Bug ID 447303: Portal Access Split Tunneling: incomplete URLs are handled according to rewrite / bypass lists

Last Modified: Nov 22, 2021

Bug Tracker

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

Known Affected Versions:
11.3.0, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 11.6.1 HF2, 11.6.2, 11.6.2 HF1, 11.6.3,,,,, 11.6.4, 11.6.5,,,

Fixed In:

Opened: Feb 05, 2014
Severity: 4-Minor
Related AskF5 Article:


Incomplete URLs are not taking into account matching rewrite / bypass lists in Split Tunneling mode.


Incomplete URLs are rewritten in spite of actual bypass list. This may make these URLs invalid or non-functional.


- Bypass list that includes 'http://example.com*: any request to matching URLs should not be rewritten. - HTML page with the following URL: <a href='//example.com/'>Link should not be rewritten</a>


Use an iRule to correct erroneously rewritten URLs.

Fix Information

Now rewrite / bypass lists are used correctly for incomplete URLs.

Behavior Change

Split Tunneling configuration with non-empty bypass list now requires a non-empty rewrite list as well. For instance, you must add a wildcard rule to the rewrite list: bypass list: "http://example.com*' rewrite list: "http://* https://*"