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

Forum Discussion

Tom_Schaefer's avatar
Tom_Schaefer
Icon for Cirrus rankCirrus
Nov 16, 2020

Running old iRules after an upgrade

We updated to a newer version of 14 and noticed something which has me questioning my sanity. I have an iRule that acts like a DNS proxy to internal servers. I noticed this morning it was returning a...
application delivery
irules
PeteWhite's avatar
PeteWhite
Icon for Employee rankEmployee
Nov 18, 2020

iRules are compiled into bytecode and run by tmm, they are cached and this is updated when they are changed and saved