Which of the following statement about QoS in DiffServ mode is false?

Last Updated on September 29, 2021 by Admin 2

Which of the following statement about QoS in DiffServ mode is false?

  • The parameter field in the IP packet header informs devices on the network of the QoS requirements of the application.
  • Every device on the packet transmission paths can learn the service request types by analyzing the IP packet header.
  • Before sending packets, the application program needs to confirm that the network has reserved resources for packet transmission. 
  • DiffServ is a QoS solution based on packets.
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