Mullvad Proxy-VMs suddenly stop working (except for mozilla.org, redcross.org and wikipedia.org)

[dispuser]

Changing Default MTU for Networking VMs

My network requires a MTU of less than 1500 in order to have a good speed. Every time I restart Qubes, I have a networking VM and a firewall VM that have a MTU of 1500 and I have to manually change this. This is also difficult because there are multiple "vif"s that I need to change which are generated with different semi-random names with every restart (and sometimes even after a restart, after the VMs have booted, if a new connection is made to the VM). I am also using Debian instead of Fedora…