Juniper Juniper Certifications JN0-343 Questions & Answers

• Question 121:

  -- Exhibit ?

  

  -- Exhibit -Wide metrics have not been enabled in your IS-IS network. Referring to the exhibit, what is the IS-IS total path metric value between R1 and R2?

  A. 1023

  B. 63

  C. 1134

  D. 1197

  Correct Answer: A

• Question 122:

  -- Exhibit -user@router> show interfaces lo0.0 Logical interface lo0.0 (Index 66) (SNMP ifIndex 16) Flags: SNMP-Traps Encapsulation: Unspecified Input packets : 0 Output packets: 0 Security: ZonE. Null Protocol inet, MTU: Unlimited Flags: Sendbcast-pkt-to-re Addresses Local: 127.0.0.6 Protocol iso, MTU: Unlimited Flags: None Addresses, Flags: Is-Default Is-Primary Local: 49.0001.0066.0129.0012.0002 -- Exhibit -What is the area ID for the IS-IS NET address shown in the exhibit?

  A. 0012

  B. 49

  C. 0002

  D. 0001

  Correct Answer: D

• Question 123:

  -- Exhibit ?

  

  -- Exhibit -You are performing a file transfer from HostA to ServerB. As shown in the exhibit, R1 and R2 have four equal-cost paths.

  Which statement is correct about the default behavior of the routers load-balancing this traffic?

  A. The file transfer is balanced across all four paths.

  B. The file transfer is balanced across interfaces ge-0/0/1 and ge-0/0/2.

  C. The file transfer is balanced across interface ge-0/0/1.

  D. The file transfer is sent across one path selected randomly by R2.

  Correct Answer: D

• Question 124:

  You are asked to ensure that your trunk port transmits both tagged and untagged traffic. Which statement is correct?

  A. You must use the native VLAN feature on the trunk ports.

  B. You must use the voice VLAN feature on the trunk ports.

  C. You must use the voice VLAN feature on the access ports.

  D. You must use the 802.1Q tunneling feature on the access ports.

  Correct Answer: A

• Question 125:

  You are troubleshooting a spanning tree problem and must quickly determine the cumulative cost to the root bridge. Which CLI command should you use?

  A. show spanning-tree bridge

  B. show spanning-tree interface

  C. show spanning-tree statistics interface

  D. show protocols rstp

  Correct Answer: A

• Question 126:

  Which two sequences correctly describe the correct processing order of firewall filters on an EX Series switch? (Choose two.)

  A. receive packet > port filter > VLAN filter > router filter

  B. receive packet > router filter > VLAN filter > port filter

  C. port filter > VLAN filter > router filter > transmit packet

  D. router filter > VLAN filter > port filter > transmit packet

  Correct Answer: AC

• Question 127:

  What are two types of IS-IS PDUs? (Choose two.)

  A. open PDU

  B. VRF PDU

  C. hello PDU

  D. link-state PDU

  Correct Answer: CD

• Question 128:

  You have recently configured EBGP on R1 using the ge-0/0/2 interface. You notice that the EBGP-learned routes are present on R1 but these routes are not present in the routing tables on any of the other IBGP peers. During your

  investigation, you notice that the routes on the other IBGP peers are hidden.

  What are two solutions to this problem? (Choose two.)

  A. Use an import policy on R1 to change the next hop of the EBGP-learned routes before advertising them to the IBGP peers.

  B. Include the ge-0/0/2 interface as passive in R1's IGP configuration.

  C. Use an export policy on R1 to change the next hop of the EBGP-learned routes before advertising them to the IBGP peers.

  D. Include the IBGP-facing interfaces as passive in R1's IGP configuration.

  Correct Answer: BC

• Question 129:

  Which two statements are true about a unified ISSU? (Choose two.)

  A. It requires that Bidirectional Forwarding Detection be disabled.

  B. It requires that graceful Routing Engine switchover be enabled.

  C. It is only supported on platforms with redundant control planes.

  D. It is only supported on platforms with redundant power supplies.

  Correct Answer: BC

• Question 130:

  Which statement describes the role of an OSPF ASBR?

  A. It is used to inject external routes into OSPF.

  B. It is used to export internal routes from OSPF.

  C. It is used to connect a nonbackbone area to Area 0.

  D. It is used to connect a nonbackbone area to Area 1.

  Correct Answer: A