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

Forum Discussion

Greg_Burch's avatar
Greg_Burch
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Jul 19, 2012

Defining "loopback" address on F5

I have an LTM pair that is only physically connected to an internal VLAN. Externally-accessible virtual servers have their own IP space that is static-routed to the non-internet-routable physical addr...
config
design
Greg_Burch's avatar
Greg_Burch
Icon for Nimbostratus rankNimbostratus
Jul 19, 2012
The problem with that, though, is wouldn't the F5 then source monitoring checks from those self-IPs in addition to the 10.x.x.1 and 10.x.x.2 IPs? That would likely cause issues...