessing exec privilege level 5
D.The enable secret password is hashed using SHA
E.The enable secret password is encrypted using Cisco proprietary level 5 encryption

单项选择题Youworkasanetworkengineer，doyouknowanIPsectunnelisnegotiatedwithintheprotectionofwhichtypeoftunnel？（）

A.L2F tunnel
B.L2TP tunnel
C.GRE tunnel
D.ISAKMP tunnel

单项选择题Forthefollowingitems，whichmanagementtopologykeepsmanagementtrafficisolatedfromActualTests.comproductiontraffic？（）

A.OTP
B.OOB
C.SAFE
D.MARS

单项选择题Whichdescriptionaboutasymmetricencryptionalgorithmsiscorrect？（）

A.They use the same key for encryption and decryption of data.
B.They use different keys for decryption but the same key for encryption of data.
C.They use different keys for encryption and decryption of data.
D.They use the same key for decryption but different keys for encryption of data.

单项选择题Forthefollowingitems，whichonecanbeusedtoauthenticatetheIPsecpeersduringIKEPhase1？（）

A.pre-shared key
B.integrity check value
C.XAUTH
D.Diffie-Hellman Nonce