Juniper Juniper Certifications JN0-361 Questions & Answers

• Question 301:

  Which three elements contribute to the bridge ID when configuring RSTP? (Choose three.)

  A. designated MAC address

  B. priority

  C. extended system ID

  D. root ID

  E. bridge address

  Correct Answer: BCE

• Question 302:

  Which LDP message is used to transmit labels and forwarding equivalency class (FEC) information?

  A. advertisement

  B. discovery

  C. notification

  D. session

  Correct Answer: A

• Question 303:

  You are logged into a router and have navigated to the [edit routing-options] level of the hierarchy. You have been asked to create a static route that will use 43.18.7.1 as its primary next-hop and 76.13.10.2 as its secondary next-hop.

  Which command correctly configures this setup?

  A. set static route 0/0 76.13.10.2 qualified-next-hop 43.18.7.1 pref 10

  B. set static route 0/0 next-hop 43.18.7.1 secondary-next-hop 76.13.10.2 preference 10

  C. set static route 0/0 next-hop [76.13.10.2 10.10.10.5] pref 10

  D. set static route 0/0 next-hop 43.18.7.1 qualified-next-hop 76.13.10.2 preference 10

  Correct Answer: D

• Question 304:

  Click the Exhibit button.

  

  Referring to the exhibit, what must be true of the vlan_100 bridge domain?

  A. vlan_100 has at least one Ethernet interface assigned to it.

  B. vlan_100 does not have an Ethernet interface assigned to it.

  C. vlan_100 might have an active Ethernet interface assigned to it.

  D. vlan_100 does not have an active Ethernet interface assigned to it.

  Correct Answer: D

• Question 305:

  An Ethernet bridge is configured such that all interfaces are in a single broadcast domain. Which two tasks does the bridge perform in response to receiving a frame with an unknown unicast destination MAC address? (Choose two.)

  A. It drops the frame.

  B. It floods the frame out of all interfaces except the one on which is was received.

  C. It learns the destination MAC address.

  D. It learns the source MAC address.

  Correct Answer: BD

• Question 306:

  You have configured multiple IP-IP tunnels across your network to provide connectivity to remote sites. Which technique is used to help the IP endpoints in your network determine the optimal packet size to send across your tunnels?

  A. path MTU discovery

  B. fragmentation discovery

  C. end-to-end MTU discovery

  D. packet throughput discovery

  Correct Answer: A

• Question 307:

  You have configured an RSVP LSP in your network and have assigned it one primary and two secondary paths.

  Which command is used to validate that the LSP is using the primary path?

  A. show rsvp interface

  B. show rsvp version

  C. show rsvp neighbor detail

  D. show rsvp session detail

  Correct Answer: D

• Question 308:

  What are two uses of the AS-path attribute? (Choose two.)

  A. It is used in BGP route selection.

  B. It is used to ensure that a packet traverses the least number of routers.

  C. It is used by IGPs to avoid loops within an autonomous system.

  D. It is used to avoid routing loops between autonomous systems.

  Correct Answer: AD

• Question 309:

  Which type of router can provide connectivity between areas in an IS-IS domain?

  A. a Level 1 router with adjacencies within a single area

  B. a Level 2 router with adjacencies in more than one area

  C. an area border router with adjacencies in more than one area

  D. a Level 2 router with adjacencies in a single area

  Correct Answer: B

• Question 310:

  You have been asked to provision a service provider's network to accommodate Layer 3 VPNs as defined in RFC 4364. Which three tasks must be performed before the provider network is ready to carry VPN traffic? (Choose three.)

  A. All Juniper Networks PE routers must be configured with an appropriate router-ID unique to the VPN.

  B. All Juniper Networks PE routers must be configured with an appropriate route-target unique to the VPN.

  C. All Juniper Networks PE routers must be configured with a routing-instance of type forwarding.

  D. All Juniper Networks PE routers must be configured with a routing-instance of type vrf.

  E. All Juniper Networks PE routers must be configured with a routing-instance containing the CE-facing interface.

  Correct Answer: BDE