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Wasfi_Bounni's avatar
Wasfi_Bounni
Icon for Cirrocumulus rankCirrocumulus
May 12, 2021
Solved

How can I remove an X-Forwarded-For header from a malformed http datagram?

Hi;   I have a device "before the F5" that inserts an X-Forwarded-For (XFF) header into a http datagram. The datagram is originated from a user's browser set to point explicitly at a proxy, thus ...
application delivery
LTM
  • Nikoolayy1's avatar
    Nikoolayy1
    May 12, 2021

    Why don't you try "HTTP::header remove <name>"?

     

    https://clouddocs.f5.com/api/irules/HTTP__header.html

     

     

     

    Still you may also look at /var/log/ltm and disable the "Enforcement" option in the http profile:

     

    https://support.f5.com/csp/article/K40243113

     

     

     

     

    Also just in case check the error message in the bug tracker:

     

    https://support.f5.com/csp/bug-tracker?sf189923893=1

Nikoolayy1's avatar
Nikoolayy1
Icon for MVP rankMVP
May 12, 2021

Why don't you try "HTTP::header remove <name>"?

 

https://clouddocs.f5.com/api/irules/HTTP__header.html

 

 

 

Still you may also look at /var/log/ltm and disable the "Enforcement" option in the http profile:

 

https://support.f5.com/csp/article/K40243113

 

 

 

 

Also just in case check the error message in the bug tracker:

 

https://support.f5.com/csp/bug-tracker?sf189923893=1