Juniper Juniper Certifications JN0-361 Questions & Answers

• Question 531:

  A network administrator has been asked to configure the most specific aggregate route to summarize the four specific prefixes shown below:

  10. .5.0/24

  10. .12.0/24

  10. .17.0/24

  10. .21.0/24

  Which configuration completes this task?

  A. [edit routing-options] user@router# show aggregate { route 10. .0.0/19; }

  B. [edit routing-options] user@router# show aggregate { route 10. .0.0/20; }

  C. [edit routing-options] user@router# show aggregate { route 10. .0.0/21; }

  D. [edit routing-options] user@router# show aggregate { route 10. .0.0/18; }

  Correct Answer: A

• Question 532:

  Which statement correctly describes unified in-service software upgrades (ISSU)?

  A. Unified ISSU is built upon graceful-restart extensions to allow upgrades with no impact to the data plane.

  B. Unified ISSU is supported on systems with single or dual Routing Engines.

  C. Unified ISSU permits both upgrades and downgrades with no control plane disruption and is based on the graceful Routing Engine switchover (GRES) feature.

  D. Unified ISSU is based on nonstop-routing (NSR) and graceful Routing Engine switchover (GRES), and permits software upgrades only.

  Correct Answer: D

• Question 533:

  What are Martian addresses on a Junos device?

  A. IP addresses that are reserved for use only with MPLS VPNs.

  B. IP addresses that are never installed in the routing table.

  C. IP addresses that are reserved for use only with GRE tunnels.

  D. IP addresses specifically used for out-of-band management.

  Correct Answer: B

• Question 534:

  Which statement correctly describes the difference between a generated and an aggregate route?

  A. An aggregate route can be a supernet whereas generated routes are classful.

  B. A generated route has a forwarding next hop that is inherited from a contributing route.

  C. An aggregate route has a forwarding next hop that is inherited from a contributing route.

  D. Only aggregate routes can be re-advertised through BGP using a policy.

  Correct Answer: B

• Question 535:

  Which statement is true regarding the default master routing instance?

  A. All IPv4 routes in the master routing instance are shared with user-defined routing instances.

  B. Interface routes in the master routing instance are shared with user-defined routing instances.

  C. Routes in the master routing instance are not shared with user-defined routing instances.

  D. All routes in the master routing instance are shared with user-defined routing instances.

  Correct Answer: C

• Question 536:

  Which routing table contains the route information for the user-defined routing instance called Candidate1?

  A. inet.Candidate1.0

  B. Candidate1.inet.0

  C. inet.0

  D. Candidate1-inet.0

  Correct Answer: B

• Question 537:

  Which two routing-instance types are used for non-VPN-related applications? (Choose two.)

  A. virtual-router

  B. vrf

  C. forwarding

  D. vpls

  Correct Answer: AC

• Question 538:

  In which environment would you run BGP?

  A. a company spread across multiple floors of a building

  B. a company with a single office

  C. a home network

  D. the public Internet

  Correct Answer: D

• Question 539:

  For a network running single-area OSPF, how would you decrease the size of the link-state database (LSDB)?

  A. Implement RIP as an overlay protocol on all devices.

  B. Add more devices to the OSPF network to help with LSDB processing.

  C. Reduce the frequency of hello timers throughout the network.

  D. Implement OSPF areas.

  Correct Answer: D

• Question 540:

  Which two statements are true about MPLS VPNs? (Choose two.)

  A. With Layer 3 VPNs, the provider's routers participate in the customer's Layer 3 routing.

  B. MPLS VPNs are designed to run over private networks rather than the public Internet.

  C. With Layer 2 VPNs, the provider does not participate in the routing of the customer's private IP traffic.

  D. MPLS VPN tunnels are always encrypted.

  Correct Answer: AC