Deck 11: JCloud, Specialist (JNCIS-Cloud)

Question 1

Click the Exhibit button. You have a workstation and a VoIP phone connected to port ge-0/0/1 on an access switch. Referring to the exhibit, which two statements are true? (Choose two.)

A) Frames that exit interface ge-0/0/1 on the data VLAN will be tagged.
B) The phone will automatically be assigned a VLAN ID.
C) Voice frames that enter interface ge-0/0/1 will be forwarded as expedited forwarding traffic.
D) All frames that exit interface ge-0/0/1 will belong to the data VLAN.

Answer 1

Frames that exit interface ge-0/0/1 on the data VLAN will be tagged.
Voice frames that enter interface ge-0/0/1 will be forwarded as expedited forwarding traffic.

Question 2

Click the Exhibit button. A router is attempting to form an OSPF neighborship with another router. However, the OSPF neighborship fails to establish completely. Referring to the exhibit, what is the problem?

A) There is an interface type mismatch.
B) There is an interface subnet mask mismatch.
C) There is an OSPF area mismatch.
D) There is an interface MTU mismatch.

Answer 2

There is an interface type mismatch.

Question 3

Click the Exhibit button. Referring to the exhibit, which two statements are true regarding Q-in-Q tunneling? (Choose two.)

A) The C-VLAN traffic will be encapsulated with an outer VLAN tag of 150.
B) The C-VLANs 100-200 will be sent as the inner VLAN tag.
C) The C-VLAN 150 will be sent as the inner VLAN tag.
D) The C-VLAN traffic will be encapsulated with an outer VLAN tag of 10.

Answer 3

The C-VLANs 100-200 will be sent as the inner VLAN tag.
The C-VLAN traffic will be encapsulated with an outer VLAN tag of 10.

Question 4

Click the Exhibit button. Referring to the exhibit, which TTL value will be sent to the LLDP neighbors?

A) 120 seconds
B) 400 seconds
C) 90 seconds
D) 200 seconds

Question 5

Which two statements are correct about a functional ESI LAG interface? (Choose two.)

A) The LACP system ID must be the same.
B) The ESI values must be the same.
C) The LACP system ID must be different.
D) The ESI values must be different.

Question 6

Click the Exhibit button. Referring to the exhibit, how is R5 able to learn the networks that exist within the NSSA?

A) R5 learns those networks from Type 3 LSAs advertised by R2.
B) R5 learns those networks from Type 3 LSAs advertised by R3.
C) R5 does not learn those networks and uses a default route advertised by R3 instead.
D) R5 does not learn those networks but uses a default route advertised by R2 instead.

Question 7

Click the Exhibit button. Referring to the exhibit, you configured a new multifield classifier for the ge-1/2/0 interface to move ICMP traffic to the best-effort queue and traffic from 192.168.20.0/24 to the expedited forwarding queue. You received notice that some applications are not working after the change. Which configuration change will remedy the problem?

A)
B)
C)
D)

Question 8

You are using 802.1X in your access network consisting of EX Series switches. You recently had a failure with your RADIUS server which resulted in authenticating client devices being denied access to the network. You want to change this behavior so that authenticating clients are directed to a remediation VLAN. Which RADIUS server failback setting satisfies this requirement?

A) permit
B) move
C) sustain
D) deny

Question 9

You notice a mass withdrawal of routes for some of the network hosts. You determine that the link on the ESI interface is down. Which route type is used in this scenario?

A) Type 2
B) Type 3
C) Type 1
D) Type 5

Question 10

Click the Exhibit button. There is a functioning OSPFv3 neighborship between Router-1 and Router-2 over the ge-0/0/1 link. However, the 172.100.100.0/24 and 172.101.101.100/24 routes are not being shared through OSPFv3. Referring to the configuration shown in the exhibit, which two actions must you take to solve the problem? (Choose two.)

A) Add interface ge-0/0/1 under the IPv4 unicast realm for both routers.
B) Add the IPv6 family protocol under ge-0/0/2 for both routers.
C) Add the lo0 interface under OSPFv3 for both routers.
D) Add interface ge-0/0/2 under OSPFv3 for both routers.

Question 11

You have configured CoS on a Junos device. A packet is classified as best effort by a behavior aggregate (BA) classifier, and as expedited forwarding by a multifield (MF) classifier. Which statement is true in this scenario?

A) The packet will be placed in a queue associated with the BA classifier.
B) The packet will be placed into the queue which is least congested.
C) The packet will be placed into the queue that has the most bandwidth assigned to it.
D) The packet will be placed in a queue associated with the MF classifier.

Question 12

When configuring class of service, what would you use to allocate bandwidth to a forwarding class?

A) buffer depth
B) transmit rate
C) bandwidth
D) speed

Question 13

What are two supported PoE management modes? (Choose two.)

A) class
B) standalone
C) static
D) mixed

Question 14

Click the Exhibit button. Referring to the exhibit, the source is currently sending multicast traffic using group 224.1.1.1, which is being received by R1. R2 is not receiving PIM register messages. What would be the cause of this problem?

A) Tunnel services have not been enabled on R1.
B) All routers have not been configured with the same Auto-RP discovery group.
C) R5 has not received an IGMP report of 224.1.1.1.
D) A(*,G) tree has not been built yet.

Question 15

Which BGP message type contains NLRI information?

A) notification
B) keepalive
C) update
D) open

Question 16

You have multiple BGP routes to the same prefix with equal local-preference values and AS-path lengths. In this scenario, which route will be preferred in the route selection process?

A) The route with the least preferred origin value.
B) The route with the lowest MED value.
C) The route with the most preferred origin value.
D) The route with the highest MED value.

Question 17

What are three well-known mandatory BGP attributes? (Choose three.)

A) MED
B) AS-path
C) origin
D) next-hop
E) community

Question 18

You are implementing a single spanning tree instance in your network and want to use the protocol that will give you the best convergence time in the event of a physical network failure of the root bridge. Which spanning tree protocol will satisfy this requirement?

A) RSTP
B) STP
C) MSTP
D) VSTP

Question 19

What is the correct authentication processing order on EX Series switches when multiple Layer 2 authentication methods are enabled?

A) MAC RADIUS -> 802.1X -> captive portal
B) 802.1X -> MAC RADIUS -> captive portal
C) 802.1X -> captive portal -> MAC RADIUS
D) captive portal -> MAC RADIUS -> 802.1X

Question 20

You must ensure that all management traffic sourced from your Junos devices is set with a specific DSCP code-point value. Which action will accomplish this task?

A) Apply the DSCP code-point to the [edit class-of-service host-outbound-traffic] hierarchy. Apply the DSCP code-point to the [edit class-of-service host-outbound-traffic] hierarchy.
B) Apply the DSCP code-point to the [edit class-of-service interface lo0.0] hierarchy [edit class-of-service interface lo0.0] hierarchy
C) Apply the DSCP code-point in an egress policer.
D) Apply the DSCP code-point to a rewrite rule.

Question 21

Click the Exhibit button. You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You must ensure that inbound traffic from Internet hosts flow through the ISP A connection. Which statement is correct in this scenario?

A) Apply a BGP export policy to R2 to prepend [65001 65001 65001 65001 65001] to the AS path of routes advertised to ISP B
B) Apply a BGP export policy on R1 to assign a lower MED value to routes advertised to ISP A.
C) Apply a BGP export policy on R2 to assign a lower origin value to routes advertised to ISP B.
D) Apply a BGP export policy on R1 to assign a higher local preference value to routes advertised to ISP A.

Question 22

Which two statements about OSPF routing policies are correct? (Choose two.)

A) By default, OSPF export policies reject network-summary LSAs.
B) By default, OSPF export policies accept network-summary LSAs.
C) By default, OSPF import policies accept network-summary LSAs.
D) By default, OSPF import policies reject network-summary LSAs.

Question 23

You want to view the VLANs that have been created dynamically using MVRP. Which operational mode command will display this information?

A) show mvrp registration-state
B) show mvrp dynamic-vlan-memberships
C) show mvrp interface
D) show mvrp applicant-state

Question 24

Click the Exhibit button. Which well-known community needs to be used to restrict 10.0.0.0/8 from being advertised to AS 2?

A) no-publish
B) no-advertise
C) no-export-subconfed
D) no-export

Question 25

Click the Exhibit button. You receive the same 75.100.0.0/16 route from all four ISPs to which you are connected. Referring to the exhibit, which ISP's route will be selected as active?

A) ISP-D
B) ISP-C
C) ISP-B
D) ISP-A

Question 26

When configuring 802.1X authentication, what are three server fail fallback settings? (Choose three.)

A) log
B) sustain
C) permit
D) count
E) move

Question 27

Click the Exhibit button. You receive the same 100.200.0/16 route from all four ISPs to which you are connected. Referring to the exhibit, which ISP's route will be selected as active?

A) ISP-C
B) ISP-D
C) ISP-A
D) ISP-B

Question 28

You are redistributing static routes into an OSPF area. Which two statements are true in this scenario? (Choose two.)

A) The routes can be advertised in type 7 LSAs.
B) The area must be a stub area.
C) The external route advertisements have a domain scope.
D) The area must be the backbone area.

Question 29

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.

Question 30

Which protocol is a multicast routing protocol?

A) OSPF
B) BGP
C) PIM
D) IS-IS

Question 31

A BA classifier, input policer, and a multifield classifier are applied to an interface. In which order are these features processed?

A) policer -> BA classifier -> multifield classifier
B) policer -> multifield classifier -> BA classifier
C) multifield classifier -> BA classifier -> policer
D) BA classifier -> multifield classifier -> policer

Question 32

Click the Exhibit button. Referring to the exhibit, how is R1 learning the route from R2?

A) R2 has an export policy with external type 2 configured.
B) R2 has interface ge-0/0/2 configured as a passive interface under OSPFv3.
C) R2 has interface ge-0/0/2 configured in another area under OSPFv3.
D) R2 has an export policy with external type 1 configured.

Question 33

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.

Question 34

Click the Exhibit button. A router is attempting to form an OSPF neighborship with another router. However, the OSPF neighborship fails to establish completely. Referring to the exhibit, what is the problem?

A) There is an interface type mismatch.
B) There is an OSPF area mismatch.
C) There is an interface subnet mask mismatch.
D) There is an interface MTU mismatch.

Question 35

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

Question 36

You are deploying PIM source-specific multicast (SSM) for a new multicast messaging service. You have configured the multicast source to use 235.44.123.100 as the multicast address. You are not able to join the PIM SSM multicast feed. Which two solutions would resolve this problem? (Choose two.)

A) Reconfigure the multicast source to use an address in the range of 224.0.0.0 through 224.255.255.255.
B) Reconfigure the multicast source to use an address in the range of 232.0.0.0 through 232.255.255.255.
C) Add the multicast address to the [edit routing-options multicast ssm-map] stanza. Add the multicast address to the [edit routing-options multicast ssm-map] stanza.
D) Add the multicast address to the [edit routing-options multicast ssm-groups] stanza. [edit routing-options multicast ssm-groups]

Question 37

In a Layer 2 environment where 802.1X is deployed, which two statements are correct? (Choose two.)

A) RADIUS messages are exchanged between the supplicant and the authenticator.
B) RADIUS messages are exchanged between the authenticator and the authentication server.
C) Extensible Authentication Protocol messages are exchanged between the authenticator and the authentication server.
D) Extensible Authentication Protocol messages are exchanged between the supplicant and the authenticator.

Question 38

Your network has Junos Fusion configured with MX960 routers as aggregation devices (AD) and QFX5100 switches as satellite devices (SD). Which two statements are correct in this scenario? (Choose two.)

A) All SDs connected to a single AD must use the same software version.
B) SDs are added to the AD by configuring the cascade port on the AD.
C) The Fusion extended ports are configured on the SDs.
D) The AD runs the Junos software for all its connected SDs.

Question 39

Which two statements are true about IS-IS levels? (Choose two.)

A) Level 1 systems use a default route to reach AS external routes located in other areas.
B) Level 2 systems must use the loopback address as a part of the ISO network address.
C) Level 1 systems only from adjacencies with other systems that have different area IDs.
D) Level 2 systems do not advertise Level 2 routes into a Level 1 area by default.

Question 40

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

Question 41

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.

Question 42

When redistributing IGP routes into BGP, what information is used by default on Junos platforms to determine the BGP route's MED attribute value?

A) the IGP Metric
B) routing information base
C) the IGP route preference
D) route protocol source

Question 43

Which three types of ports are used for Junos Fusion Enterprise? (Choose three.)

A) extended port
B) authenticated port
C) cascade port
D) uplink port
E) designated port

Question 44

You are deploying IP phones in your Layer 2 network and are asked to ensure that the switch sends VLAN and CoS information to the IP phones automatically. In this scenario, which protocol should be used?

A) PoE+
B) LLDP
C) LLDP-MED
D) PoE

Question 45

Click the Exhibit button. You are implementing CoS for a custom application that is labeling its packets with DSCP code-point 101111. You have applied the configuration shown in the exhibit, but note that while some custom application traffic ingressing on ge-0/0/1 transits the SRX Series device successfully, packets ingressing all other ge-* interfaces are being dropped. Which action should you take to solve this problem?

A) Apply the rate-limit-ef policer to all ge- interfaces. Apply the rate-limit-ef policer to all ge- interfaces.
B) Remove the BA classifier from all ge- interfaces.
C) Configure a scheduler and scheduler map for expedited-forwarding and apply to all interfaces.
D) Modify the BA classifier to assign code point 101111 to loss priority low.

Question 46

You are enabling MSTP in your Layer 2 network to prevent loops. In this scenario, which three parameters must match on all switches in the network? (Choose three.)

A) bridge priority
B) revision level
C) MSTI-to-VLAN mapping
D) configuration name
E) max age