Oisteink, 2 years ago to piracy in How to route transmission through Mullvad?

You might want your program and the vpn interface to be in a separate namespace? Somewhat opposite this: www.wireguard.com/netns/#the-new-namespace-soluti…

You don’t want all traffic routed, you want only this one app. More info here: linuxhint.com/use-linux-network-namespace/