| Item | Description |
| VlanId | The VLAN for which this entry contains information. |
| GrpAddr | The IP multicast group address for which this entry contains information. |
| HostAddr | The IP address of a host for which this entry contains information. |
| HostMask | The IP netmask of a host for which this entry contains information. |
| Mode | Used to specify whether the host identified by rcVlanIgmpSnoopAccessHostAddr should be denied IP multicast transmit, receive, or both. |