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

Forum Discussion

chris_connell_1's avatar
chris_connell_1
Icon for Nimbostratus rankNimbostratus
Dec 21, 2010

Floating self IP and virtual IP using same address.

Hi     A client is sending wap traffic to a virtual server (destination IP for the request is the virtual address defined on the F5 virtual server). This is not working in that I cannot see any ...
config
design
hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
Dec 21, 2010
Yes, it can work, but it's not generally a good idea as you're limited to which ports can be accessed as a self IP versus a virtual server IP. I'd look at the SNAT setting on the VS/routing if the pool is up, but no connections to the pool.

 

 

 

SOL8849: Configuring a virtual server to use the same IP address as a self IP

 

http://support.f5.com/kb/en-us/solutions/public/8000/800/sol8849.html

 

 

It is possible to configure a virtual server destination IP address and a self IP to use the same IP address.

 

 

Important: If you configure the BIG-IP web server and a virtual server to use the same self IP address, the virtual server will take precedence and process connections to the address.

 

 

 

Aaron