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Exam JN0-663 topic 1 question 44 discussion

Actual exam question from Juniper's JN0-663
Question #: 44
Topic #: 1
[All JN0-663 Questions]


R1 assigns incoming voice traffic to the ef forwarding class. All other traffic is assigned to the best-effort forwarding class. You have configured a CoS re-write rule on R1 to include the correct CoS bit values in packets sent towards R2. You want R2 to classify traffic using the CoS markings created by R1.
Which two configuration steps are necessary to accomplish this task? (Choose two.)

  • A. Assign the behavior aggregate classifier to the ge-0/0/1.0 interface on R2.
  • B. Assign the CoS re-write rule to the ge-0/0/1.0 interface on R2.
  • C. Configure a CoS re-write rule on R2 and assign matching CoS values.
  • D. Configure a behavior aggregate classifier on R2.
Show Suggested Answer Hide Answer
Suggested Answer: AD 🗳️
by vasiliy19 at July 7, 2021, 11:09 a.m.

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Sheet
Highly Voted 3 years, 3 months ago
A,D. Rewrite is already done on R1.
upvoted 11 times
...
vasiliy19
Highly Voted 3 years, 4 months ago
A,D Rewrite rule should be configured on egress
upvoted 8 times
...
ztw3587t
Most Recent 1 year, 5 months ago
Selected Answer: AB
It considering that R1 did your job of classifying and rewriting the traffic on a direction R2 needs to do the same on the inverse direction, because of that the correct answers are A and B.
upvoted 1 times
...
NetworkGuy420
1 year, 6 months ago
Selected Answer: AD
A,D re-write is performed by R1. R2 only needs to classify the traffic based on that, and that is done using BA classifier
upvoted 1 times
...
DPK1001
2 years, 1 month ago
A,D are correct. We must configure BA Classifier and then apply it to the interface to take affect.
upvoted 1 times
...
EBNPW9
2 years, 8 months ago
Selected Answer: AD
I agree with Sheet and vasiliy19.
upvoted 2 times
...
Brabus
2 years, 9 months ago
Selected Answer: AD
A,D look more reasonable.
upvoted 3 times
...
oceans1908
2 years, 9 months ago
A,D makes most sense
upvoted 1 times
...

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A (35%)
C (25%)
B (20%)
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