CIW
TT0-201 · Question #12
Which of the following best describes differences between DiffServ and 802.1p?
The correct answer is A. DiffServ uses Layer 3 devices for QoS, whereas 802.1p uses Layer 2 devices for QoS. See the full explanation below for the reasoning.
Question
Which of the following best describes differences between DiffServ and 802.1p?
Options
- ADiffServ uses Layer 3 devices for QoS, whereas 802.1p uses Layer 2 devices for QoS.
- BDiffServ requires an Application Layer Gateway (ALG), whereas 802.1p requires a Layer 3 switch.
- CDiffServ uses Layer 2 devices for QoS, whereas 802.1p uses Layer 3 devices for QoS.
- DMicrosoft's Packet Scheduler uses DiffServ at Layer 7 of the OSI, whereas Cisco products use
How the community answered
(45 responses)- A78% (35)
- B2% (1)
- C7% (3)
- D13% (6)
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