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Forum Discussion

Emil_T's avatar
Emil_T
Icon for Cirrus rankCirrus
Aug 06, 2025

HTTP Profile troubleshoot

HTTP profile is enforcing RFC. How can I see logs of the exact violation and block?  For example, if a RST sent due to RFC violation, I could activate BIG-IP system to log TCP RST packets (https://m...
after upgrade
http profile
Emil_Tr's avatar
Emil_Tr
Icon for Altocumulus rankAltocumulus
Aug 07, 2025

Currently, the system does not provide granular logging for the specific reason behind each RFC violation. To determine the exact cause of a reset, you would need to capture the HTTP traffic using a tool like tcpdump and analyze the packet capture to identify the malformed or non-compliant part of the HTTP message.

  • Tofunmi's avatar
    Tofunmi
    Icon for MVP rankMVP
    Aug 07, 2025

    Precisely!