instances:
  - name: es01
    dns:
      - es01 
      - tt-test-01
    ip:
      - 127.0.0.1

  - name: es02
    dns:
      - es02
      - tt-test-01
    ip:
      - 127.0.0.1
  
  - name: es03
    dns:
      - es03
      - tt-test-01
    ip:
      - 127.0.0.1