Someone

cluster {
  name = "GC_Nodes"
  owner = "ME"
  latlong = "unspecified"
  url = "http://saturn/"
}

udp_send_channel {
  mcast_join = 239.2.11.71
  mcast_if = eth1
  port = 8649
}

/* You can specify as many udp_recv_channels as you like as well. */
udp_recv_channel {
  mcast_join = 239.2.11.71
  port = 8649
  bind = 239.2.11.71
}

/* You can specify as many tcp_accept_channels as you like to share
   an xml description of the state of the cluster */
tcp_accept_channel {
  port = 8649
}