After=$vpn_ser@mail.service
[Install]
-RequiredBy=openvpn-client@mail.service
+RequiredBy=$vpn_ser@mail.service
EOF
ser daemon-reload # not sure this is needed
# davdroid from f-druid.
# login with url and user name
-# username ian,
# url https://cal.iankelling.org
# username ian
# pass, see password manager