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

Forum Discussion

rickylev_247499's avatar
rickylev_247499
Icon for Nimbostratus rankNimbostratus
Mar 13, 2019

Solved - Remove Route Domain from iRule output

Hello, I have a test VIP that i've added an iRule to insert a custom header with the client IP, similarly to an X-Forwarded-For header (but with a custom name). The issue i'm running into is that the...
application delivery
irules
LTM
Michael_Saleem's avatar
Michael_Saleem
Icon for MVP rankMVP
Mar 13, 2019

You can use the 

getfield
command to strip out the route domain ID appended to the client IP:

when HTTP_REQUEST {
    HTTP::header insert CLIENTIP [getfield [IP::client_addr] "%" 1]
}