Mine

cluster {
  name = "GC_Storage"
  owner = "NHGRI.NIH.GOV"
  latlong = "unspecified"
  url = "http://saturn.nhgri.nih.gov/"
}
udp_send_channel {
  host = z006
  port = 8647
}
udp_send_channel {
  host = z009
  port = 8647
}

/* You can specify as many udp_recv_channels as you like as well. */
udp_recv_channel {
  port = 8647
}

/* 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
}