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docker run -d --name container1 --network bridge image1
docker run -d --name container2 --network bridge image2

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version: '3'
services:
  container1:
    image: image1
    networks:
      - bridge
  container2:
    image: image2
    networks:
      - bridge
networks:
  bridge:
    driver: bridge

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docker run -d --name container1 --network host image1
docker run -d --name container2 --network host image2

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version: '3'
services:
  container1:
    image: image1
    networks:
      - host
  container2:
    image: image2
    networks:
      - host
networks:
  host:
    driver: host

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docker swarm init

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docker network create -d overlay my-network

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docker service create --name service1 --network my-network image1
docker service create --name service2 --network my-network image2

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