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

Forum Discussion

tbeach_322093's avatar
tbeach_322093
Icon for Nimbostratus rankNimbostratus
7 years ago

Logs filling up as side effect of NAC iRule.

We added the an irule (found on DevCentral) when we enabled NAC. The irule works though we get the unwanted side effect of the logs completely filling up with the error:   " TCL error: /MLB-RSC-AA...
application delivery
big-ip
devops
irules
Lee_Sutcliffe's avatar
Lee_Sutcliffe
Icon for Nacreous rankNacreous
7 years ago

Your logs are filling up with TCL errors as somewhere in your iRule you've either not set $1 correctly or some part of your code is not executing.

If you could share the iRule you have applied on your virtual server, ideally formatting it correctly it would be easier to spot where it's going wrong.