Juniper JNCIP-ENT JN0-648 Questions & Answers

• Question 21:

  Click the Exhibit button.

  

  Referring to the exhibit, on which three IS-IS routers will the attached bit be set? (Choose three.)

  A. R3

  B. R2

  C. R6

  D. R4

  E. R5

  Correct Answer: ABC

• Question 22:

  Click the Exhibit button.

  

  Which two statements are true about the 802.1X output shown in the exhibit? (Choose two.)

  A. The supplicant is not authenticated using 802.1X.

  B. The supplicant is authenticated using 802.1X.

  C. EAPoL traffic will be sent out of the ge-0/0/1 interface.

  D. EAPoL traffic will not be sent out of the ge-0/0/1 interface.

  Correct Answer: AC

• Question 23:

  Click the Exhibit button.

  

  Referring to the log shown in the exhibit, what is the problem with the OSPF adjacency establishment?

  A. There is an MD5 authentication mismatch.

  B. The OSPF database description packet is malformed.

  C. The interface IP addresses on the subnet are duplicates.

  D. The referenced IP address does not exist on the network segment.

  Correct Answer: C

• Question 24:

  Click the Exhibit button.

  

  You are authenticating user devices connected to your EX Series switch. You have 802.1X and MAC RADIUS configured for all ports. A user is complaining about the time it takes to connect their non-802.1X device on ge-0/0/15 using MAC RADIUS authentication.

  Referring to the exhibit, what should be done to accelerate the authentication process?

  A. Configure the restrict feature for MAC RADIUS on ge-0/0/15.

  B. Configure the no-reauthenticationfeature for 802.1X on ge-0/0/15.

  C. Change the 802.1X retry attempts value to 5 on ge-0/0/15.

  D. Change the supplicant mode to multipleon ge-0/0/15.

  Correct Answer: D

• Question 25:

  

  Referring to the exhibit, there are multiple ASM groups in the 224.0.0.0/4 range.

  Which configuration change is needed to ensure R1 is always the RP for group 224.224.1.1?

  A. Set the priority on R1 to zero.

  B. Increase the priority on R1 to higher than R2.

  C. Configure R1 with a higher local RP address.

  D. Ensure R1 has a more specific group range.

  Correct Answer: A

• Question 26:

  Click the Exhibit button.

  

  You are investigating reports of increased latency and discover that some routes cause customer traffic to traverse a route reflector instead of the optimal path.

  Referring to the exhibit, which configuration statement would solve the problem?

  A. delete protocols bgp group BGP-MESH peer-as

  B. set policy-options policy-statement NHS term BGP_ROUTES from external

  C. set protocols bgp group BGP-MESH import NHS

  D. delete protocols bgp group BGP-MESH export NHS

  Correct Answer: B

• Question 27:

  You are asked to deploy 802.1X on your EX Series switches. You need to ensure authenticated devices continue to have access to the network even if the authentication server fails.

  Which action meets this configuration objective?

  A. Configure the server fail fallback with a value of sustain.

  B. Set the reauthentication interval to a value of 0.

  C. Configure the static MAC bypass for the authentication server.

  D. Set the reauthentication interval to a value of disable.

  Correct Answer: A

• Question 28:

  Click the Exhibit button.

  

  You are adding VNI 101 to your EVPN-VXLAN network, but traffic is not being sent or received. Referring to the exhibit, which configuration statement will solve the problem?

  A. set routing-instances EVPN1 instance-type evpn

  B. set routing-instances EVPN1 vrf-table-label

  C. set routing-instances EVPN1 bridge-domains BD-101 vxlan vni 101

  D. set routing-instances EVPN1 vxlan encapsulate-inner-vlan

  Correct Answer: A

• Question 29:

  Click the Exhibit button.

  

  You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You need all outbound traffic to egress the network through the link to ISP B by default. The ISPs should not be able to override this behavior through BGP attributes.

  Which BGP attribute would you modify on the ISP-received routes to accomplish this objective?

  A. next-hop

  B. origin

  C. local preference

  D. MED

  Correct Answer: C

• Question 30:

  Click the Exhibit button.

  

  Referring to the exhibit, which statement is true?

  A. Only 802.1X authentication will be used for devices connecting to ge-0/0/15.

  B. Additional users will automatically be allowed to connect to ge-0/0/15.

  C. The current device is authenticated using MAC RADIUS.

  D. The current device was allowed after authentication attempts to the RADIUS server failed.

  Correct Answer: D