Comment 2 for bug 1687833

Multicast address has not been withdrawn by QFX.

  name_ = "06304b58-128a-48b1-8d97-3d46bf93c776",
  device_name_ = "vdc-vcf-l1",
  physical_switch_ = (boost::intrusive_ptr<KSyncEntry>) 0x7f2d50b2e4c0,
  local_mac_ref_ = (boost::intrusive_ptr<KSyncEntry>) 0x7f2d50fcc380,
  pl_create_ref_ = (boost::intrusive_ptr<KSyncEntry>) 0x0,
  vxlan_id_ = 21056,
  mcast_local_row_list_ = std::set with 1 elements = {
    [0] = 0x7f2d4e09bea0
  },

For tracking in gdb, use:
p (('OVSDB::LogicalSwitchEntry' *) 0x7f2d50fcc380)->vxlan_id_
p ((‘OVSDB::LogicalSwitchEntry' *) 0x7f2d50fcc380)->vxlan_id_

VN holding vrf reference: $20 = (VnEntry *) 0x7f2d6beb0290