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

Forum Discussion

samson_wick_203's avatar
samson_wick_203
Icon for Nimbostratus rankNimbostratus
Sep 22, 2015

How to change LTM behavior when a virtual server is offline but enabled

When a node is marked offline the F5 answers differently when administratively offline than when offline due to a monitor. In the example below "VS 1" is offline because of a monitor, and "VS 2" is...
application delivery
availability
deployment
LTM
monitor
Walter_Kacynski's avatar
Walter_Kacynski
Icon for Cirrostratus rankCirrostratus
Sep 22, 2015

In VS1, the virtual is sending a TCP CLOSE and in VS2 the virtual is sending a TCP RST. Either situation results in a terminated connection from the client perspective. Why do you need to change the default behavior?