Relaxed limitation on header name for Client IP resolution The client IP can now be resolved from any header, not just the X-Forwarded-For header

## Change Change **Relaxed limitation on header name for Client IP resolution** The client IP can now be resolved from any header, not just the `X-Forwarded-For` header. The most common headers are `X-Forwarded-For` or `True-Client-Ip`. For more information, see [Client IP resolution](https://cloud.google.com/apigee/docs/api-platform/system-administration/client-ip-resolution).