Configure the F5 BIG-IP as an Explicit Forward Web Proxy Using LTM
In a previous article, I provided a guide on using F5's Access Policy Manager (APM) and Secure Web Gateway (SWG) to provide forward web proxy services. While that guide was for organizations that are...
Updated Dec 08, 2022
Version 2.0
, I cannot be sure about your configuration without seeing it but I can tell you I have deployed this using v13, v14, and v15. I have customers currently running this on v13 and v14. The biggest issue my customers faced was understanding how and what self IP was being used to perform the resolution. They each experienced the same issue you did regarding the inability to resolve but after validating the external self IP being used, it began functioning as expected. Some created default routes to use the external self IP. I am sorry you are unable to get this functioning. I would definitely recommend opening a ticket with F5 support to determine why resolution is not occurring.