Juniper Juniper Certifications JN0-348 Questions & Answers

• Question 1:

  Which mechanism is used to share routes between routing tables?

  A. RIB groups

  B. routing instances

  C. forwarding instances

  D. filter-based forwarding

  Correct Answer: A

• Question 2:

  What are three well-known mandatory BGP attributes? (Choose three.)

  A. community

  B. AS path

  C. local preference

  D. origin

  E. next hop

  Correct Answer: BDE

• Question 3:

  Click the Exhibit button.

  

  Referring to the exhibit, what will be the IS-IS adjacency result of the configurations?

  A. No IS-IS adjacencies will form.

  B. A level 1 and level 2 IS-IS adjacency will form.

  C. A level 2 IS-IS adjacency will form.

  D. A level 1 IS-IS adjacency will form.

  Correct Answer: A

• Question 4:

  Click the Exhibit button.

  

  Your switches are managed using Junos Space Network Director. You want to secure the switches using a Network Director filter profile. A filter profile containing one term shown in the exhibit is deployed to ports on managed devices.

  Which traffic will be accepted by the filter?

  A. All traffic will be accepted.

  B. Traffic containing a source MAC of 02:85:05:00:00:00/24 will be accepted.

  C. Traffic containing a destination MAC of 02:85:05:00:00:00/24 will be accepted.

  D. No traffic will be accepted.

  Correct Answer: B

• Question 5:

  Which two elements are used to create the STP bridge ID? (Choose two.)

  A. the root port number

  B. the bridge priority value

  C. the system MAC address

  D. the port cost

  Correct Answer: BC

• Question 6:

  Click the Exhibit button.

  

  Referring to the exhibit, why is the route for 10.5.5.5 hidden?

  A. It is a martian route.

  B. It has an invalid community.

  C. It is an L3VPN route.

  D. The next hop cannot be resolved.

  Correct Answer: D

• Question 7:

  Click the Exhibit button.

  

  Referring to the exhibit, the local router should have an IS-IS adjacency with a neighboring router, but the adjacency never establishes correctly.

  What should you do to solve the problem?

  A. Disable level 2 for the interfaces.

  B. Disable level 1 for the interfaces.

  C. Disable wide metrics.

  D. Change the local IS-IS area ID to 49.0002.

  Correct Answer: D

• Question 8:

  Which statement about configuring persistent MAC learning is correct?

  A. Persistent MAC learning requires 802.1X authentication.

  B. Persistent MAC learning can be configured on access mode interfaces.

  C. Persistent MAC learning flushes dynamically learned MAC addresses on reboots.

  D. Persistent MAC learning cannot be configured on redundant trunk groups.

  Correct Answer: B

• Question 9:

  Which two statements describe NSR? (Choose two.)

  A. NSR requires GRES to function properly.

  B. NSR provides routing loop protection.

  C. NSR rapidly detects link failures.

  D. NSR provides high availability with multiple Routing Engines.

  Correct Answer: AD

• Question 10:

  You must implement filter-based forwarding. You need to direct traffic from the 192.168.1.0/24 through vr1 and traffic from 10.210.0.128/26 through vr2.

  Which configuration is correct in this scenario?

  

  A.

  

  B.

  

  C.

  

  D.

  Correct Answer: D