Juniper JNCIP-ENT JN0-648 Questions & Answers

• Question 1:

  Click the Exhibit button.

  

  Referring to the configuration shown in the exhibit, how many of the routes received from 10.0.0.2 will be active in the routing table?

  A. 5

  B. 3

  C. 8

  D. 2

  Correct Answer: B

• Question 2:

  Click the Exhibit button.

  

  You are configuring the PVLAN feature on your switches. The PVLAN will span the two EX Series switches shown in the exhibit.

  Which three configuration parameters must be enabled on the ports connecting the two switches? (Choose three.)

  A. family inet

  B. family ethernet-switching

  C. inter-switch-link

  D. interface-mode trunk

  E. interface-mode access

  Correct Answer: BCE

• Question 3:

  You want to route Layer 3 PVLAN traffic within the secondary VLAN. What is required to accomplish this task?

  A. an FBF policy

  B. an IRB

  C. a community VLAN

  D. an isolated VLAN

  Correct Answer: B

• Question 4:

  Which two statements about BGP communities are true? (Choose two.)

  A. A community is not a transitive attribute.

  B. A prefix can only belong to one community.

  C. A BGP device can set, append, or modify the community of a route.

  D. A prefix can belong to more than one community.

  Correct Answer: CD

• Question 5:

  Packets enter a Juniper device and are classified as best effort. During the processing of the packet, the classification of the packets is changed to expedited forwarding by a multi-field classifier. The device is using the default CoS policies.

  Which statement is true in this scenario?

  A. The packet is forwarded according to the original packet classification, and the DSCP bits do not change.

  B. The packet is forwarded according to the new packet classification, and the DSCP bits are rewritten to the new class.

  C. The packet is forwarded according to the new packet classification, and the DSCP bits do not change.

  D. The packet is forwarded according to the original packet classification, and the DSCP bits are rewritten to the new class.

  Correct Answer: C

• Question 6:

  Click the Exhibit button.

  

  You are troubleshooting a route problem in the topology shown in the exhibit. The 10.30.0.0/24 route is not reachable from the R3 router.

  What would cause this problem?

  A. R3 does not have an established BGP session with R4.

  B. R3 does not have a route to the BGP next hop of 10.30.0.0/24.

  C. R4 is not advertising the 10.30.0.0/24 route to R3.

  D. R3 does not have an OSPF route for 10.30.0.0/24.

  Correct Answer: B

• Question 7:

  Click the Exhibit button.

  

  You have applied the CoS configuration shown in the exhibit to an EX4300 switch.

  Which two statements are true? (Choose two.)

  A. All strict-high priority queues are serviced in a round-robin fashion as long as they have remaining credits.

  B. Packets in low priority queues transmit only when strict-high priority queues are empty.

  C. All strict-high priority queues are serviced in a round-robin fashion regardless of available credits.

  D. Packets in low priority queues are serviced when strict-high priority queues have no available credits.

  Correct Answer: AB

• Question 8:

  What information is contained in an OSPF LSA header? (Choose two.)

  A. options

  B. subnet mask

  C. length

  D. protocol

  Correct Answer: AC

• Question 9:

  Click the Exhibit button.

  

  Your IS-IS adjacency is not established as shown in the exhibit. What is the problem?

  A. There is an MTU mismatch.

  B. There is an invalid IPv6 router ID.

  C. There is an area mismatch.

  D. There is an invalid IPv4 router ID.

  Correct Answer: C

• Question 10:

  Which EVPN route type is used for fast convergence and for advertising the split horizon label?

  A. Type 4

  B. Type 2

  C. Type 5

  D. Type 1

  Correct Answer: D