![](/images/new-backgrounds/1174968/17496845x1.webp)
3.3.2.3 Drop Untag Per Port Setting
Enable - All untagged packets and
Disable - Disable Untagged packet filtering
3.3.2.4 Drop Tag Per Port Setting
Enable - All
untagged packet in this switch. Only untagged packets are admitted. Disable - Disable
3.3.3 Ingress Default Tag Per Port Setting
Each port can be configured with one Ingress Default Tag. This ingress port default tag is used when ingress port is in
When Ingress port default tag is used, it is copied as packet associated Packet Tag Information for VLAN classification. The PVID is used as index to one VLAN group in VLAN group table.
3.3.4 Packet Tag Information
Under VLAN process, every packet is associated with one Packet Tag information in packet forward- ing operation. The tag information includes VID, CFI and User Priority data and is used for two purposes:
•The VID in tag is used as index for VLAN classification.
•The tag is used for egress tag insertion if egress tagging is enabled.
The following table lists how the Packet Tag information is generated:
Tag Aware setting | Received Packet Type |
Untagged packet | |
Untagged packet | |
Packet Tag information source Ingress Port Default Tag Ingress Port Default Tag Ingress Port Default Tag
Ingress Port Default Tag Ingress Port Default Tag Received packet VLAN Tag