Juniper Juniper Certifications JN0-349 Questions & Answers

• Question 71:

  Click the Exhibit button.

  

  Referring to the exhibit, which statement is correct?

  A. The device is the root bridge?

  B. The spanning tree session has timed out.

  C. The local bridge priority is set to 8k.

  D. The bridge priority on the root device is set to 8k.

  Correct Answer: D

• Question 72:

  What are three valid BGP message types? (Choose three.)

  A. refresh

  B. hello

  C. database descriptor

  D. keepalive

  E. update

  Correct Answer: ADE

• Question 73:

  What is a characteristic of OSPF ASBRs?

  A. ASBRs transmit routing information between the backbone and other areas.

  B. ASBRs cannot be part of the backbone and another area at the same time.

  C. ASBRs inject routing information from outside the OSPF domain.

  D. ASBRs link two OSPF areas.

  Correct Answer: C

• Question 74:

  You have an OSPF NSSA area that is also receiving IS-IS routes on the ASBR.

  In this scenario, which LSA type is used to announce external IS-IS routes?

  A. Type 7

  B. Type 8

  C. Type 1

  D. Type 4

  Correct Answer: A

• Question 75:

  Which statement describes GRES?

  A. GRES requires NSR to function properly.

  B. GRES provides routing loop protection.

  C. GRES provides hardware-level high availability.

  D. GRES rapidly detects link failures.

  Correct Answer: A

• Question 76:

  Click the Exhibit button.

  

  Referring to the output shown in the exhibit, which two statements are correct? (Choose two.)

  A. The device is not an ABR.

  B. The device originated the 192.168.1.2 database entry.

  C. The device originated the 192.168.1.1 database entry.

  D. The device is an ABR.

  Correct Answer: BD

• Question 77:

  Which three link-specific fields must match between OSPF neighbors before they form an adjacency over a broadcast medium? (Choose three.)

  A. router priority

  B. hello interval

  C. neighbor

  D. dead interval

  E. options

  Correct Answer: BCD

• Question 78:

  You are concerned that someone from outside the company could use an open conference room port to access the network.

  Which feature should you use to address this concern?

  A. persistent MAC learning

  B. 802.1X

  C. DHCP snooping

  D. MAC limiting

  Correct Answer: B

• Question 79:

  Which statement is true about IP-IP tunnels?

  A. The time-to-live value of the original packet Is decremented.

  B. IP-IP tunnels are protocol agnostic.

  C. The packet is encapsulated unchanged before entering the tunnel

  D. The packet header is replaced before entering the tunnel

  Correct Answer: C

• Question 80:

  Given the exhibit, which two statements are correct regarding the graceful-restart state for the BGP groups? (Choose two.)

  

  A. The graceful-restart capability will be enabled for group IBGP.

  B. The graceful-restart capability will be disabled for group IBGP.

  C. The graceful-restart capability will be disabled for group EBGP.

  D. The graceful-restart capability will be enabled for group EBGP.

  Correct Answer: AC