1. tailscale

inst-tailscale

2. advanced mode

admin -> advanced mode

3. token

Tip in progress
ha-mariadb -s srv002.d01.net -d hadb004

4. rsync

ha-rsync -h d01kvm010 -s kvm010.d01.net -p /backup/ha/srv004/

5. backup

source /bin/cid-functions
cid_add_line /bin/cid-hourly /bin/ha-backup