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Thiyagu_343098's avatar
Thiyagu_343098
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Jun 15, 2018

TACACS configuration on F5 LTM

Hello All, I'm working on the TACACS configuration on LTM. I do not want to lockout of my access of LTM because of any issue with TACACS authentication issues after enabling TACACS on LTM.   Could...
application delivery
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LTM
AceDawg_204810's avatar
AceDawg_204810
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To the best of my knowledge, the F5 does not revert to the local user db in the event tacacs or radius servers are offline. The only exception to this rule is the built in admin account.

 

AceDawg_204810's avatar
AceDawg_204810
Icon for Cirrus rankCirrus
Jun 15, 2018

That is the default behavior of the F5. If tacacs or radius have been configured for management authentication, the F5 will use those methods first. Whether the tacacs or radius servers are online or offline, the local admin (GUI) and root (cli) accounts can always be used to access the system.

 

To reset your root password, use the following article. You must have console access to the appliance.

 

https://support.f5.com/csp/article/K13121