Which of the following is a requirement for EtherChannel using HEA ports?

A.
Dedicated HEA ports are supported as primary adapters when they are configured at different
speeds within a single EtherChannel.

B.
HEA logical ports can only be used as a backup adapter when the physical ports are configured
as primary adapters in an EtherChannel.

C.
When using HEA logical ports as primary adapters in an EtherChannel, the underlying physical
ports must be in an EtherChannel at the switch level.

D.
The ‘Internet Address to Ping’ attribute must be enabled for logical HEA ports when the
EtherChannel only includes primary adapters running at full duplex.

Explanation: