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350-801 · Question #122

Which DiffServ marking is the most likely to drop packets?

The correct answer is D. AF13. In the following example, packets in the AF13 class will be dropped before packets in the AF12 class, which in turn will be dropped before packets in the AF11 class: dP(AF13) >= dP (AF12) >= dP(AF11) book/qos-dfsrv.html#GUID-42E30ADD-2C7B-4273-B20D-ACE5182A9314

Infrastructure and Quality of Service

Question

Which DiffServ marking is the most likely to drop packets?

Options

  • AAF32
  • BAF12
  • CAF11
  • DAF13

How the community answered

(57 responses)
  • A
    11% (6)
  • B
    5% (3)
  • C
    14% (8)
  • D
    70% (40)

Explanation

In the following example, packets in the AF13 class will be dropped before packets in the AF12 class, which in turn will be dropped before packets in the AF11 class: dP(AF13) >= dP (AF12) >= dP(AF11) book/qos-dfsrv.html#GUID-42E30ADD-2C7B-4273-B20D-ACE5182A9314

Topics

#DiffServ#QoS#AF Marking#Packet Drop Precedence

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