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

Forum Discussion

RobertO09's avatar
RobertO09
Icon for Nimbostratus rankNimbostratus
Sep 26, 2025

Need F5 iRules Consultant - HTTP Header Manipulation Issues

Looking for help with F5 BIG-IP iRules development for custom HTTP header processing. We're trying to modify incoming request headers based on client IP geolocation, but the iRule is causing connecti...
application delivery
deployment
Paulius's avatar
Paulius
Icon for MVP rankMVP
Sep 28, 2025

Can you provide the iRule as well as any irule log errors on the F5 or HTTP status codes or HTTP errors on the client side?