CCNA Cisco Certified Network Associate (#349)

Section: Version 2.0

What is the function of the command switchport trunk native vlan 999 on a switch?

It designates VLAN 999 for untagged traffic
It blocks VLAN 999 traffic from passing on the trunk.
It creates a VLAN 999 interface.
It designates VLAN 999 as the default for all unknown tagged traffic