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

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InfoSec_38553's avatar
InfoSec_38553
Icon for Nimbostratus rankNimbostratus
Feb 12, 2012

Removing Server Header from F5 Response

Hi all,     I have irule block specific request. The F5 response include this header:   Server: BigIP     How I can remove this header from F5 response.     Note: This F5 response...
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hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
Feb 13, 2012
If you're using HTTP::respond to generate the response, you can use the noserver flag to prevent LTM from inserting the Server: BigIP header:

 

 

http://devcentral.f5.com/wiki/iRules.http__respond.ashx

 

Note: The noserver flag was added in 9.4.2. It suppresses the insertion of the 'Server: BigIP' header. The noserver flag must be included before the content (if any).

 

 

Aaron