https://rancher.com
https://rancher.com/learn-the-basics

http://docs.rancher.com/os/
http://docs.rancher.com/rancher/v1.5/en/
http://docs.rancher.com/os/quick-start-guide/

http://www.opennet.ru/opennews/art.shtml?num=46370

custer connect
https://submariner.io/
https://github.com/rancher/submariner