Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

Sergio000_19532's avatar
Sergio000_19532
Icon for Nimbostratus rankNimbostratus
Mar 27, 2018

HA order of precedence

Hi, community,   I have a doubt which is the order of precedence for failover. Because If I set various failover methods would will the one with the high preference, for example, if I configure VL...
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jaikumar_f5's avatar
jaikumar_f5
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Mar 27, 2018

As far as I know, there is no precedence for a HA pair. It all depends on the HA table that is configured. But for HA Group, there is a score concept for failover.

W.r.t to question if VLAN failsafe, HA group and network failover which one will take precedence ?

The answer is, even if any of this fails, the failover will take place. It does not matter which goes out first. 

tmsh show /sys ha-status

If you go to the HA table, you will see an action inline to every features (VLAN failsafe,nic-failsafe,switchboard-failsafe etc...)

You can refer article to know more about failover events.

For HA-Group failover events doc.