Refer to the exhibit. The network administrator is troubleshooting the connectivity issue between RA and RB. According to the partial configuration, what is the cause of the problem?
- password mismatch for PPP authentication
- username mismatch for PPP authentication
- encapsulation method mismatch for PPP authentication
- authentication method mismatch for PPP authentication
Exam with this question: CCNA Discovery 3: DRSEnt Chapter 9 Exam
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