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

Forum Discussion

stevehuffy's avatar
stevehuffy
Icon for Nimbostratus rankNimbostratus
Apr 20, 2015

Problem with output of E-Tag in iRule

Trying to output an E-Tag, the output does not match the input and I can't figure out how to do it. Looks like it should be easy, but have spent too much time on it, so asking here. My simple iRule...
application delivery
devops
irules
nitass's avatar
nitass
Icon for Employee rankEmployee
Apr 20, 2015

just wondering if we can use simple tcl string.

 config

root@(ve11c)(cfg-sync In Sync)(Active)(/Common)(tmos) list ltm rule qux
ltm rule qux {
    when HTTP_REQUEST {
  log local0. "test header- [string map {\\ ""} [HTTP::header values X-Test]]"
}
}

 /var/log/ltm
Apr 21 12:41:41 ve11c info tmm1[5649]: Rule /Common/qux : test header- W/"test"