
6.4.2 Register17: Pin & EEPROM Register for VLAN 
RTL8305SB 
2002/04/09 
29
Rev.1.0
Reg.bit 
17.15~17.6 
Reserved 
 17.5 
 Name 
 Description 
 Disable VLAN: 
 1: Disable VLAN  
 0: Enable VLAN 
 Disable Tag Aware: 
 1: Disable the 802.1Q tagged-VID Aware function. The 
RTL8305SB will not check the tagged VID of received frame to 
do the VLAN classification. The RTL8305SB will always use 
Port Based VLAN mapping.  
 0: Enable the Member Set Filtering function of VLAN Ingress 
Rule. The RTL8305SB will check the tagged VID of received 
frame to do the VLAN classification. The RTL8305SB will use 
tagged-VID VLAN mapping for tagged frame and will use Port 
Based VLAN mapping for untagged and priority-tagged frame. 
 Disable Member Set Filtering: 
 1: Disable the Member Set Filtering function of VLAN 
Ingress Rule. The RTL8305SB will not discard any frames 
associated with a VLAN for which that port is not in the 
member set. 
 0: Enable the Member Set Filtering function of VLAN Ingress 
Rule. The RTL8305SB will discard any frames associated with 
a VLAN for which that port is not in the member set. 
 Disable Tag Admit Control: Acceptable Frame Type: 
 1: Disable Tag Admit Control: Acceptable Frame Type is 
“Admit All”. The RTL8305SB will receive all frames. 
 0: Enable Tag Admit Control: Acceptable Frame Type is 
“Admit All Tagged”. The RTL8305SB will receive only the 
VLAN-tagged frame and drop all other untagged frames and 
priority tagged (VID=0) frame. 
 Disable Leaky VLAN: 
 1: Disable to forward unicast frames to other VLAN.  
 0: Enable to forward unicast frames to other VLAN.  
 Mode 
 RW 
 RW 
Default 
1111 1111 11 
1 
DisVLAN 
 17.4 
DisTagAware 
 RW 
1 
 17.3 
DisMemFilter 
 RW 
1 
 17.2 
DisTagAdmitCtrl 
 RW 
1 
 17.1 
DisLeaky 
 Broadcast and multicast frames adhere to the VLAN 
configuration. 
 Disable ARP Broadcast to all VLAN: 
 1: Disable to broadcast the ARP broadcast packet to all 
VLANs.  
 0: Enable to broadcast the ARP broadcast packet to all 
VLANs. 
 RW 
1 
 17.0 
DisARP 
 ARP broadcast frame: DID is all F. 
 RW 
1