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

Forum Discussion

Yugandhar's avatar
Yugandhar
Icon for Nimbostratus rankNimbostratus
Jun 09, 2018

Reg URL Redirection using IRule

Hi,   Is it possible to redirect a particular HTTP request to a particular URL based on the hostname and all other HTTP requests for that VIP to another URL using the following iRule.   when H...
application delivery
big-ip
irules
Niels_van_Sluis's avatar
Niels_van_Sluis
Icon for MVP rankMVP
Jun 09, 2018

Yes, this is possible. The 

string tolower
function isn't mandatory, but it's probably better to use it so you will catch all upper- and lowercase variations of the hostname.

I see you use semicolons in your iRule. You don't need these.