At which OSI layer is a source port number added to a PDU during the encapsulation process?

Mar 4, 2020 Last Updated: Mar 23, 2020 No Comments
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IT Questions Bank › Category: CCNA › At which OSI layer is a source port number added to a PDU during the encapsulation process?

Question:
At which OSI layer is a source port number added to a PDU during the encapsulation process?

  • transport layer
  • network layer
  • application layer
  • data link layer

Exam with this question: Modules 1 – 3: Basic Network Connectivity and Communications Exam Answers

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