lan9311 Standard Microsystems Corp., lan9311 Datasheet - Page 80

• Manufacturer Part Number: lan9311
• Description: Lan9311/lan9311i Two Port 10/100 Managed Ethernet Switch With 16-bit Non-pci Cpu Interface
• Manufacturer: Standard Microsystems Corp.

Revision 1.2 (04-08-08)
Priority = Default Priority
Priority = Default Priority
VID = Default VID
VID = Default VID
[ingress_port]
[egress_port]
[ingress_port]
[ingress_port]
Non-tagged
Default VID
[egress_port]
[egress_port]
Insert Tag
Un-tag Bit
Modify Tag
Add Tag
Y
N
Y
Hybrid tagging is summarized in
The default VLAN ID and priority of each port may be configured via the following registers:
Change Priority
[egress_port]
N
Y
Buffer Manager Port 0 Default VLAN ID and Priority Register (BM_VLAN_MII)
Buffer Manager Port 1 Default VLAN ID and Priority Register (BM_VLAN_1)
Buffer Manager Port 2 Default VLAN ID and Priority Register (BM_VLAN_2)
Send Packet Untouched
Priority = Unchanged
VID = Default VID
[egress_port]
Modify Tag
N
Y
Figure 6.9 Hybrid Port Tagging and Un-tagging
Change VLAN ID
Normal Tagged
Received VID
[egress_port]
[egress_port]
Change Tag
Un-tag Bit
N
Y
Priority = Default Priority
Priority = Default Priority
VID = Unchanged
VID = Default VID
Priority Tagged
Change Priority
[egress_port]
[ingress_port]
[ingress_port]
[ingress_port]
[egress_port]
Modify Tag
N
N
Default VID
Modify Tag
Y
Un-tag Bit
Figure
N
Y
Y
DATASHEET
Change Priority
[egress_port]
Receive Tag
Y
N
6.9.
Type
80
Send Packet Untouched
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Priority = Unchanged
VID = Default VID
[ingress_port]
Modify Tag
N
Strip Tag
Strip Tag
SMSC LAN9311/LAN9311i
Special Tagged
Strip Tag
Datasheet