consul/test/integration/connect/envoy/case-ingress-gateway-simple/config_entries.hcl

config_entries {
  bootstrap {
    kind = "ingress-gateway"
    name = "ingress-gateway"

    listeners = [
      {
        port     = 9999
        protocol = "tcp"
        services = [
          {
            name = "s1"
          }
        ]
      }
    ]
  }
}