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

Forum Discussion

Simon_Ferrett_8's avatar
Simon_Ferrett_8
Icon for Nimbostratus rankNimbostratus
Jun 19, 2008

LB::reselect not valid in LB_SELECTED context?

Hi,     I'm trying to have an iRule that sets a HTTP header in the request which contains the host:port of the selected server that the request would be sent to, and then send the request t...
application delivery
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spark_86682's avatar
spark_86682
Historic F5 Account
Jun 26, 2008
Yes, you're definitely on an old revision. LB::reselect is available in LB_SELECTED starting in v9.2.0. I would recommend upgrading to the latest 9.3.x release (9.3.1, IIRC).