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Networking - Wide Area Networks - Discussion

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Discussion :: Wide Area Networks - Wide Area Networks (Q.No.6)

6. 

Which encapsulations can be configured on a serial interface?

  1. Ethernet
  2. Token Ring
  3. HDLC
  4. Frame Relay
  5. PPP

[A]. 1 and 4
[B]. 2 only
[C]. 3, 4 and 5
[D]. All of the above

Answer: Option C

Explanation:

Ethernet and Token Ring are LAN technologies and cannot be configured on a serial interface. PPP, HDLC, and Frame Relay are layer 2 WAN technologies that are typically configured on a serial interface.
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