KTI Networks KGS-0865 Installation Manual page 35

Ingress Filtering
Frame Type
on the Ingress port's port type. The outer tag is referred if exists.
The rule is:
Received packet type
Untagged
Priority tagged (VID=0)
C-tagged & S-tagged
Other tagged
Default Tag = TPID 0x8100 + PVID
Received packet type
Untagged
Priority tagged (VID=0)
C-tagged & S-tagged
Other tagged
The classified VID is used as index for VLAN table look up.
Received packet type
Untagged
Priority tagged (VID=0)
C-tagged & S-tagged
Other tagged
The outer tag is removed if two VLAN tags exist in the frame.
Check to enable VLAN member checking for the ingress port.
The received packet is dropped if the ingress port is not in the members of the
classified VLAN.
The accepted packet type; others are dropped.
Classified Tag
Unaware
Default Tag
Default Tag
Default Tag
Default Tag
Classified VID
Unaware
PVID
PVID
PVID
PVID
Tag Removal
Unaware
No
No
No
No
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C-port
Default Tag
Default Tag
Packet's Tag
Default Tag
C-port
PVID
PVID
Packet's VID
PVID
C-port
No
No
Tag removed
No