| 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. |