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Exam 350-801 topic 1 question 237 discussion

Actual exam question from Cisco's 350-801
Question #: 237
Topic #: 1
[All 350-801 Questions]

What are the last two bits of a DS field in DiffServe Byte used for?

  • A. AFxy
  • B. ECN
  • C. INC
  • D. RMI
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Suggested Answer: B 🗳️
by papahawaii at Feb. 8, 2023, 8:41 p.m.

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JoeC716
7 months, 2 weeks ago
Selected Answer: B
ECN is correct - https://www.cisco.com/c/en/us/support/docs/quality-of-service-qos/qos-packet-marking/10103-dscpvalues.html#:~:text=the%20same%20way.-,Differentiated%20Services%20Code%20Point,Congestion%20Notification%20(ECN)%20bits.
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papahawaii
1 year, 10 months ago
Selected Answer: B
A currently unused 2-bit (CU) field is reserved for explicit congestion notification (ECN).
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