As a network technician, do you know which are valid modes for a switch port used as a VLAN trunk? (Choose three.)

A.
transparent
B.
auto
C.
on
D.
desirable
E.
blocking
F.
forwarding
Explanation:
Both the auto and on modes can be automatically switched to the desirable mode based on the topology.
A trunk port can be configured as one of the following 5 different modes: on, off, desirable, auto, or nonegotiate.
B. auto
C. on
D. desirable
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0
B-C-D
A trunk port can be configured as one of the following 5 different modes:
on, off, desirable, auto, or nonegotiate.
1
0
Auto, On, Desireable
0
0
Shows the five modes.
https://supportforums.cisco.com/docs/DOC-3176
0
0
B,C,D
0
0