Juniper Juniper Certifications JN0-647 Questions & Answers

• Question 11:

  Which two statements are correct about using LLDP on junos devices? (Choose two.)

  A. LLDP operates on layer 2 and layer 3 interfaces

  B. LLDP can interoperate with the cisco discovery protocol CDP

  C. LLDP is enabled on all devices by default

  D. LLDP operates on layer 2 interfaces

  Correct Answer: AC

• Question 12:

  Click the Exhibit button.

  

  Referring to the exhibit, traffic from User-1 is being forwarded to Server-1 with DSCP values that must be

  written. You must maintain the rewritten DSCP values throughout the network.

  Which statement is correct in this scenario?

  A. At a minimum, you must rewrite the DSCP values on R1.

  B. At a minimum, you must rewrite the DSCP values on R1 and R4.

  C. At a minimum, you must rewrite the DSCP values on R1, R2, and R3.

  D. At a minimum, you must rewrite the DSCP values on R4.

  Correct Answer: AD

• Question 13:

  Click the Exhibit.

  

  You are adding a Junos Fusion satellite device but one cascade port is not coming on line.

  Referring to the exhibit, what would cause this problem?

  A. The satellite device is not an EX4300.

  B. The cascade ports need to be on the same line card.

  C. The FPC number must match the FPC connecting to the satellite device.

  D. Interface xe-8/2/1 is in a link down state.

  Correct Answer: D

• Question 14:

  In a Layer 2 environment where 802.1X is deployed with its default parameters on EX Series switches, which two statements are correct? (Choose two.)

  A. RADIUS authentication requests are sent from the authenticator to the authentication server.

  B. DHCP traffic from supplicants is denied by default through the authenticator.

  C. RADIUS authentication requests are sent from the supplicant to the authentication server.

  D. DHCP traffic from supplicants is permitted by default through the authenticator.

  Correct Answer: AB

• Question 15:

  Which statement is correct about CoS policers on Junos devices?

  A. Traffic that exceeds a policer's traffic profile can be dropped or assigned to a specific drop profile.

  B. A policer can assign in-profile traffic to a specific forwarding class.

  C. A policer does not alter in-profile traffic.

  D. Policers can be configured to buffer traffic that exceeds the policer's traffic profile.

  Correct Answer: C

• Question 16:

  Click the Exhibit button.

  

  You have deployed the access control configuration to the distribution switch. Referring to the exhibit, which statement is true?

  A. All hosts connected to the access switch require authentication to access the network.

  B. All hosts connected to the access switch will have access to the network after one host authenticates.

  C. All hosts connected to the access switch will have access to the network without authentication.

  D. Only the first host to authenticate will have access to the network, other hosts will be blocked.

  Correct Answer: B

• Question 17:

  Click the Exhibit button.

  

  You have a workstation and VoIP phone connected to port ge-0/0/1 on an access switch. Referring to the configuration shown in the exhibit, which statement is true?

  A. The phone will require a manual VLAN ID configuration.

  B. Untagged frames that enter the switch on interface ge-0/0/1 will be dropped.

  C. All frames that leave the switch on interface ge-0/0/1 will be tagged.

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

  Correct Answer: C

• Question 18:

  Click the Exhibit button.

  

  

  The ping command shows that connectivity of the 200.0.1/24 network to the 200.0.200.0/24 network exists. You notice that all the ping test results from various devices on 200.0.1.0/24 follow the same path even through equal cost paths exist to the 200.0.200.0/24 network.

  Referring to the exhibit, what is happening?

  A. Load balancing needs to be enabled for equal cost pathing to work.

  B. The rip-exp policy needs to be modified to advertise RIP routes

  C. The RIP group must include the preference statement.

  D. RIPv2 does not support load balancing static routes.

  Correct Answer: A

• Question 19:

  Click the Exhibit button.

  

  The Receiver is attempting to join two different groups, one from each source. You want to endure that load balancing is taking place.

  Referring to the exhibit, which statement is true?

  A. R4 must have join-load-balance configured under protocol PIM.

  B. R2 must have join-load-balance configured under protocol PIM.

  C. R1 must have join-load-balance configured under protocol PIM.

  D. R3 must have join-load-balance configured under protocol PIM.

  Correct Answer: A

• Question 20:

  Click the Exhibit button.

  

  Switch 4 is rebooted as shown in the exhibit.

  Which statement is correct in this scenario?

  A. CIST is reconverged.

  B. MSTI-1 is reconverged.

  C. CIST generates notification events.

  D. MSTI-2 is reconverged.

  Correct Answer: B