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H12-921_V1.0 · Question #41

At which layer of headers is the ECN tag located in the message?

The correct answer is C. IP Layer Header. Parsing: ECN congestion markers use the last two bits of the ToS field in the header of the IP

Data Center Network Evolution and Architecture

Question

At which layer of headers is the ECN tag located in the message?

Options

  • ATCP layer header
  • BEthernet layer header
  • CIP Layer Header
  • DUDP layer header

How the community answered

(31 responses)
  • A
    6% (2)
  • B
    13% (4)
  • C
    74% (23)
  • D
    6% (2)

Explanation

Parsing: ECN congestion markers use the last two bits of the ToS field in the header of the IP

Topics

#ECN#IP header#congestion control#QoS

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