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640-461 · Question #102
640-461 Question #102: Real Exam Question with Answer & Explanation
The correct answer is D. With IntServ, packet delivery is guaranteed. However, the use of IntServ can severely limit the E. DiffServ was designed to overcome the limitations of both the best-effort and IntServ models and. See the full explanation below for the reasoning.
Question
What are the two differences between the IntServe and DiffServ models of QoS? (Choose two.)
Options
- ADiffServ provides absolute QoS guarantees.
- BIntServ is the default QoS mechanism for all routers, because applications signal the router with
- CDiffServ inherits the connection-oriented approach from telephony network design. Every individual
- DWith IntServ, packet delivery is guaranteed. However, the use of IntServ can severely limit the
- EDiffServ was designed to overcome the limitations of both the best-effort and IntServ models and
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