Juniper Juniper Certifications JN0-343 Questions & Answers

• Question 461:

  Which three parameters are used by the Junos OS to distinguish traffic flows for load balancing with load-balance per-packet configured? (Choose three).

  A. incoming interface

  B. destination address

  C. destination port

  D. source address

  E. source port

  Correct Answer: ABD

• Question 462:

  Which three statements are true regarding RSTP and its default behavior? (Choose three.)

  A. All switch ports operating in the point-to-point mode have a quicker recovery time than switch ports operating in shared mode.

  B. All switch ports must pass through the listening and learning states before they can be placed in the forwarding state.

  C. Edge ports are automatically placed in the forwarding state when they are operational.

  D. Nonedge ports must receive at least one BPDU every six seconds to remain operational.

  E. TCN BPDUs are generated and flooded when switch ports transition to the discarding state.

  Correct Answer: ACD

• Question 463:

  

  A router is configured with the configuration shown in the exhibit. Traffic arriving on fe- 0/0/0.0 is not being routed to 10.1.1.1. What can you change to make the device route traffic arriving on fe-0/0/0.0 to 10.1.1.1?

  A. Add filter-based-forwarding enable to the configuration.

  B. Ensure that the to-10.1.1.1 routing instance has a route to 10.1.1.1.

  C. Add a from statement to the route-to-10.1.1.1 filter.

  D. Explicitly configure an interface in the default route in the to-10.1.1.1 routing instance.

  Correct Answer: B

• Question 464:

  An administrator finds that traffic from a large file download over an HTTP session is not load-balanced across multiple links in a LAG. What is the possible cause?

  A. Per-packet load-balancing is not configured.

  B. The redundant path has a different IGP metric.

  C. The hash key is not configured in the forwarding-options stanza.

  D. This is the expected behavior.

  Correct Answer: D

• Question 465:

  Which feature of the Junos OS installs routes in multiple routing tables?

  A. RIB groups

  B. virtual routers

  C. forwarding table policy

  D. routing table policy

  Correct Answer: A

• Question 466:

  Which statements are true about graceful Routing Engines switchover (GRES)?

  A. Configuration on both Routing Engines must be synchronized.

  B. The backup Routing Engine cannot be managed through IP address because RPD does not run on backup the Routing Engine.

  C. Different hostnames must be configured on both Routing-Engines.

  D. Both Routing-Engines are managed through a single out-of-band-management IP address.

  Correct Answer: A

• Question 467:

  Which command on an EX Series switch allows for the configuration of the duplex setting on multiple interfaces at the same time?

  A. interface-range

  B. apply-path

  C. interface-group

  D. port-range

  Correct Answer: A

• Question 468:

  What is the default OSPF designated router (DR) priority?

  A. 0

  B. 64

  C. 128

  D. 255

  Correct Answer: C

• Question 469:

  What are two valid BPDU types? (Choose two.)

  A. topology change notification

  B. configuration change

  C. configuration

  D. root bridge

  Correct Answer: AC

• Question 470:

  Which of the following is true of external LSAs in the Junos OS?

  A. External LSAs are of Type 4.

  B. Type 2 external LSAs do not consider internal reachability metrics.

  C. The route preferences for Type 1 and Type 2 External LSA is 150 and 155, respectively.

  D. Type 7 LSAs are never allowed in not-so-stubby areas.

  Correct Answer: B