Exam 400-101 Question id=152 Layer 2 Technologies

After an EtherChannel is configured between two Cisco switches, interface port channel 1 is in the down/down state. SwitchA is configured with channel-group 1 mode active, while SwitchB is configured with channel-group 1 mode desirable.

Why is the EtherChannel bundle not working?

A. The switches are using mismatched EtherChannel negotiation modes.
B. The switch ports are not configured in trunking mode.
C. Priority must be configured on both switches.
D. The channel group identifier must be different for SwitchA and SwitchB.


the answers are mixed, do not specify in the comment number or the letter of the answer
please write answer#A instead A, answer#B instead B...

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