Enterprise Routing and Switching, Specialist (JNCIS-ENT)

Question 1

Click the Exhibit button.

Referring to the exhibit, which router becomes the OSPF DR when all routers are powered on at the same time?

A. R3

B. R1

C. R2

D. R4

Correct Answer: C

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

Question 2

Exhibit.

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

A. It is a Martian route.

B. The next hop cannot be resolved.

C. It has an invalid community.

D. It is an L3VPN route.

Correct Answer: B

Question 3

What are two benefits of 802.3ad link aggregation? (Choose two)

A. It simplifies interface configuration.

B. It increases bandwidth

C. It creates physical layer redundancy.

D. It ensures symmetrical paths

Correct Answer: B,C

Question 4

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

A. origin

B. community

C. AS path

D. local preference

E. next hop

Correct Answer: A,C,E

Question 5

Exhibit.

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 1 for the interfaces.

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

C. Disable level 2 for the interfaces.

D. Disable wide metrics.

Correct Answer: B

Question 6

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

A. Type 4 ASBR summary LSAs

B. Type 2 network LSAs

C. Type 3 summary LSAs

D. Type 1 router LSAs

Correct Answer: A,C

Question 7

Which statement about configuring persistent MAC learning is correct?

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

B. Persistent MAC learning requires 802.1 X authentication.

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

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

Correct Answer: C

Question 8

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 policy is needed on R1 and R2.

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: A

Question 9

Exhibit.

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

B. Change the ISO areas on the Io0 interfaces to match on both routers.

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

D. Remove the overloaded statement from Router-1.

Correct Answer: C

Question 10

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

A. NSR is independent of helper routers to assist the routing platform in restoring routing protocol information.

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

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

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

Correct Answer: A,B

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) - JN0-348 Exam Practice Test

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