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Home Juniper JN0-647

Juniper JN0-647 Exam Practice Questions (P. 4)

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Question #16
Click the Exhibit.

A customer is concerned that the route damping policy on routes with prefixes greater than/17 is allowing too many flaps to occur. The customer does not want to change the default timer.
Referring to the exhibit, which two actions would allow fewer flaps per route? (Choose two.)
  1. A
    Increase the suppress parameter to 3500.
  2. B
    Increase the suppress parameter to 2000.
  3. C
    Increase the half-life parameter to 45.
  4. D
    Increase the half-life parameter to 15.

Correct Answer:
AC

Question #17
Click the Exhibit.

Referring to the exhibit, you have EBGP peerings with both ISP1 and ISP2. You are receiving the 172.25.12.0/24, 172.25.13.0/24, 172.25.14.0/24, and
172.25.15.0/24 routes through both neighbors. You must ensure that traffic to these prefixes are load balances through both service providers. You have configured a load-balancing policy and have applied it to the forwarding table, but the prefixes are not being load balanced.
What is required to accomplish this task?
  1. A
    The multihop feature should be enabled between both neighbors.
  2. B
    The multipath multiple-as feature should be used between both neighbors.
  3. C
    The as-override feature should be used between both neighbors.
  4. D
    The include-mp-next-hop feature should be used between both neighbors.

Correct Answer:
B

Question #18
Which protocol is used for port-level access control and authentication?
  1. A
    MD5
  2. B
    IPsec
  3. C
    802.1X
  4. D
    AES

Correct Answer:
C

Question #19
Click the Exhibit.

Referring to the exhibit, you are receiving multiple routes from ISP3 through two EBGP neighbors. You must ensure that all traffic leaving R1 destined to the networks advertised by ISP3 go through ISP2.
What should you do on R1 to accomplish this task?
  1. A
    Create and apply an import policy to set the local preference on routes learned from ISP2 to be lower than those learned from ISP1.
  2. B
    Create and apply an import policy to set the route preference on routes learned from ISP2 to be lower than those learned from ISP1.
  3. C
    Create and apply an import policy to set the route preference on routes learned from ISP2 to be higher than those learned from ISP1.
  4. D
    Create and apply an import policy to set the local preference on routes learned from ISP2 to be higher than those learned from ISP1.

Correct Answer:
D

Question #20
Click the Exhibit.

Referring to the exhibit, which two statements are correct? (Choose two.)
  1. A
    The satellite device has two ports that are not online.
  2. B
    The satellite device has 14 network-facing ports available.
  3. C
    The satellite device is in a state of transition.
  4. D
    The satellite device can support up to 48 total ports.

Correct Answer:
AD

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