Juniper Juniper Certifications JN0-647 Questions & Answers

• Question 21:

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

  A. Stub

  B. Router

  C. Transit

  D. Network

  Correct Answer: BD

• Question 22:

  You want to implement an RP in your PIM sparse mode environment, you are considering the advantages and disadvantages of the various RP election methods.

  In this scenario, which three implementation guidelines are correct? (Choose three.)

  A. The auto-RP method requires using two PIM dense mode groups from the 232/8 range.

  B. The auto-RP method includes the ability to maintain a backup RP.

  C. With the bootstrap method, the primary criterion for electing a BSR is priority value.

  D. When multiple election methods are implemented on a device, the static method is preferred.

  E. The static method requires configuration on all devices in the PIM domain.

  Correct Answer: BCE

• Question 23:

  Click the Exhibit button.

  

  Where is the policy shown in the exhibit enforced?

  A. Between the RIB-LOCAL and the RIB-OUT tables

  B. Between the RIB-OUT table and the BGP peer

  C. Between the RIB-IN and the RIB-LOCAL tables

  D. Between the BGP peer and the RIB-In table

  Correct Answer: C

• Question 24:

  You are asked to merge a RIP network with your OSPF network. As a first step, you establish connectivity between the RIP network and the OSPF network. The RIP network connects to an NSSA area.

  Which two statements are true in this scenario? (Choose two.)

  A. To share RIP routes with the OSPF network, an export policy will be required on the ABR.

  B. To share RIP routes with the OSPF network, an export policy will be required on the ASBR.

  C. By default, external OSPF routes have a higher route preference than RIP routes.

  D. By default, RIP routes have a higher route preference than external OSPF routes.

  Correct Answer: BD

• Question 25:

  You created a firewall rule to protect the Routing Engine. After applying the rule, your OSPF adjacencies dropped.

  How would you solve this problem?

  A. Create a firewall term that allows IP protocol 89.

  B. Define a router ID under the [edit routing-options] hierarchy.

  C. Configure the loopback interface under the [edit protocols ospf] hierarchy.

  D. Apply the firewall filter to the physical ports.

  Correct Answer: A

• Question 26:

  What information must you gather from the satellite device to provision a Junos Fusion Enterprise deployment on the aggregation device? (Choose two.)

  A. MAC address

  B. Serial number

  C. Software version

  D. Model number

  Correct Answer: AB

• Question 27:

  Click the Exhibit.

  

  You have just configured on an OSPF adjacency between two routers. After you commit the configuration, you notice that your adjacency is not up.

  Referring to the exhibit, what would cause the problem?

  A. You must configure lo0 on R2.

  B. You must configure hello and dead intervals on R1.

  C. You must configure interface-type on R2.

  D. You must configure bfd on R2.

  Correct Answer: C

• Question 28:

  Which statement is correct about MSTP?

  A. MSTP enables mapping multiple independent spanning-tree instances onto one physical topology.

  B. MSTP enables dynamic discovery of Layer 2 neighbors.

  C. MSTP dynamically manages VLAN registration in a LAN.

  D. MSTP uses stacked VLAN tags to extend a Layer 2 Ethernet connection between multiple sites.

  Correct Answer: A

• Question 29:

  Click the Exhibit button.

  

  You have configured 802.1X single supplicant mode on the access switch. The VoIP phone does not support 802.1X authentication.

  Referring to the exhibit, which statement is true?

  A. MAC bypass must be configured for the VoIP phone for this solution to work.

  B. Authentication must be changed to multiple supplicant mode for this solution to work.

  C. The VoIP phone will be able to communicate over the network after the workstation authenticates.

  D. The VoIP phone will not be able to communicate over the network.

  Correct Answer: C

• Question 30:

  You configured static mode power management on an EX4300 to provide PoE power to telephone and access point equipment.

  Which statement is correct regarding the PoE power budget?

  A. Power is budgeted to devices on a first come, first served basis as devices are connected.

  B. The power budgeted will be based on the device class connected to each port.

  C. Power is budgeted to a port even if no device is connected to the port.

  D. The power budgeted to ports will adjust to how much power a device actually uses.

  Correct Answer: C