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

Forum Discussion

wpwhite_113613's avatar
wpwhite_113613
Icon for Nimbostratus rankNimbostratus
Apr 09, 2010

Newbie Question on Inserting Source IP Address in a Cookie

I have a couple of 6900s in a HA pair running version 10.1.0. The 6900s are connected in a "one-armed" mode. I have had a sysadmin request the following from me:     He would like to have the ...
config
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hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
Apr 12, 2010
As Matt suggests, it's more common to use the XFF header value. If you did want to use a cookie, you could use something like this: 


when HTTP_REQUEST {
    Insert a cookie named CLIENT_IP with the client IP address as a value
   HTTP::cookie insert name CLIENT_IP value [IP::client_addr]
}

Aaron