Juniper Juniper Certifications JN0-343 Questions & Answers

• Question 291:

  Which two statements are true regarding the election process of the DIS in IS-IS? (Choose two.)

  A. In the event of a priority tie, the DIS is the router with the lowest configured IP address.

  B. In the event of a priority tie, the DIS is the router with the highest MAC address.

  C. A user can configure a priority for DIS election from 0 to 255.

  D. The default DIS election priority is 64 for Level 1 and Level 2.

  Correct Answer: BD

• Question 292:

  A router is configured to use standard metrics. The router has a single link to a Level 2 IS- IS neighbor.

  What is the maximum metric for that link?

  A. 63

  B. 254

  C. 1023

  D. 65534

  Correct Answer: A

• Question 293:

  With which type of IS-IS router can an IS-IS Level 2-only router form an adjacency?

  A. only other IS-IS Level 2 routers of the same area

  B. any IS-IS router

  C. any other IS-IS Level 2 router

  D. IS-IS Level 1 routers of the same area

  Correct Answer: C

• Question 294:

  Which configuration allows the virtual IP address to respond to pings?

  A. [edit interfaces fe-0/0/0 unit 50 family inet address 192.168.0.12/24] user@RouterA# show vrrp-group 50 { virtual-address 192.168.0.1; fast-interval 250; preempt; accept-data; }

  B. [edit interfaces fe-0/0/0 unit 50 family inet address 192.168.0.12/24] user@RouterA# show vrrp-group 50 { virtual-address 192.168.0.1; fast-interval 250; no-preempt; no-accept-data; }

  C. [edit interfaces fe-0/0/0 unit 50 family inet address 192.168.0.12/24] user@RouterA# show vrrp-group 50 { virtual-address 192.168.0.1; fast-interval 250; accept-icmp; }

  D. [edit interfaces fe-0/0/0 unit 50 family inet address 192.168.0.12/24] user@RouterA# show vrrp-group 50 { virtual-address 192.168.0.1; priority 220; advertise-interval 10; preempt; accept-packets; }

  Correct Answer: A

• Question 295:

  

  In the exhibit, the route 66.129.237.5 belongs to a Web server within AS 344.

  If you view the AS-path attribute of this route on a router in AS 9021, what will it be?

  A. 344 11 221 6044

  B. 221 6044 11 344

  C. 9021 221 6044 11 344

  D. 221 6044 11 344 9021

  Correct Answer: B

• Question 296:

  

  Five routers (R1, R2, R3, R4, and R5) are attached to a single Ethernet LAN and configured with addresses in the same subnet. R1 is chosen as the designated router (DR) and R2 is chosen as the backup designated router (BDR). You add R6 and configure it as shown in the exhibit. Which routers are now the DR and BDR?

  A. DR:R1 BDR: R2

  B. DR: R6 BDR: R1

  C. DR: R6 BDR: R2

  D. DR: R1 BDR: R6

  Correct Answer: A

• Question 297:

  Which three networks are default Martian addresses? (Choose three.)

  A. 172.16.0.0/12 orlonger

  B. 127.0.0.0/8 orlonger

  C. 192.0.0.0/24 orlonger

  D. 10.0.0.0/8 orlonger

  E. 0.0.0.0/8 orlonger

  Correct Answer: BCE

• Question 298:

  You have been asked to configure a route to 192.168.0.0/16 that will only be active under the following criteriA.

  There is an active route to 192.168.100.0/24.

  The 192.168.100.0/24 route came from the protocol OSPF.

  Which type of route accomplishes this task?

  A. static

  B. generate

  C. aggregate

  D. null

  Correct Answer: B

• Question 299:

  You are setting up EX4200 switches in a Virtual Chassis configuration to deliver high availability.

  Which two actions would improve availability? (Choose two.)

  A. Enable graceful Routing Engine switchover.

  B. Set the mastership priority value of all switches to 255.

  C. Distribute all uplink ports across the REs.

  D. Distribute uplink ports across the various line cards in the VC.

  Correct Answer: AD

• Question 300:

  

  In the exhibit, Areas 1.1.1.1 and 2.2.2.2 are configured as normal areas. In R7's OSPF configuration, the interface on the 172.30.1.0/24 network is configured with the passive option. In which LSA type does R5 receive the announcement for the 172.30.1.0/24 network?

  A. Router (Type 1)

  B. Network (Type 2)

  C. Summary (Type 3)

  D. Extern (Type 5)

  Correct Answer: C