PCF=B_0x0
Packet filtering control register
| PR | Promiscuous Mode  |  
| HUC | Hash Unicast  |  
| HMC | Hash Multicast  |  
| DAIF | DA Inverse Filtering  |  
| PM | Pass All Multicast  |  
| DBF | Disable Broadcast Packets  |  
| PCF | Pass Control Packets 0 (B_0x0): The MAC filters all control packets from reaching the application. 1 (B_0x1): The MAC forwards all control packets except Pause packets to the application even if they fail the Address filter. 2 (B_0x2): The MAC forwards all control packets to the application even if they fail the Address filter. 3 (B_0x3): The MAC forwards the control packets that pass the Address filter.  |  
| SAIF | SA Inverse Filtering  |  
| SAF | Source Address Filter Enable  |  
| HPF | Hash or Perfect Filter  |  
| VTFE | VLAN Tag Filter Enable  |  
| IPFE | Layer 3 and Layer 4 Filter Enable  |  
| DNTU | Drop Non-TCP/UDP over IP Packets  |  
| RA | Receive All  |