services:
- name: forward-tcp
  addr: :8000
  handler:
    type: tcp
    metadata:
      sniffing: true
      sniffing.timeout: 2s
  listener:
    type: tcp
  forwarder:
    nodes:
    - name: echo-http
      addr: tcp-echo:5678
      protocol: http
    - name: echo-tls
      addr: tcp-echo:1
      protocol: tls