Which three physical layer interfaces support PPP? (Choose three.)

IT Questions BankCategory: CCNAWhich three physical layer interfaces support PPP? (Choose three.)
Which three physical layer interfaces support PPP? (Choose three.) 1ITExamAnswers Staff asked 5 months ago
Which three physical layer interfaces support PPP? (Choose three.)

  • synchronous serial
  • FastEthernet
  • Ethernet
  • GigabitEthernet
  • asynchronous serial
  • HSSI

Explanation: PPP can operate across any DTE/DCE interface in either asynchronous or synchronous bit serial mode. The high-speed serial interface (HSSI) developed by Cisco Systems and T3 plus Networking is a DTE/DCE interface that provides high speed connectivity. Asynchronous serial interfaces and synchronous serial interfaces are also DTE/DCE interfaces.

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