Juniper Juniper Certifications JN0-351 Questions & Answers

• Question 61:

  Routet-1 and Router-2 must connect through the Internet using a tunneling technology. Hosts that are connected to Router-1 and Router-2 will be sending traffic up to 1500 bytes. The maximum segment size that is supported across the path is 1520 bytes.

  Which tunneling technology will allow this communication to take place?

  A. IP-IP tunnel

  B. GRE tunnel

  C. IPsec VPN tunnel mode

  D. IPsec VPN transport mode

  Correct Answer: A

• Question 62:

  Exhibit.

  

  You are attempting to set up VRRP with R1 and R2 being participating members. You want R1 to be the master router and R2 to be the backup router with the virtual router they create being at address 172.25.100.1. The virtual router is not pinging from either User A or User B.

  Referring to the exhibit, what must be done to correct the problem?

  A. The VRRP group value on R1 and R2 must match.

  B. A VRRP authentication type value is needed on R1 and R2.

  C. A VRRP policy is needed on R1 and R2.

  D. The VRRP priority value on R1 and R2 must match

  Correct Answer: A

  https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration- statement/priority-edit-interfaces-vrrp.html

• Question 63:

  Which two statements about the default load-balancing behavior for the Junos OS are correct? (Choose two.)

  A. By default, the Junos OS performs a per-packet load-balancing operation.

  B. By default, the Junos OS installs multiple equal-cost next hops in the forwarding table for a destination prefix.

  C. By default, the Junos OS selects one of the equal-cost next hops for received destination prefixes.

  D. By default, all Packet Forwarding Engine slots are assigned the same hash value on the Junos device.

  Correct Answer: CD

• Question 64:

  Your router is learning the 172.25.11.0/24 prefix from both the BGP and OSPF protocols. A routing policy is configured on your device to advertise the prefix to an established BGP peer but the peer is not receiving the prefix. You want to allow the prefix to be advertised to the BGP peer.

  What should you do on this router to satisfy this requirement?

  A. Enable the automatic removal of peer AS information from the prefix.

  B. Enable the advertisement of inactive BGP routes.

  C. Enable the automatic removal of private AS numbers from the prefix.

  D. Enable the automatic refreshing of BGP routes.

  Correct Answer: B

• Question 65:

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

  A. refresh

  B. hello

  C. database descriptor

  D. keepalive

  E. update

  Correct Answer: ADE

• Question 66:

  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 67:

  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 68:

  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 69:

  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 70:

  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