LM_STATUS LM_MulticastAdd (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMcAddress);
LM_STATUS LM_MulticastDel (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMcAddress);
LM_STATUS LM_MulticastClear (PLM_DEVICE_BLOCK pDevice);
LM_STATUS LM_MulticastAdd (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMcAddress);
LM_STATUS LM_MulticastDel (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMcAddress);
LM_STATUS LM_MulticastClear (PLM_DEVICE_BLOCK pDevice);