{
  "r1-eth0":{
    "name":"r1-eth0",
    "state":"up",
    "address":"192.168.100.1",
    "flagMulticast":true,
    "flagBroadcast":true,
    "lanDelayEnabled":true,
    "239.100.0.255":{
      "*":{
        "source":"*",
        "group":"239.100.0.255",
        "upTime":"--:--:--",
        "expire":"--:--",
        "prune":"--:--",
        "channelJoinName":"NOINFO",
        "protocolIgmp":1
      }
    }
  }
}