When using Network Load Balancer (TCP/SSL) with GCP If you look at Session affinity, there is a Client Source IP. At first, I thought the function was to remove the XFF header and see the original USER IP
https://i.stack.imgur.com/oH8c5.png
https://i.stack.imgur.com/onCCY.png
https://i.stack.imgur.com/Qa3NZ.png
Looking at the explanation, I don't think it's right. I want to understand that, but it doesn't exist in Google Docs. I want to know about that part.
https://developer.mozilla.org/ko/docs/Web/HTTP/Headers/X-Forwarded-For I thought it was that part I don't know because there's no clear explanation..