docker network create --opt encrpted --driver overlay my-encrypted-net
docker service create -d --name mynginx-encryp --network my-encrypted-net --replicas 3 nginx
docker service create -d --name mybusybox-encryp --network my-encrypted-net radial/busyboxplus:curl sleep 3600
docker container exec -it mybusybox-encryp /bin/sh
curl mynginx-encryp:80