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

Forum Discussion

Peter__Chan_109's avatar
Peter__Chan_109
Icon for Nimbostratus rankNimbostratus
Sep 30, 2005

Rules convert problem from 4.5.12 to v9

Hi folks,   Could anyone please help figure out my problem to convert a rule from v4.5.12 to v9? I'm using the OTCU conversion during an upgrade from v4.5.12 to v9.1 but it always show syntax error...
application delivery
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JRahm's avatar
JRahm
Icon for Admin rankAdmin
Sep 30, 2005
Your first rule might look like this in v9


rule webservice {
when HTTP_REQUEST {
    if {[HTTP::host] eq "www.test.com.hk"} {
       use pool http4_pool
    } else {
       use pool http_pool
    }
 }
}