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

Forum Discussion

AhmedGalal219_3's avatar
AhmedGalal219_3
Icon for Nimbostratus rankNimbostratus
Oct 16, 2018

Device failed over to standby box

dears,   suddenly i found that my F5 failed over to standby box and when i searched the logs i found the foolowing logs before failover:-   NoticeBIGIPHQExternal notice apmd[11146]: 01490260...
application delivery
LTM
youssef1's avatar
youssef1
Icon for Cumulonimbus rankCumulonimbus
Oct 16, 2018

Hi,

Can you provide use logs before:

NoticeBIGIPHQExternal notice apmd[11146]: 01490260:5: Device HA state transitioned from ACTIVE to STANDBY

that's what happened before that can help us. And let us know what happened.

regards