Preventing non-Tor connections

[BEBF738VD]

Huawei usb modem does not connect

This might be slightly OT but I’m posting it just because you’ve mentioned it… I’ve been using this setup pretty much since I started using Qubes, without an issue: sys-whonix > sys-corridor > sys-firewall > sys-net

Read more about corridor here: Using corridor, a Tor traffic whitelisting gateway with Whonix ™