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Forum Discussion

Christian_Moisa's avatar
Christian_Moisa
Icon for Altocumulus rankAltocumulus
Mar 06, 2019

Downgrade gone wrong

Hello, F5 Hivemind! I recently tried to update to version 14 on our big IP in lab but had problems (licensing issues) and had to downgrade to 13.1.1.4. Now, the device I downgraded lost most of its c...
application delivery
BIG-IP
Dylan_375544's avatar
Dylan_375544
Icon for Cirrocumulus rankCirrocumulus
Mar 06, 2019

It sounds like you might be saying it's in an HA pair. If it is, join it to the group and sync the other (still good device config) over to the mangled one.

 

If not, I imagine you should at least have a UCS backup somewhere... in which case refer to THIS article.

 

Hope that helps! If it does, please up-vote and select this answer, it would be greatly appreciated!

 

-Dylan

 

Dylan_375544's avatar
Dylan_375544
Icon for Cirrocumulus rankCirrocumulus
Mar 06, 2019

Well yes, if you don't have a UCS backup you will have to manually configure the interfaces, VLANs, DNS, NTP, and basic HA stuff to rejoin the group. After that at least syncing the group will get you all your main config back (VIPs, Pools etc.)