Bug ID 452387: HTTP::header is_redirect fails to work correctly

Last Modified: Oct 06, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
11.2.1, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4

Fixed In:
11.6.0, 11.5.1 HF5

Opened: Mar 14, 2014
Severity: 1-Blocking
Related AskF5 Article:


HTTP::header is_redirect fails to work correctly. A log message is generated: TCL error: /Common/redirect-log-302 <HTTP_RESPONSE> - Operation not supported (line 5) invoked from within "HTTP::header is_redirect" and the command causes a TCL error


The irule command fails to work


Any execution of HTTP::header is_redirect


Use HTTP::header status to check for status codes that are redirects.

Fix Information

HTTP::header is_redirect now works correctly again.

Behavior Change