Which process occurs first during the Ethernet Discovery Stage process for a PPPoE service offering?（）A、The ERX router sends an Active Discovery Offer message.B、The ERX router sends an Active Discovery Initiation message.C、The customer device sends an Active Discovery Offer message.D、The customer device sends an Active Discovery Initiation message
Which process occurs first during the Ethernet Discovery Stage process for a PPPoE service offering?（）
- A、The ERX router sends an Active Discovery Offer message.
- B、The ERX router sends an Active Discovery Initiation message.
- C、The customer device sends an Active Discovery Offer message.
- D、The customer device sends an Active Discovery Initiation message
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