Juniper JNCIS-ENT JN0-349 Questions & Answers

• Question 21:

  You have an IBGP neighbor sending you routes. You need to apply a policy so it only evaluates routes being learned from this specific neighbor.

  In this scenario, which statement is correct about applying the policy?

  A. The policy should be applied as an export policy to the BGP group level.

  B. The policy should be applied as an import policy to the BGP group level.

  C. The policy should be applied as an export policy to the BGP neighbor level.

  D. The policy should be applied as an import policy to the BGP neighbor level.

  Correct Answer: D

• Question 22:

  Click the Exhibit button.

  ---- Exhibit Missing ---

  Referring to the exhibit, which type of route is displayed?

  A. martian

  B. static

  C. generate

  D. aggregate

  Correct Answer: C

• Question 23:

  Each PC and IP phone in your network is connected to a switch using the same port. All incoming data traffic is untagged and belongs to the v10 VLAN, while traffic coming from the IP phones is tagged with a VLAN value of 20 and should belong to the v20 VLAN on your switch.

  In this scenario, which statement is correct?

  A. You must enable the voice VLAN feature on the incoming interfaces and assign the v20 VLAN.

  B. You must enable an IRB interface and assign it to the v10 and v20 VLANs.

  C. You must enable LLDP-MED on the incoming interfaces and assign the v20 VLAN.

  D. You must enable the guest VLAN feature on the incoming interfaces and assign the v20 VLAN.

  Correct Answer: A

• Question 24:

  What are two functions of bridging? (Choose two.)

  A. blocking

  B. aging

  C. listening

  D. forwarding

  Correct Answer: CD

• Question 25:

  Which two statements about Layer 2 loop prevention protocols are correct? (Choose two.)

  A. With STP, a designated port can transition to the forwarding state without waiting for the protocol times to expire.

  B. STP uses point-to-point and edge port designations.

  C. With RSTP, a designated port can transition to the forwarding state without waiting for the protocol times to expire.

  D. RSTP uses point-to-point and edge port designations.

  Correct Answer: CD

• Question 26:

  Click the Exhibit button.

  

  You have created a GRE tunnel as shown in the exhibit. The router with tunnel endpoint A is dropping the packets originating from User A and destined to User B.

  What would cause this problem?

  A. Endpoint A has the internet-options gre-path-mtu-discovery parameter enabled.

  B. User A requested fragmentation and Endpoint A has the clear-dont-fragment-bit parameter enabled.

  C. Endpoint A is missing a policy statement that allows User A's traffic into the tunnel.

  D. User A is sending maximum size default Ethernet frames with the DF bit enabled.

  Correct Answer: D

• Question 27:

  Click the Exhibit button.

  

  Referring to the exhibit, which router will be selected as the DR?

  A. R1

  B. R5

  C. R4

  D. R3

  Correct Answer: D

• Question 28:

  In which adjacency state do OSPF routers determine which router is in charge of the database synchronization process?

  A. ExStart

  B. Exchange

  C. 2Way

  D. Init

  Correct Answer: A

• Question 29:

  Referring to the exhibit, which two statements are correct? (Choose two.)

  

  A. R2 and R3 can form a Level 1 IS-IS adjacency.

  B. R4 and R5 can form a Level 1 IS-IS adjacency.

  C. R1 and R5 can form a Level 1 IS-IS adjacency.

  D. R3 and R4 can form a Level 2 IS-IS adjacency.

  Correct Answer: AD

• Question 30:

  Click the Exhibit Button.

  

  Referring to the exhibit, which two statements about the BGP connection are correct? (Choose two.)

  A. The local device has AS 100 configured but the peer is expecting AS 101.

  B. This is an EBGP peering session.

  C. This is an IBGP peering session.

  D. The local device has AS 101 configured but the peer is expecting AS 100.

  Correct Answer: BD