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

Forum Discussion

Sunnypro_250536's avatar
Sunnypro_250536
Icon for Nimbostratus rankNimbostratus
Nov 21, 2017

iRule needed.

We have a requirement for configuring a Virtual server on port 443 with client side SSL offloading. There are 3 back-end servers for example 1.1.1.1 ,2.2.2.2 ,3.3.3.3 on ports 7801 and 7802.so the re...
application delivery
LTM
eey0re's avatar
eey0re
Icon for Cirrostratus rankCirrostratus
Nov 21, 2017

Rather than create a pool for the port 5040, create a custom monitor of type TCP Half Open. Leave all the values at defaults except for 

Alias Service Port
which you should set to 5040. Associate this monitor with your pool, and it will monitor port 5040 instead of the pool member's port.

Or, if you're happy for the whole node to be marked down, you could associate this monitor with your three nodes instead of the pool.