consul: image: consul:1.6.2 ports: - 8500:8500 command: "agent -server -bootstrap -ui -client 0.0.0.0" consul-agent: image: consul:1.6.2 ports: - 8501:8500 command: "agent -retry-join consul -client 0.0.0.0" links: - consul whoami1: image: containous/whoami:v1.3.0 hostname: whoami1 whoami2: image: containous/whoami:v1.3.0 hostname: whoami2 whoami3: image: containous/whoami:v1.3.0 hostname: whoami3 whoamitcp: image: containous/whoamitcp hostname: whoamitcp