The machines manifest is the a list of
Machine objects describing the nodes
of the Kubernetes cluster.
Here is the list of valid fields for
metadata.name- use the
namefield if you want to explicitly name each of your machines.
metadata.labels- a map of (key, value) pairs of labels to assign to the host.
CIDR format: a network address followed by a slash
/ and a bit
count. Example: 192.168.2.0/24 - the network part of the address is
24 bits long, leaving 8 bits for host addresses.