Juniper Juniper Certifications JN0-348 Questions & Answers

• Question 21:

  Click the Exhibit button.

  

  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. A VRRP policy is needed on R1 and R2.

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

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

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

  Correct Answer: B

• Question 22:

  What are two interarea OSPF LSA types? (Choose two.)

  A. Type 1 router LSAs

  B. Type 3 summary LSAs

  C. Type 4 ASBR summary LSAs

  D. Type 2 network LSAs

  Correct Answer: BC

• Question 23:

  You want to use filter-based forwarding (FBF) to forward traffic sourced from subnet 10.0.0.0/24 to a specific destination.

  Which two routing instance types would enable you to accomplish this task? (Choose two.)

  A. virtual switch

  B. virtual routing and forwarding

  C. virtual router

  D. forwarding

  Correct Answer: CD

• Question 24:

  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: B

• Question 25:

  When electing a DIS in an IS-IS network, what is used to break a priority tie?

  A. highest MAC address

  B. highest router ID

  C. lowest MAC address

  D. lowest router ID

  Correct Answer: A

• Question 26:

  Which two statements are true about high availability on Junos devices? (Choose two.)

  A. BFD is faster at detecting failures than default GRE or OSPF timers.

  B. BFD is slower at detecting failures than default GRE or OSPF timers.

  C. NSR is dependent on helper routers to assist the routing platform in restoring routing protocol information.

  D. NSR is independent on helper routers to assist the routing platform in restoring routing protocol information.

  Correct Answer: AD

• Question 27:

  Click the Exhibit button.

  

  Referring to the exhibit, all users connected to the same VLAN can communicate with each other, but not with users on other VLANs in this network.

  What must be configured to enable communication between the VLANs?

  A. The switch ports to which the users are connected should be configured as trunk ports.

  B. A separate routing device is required to forward traffic between the configured VLANs.

  C. A logical IRB interface must be created and assigned to each VLAN.

  D. A single logical IRB interface must be created and assigned to all three VLANs.

  Correct Answer: C

• Question 28:

  Click the Exhibit button.

  

  Referring to the exhibit, Router-1 and Router-2 are failing to form an IS-IS adjacency.

  What should you do to solve the problem?

  A. Remove the overloaded statement from Router-1.

  B. Change the IP subnet masks to match on the ge-0/0/2 interfaces of both routers.

  C. Change the ISO areas on the lo0 interfaces to match on both routers.

  D. Remove the ISO address from ge-0/0/2 on Router-1.

  Correct Answer: D

• Question 29:

  Which statement is They are stateless and evaluated by the control plane true about Layer 2 firewall filters on EX Series switches?

  A. They are stateful and evaluated by the forwarding plane.

  B. They are stateless and evaluated by the control plane.

  C. They are stateful and evaluated by the control plane.

  D. They are stateless and evaluated by the forwarding plane.

  Correct Answer: D

• Question 30:

  Which OSPF packet type is sent when an OSPF router detects its database is stale?

  A. database description

  B. link-state acknowledgment

  C. link-state request

  D. hello

  Correct Answer: C