No push of VPN provided DNS Servers an search-domains to resolv.conf when using NetworkManager Reproducible: Always Steps to Reproduce: 1. Start VPN with NetworkManager 2. Check /etc/resolv/conf Actual Results: Lost all DNS entires, nameserver only knew 127.0.0.1 Expected Results: Nameservers which had been pushed with the VPN should be there https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1726124 https://github.com/systemd/systemd/issues/5755 https://github.com/systemd/systemd/issues/7182
Seems like you could just bypass resolved to work around this issue.