https://bugs.winehq.org/show_bug.cgi?id=44661
--- Comment #6 from Rosanne DiMesio dimesio@earthlink.net --- (In reply to Zebediah Figura from comment #5)
In particular this seems to me like the kind of thing that should be solved on a different layer, for example, with Linux' network namespaces.
I think that's probably too difficult for most users to configure.