A switch has been configured with the vlan dot1q tag native command.
Which statement describes what the switch does with untagged frames that it receive?
A. Untagged frames are forwarded via the default VLAN
B. It drops the untagged frames
C. The trunked port is put in err-disable state
D. Untagged frames are forwarded via the native VLAN
Answer is B
B is correct
https://www.cisco.com/c/m/en_us/techdoc/dc/reference/cli/nxos/commands/l2/vlan-dot1q-tag-native.html
exactly