What are the primary purposes of the transport layer? (Choose three.)

Last Updated: Jan 22, 2023
IT Exam Items Repository › Category: CCNA 1 v6 › What are the primary purposes of the transport layer? (Choose three.)

What are the primary purposes of the transport layer? (Choose three.)

  • Determining the best route between source and destination
  • Adding the source and destination MAC address to frames
  • Tracking the individual communication between applications on the source and destination hosts
  • Adding the source and destination IP address
  • Segmenting data for and reassembling segmented data into streams of application data at the destination
  • Identifying the proper application for each communication stream

Explanation: The transport layer is responsible for segmenting data, adding the port number to identify the proper application, and keeping track of individual conversations. MAC addresses are added by the data link layer, and IP addresses and routing are handled by the network layer.

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