Exit 4A0-105 Nokia Virtual Private LAN Services
Question 1 of 5
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Q1 Single choice

Which PDU type is sent periodically over a link in the IEEE 802.3ah EFM as a method of keepalive?

  • A

    Event notification.

  • B

    Loopback control.

  • C

    Information.

  • D

    Variable request.

  • E

    Variable response.

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