// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is the list of ClusterCIDRs.
  repeated ClusterCIDR items = 2;
}

// ClusterCIDRSpec defines the desired state of ClusterCIDR.
message ClusterCIDRSpec {
  // nodeSelector defines which nodes the config is applicable to.

  * Fix problems with >2 security groups
* GCP:
  * Enable using gcr.io as a Docker registry mirror.
  * Make bigger master root disks in GCE for large clusters.
  * Change default clusterCIDRs from /16 to /14 allowing 1000 Node clusters by default.
  * Allow Debian Jessie on GCE.
  * Node problem detector addon pod detects and reports kernel deadlocks.
* OpenStack
  * Provider added.
* VSphere:

- Introduced NodeIPAM support for multiple ClusterCIDRs ([#2593](https://github.com/kubernetes/enhancements/issues/2593)) as an alpha feature.