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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
Revision 1.4 (08-19-08) 388 SMSC LAN9311/LAN9311i
DATASHEET
14.5.3.18 Switch Engine Admit Only VLAN Register (SWE_ADMT_ONLY_VLAN)
This register is used to configure the per port ingress rule for allowing only VLAN tagged packets.
Register #: 1842h Size: 32 bits
BITS DESCRIPTION TYPE DEFAULT
31:3 RESERVED RO -
2:0
Admit Only VLAN
When set, untagged and priority tagged packets are filtered.
The VLAN Enable bit in the Switch Engine Global Ingress Configuration
Register (SWE_GLOBAL_INGRSS_CFG) needs to be set for these bits to
have an affect.
There is one enable bit per ingress port. Bits 2,1,0 correspond to switch
ports 2,1,0 respectively.
R/W 000b