[PDF] Controlling Switch Access with Passwords and Privilege Levels

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ControllingSwitchAccesswithPasswordsand

PrivilegeLevels

Privileges

bootmanualswitch: 1 writememory andPrivileges

PreventingUnauthorizedAccess

2

Table1:DefaultPasswordandPrivilegeLevels

DefaultSettingFeature

AdditionalPasswordSecurity

enablepasswordenablesecret enablesecret enablesecretenablepassword

PasswordRecovery

3

TerminalLineTelnetConfiguration

UsernameandPasswordPairs

PrivilegeLevels

PrivilegeLevelsonLines

privilegelevel disable clearline configure 4

TerminalLineTelnetConfiguration

CommandPrivilegeLevels

showiptrafficshow showip

DQGODWHUUHOHDVHV

SDVVZRUGW\SHVPDQXDOO\

Note

SettingorChangingaStaticEnablePassword

Procedure

PurposeCommandorAction

enableStep1

Example:

5

PurposeCommandorAction

configureterminal

Example:

Step2 enablepasswordpassword

Example:

Step3 password a.abc b.Crtl-v c.?123 end

Example:

Step4

Procedure

PurposeCommandorAction

enable

Example:

Step1 6

PurposeCommandorAction

configureterminal

Example:

Step2 Step3 enablepasswordlevellevel unencrypted-passwordencryption-type encrypted-password enablesecretlevellevel unencrypted-passwordencryption-type encrypted-passwordlevel

Example:

unencrypted-password encryption-type enablepassword enablesecret 7

PurposeCommandorAction

Note 8

PurposeCommandorAction

algorithm-type scrypt write memory 9

PurposeCommandorAction

servicepassword-encryption

Example:

Step4 end

Example:

Step5

DisablingPasswordRecovery

Beforeyoubegin

Procedure

PurposeCommandorAction

enableStep1

Example:

configureterminal

Example:

Step2 systemdisablepasswordrecoveryswitchall <1-9> Step3 10

DisablingPasswordRecovery

PurposeCommandorAction

Example:all

<1-9> end

Example:

Step4

Whattodonext

SettingaTelnetPasswordforaTerminalLine

Beforeyoubegin

Procedure

PurposeCommandorAction

enableStep1

Example:

configureterminal

Example:

Step2 linevty098

Example:

Step3 11

SettingaTelnetPasswordforaTerminalLine

PurposeCommandorAction

passwordpasswordStep4

Example:password

end

Example:

Step5

ConfiguringUsernameandPasswordPairs

Procedure

PurposeCommandorAction

enableStep1

Example:

configureterminal

Example:

Step2 usernamenameprivilegelevelpassword encryption-typepassword Step3

Example:name

level 12

ConfiguringUsernameandPasswordPairs

PurposeCommandorAction

encryption-type0 7 6 password username Step4 lineconsole0 linevty098

Example:

end

Example:

Step5

SettingthePrivilegeLevelforaCommand

Procedure

PurposeCommandorAction

enableStep1

Example:

configureterminal

Example:

Step2 13

SettingthePrivilegeLevelforaCommand

PurposeCommandorAction

privilegemodelevellevelcommandStep3

Example:modeconfigure

exec interface line level enable command enablepasswordlevellevelpassword

Example:

Step4 level password end

Example:

Step5

ChangingtheDefaultPrivilegeLevelforLines

Procedure

PurposeCommandorAction

enableStep1

Example:

configureterminal

Example:

Step2 14

ChangingtheDefaultPrivilegeLevelforLines

PurposeCommandorAction

linevtyline

Example:

Step3 privilegeexeclevellevelStep4

Example:level

enable end

Example:

Step5

Whattodonext

privilegelevel disable

LoggingintoandExitingaPrivilegeLevel

Procedure

PurposeCommandorAction

enablelevelStep1

Example:

level disablelevelStep2

Example:

level 15

LoggingintoandExitingaPrivilegeLevel

ConfiguringanEncryptedPresharedKey

Procedure

PurposeCommandorAction

enableStep1

Example:

configureterminal

Example:

Step2 keyconfig-keypassword-encrypttext

Example:

Step3 Enter passwordencryptionaes

Example:

Step4 end

Example:

Step5 16

ConfiguringanEncryptedPresharedKey

InformationCommand

showprivilege andPrivilegeLevels l1u2c3k4y5 $9$sMLBsTFXLnnHTk$0L82 let45me67in89 configureSecretPswd14 17 andPrivileges

FeatureInformationFeatureRelease

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