Port VLAN

Default - Causes untagged packets to be assigned to the default VLAN.

Trunk Mode

Multi-layer - Causes the port to send frames using the multi-layer format.

VLAN Binding

Bind to All - Binds the port to all VLANs known to the switch.

Automatic VLAN Creation

Enable (Disable if using VTP Snooping) - Causes the switch to learn new VLAN IDs that arrive at the port, and then bind the port to these VLANs.

VTP Snooping

Enable - Causes the switch to update its VLANs as they are created, deleted, or changed on the Catalyst.