juniper.passguide.jn0-360.v2013-09-09.by.emiray€¦ · 09/09/2013 · c. service provider routers...

EC-JN0-360

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Vendor: Juniper

Exam Code: JN0-360

Exam Name: Service Provider, Specialist (JNCIS-SP)

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Exam A

QUESTION 1You are asked to design a Layer 2 VPN service between service provider networks that needs Ethernettransport capabilities. The VPN should support two or three endpoints. Which Layer 2 VPN technologyshould you propose?

A. LDP-signaled VPLS"First Test, First Pass" - www.lead2pass.com 45JN0-360 JN0-360 Exam

B. BGP-signaled VPLS, using the RFC 4448 Layer 2 frame formatC. LDP Layer 2 circuit, using the RFC 4448 Layer 2 frame formatD. BGP Layer 2 VPN

Correct Answer: BSection: (none)Explanation

Explanation/Reference:

QUESTION 2You are adding nonforwarding route reflectors to your network. Which three actions ensure that VPN routesare advertised properly? (Choose three.)

A. Use rib-groups to add IGP routes to inet.3 and/or inet6.3 on the route reflectors.B. Add MPLS LSPs between the route reflectors and their client routers.C. Add the route reflectors to the same IGP domain as their clients.D. Use rib-groups to add VPN routes to inet.0 and/or inet6.0 on the route reflectors.E. Add a static default route to inet.3 and/or inet6.3 on the route reflectors.

Correct Answer: BDESection: (none)Explanation


QUESTION 3Which two statements describe advantages of using BGP for VPLS signaling instead of LDP signaling?(Choose two.)

A. There is no need for MPLS signaling protocol.B. There is a well-defined scaling hierarchy.C. There is a separation of signaling from other services.D. There is auto discovery.

Correct Answer: BDSection: (none)Explanation


QUESTION 4Which statement is true about the operation of Layer 2 VPNs?

A. Layer 2 VPNs require that CE devices use the same Layer 2 encapsulationB. Layer 2 VPNs do not permit CE devices to operate a Layer 3 protocol with each other

C. Service provider routers must evaluate the IP header of packets as they traverse their networkD. Layer 2 VPNs allow CEs to use different encapsulations on either side of the VPN

Correct Answer: DSection: (none)Explanation


QUESTION 5Which two statements are true when configuring OSPF authentication? (Choose two.)


A. An OSPF link can support both simple password and MD5 authentication at the same time.B. An MD5 password requires a key ID.C. You can configure multiple MD5 passwords simultaneously on the same link.D. If the MD5 password negotiation fails, you can configure OSPF to automatically use a simple password

as a backup.

Correct Answer: BCSection: (none)Explanation

Explanation/Reference:"First Test, First Pass" - www.lead2pass.com 46JN0-360 JN0-360 Exam

QUESTION 6Which three statements are true about the BGP community attribute? (Choose three.)

A. There are three well-known communities.B. Communities can be used to signal local preference in other AS networks.C. Only well-known communities can be passed between AS networks.D. Routing policies can be simplified using BGP communities.E. Communities are used in the route selection process.

Correct Answer: ABDSection: (none)Explanation


QUESTION 7An IS-IS level 1-only router is configured within a larger multilevel hierarchy. Which OSPF area typeresembles the routing information in the L1 router's table?

A. OSPF default areaB. OSPF stub areaC. OSPF NSSAD. OSPF NSSA with no summaries



QUESTION 8Which statement is true about IS-IS?

A. IS-IS level 1 internal routes are announced to level 2 by default.B. All IS-IS level 1 routes are announced to level 2 by default.C. IS-IS level 2 internal routes are announced to level 1 by default.D. IS-IS does not share routes between level 1 and level 2 by default.

Correct Answer: ASection: (none)Explanation


QUESTION 9What does the Junos command advertise-inactive allow?

A. OSPF inactive routes to be advertised using BGPB. inactive and hidden BGP routes to be redistributed into OSPFC. the best BGP route to be re-advertised by BGP, even when it is not the best routeD. the second-best BGP route to be re-advertised by BGP, to back up the best BGP route

Correct Answer: CSection: (none)Explanation


QUESTION 10An LDP Layer 2 circuit is configured for VPN A and VPN B. Which three statements are true regarding LDPLayer 2 circuit signaling? (Choose three.)

A. PE-P LDP sessions use Martini encapsulation."First Test, First Pass" - www.lead2pass.com 47JN0-360 JN0-360 Exam

B. PE-PE LDP sessions can be extended or adjacent.C. VRF tables are needed on the PEs.D. TCC encapsulation is needed to interconnect different interface types.E. The VC type field in the LDP header specifies the encapsulation type.



QUESTION 11Your are the administrator for a network that uses IS-IS as its IGP. As the network grows, you find that theprotocol's default capabilities for setting metrics is limiting your options. Which feature can you implement to

provide a larger range of metric configuration capabilities?

A. extended metricsB. wide metricsC. expanded metricsD. full metrics



QUESTION 12You are monitoring the control plane traffic using a network analyzer on an Ethernet network segment withall routers configured with IS-IS routing. Which two statements are true? (Choose two.)

A. DIS will send hellos more frequently than other IS-IS devices.B. L1 and L2 hellos are combined in a single hello packet.C. PSNPs are sent periodically.D. Only the DIS will send CSNPs periodically.

Correct Answer: ADSection: (none)Explanation

Explanation/Reference:Feedback

QUESTION 13BGP AS-PATH is :

A. one of BGP route selection process.B. prevent loop in one Autonomous SystemC. prevent loop between Autonomous Systems

Correct Answer: ACSection: (none)Explanation


QUESTION 14ProtocolIsis {interface lo0.0interface ge-0/0/0.0}

What is the level of IS-IS router.

"First Test, First Pass" - www.lead2pass.com 48JN0-360 JN0-360 Exam

A. level 1 onlyB. level 2 onlyC. level 1, level 2D. level 1, level 2 , level 3



QUESTION 15Router A has external peer 10.1.20.1 and many internal peers , we have the following policy :

Policy-options policy-statement nhsterm 1{ from protcol bgpneighbor 10.1.20.1Then next-hop self}

what's policy should be apply for the route seclection in BGP is valid :

A. policy should apply for external peer as importB. policy should apply for external peer as exportC. policy should apply for internal peer as exportD. policy should apply for internal peer as import



QUESTION 16show interface on Junos platform.

what is true about the two ipv6 address on interface ge0/0/0?

A. two address is site-local and link-local ipv6 address



QUESTION 17We use rsvp to built three LSP path, one primary LSP and two other backup LSP, which command to showwhich LSP path has been used to foward traffic.

A. show rsvp interfaceB. show rsvp neighbor detail

C. show session rsvp detail"First Test, First Pass" - www.lead2pass.com 49JN0-360 JN0-360 Exam



QUESTION 18Which ldp packet use to sending FEC information :

A. DiscoveryB. SessionC. AdvertisementD. Notification



QUESTION 19You have configured an RSVP LSP in your network and have assigned it one primary and two secondarypaths. Which command is used to validate that the LSP is using the primary path?

A. show rsvp interfaceB. show rsvp versionC. show rsvp neighbor detailD. show rsvp session detail



QUESTION 20What 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.



QUESTION 21Which IS-IS packet is used to carry routing updates?

A. IIHB. LSPC. PSNPD. CSNP



QUESTION 22Which three statements are true regarding the show system switchover operational mode command?(Choose three.)

A. This command can only be issued on the master Routing Engine."First Test, First Pass" - www.lead2pass.com 50JN0-360 JN0-360 Exam

B. This command displays the status of graceful switchover.C. This command can only be issued on the backup Routing Engine.D. This command displays the status of the interface and process databases.E. This command displays the status of the kernel database.

Correct Answer: BCESection: (none)Explanation


QUESTION 23Which three elements contribute to the bridge ID when configuring RSTP? (Choose three.)

A. designated MAC addressB. priorityC. extended system IDD. root IDE. bridge address

Correct Answer: BCESection: (none)Explanation


QUESTION 24Which LDP message is used to transmit labels and forwarding equivalency class (FEC) information?

A. advertisementB. discoveryC. notificationD. session



QUESTION 25You are logged into a router and have navigated to the [edit routing-options] level of the hierarchy. Youhave been asked to create a static route that will use 43.18.7.1 as its primary next- hop and 76.13.10.2 asits 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 10B. set static route 0/0 next-hop 43.18.7.1 secondary-next-hop 76.13.10.2 preference 10C. set static route 0/0 next-hop [76.13.10.2 10.10.10.5] pref 10D. set static route 0/0 next-hop 43.18.7.1 qualified-next-hop 76.13.10.2 preference 10



QUESTION 26By default, which Junos routing table stores RSVP egress router information?

A. inet.1B. inet.2C. inet.3D. inet.4




QUESTION 27You are logged into a router and have navigated to the [edit routing-options] level of the hierarchy. Youhave been asked to define an aggregate route for 172.30/16. Which command correctly configures thissetup?

A. set summary route 172.30/16B. set aggregate route 172.30/16C. set route aggregate 172.30/16D. set route summary 172.30/16



QUESTION 28When sending BGP routes in an Update message, how are they grouped?

A. by grouping aggregated address ranges togetherB. by using a complete set of matching attributesC. by the originating autonomous system

D. by the originating router



QUESTION 29Click the Exhibit button. You work for the regional Internet service provider shown in the exhibit. You have apartial BGP table and are receiving a 10.100/16 route from your upstream ISP. You have been asked toconfigure a default route that can be sent to your downstream customer. This route should forwardcustomer traffic toward your upstream Tier 1 ISP as long as the 10.100/16 route is present. What wouldaccomplish this goal?

A. Create and announce an aggregate default route.B. Create and announce a static default route with a next-hop of discard.C. Create and announce a static default route with a next-hop of reject.D. Create and announce a generated default route.



QUESTION 30An operator is unable to establish any IS-IS adjacencies on a router in the network. Based on theconfiguration shown in the exhibit, what is the problem?

interfaces {ge-0/0/0 {vlan-tagging;unit 100 {vlan-id 100;family inet {address 192.168.100.97/30;}family iso;}unit 200 {vlan-id 200;family inet {address 192.168.100.94/30;}family iso;}

}fxp0 {description "MGMT INTERFACE - DO NOT DELETE";unit 0 {family inet {address 10.210.10.11/27;}}}lo0 {unit 0 {family inet {address 192.168.100.1/32;}family iso {address 49.1111.1921.6801.0001.00;}}}}protocols {isis {interface ge-0/0/0.100;interface ge-0/0/0.200;}}

A. Interface lo0 must be configured in the IS-IS hierarchy.B. Each network interface needs a unique family ISO address.C. The IS-IS level for an each interface must be specified.D. The ISO address for interface lo0 is not in hex format.



QUESTION 31You run the command show interfaces terse ge-1/0/0 and see the output shown in the exhibit.Why are two addresses being shown for this interface?

user@r1> show interfaces terse ge-1/0/0Interface Admin Link Proto Local Remotege-1/0/0 up upge-1/0/0.0 up up inet6 fe80::226:88ff:fe02:7481/64fec0:0:0:2003::1/64

A. Two addresses are assigned in IPv6, one for the physical and one for the logical interface.B. Two addresses are seen because the loopback address of the router is associated with the interface.C. The two addresses being seen are the link-local and site-local.D. An IPv6 address conflict is being seen; verify your interface configuration for problems.



QUESTION 32Router-X has an external peering session to 10.0.21.2 and several internal peers. How can the policyreferenced in the exhibit be used to make sure routes are usable?

[edit]user@Router-X# show policy-options policy-statement nhs term 1 { from {protocol bgp;neighbor 10.0.21.2;}then next-hop self;}

A. Apply nhs as an import policy to internal BGP peers.B. Apply nhs as an export policy to internal BGP peers.C. Apply nhs as an import policy to external BGP peers.D. Apply nhs as an export policy to external BGP peers.



QUESTION 33Referring to the exhibit, what will be the IS-IS levels enabled on the interface ge-0/0/0.100?

protocols {isis {interface lo0.0;interface ge-0/0/0.100;}}

A. Level 1 onlyB. Level 2 onlyC. Level 1 and Level 2D. Level 1, Level 2, and Level 3




QUESTION 34Which two statements are true about MPLS VPNs? (Choose two.)

A. With Layer 3 VPNs, the provider's routers participate in the customer's Layer 3 routing.B. MPLS VPNs are designed to run over private networks rather than the public Internet.C. With Layer 2 VPNs, the provider does not participate in the routing of the customer's private IP traffic.D. MPLS VPN tunnels are always encrypted.



QUESTION 35Which label operation is performed by an MPLS transit router?

A. injectB. popC. pushD. swap



QUESTION 36Which Junos platform supports provider bridging?

A. T Series devicesB. SRX Series devicesC. MX Series devicesD. MAG Series devices



QUESTION 37In which environment would you run BGP?

A. a company spread across multiple floors of a buildingB. a company with a single officeC. a home networkD. the public Internet



QUESTION 38For a network running single-area OSPF, how would you decrease the size of the link-state database(LSDB)?

A. Implement RIP as an overlay protocol on all devices.B. Add more devices to the OSPF network to help with LSDB processing.


C. Reduce the frequency of hello timers throughout the network.D. Implement OSPF areas.

Correct Answer: B

Section: (none)Explanation


QUESTION 39What are Martian addresses on a Junos device?

A. IP addresses that are reserved for use only with MPLS VPNs.B. IP addresses that are never installed in the routing table.C. IP addresses that are reserved for use only with GRE tunnels.D. IP addresses specifically used for out-of-band management.



QUESTION 40Which statement correctly describes the difference between a generated and an aggregate route?


A. An aggregate route can be a supernet whereas generated routes are classful.B. A generated route has a forwarding next hop that is inherited from a contributing route.C. An aggregate route has a forwarding next hop that is inherited from a contributing route.D. Only aggregate routes can be re-advertised through BGP using a policy.



QUESTION 41Which statement is true regarding the default master routing instance?

A. All IPv4 routes in the master routing instance are shared with user-defined routing instances.B. Interface routes in the master routing instance are shared with user-defined routing instances.C. Routes in the master routing instance are not shared with user-defined routing instances.D. All routes in the master routing instance are shared with user-defined routing instances.



QUESTION 42

Which routing table contains the route information for the user-defined routing instance called Candidate1?

A. inet.Candidate1.0B. Candidate1.inet.0C. inet.0D. Candidate1-inet.0



QUESTION 43Which two routing-instance types are used for non-VPN-related applications? (Choose two.)


A. virtual-routerB. vrfC. forwardingD. vpls



QUESTION 44What are two characteristics of load-balancing implementation on a Junos device? (Choose two.)

A. It balances packets on a per-packet basis.B. It balances packets on a per-flow basis.C. It is enabled through a policy.D. It is enabled by default.



QUESTION 45A network administrator has been asked to configure the most specific aggregate route to summarize thefour specific prefixes shown below:

10. .5.0/2410. .12.0/2410. .17.0/2410. .21.0/24

Which configuration completes this task?

A. [edit routing-options]user@router# show

aggregate {route 10. .0.0/19;}

B. [edit routing-options]user@router# showaggregate {route 10. .0.0/20;}

C. [edit routing-options]user@router# showaggregate {route 10. .0.0/21;}

D. [edit routing-options]user@router# showaggregate {route 10. .0.0/18;}



QUESTION 46Which statement correctly describes unified in-service software upgrades (ISSU)?

A. Unified ISSU is built upon graceful-restart extensions to allow upgrades with no impact to the dataplane.

B. Unified ISSU is supported on systems with single or dual Routing Engines.C. Unified ISSU permits both upgrades and downgrades with no control plane disruption and is based on

the graceful Routing Engine switchover (GRES) feature.D. Unified ISSU is based on nonstop-routing (NSR) and graceful Routing Engine switchover (GRES), and

permits software upgrades only.



QUESTION 47R0 is a Juniper Networks MX router with dual Routing Engines. You must load new software on R0 whileensuring no control plane disruption and minimal data loss. Which three features meet the requirement?(Choose three.)

A. graceful restartB. NSRC. graceful Routing-Engine switchover (GRES)D. unified ISSUE. BFD

Correct Answer: BCDSection: (none)Explanation


QUESTION 48What are two ways that nonstop routing works? (Choose two.)

A. by enabling redundant REs to switch from primary RE to backup REB. by alerting peer nodes of any routing table changesC. by enabling redundant REs to run a different version of the Junos OSD. by replicating routing protocol information



QUESTION 49What are three ways that graceful Routing Engine switchover provides redundancy? (Choose three.)

A. by preserving interface and kernel informationB. by reducing time of RE failoverC. by preserving the data plane informationD. by preserving the control plane informationE. by not restarting the PFE

Correct Answer: ABESection: (none)Explanation


QUESTION 50"First Test, First Pass" - www.lead2pass.com 58JN0-360 JN0-360 Exam

Which protocol do multichassis link aggregation group (MC-LAG) devices use to exchange the controlinformation between two MC-LAG network devices?

A. Virtual Chassis Control ProtocolB. Multichassis Link Aggregation ProtocolC. Link Aggregation Control ProtocolD. Inter-chassis Control Protocol



QUESTION 51Which two statements are true about unified ISSU? (Choose two.)

A. It allows gradual implementation of new features.B. It reduces operating costs while delivering higher service levels.C. It involves network down time during software image upgrades.D. It requires graceful Routing Engine switchover (GRES) and nonstop active routing (NSR).



QUESTION 52Which high availability feature is enabled by default on Junos devices?

A. nonstop active routingB. root protectionC. nonstop forwardingD. graceful Routing Engine switchover



QUESTION 53You have a router with dual Routing Engines. You want to ensure that your users experience minimumdowntime. You have decided to enable graceful Routing Engine switchover on the router.Which output accomplishes this task?

A. {master}user@R1-re0> show system snapshotInformation for snapshot on hard-diskCreation datE.Nov 1 1 :5 :0 2012JUNOS version on snapshot:jbase : 11.4R2jcrypto: 11.4R2jdocs : 11.4R2jkernel: 11.4R2jpfe : M40-11.4R2jroute : 11.4R2

B. {backup}user@R1-re1> show system switchoverGraceful switchover: OnConfiguration databasE.Readykernel databasE.Ready"First Test, First Pass" - www.lead2pass.com 59JN0-360 JN0-360 ExamPeer StatE.steady State

C. {backup}user@R1-re1> show system snapshotInformation for snapshot on hard-diskCreation datE.Nov 1 1 :5 :0 2012JUNOS version on snapshot:jbase : 11.4R2jcrypto: 11.4R2jdocs : 11.4R2jkernel: 11.4R2jpfe : M40-11.4R2jroute : 11.4R2

D. {master}user@R1-re0> show system switchoverGraceful switchover: OnConfiguration databasE.Ready

kernel databasE.ReadyPeer StatE.steady State



QUESTION 54Which OSPF LSA type is sent from the ABR to describe an ASBR that is in an area to which it isconnected?

A. Type 7B. Type 5C. Type 4D. Type 3



QUESTION 55What are two functions of an OSPF BDR? (Choose two.)

A. The BDR advertises link-state information with all other OSPF routers on the segment.B. The BDR forms an adjacency with all other OSPF routers on the segment.C. The BDR is ready to assume the role of the DR device if it fails.D. The BDR functions can be distributed to the DR device on the segment.



QUESTION 56Which OSPF adjacency state is reached when a hello packet has been sent, but bidirectionalcommunication has not been established?

A. DownB. InitC. 2-wayD. ExStart




QUESTION 57

What is a reason for an OSPF router to display a designated router ID of 0.0.0.0?

A. The MTU is mismatched.B. The subnet mask is mismatched.C. The interface type is point-to-point.D. The interface type is broadcast.



QUESTION 58Which two OSPF areas allow external routes? (Choose two.)

A. backbone areaB. not-so-stubby areaC. stub areaD. totally stubby area

Correct Answer: ABSection: (none)Explanation


QUESTION 59Which LSA packet types are originated only by an OSPF ABR router?

A. Type 2 and Type 3B. Type 3 and Type 4C. Type 5 and Type 6D. Type 6 and Type 7



QUESTION 60In an OSPF environment, which two configuration parameters are used to determine which router is theDR? (Choose two.)

A. the router with the highest priorityB. the router with the lowest priorityC. the router with the highest RIDD. the router with the lowest RID



QUESTION 61You have entered the show ospf route command and see routes with a metric type of EXT2.What does this indicate?

A. These routes are OSPF interarea routes."First Test, First Pass" - www.lead2pass.com 61JN0-360 JN0-360 Exam

B. These routes have been redistributed into OSPF and are using a Type 2 metric.C. These routes are preferred over the same routes with an EXT1 metric.D. These routes are OSPF intra-area routes.



QUESTION 62You want to verify the frequency and type of SPF calculations on your Junos device.Which command displays this information?

A. show ospf database | match logB. show spf logC. show ospf logD. show ospf statistics



QUESTION 63You are troubleshooting an OSPF adjacency that is stuck in the ExStart state.What would be the correct step to resolve the problem?

A. Look for a mismatched IP subnet or mask.B. Determine whether the neighbor is a DR-Other.C. Determine whether the hello and dead intervals are the same on both sides.D. Review the MTU settings to ensure that they match.



QUESTION 64You are asked to redistribute routes into OSPF.Which action accomplishes this task?

A. Create a redistribution policy and apply it as an export policy under the [edit protocols ospf area]hierarchy.

B. Create a redistribution policy and apply it as an import policy in the [edit protocols ospf] hierarchy.C. Create a redistribution policy and apply it as an import or an export policy in the [edit protocols ospf]

hierarchy.

D. Create a redistribution policy and apply it as an export policy in the [edit protocols ospf] hierarchy.



QUESTION 65You are configuring OSPF on a Junos device; however, you have not configured a router ID.What is the default behavior in this situation?

A. If the loopback is configured with a 127/8 address, it will be used.B. If the loopback is not configured, it will use the interface with the highest IP address.C. If the loopback is configured and does not have a usable address, the IP address associated with the

first hardware interface is used.D. If you configure a dedicated management address and include that interface in OSPF, it will be "First

Test, First Pass" - www.lead2pass.com 62JN0-360 JN0-360 Examused as the router ID.



QUESTION 66Which two statements correctly describe IS-IS adjacencies? (Choose two.)


A. Level 1 adjacencies can form in the same (intra) area only.B. Level 2 adjacencies are formed between (inter) areas only.C. Level 2 adjacencies can be established either interarea or intra-area.D. Level 2 adjacencies can form within the same (intra) area only.



QUESTION 67Which IS-IS PDU is used to request a retransmission of a missing link-state packet?

A. the complete sequence number PDUB. the partial sequence number PDUC. a hello PDU with a request PDU TLV specifying the missing LSPD. a hello PDU with a refresh PDU TLV requesting all LSPs



QUESTION 68Which statement is true regarding the IS-IS designated intermediate system (DIS)?

A. The DIS function is used only on broadcast or multi-access networks.B. The DIS function is used on both broadcast and point-to-point link types.C. On a broadcast network, adjacencies are formed only between the non-DIS nodes and the DIS to help

reduce adjacency overhead.D. IS-IS supports a backup DIS mechanism to provide rapid failover in the event of a DIS failure.



QUESTION 69You want to establish an IS-IS Level 1 adjacency between two routers. The adjacency is not forming. Whichthree reasons would account for this issue? (Choose three.)

A. A lack of or a malformed ISO network entity title (NET) on the loopback interface would cause thisissue.

B. The interface MTU might be less than 1492.C. The IS-IS protocol on the loopback interface has not been enabled.D. The area IDs might be matched and should be set differently.E. An ISO NET might not be configured on the physical interface.

Correct Answer: ABCSection: (none)Explanation



Which three statements are true regarding the IS-IS link-state database (LSDB)? (Choose three.)

A. An L1 router has a single database reflecting the connectivity of its area.B. An L1 router often relies on a default route generated by attached routers to reach interarea

destinations.C. The Level 2 database contains only backbone area routes unless route leaking is configured.D. Route leaking can be used to optimize Level 2 to Level 1 routing.E. An attached router has at least two LSDBs: one for each Level 1 area and a single LSDB for the Level 2

backbone.

Correct Answer: ABESection: (none)Explanation


QUESTION 71Which PDU type is sent by an IS-IS router when it detects that its link-state database is out of date?

A. helloB. link stateC. complete sequence numberD. partial sequence number



QUESTION 72What are two similarities between OSPF and IS-IS? (Choose two.)

A. Both use hello packets to form and maintain adjacencies.B. Both use the Dijkstra algorithm to construct a shortest-path tree.C. Both elect a designated router and a backup designated router.D. Both have a built-in mechanism to provide address summarization between areas.



QUESTION 73Which three statements correctly describe IBGP and EBGP interaction? (Choose three.)

A. IBGP is used within an AS, whereas EBGP is used between two different ASs.B. EBGP peering is normally loopback-based to provide tolerance for interface or link failures.C. By default, EBGP updates the next-hop attribute, whereas IBGP does not.D. IBGP speakers can re-advertise IBGP-learned or EBGP-learned routes to other IBGP speakers.E. EBGP speakers can re-advertise IBGP-learned or EBGP-learned routes to other EBGP speakers.

Correct Answer: ACESection: (none)Explanation


QUESTION 74Which two statements correctly describe how the AS path attribute is used by BGP? (Choose two.)

A. The AS path attribute is updated whenever an EBGP-learned route is re-advertised using IBGP.B. The AS path attribute is updated in EBGP advertisements only and is the primary loop- avoidance

mechanism for BGP.C. When local preference is the same, the AS path attribute is a common tiebreaker, where paths with

fewer "First Test, First Pass" - www.lead2pass.com 64JN0-360 JN0-360 ExamAS hops are preferred.

D. When local preference is the same, the AS path attribute is a common tiebreaker, where paths with

more AS hops are preferred.



QUESTION 75Which statement describes the role of local preference in the BGP route selection process?

A. Local preference is evaluated early in the BGP route selection process and results in the route with thehighest numerical local preference being selected.

B. Local preference is evaluated early in the BGP route selection process and results in the route with thelowest numerical local preference being selected.

C. Local preference is used to break ties when all other received BGP attributes are otherwise equal.D. Local preference is sent by an EBGP speaker to a neighboring AS in an attempt to influence how the

remote peer's traffic will ingress into your network.



QUESTION 76Which three BGP attributes are used for loop prevention? (Choose three.)

A. AS pathB. originator IDC. next hopD. cluster listE. origin

Correct Answer: ABDSection: (none)Explanation


QUESTION 77You are attempting to influence return traffic into your autonomous system by preferring one router as anentry point.Which two BGP attributes will affect this behavior? (Choose two.)

A. originator IDB. local preferenceC. AS pathD. MED

Correct Answer: CDSection: (none)Explanation


QUESTION 78Which three BGP attributes must be sent to EBGP peers? (Choose three.)

A. local preferenceB. atomic aggregatorC. originD. next hop


E. AS path

Correct Answer: CDESection: (none)Explanation


QUESTION 79What is a valid BGP neighbor state?

A. OpenEstablishedB. OpenConnectC. OpenConfirmD. OpenActive



QUESTION 80Which statement is true regarding BGP?

A. Using BGP within your AS eliminates the need for an IGP.B. EBGP sessions have a TTL value of 64 by default.C. If an EBGP peer is more than one hop away, a multihop BGP session must be established.D. BGP devices require a direct connection to peer with each other.



QUESTION 81A route to the same destination is received from two different BGP sources. Which criterion is consideredfirst to determine the active BGP route?

A. cluster lengthB. AS-path lengthC. lowest RIDD. local preference

Correct Answer: DSection: (none)

Explanation


QUESTION 82You are troubleshooting a BGP-learned prefix that is not being installed in the routing table.Which command shows you the missing route?

A. show route advertising-protocol bgpB. show route stateC. show route hidden extensiveD. show bgp summary



QUESTION 83You are asked to configure a new external BGP connection to a peer's loopback interface. You


verify that the peer's loopback interface is reachable, but the BGP connection remains in Idle state. WhichBGP parameter is required to establish the BGP connection?

A. multipathB. multihopC. as-overrideD. advertise-inactive



QUESTION 84Which two statements are true about virtual switches? (Choose two.)

A. Multiple virtual switches share a single MAC table.B. Virtual switches contain separate MAC tables.C. By default, the direct route associated with a virtual switch's IRB interface is placed in inet.0.D. By default, the direct route associated with a virtual switch's IRB interface is placed in the associated

virtual switch's routing table.



QUESTION 85In Q-in-Q tunneling, what is the purpose of the pop-swap operation?

A. pop the outer tag and swap the inner tagB. pop and swap the inner tagC. pop and swap both outer and inner tagsD. pop the inner tag and swap the outer tag



QUESTION 86What are three components of the tag portion of an 802.1Q-tagged Ethernet frame? (Choose three.)

A. Tag Protocol IdentifierB. maximum transmission unitC. canonical format indicatorD. unique VLAN identifierE. frame check sequence

Correct Answer: ACDSection: (none)Explanation


QUESTION 87Which three mechanisms are used by switches to build and maintain bridge tables? (Choose three.)

A. learningB. rewritingC. flooding


D. agingE. blocking



QUESTION 88What is the purpose of a trunk link?

A. to carry traffic for multiple VLANs between multiple switchesB. to interconnect multiple bridging domains on the same switchC. to aggregate multiple native VLANs into a single bridging domainD. to allow Layer 3 functionality for multiple VLANs



QUESTION 89What are two differences between RSTP and VSTP? (Choose two.)

A. Using VSTP, the BPDU destination address is always 01:00:0C:CC:CC:CD.B. Using VSTP, the BPDU frame carries an 802.1Q tag.C. Using RSTP, the BPDU destination address is always 01:00:0C:CC:CC:CD.D. Using RSTP, the BPDU frame carries an 802.1Q tag.



QUESTION 90A rogue switch has been added to your network, exchanged BPDUs, and is now part of the spanning treetopology.Which feature would help prevent this from happening in the future?

A. storm controlB. BPDU controlC. root protectionD. loop protection



QUESTION 91What is the maximum number of MSTIs supported in an MST region?

A. 32B. 64C. 128D. 256




Which two statements are true about STP and RSTP? (Choose two.)

A. STP uses a proposal-and-agreement handshake on point-to-point links instead of timers.B. In RSTP, root ports and edge ports transition to the forwarding state immediately, without exchanging

messages with other switches.C. In RSTP, a TCN is generated when a port transitions to the discarding state.

D. In STP, the forwarding delay timer and maximum age timer define the convergence delay.



QUESTION 93What are two types of BPDUs in the Spanning Tree Protocol? (Choose two.)

A. configurationB. helloC. topology change notificationD. link state



QUESTION 94You are asked to establish an MPLS LSP between two sites. You are required to ensure the LSP traversesspecific routers within your network.Which solution is correct?

A. Enable traffic engineering within LDP and define the explicit route the LSP must follow.B. Implement RSVP and define the explicit route the LSP must follow.C. Enable traffic engineering within RSVP and define the explicit route the LSP must follow.D. Implement LDP and define the explicit route the LSP must follow.



QUESTION 95Which statement is correct about the inet.3 routing table?

A. MPLS creates a copy of the mpls.0 table and stores it in the inet.3 routing table.B. The inet.3 routing table is used by transit routers to identify label values.C. BGP can use the inet.3 routing table to resolve next hops.D. MPLS uses the inet.3 routing table to assign labels.



QUESTION 96Which two statements are correct about default MPLS behavior on Junos devices? (Choose two.)

A. The MPLS label is popped by the penultimate router.

B. The MPLS label is popped by the ultimate router.C. The MPLS label is pushed by the ingress router.D. The MPLS label is swapped by the ingress router.




QUESTION 97Which two statements regarding the MPLS label information base are correct? (Choose two.)

A. The MPLS label information base is stored in the inet.3 table.B. The MPLS label information base is stored in the mpls.0 table.C. The label information base is used by all LSRs to forward LSP traffic.D. The label information base is used by transit LSRs to forward LSP traffic.



QUESTION 98Which two statements are correct about RSVP path messages? (Choose two.)

A. They are sent by the egress router upstream.B. They are sent by the ingress router downstream.C. They are used to create an LSP.D. They are used to reserve resources for an LSP.



QUESTION 99Which two statements are correct regarding LDP-signaled VPLS instances? (Choose two.)

A. You must enable the Layer 2 VPN signaling NLRI.B. You must configure the same VPLS identifier on all peers.C. You must define a the same site-identifier value on all peers.D. You must define all neighbors using their tunnel end-point IP addresses.



QUESTION 100Which two statements are correct regarding LDP-signaled Layer 2 circuits? (Choose two.)

A. You must enable the Layer 2 VPN signaling NLRI.B. You must configure the virtual circuit identifier.C. You must specify the neighbor using the tunnel end-point IP address.D. You must define a unique site-identifier value.



QUESTION 101Which two statements are correct regarding BGP-signaled Layer 2 VPNs? (Choose two.)

A. You must enable the Layer 2 VPN signaling NLRI.B. You must configure the virtual circuit identifier.


C. You must specify the neighbor using the tunnel end-point IP address.D. You must define a unique site-identifier value.



QUESTION 102Which two statements regarding VRF tables are correct? (Choose two.)

A. A PE router's VRF table stores routes received from directly connected CE devices.B. A PE router's VRF table stores routes received from its IGP from remote PE devices.C. A PE router's VRF table stores routes received from MP-BGP from remote PE devices.D. A PE router's VRF table stores routes received from all P and PE devices within the same AS.



QUESTION 103You have been asked to implement routing policy on the PE devices in your AS and to ensure the correctcustomer routes are installed in the appropriate VRF tables. Which component should be used as a matchcondition within your policy?

A. BGP communities


B. VLAN IDsC. route distinguisherD. circuit IDs



QUESTION 104What is the purpose of a route target community in a Layer 3 VPN?

A. The community value is used to identify routes that should be imported by remote PEs.B. The community value is used to determine valid remote devices when signaling a Layer 3 VPN.C. The community value is used to identify the source of incoming routes.D. The community value is used to determine transit devices when signaling a Layer 3 VPN.



QUESTION 105You have been asked to deploy a Layer 2 VPN for a new customer. What information will be present in thePE's associated VPN forwarding table? (Choose three.)

A. the customer site IDB. the route distinguisherC. the interface encapsulationD. the label baseE. the community name



QUESTION 106You have an established Layer 3 VPN where you are using static routing between your PE and CE devices.You must advertise their directly connected subnet to remote PE devices.Which two methods must you use? (Choose two.)

A. Use a site identifier.B. Use the VRF table label.C. Use a VRF export policy.D. Use a route distinguisher.



QUESTION 107You have been asked to verify the state of an LDP-signaled Layer 2 circuit. Which two commands wouldyou use to verify the state of the connection? (Choose two.)

A. show mpls lspB. show l2circuit connectionsC. show l2circuit statisticsD. show ldp database



QUESTION 108What are two valid IPv6 addresses? (Choose two.)

A. 2bfc::02 :0:0:fe c:5cB. 2bfc::2 ::fe c:5cC. 2bfc:2 :0:0:fe c:5cD. 2bfc:0:0:2 ::fe c:5c



QUESTION 109Which new field is added to the IPv6 header when compared to IPv4?

A. versionB. fragment offsetC. checksumD. flow label



QUESTION 110Which three are valid IPv6 extension headers? (Choose three.)

A. multicast headerB. authentication header


C. autoconfiguration optionsD. fragmentE. hop-by-hop options



QUESTION 111What are two components of an IPv6 router advertisement message? (Choose two.)

A. DHCPv6 requestB. Layer 2 address of advertising routerC. duplicate address detection notificationD. link MTU



QUESTION 112Which two statements are correct about neighbor discovery in IPv6? (Choose two.)

A. Neighbor discovery relies on ARP to find neighbors on a local link.B. A neighbor is considered reachable when the neighboring device responds to a neighbor solicitation

message.C. A neighbor is considered reachable when the neighboring device responds to a router solicitation

message.D. Neighbor discovery does not use ARP to find neighbors on a local link.



QUESTION 113You want to configure an interface on your router to use an IPv6 global IP address. Which three methodsaccomplish this task? (Choose three.)

A. Use stateless autoconfiguration to assign only the 64 bit interface ID.B. Use stateful autoconfiguration to assign only the 64 bit interface ID.C. Use stateful autoconfiguration to assign the entire global IPv6 address.D. Use a statically assigned global IPv6 address.E. Use stateless autoconfiguration to assign the entire global IPv6 address



QUESTION 114Which two support tunneling for non-IP protocols on Junos devices? (Choose two.)

A. ATM AAL2

B. GREC. IP-IPD. ATM AAL1



QUESTION 115Which two support the tunneling of IP traffic on Junos devices? (Choose two.)

A. ATM AAL2B. GREC. IP-IPD. ATM AAL1



QUESTION 116Which two statements are true regarding GRE tunnels? (Choose two.)

A. GRE can be used to tunnel IP packets only.B. A GRE tunnel can be applied only at the physical interface level.C. GRE tunnels can be used to send nonroutable packets over a public IP network.D. GRE tunnels can be used as backup links.



QUESTION 117Which two statements are true regarding GRE tunnel overhead? (Choose two.)

A. If the host sends a packet larger than the MTU, that packet must be dropped.B. Packets are not dropped because the router clears the DF bit for GRE traffic by default.C. Packets larger than the MTU are fragmented or dropped depending on the DF bit setting.D. You can change the tunnel MTU to avoid packet fragmentation or drops.



QUESTION 118Click the Exhibit button. You are advertising the route in the exhibit to your OSPF neighbors.What happens if the 10.0.0.0/16 route is unavailable?

user@router> show route 0/0 exact detailinet.0: 14 destinations, 14 routes (14 active, 0 holddown, 0 hidden) 0.0.0.0/0 (1 entry, 1 announced)*Aggregate PreferencE. 130Next hop typE. Router, Next hop index:Next-hop reference count: 4Next hop: 172.30.25.1 via ge-0/0/1.100, selectedStatE.Local AS: 65400AgE. 1:03:46Task: AggregateAnnouncement bits (2): 0-KRT 2-OSPFAS path: IFlags: Generate Depth: 0 ActiveContributing Routes (1):

"FirstTest, FirstPass" - www.lead2pass.com 74JN0-360 JN0-360 Exam

10.0.0.0/16 proto BGP

A. The default route will remain active and will "blackhole" all traffic from your OSPF peers.B. The default route will become unavailable and will no longer be advertised to your OSPF peers.C. The default route will remain active and will continue to be advertised to your OSPF peers.D. The default route will become unavailable and will continue to be advertised to your OSPF peers.



QUESTION 119Click the Exhibit button. You have been asked to configure per-packet load balancing. Referring to theexhibit, which configuration correctly applies the load-balancing policy?

[edit policy-options]user@router# showpolicy-statement load-balance {from {route-filter 10.243.0.0/24 exact;route-filter 10.224.1.0/24 exact;}then {load-balance per-packet;}}

A. [edit routing-options]user@router# showforwarding-options {export load-balance;}

B. [edit routing-options]user@router# showstatic {export load-balance;}

C. [edit routing-options]user@router# showforwarding-table {export load-balance;

}D. [edit routing-options]

user@router# showrouting-table {export load-balance;}



QUESTION 120Referring to the exhibit, what is the result of the RIB group configuration?

[edit]user@router# show routing-options


rib-groups {test {import-rib [ walter.inet.0 nancy.inet.0 ];}}

A. All routes from the walter.inet.0 and the nancy.inet.0 routing tables will be imported into the defaultmaster routing instance.

B. Routes from the walter.inet.0 routing table will be imported into the nancy.inet.0 routing table.C. All routes will be shared between the walter.inet.0 and the nancy.inet.0 routing tables.D. Routes from the nancy.inet.0 routing table will be imported into the walter.inet.0 routing table.



QUESTION 121Referring to the exhibit, which statement is correct?

{master}[edit]user@router-RE0# run show task replicationStateful Replication: EnabledRE modE. MasterProtocol Synchronization StatusOSPF CompleteRIP CompleteBGP CompleteMPLS CompleteLDP Complete{master}[edit]user@router-RE0# run show bgp summary | match 192.168.1.1 192.168.1.1 65056 288 327 0 2 1:05 Establ{backup}[edit]user@router-RE1# run show system switchoverGraceful switchover: OnConfiguration databasE. ReadyKernel databasE. ReadyPeer statE. Steady State

{backup}[edit]user@router-RE1# run show bgp summary | find 192.168.1.1192.168.1.1 65056 592 737 3778 2 1:33 Establ{backup}[edit]user@router-RE1# run show bgp replicationSynchronization master:Session statE. Up, SincE. 6d 20:42:51Flaps: 1, Last flap reason: Commit-sync errorProtocol statE. Idle, SincE. 5d 19:41:52Synchronization statE. CompleteNumber of peers waitinG. AckWait: 0, SoWait: 0, ScheduleD. 0 rsync walk at: inet.0 - , queued 0Messages sent: Open 1, Establish 7415, Update 17, Error , Complete 48 Messages receiveD. Open 1,Request 1 wildcard 47 targeted, EstablishAck 2827, CompleteAck 4

A. An RE switchover is likely to result in BGP disruption, but no dataplane impact will be seen.B. An RE switchover is likely to result in BGP disruption which will also effect the dataplane.


C. The system is not yet GRES ready, you need to wait for kernel synchronization to complete.D. The system is NSR ready and a switchover should be hitless to the BGP control and data plane.



QUESTION 122You have been asked to determine if an NSR switchover will be hitless for a given BGP peer.Referring to the exhibit, which statement is true?

{master}[edit]user@router-RE0# run show task replicationStateful Replication: EnabledRE modE. MasterProtocol Synchronization StatusOSPF CompleteRIP CompleteBGP CompleteMPLS CompleteLDP Complete{master}[edit]user@router-RE0# run show bgp summary | find 192.168.1.1192.168.1.1 65056 0 0 11:14 Establinet.0: 0/0/0/0inet.2: 0/0/0/0bgp.l3vpn.0: 0/0/0/0...{backup}[edit]user@router-RE1# run show system switchoverGraceful switchover: OnConfiguration databasE. ReadyKernel databasE. SynchronizingPeer statE. Steady State{backup}[edit]user@router-RE1# run show bgp summary | find 192.168.1.1192.168.1.1 65056 306 581 0 7 7 Idle

A. The BGP session is idle on the backup RE indicating that the session will flap at switchover.B. The task replication process has completed on the master indicating a hitless switchover can be

expected.C. The GRES synchronization process is underway and must complete before the protocol state can be

checked.D. The BGP session is idle on the backup RE which is normal; it toggles to established at mastership

change.



QUESTION 123Click the Exhibit button. R1 and R2 are using VRRP for high availability. Referring to the exhibit, which twostatements are correct about the configuration? (Choose two.)

user@R1> show configuration interfaces ge-1/1/0unit 0 {family inet {address 10.100.1.1/24 {


vrrp-group 1 {virtual-address 10.200.12.254;priority 150;accept-data;track {interface ge-1/0/0 {priority-cost 40;}}}}}}user@R2> show configuration interfaces ge-1/1/0unit 0 {family inet {address 10.100.1.2/24 {vrrp-group 1 {virtual-address 10.200.12.254;accept-data;}}}}

A. R2 is the backup router and will become the master router if ge-1/0/0 on R1 goes down.B. R2 is the backup router and will remain the backup router if ge-1/0/0 on R1 goes down.C. If R1 goes down, R2 will become the master and will relinquish mastership once R1 comes back online.D. If R1 goes down, R2 will become the master and will remain the master once R1 comes back online.



QUESTION 124Click the Exhibit button. The router was just powered on.Referring to the exhibit, what is the OSPF RID?

interfaces {ge-1/0/3 {unit 0 {family inet {address 192.168.1.1/30;}}}ge-1/1/0 {unit 0 {family inet {address 10.100.10.1/30;}}}fxp0 {unit 0 {family inet {address 10.2.1.13/28;


}}}lo0 {unit 0 {family inet {address 10.100.1.1/32;address 127.0.0.1/32;}}}}protocols {ospf {area 0.0.0.0 {interface ge-1/0/3.0;interface ge-1/1/0.0;}}}

A. 192.168.1.1B. 10.100.1.1C. 127.0.0.1D. 10.2.1.13



QUESTION 125Referring to the exhibit, what is the resulting behavior on interface ge-1/0/0?

protocols {isis {level 1 disable;

interface ge-1/0/0.0 {level 2 disable;}interface ge-1/1/0.0;interface lo0.0;}}

A. Level 1 is enabled.B. Level 1 is disabled.C. Level 2 is enabled.D. Level 1 and Level 2 are disabled.



QUESTION 126Referring to the exhibit, which two statements are true regarding the GE interface? (Choose two.)

[edit]


user@router# run show isis interfaceIS-IS interface database:Interface L CirID Level 1 DR Level 2 DR L1/L2 Metricge-1/0/2.0 3 0x1 router.00 router.00 10/10lo0.0 0 0x1 Passive Passive 0/0

A. It operates at both Level 1 and Level 2.B. It operates at Level 3, which supports hierarchical backbone areas.C. The local router is the IS-IS designated intermediate system at all levels.D. The local router is the IS-IS designated router at all levels.



QUESTION 127R1 and R2 have a Level 1 IS-IS adjacency. R2 participates in both Level 1 and Level 2, and is receivingroutes from a Level 2 neighbor. A policy on R2 has been created to leak routes to Level 1, but R1 is notreceiving the routes.Referring to the exhibit, what is the solution on R2?

user@R2> showprotocols {isis {export leak;interface ge-1/1/0.0;interface ge-1/1/1.0 {level 1 disable;}interface lo0.0;}

}policy-options {policy-statement leak {term 1 {from level 1;to level 2;then accept;}}}

A. The policy must be applied as an export policy at the interface level.B. The policy must be changed to include from protocol isis.C. The policy must be changed to specify from level 2 and to level 1.D. The policy must be applied as an import policy.



QUESTION 128Referring to the exhibit, R1 and R2 are directly connected using interface ge-1/1/0.What happens as a result of the configurations?

user@R1> showinterfaces {


ge-1/1/0 {unit 0 {family inet {address 10.100.1.1/30;}family iso;}}lo0 {unit 0 {family inet {address 10.100.10.1/32;}family iso {address 49.1001.0010.0100.00;}}}}protocols {isis {interface ge-1/1/0.0 {level 2 disable;}interface lo0.0;}}user@R2> showinterfaces {ge-1/1/0 {

unit 0 {family inet {address 10.100.1.2/30;}}}lo0 {unit 0 {family inet {address 10.100.10.2/32;}family iso {address 49.1001.0010.0200.00;}}}}protocols {isis {interface ge-1/1/0.0;interface lo0.0;}}

A. No adjacency formsB. Level 2 adjacency forms


C. Level 1 adjacency formsD. Level 1 and Level 2 adjacencies form



QUESTION 129Referring to the exhibit, R1 and R2 are directly connected using interface ge-1/1/0.What is the reason the IS-IS adjacency fails?

user@R1> showinterfaces {ge-1/1/0 {unit 0 {family inet {address 10.100.1.1/30;}family iso;}}lo0 {unit 0 {family inet {address 10.100.10.1/32;}family iso {address 49.1001.0010.0100.00;}}}}

protocols {isis {level 1 disable;interface ge-1/1/0.0 {level 2 disable;}interface lo0.0;}}user@R2> showinterfaces {ge-1/1/0 {unit 0 {family inet {address 10.100.1.2/30;}family iso {mtu 1496;}}}lo0 {unit 0 {family inet {address 10.100.10.2/32;


}family iso {address 49.1002.0010.0200.00;}}}}protocols {isis {interface ge-1/1/0.0 {level 2 disable;}interface lo0.0;}}

A. R2 has an MTU value of 1496 configured on ge-1/1/0.B. R2 and R1 have different area IDs.C. R1 is configured for Level 2, and R2 is configured for Level 1.D. R1 is configured for both Level 1 and Level 2 to be disabled.



QUESTION 130Referring to the BGP peering sessions shown in the exhibit, which two statements are true? (Choose two.)

[edit]user@router> show bgp summary...

Peer AS InPkt OutPkt OutQ Flaps Last Up/Dwn State...5.1.1.1 100 10 0 1 14:06 Established10.1.1.1 200 10 0 1 14:06 Active20.1.1.1 300 10 0 1 14:06 Idle

A. The peering session with the 10.1.1.1 neighbor is fully operational.B. The peering session with the 5.1.1.1 neighbor is fully operational.C. The local router peering with the 20.1.1.1 neighbor is waiting for a start event.D. The local router peering with the 20.1.1.1 neighbor is waiting for a BGP refresh message.



QUESTION 131Click the Exhibit button. Two newly configured BGP peers have remained in the states shown in the exhibitfor several hours.Which two statements are true? (Choose two.)

user@router> show bgp summaryGroups: 2 Peers: 2 Down peers: 2Table Tot Paths Act Paths Suppressed History Damp State Pending inet.00 0 0 0 0 0Peer AS InPkt OutPkt OutQ Flaps Last Up/Dwn State...


5.1.1.1 100 1 0 0 14:06 OpenConfirm10.1.1.1 200 0 1 14:06 Active

A. The TCP three-way handshake has completed successfully with the 10.1.1.1 peer.B. The TCP three-way handshake has completed successfully with the 5.1.1.1 peer.C. The local router has received a BGP keepalive message from the 5.1.1.1 peer.D. The local router is initiating a transport protocol connection with the 10.1.1.1 peer.



QUESTION 132Referring to the exhibit, why is the 200.1.0.0/16 prefix failing to be advertised in BGP?

user@router# run show route advertising-protocol bgp 192.168.12.1 user@router# run show routeinet.0: 11 destinations, 12 routes (11 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * =Both2.2.2.2/32 *[Direct/0] 3w6d 03:57:51> via lo0.0192.168.12.0/24 *[Direct/0] 01:07:34> via xe-0/0/0.0192.168.12.2/32 *[Local/0] 01:07:34Local via xe-0/0/0.0200.1.0.0/16 *[Aggregate/130] 00:00:58Reject[IS-IS/165] 00:10:57, metric 10> to 200.1.1.2 via xe-0/0/3.0

200.1.1.0/24 *[Direct/0] 00:29:21> via xe-0/0/3.0200.1.1.1/32 *[Local/0] 00:29:21Local via xe-0/0/3.0iso.0: 1 destinations, 1 routes (1 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both49.0000.0020.0200.2002/72*[Direct/0] 3w4d 21:07:32> via lo0.0inet6.0: 3 destinations, 4 routes (3 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both2:2:2::2/128 *[Direct/0] 3w4d 21:22:24> via lo0.0[edit]user@router# show policy-optionspolicy-statement adv-route {term t1 {from {protocol isis;route-filter 200.1.0.0/16 exact;}then accept;}term t2 {then reject;}}[edit]


user@router# show protocols bgpgroup ebgp {type external;export adv-route;neighbor 192.168.12.1 {peer-as 65000;}}

A. BGP needs a next-hop self policy.B. The aggregate route is set to reject.C. The policy works for internal BGP only.D. The IS-IS route is less preferred than the aggregate route.



QUESTION 133Click the Exhibit button. R2 is exporting static routes to R1 using BGP. R1 is not receiving one of the fivestatic routes that is configured on R2.Referring to the exhibit, what should be changed under the BGP configuration to resolve this issue?

user@R1> show route protocol bgpinet.0: 6 destinations, 6 routes (6 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both200.200.0.0/24 *[BGP/170] 00:00:47, localpref 100AS path: 65001 I> to 192.168.100.1 via ge-1/1/5.435200.200.1.0/24 *[BGP/170] 00:00:47, localpref 100AS path: 65001 I

> to 192.168.100.1 via ge-1/1/5.435200.200.2.0/24 *[BGP/170] 00:00:47, localpref 100AS path: 65001 I> to 192.168.100.1 via ge-1/1/5.435200.200.3.0/24 *[BGP/170] 00:00:47, localpref 100AS path: 65001 I> to 192.168.100.1 via ge-1/1/5.435user@R2> show route 200.200/16inet.0: 36 destinations, 36 routes (36 active, 0 holddown, 0 hidden) Restart Complete+ = Active Route, - = Last Active, * = Both200.200.0.0/24 *[Static/5] 00:09:12Reject200.200.1.0/24 *[Static/5] 00:09:12Reject200.200.2.0/24 *[Static/5] 00:09:12Reject200.200.3.0/24 *[Static/5] 00:09:12Reject200.200.4.0/24 *[Static/5] 00:09:12Rejectuser@R2> show configuration protocols bgpexport export-200;group c5 {neighbor 192.168.100.2 {export export-200.200;


peer-as 65002;}}user@R2> show configuration policy-options policy-statement export- 200.200term 1 {from {route-filter 200.200.0.0/22 longer;}then accept;}user@R2> show configuration policy-options policy-statement export-200 term 1 {from {route-filter 200.200.0.0/21 longer;}then accept;}

A. Delete the global export policy.B. Delete the neighbor export policy.C. Move policy export-200 to the group level.D. Move policy export-200.200 to the group level.



QUESTION 134Click the Exhibit button. You are asked to configure a new external BGP peering. You have configured BGPon R1 as shown in the exhibit, however the BGP peering remains in Active state. Which additionalconfiguration is required on R1 to establish the BGP peering?


A. Configure the local-address.B. Configure the BGP type as external.C. Remove the local-as statement.D. Remove the autonomous-system statement.



QUESTION 135You are asked to configure an EBGP peering to AS 65002. The EBGP peering is stuck in a Connect state.Referring to the exhibit, what should be changed to the BGP configuration to bring up the peering?

user@router> show configuration interfaces ge-1/0/0unit 0 {family inet {address 192.168.100.1/30;}}user@router> show configuration routing-optionsautonomous-system 65001;user@router> show configuration protocols bgpgroup 65002 {traceoptions {file bgp-trace;flag open detail;}neighbor 192.168.100.3 {peer-as 65002;}}

user@router> show log bgp-traceFeb 5 20:31:01 R4 clear-log[5510]: logfile clearedFeb 5 20:32:22.658155 bgp_connect_completE. error connecting to 192.168.100.3 (External AS 65002):Socket is not connected user@router> run monitor traffic interface ge-1/0/0 extensive Address resolution isON. Use to avoid any reverse lookup delay.Address resolution timeout is 4s.Listening on ge-1/0/0, capture size 1514 bytes20:45:44.212833 OutJuniper PCAP Flags [Ext], PCAP Extension(s) total length 22 Device Media Type Extension TLV #3, length1, valuE. Ethernet (1) Logical Interface Encapsulation Extension TLV #6, length 1, valuE.Ethernet (14)Device Interface Index Extension TLV #1, length 2, valuE. 35328 Logical Interface Index Extension TLV #4,length 4, valuE. 70 Logical Unit Number Extension TLV #5, length 4, valuE. 32767 -----original packet-----80:71:1f:c7:f8:60 > 84:18:88:8e:3b:3f, ethertype 802.1Q (0x8100), length82: vlan 435, p 6, ethertype IPv4, (tos 0xc0, ttl 255, id 19548, offset 0, flags [DF], proto: TCP (6), length: 64)192.168.100.1.bgp > 192.168.100.2.49373: S 1088527795:1088527795(0) ack 214564428 win 1638420:45:44.213226 InJuniper PCAP Flags [Ext, no-L2, In], PCAP Extension(s) total length 22 Device Media Type Extension TLV#3, length 1, valuE. Ethernet (1) Logical Interface Encapsulation Extension TLV #6, length 1, valuE.


Ethernet (14)Device Interface Index Extension TLV #1, length 2, valuE. 35328 Logical Interface Index Extension TLV #4,length 4, valuE. 70 Logical Unit Number Extension TLV #5, length 4, valuE. 32767 -----original packet-----PFE proto 2 (ipv4): (tos 0xc0, ttl 1, id 2367, offset 0, flags [none], proto: TCP (6), length: 52)192.168.100.2.49373 > 192.168.100.1.bgp: .1:1(0) ack 1 win 17376

A. Configure the neighbor to 192.168.100.2.B. Configure the local-as to 65001.C. Configure the peer-as to 65001.D. Configure the peering as passive.



QUESTION 136Click the Exhibit button. You have been asked to configure an EBGP peering to AS 65002. The EBGPpeering is stuck in an Active state.Referring to the exhibit, what would be changed to bring up the peering?

user@router> show configuration routing-optionsautonomous-system 65001;user@router> show configuration protocols bgpgroup 65002 {traceoptions {file bgp-trace;flag open detail;}neighbor 192.168.100.2 {

peer-as 65002;}}user@router> show log bgp-traceFeb 5 20:07:08 trace_on: Tracing to "/var/log/bgp-trace" started Feb 5 20:08:23.477912 bgp_senD. sending63 bytes to 192.168.100.2 (External AS 65002)

Feb 5 20:08:23.478040Feb 5 20:08:23.478040 BGP SEND 192.168.100.1+62776 -> 192.168.100.2+179 Feb 5 20:08:23.478077BGP SEND message type 1 (Open) length 63 Feb 5 20:08:23.478100 BGP SEND version 4 as 65001holdtime 90 id 10.200.1.4 parmlen 34Feb 5 20:08:23.478119 BGP SEND MP capability AFI=1, SAFI=1 Feb 5 20:08:23.478138 BGP SENDRefresh capability, code=128 Feb 5 20:08:23.478155 BGP SEND Refresh capability, code=2 Feb 520:08:23.478176 BGP SEND Restart capability, code=64, time=120, flags=Feb 5 20:08:23.478196 BGP SEND Restart capability AFI=1, SAF=1, Flags=ForwardingSavedFeb 5 20:08:23.478217 BGP SEND 4 Byte AS-Path capability (65), as_num 65001Feb 5 20:08:23.478820Feb 5 20:08:23.478820 BGP RECV 192.168.100.2+179 -> 192.168.100.1+62776 Feb 5 20:08:23.478859BGP RECV message type 1 (Open) length 59


Feb 5 20:08:23.478880 BGP RECV version 4 as 65003 holdtime 90 id 192.168.1.1 parmlen 30Feb 5 20:08:23.478899 BGP RECV MP capability AFI=1, SAFI=1 Feb 5 20:08:23.478918 BGP RECVRefresh capability, code=128 Feb 5 20:08:23.478935 BGP RECV Refresh capability, code=2 Feb 520:08:23.478955 BGP RECV Restart capability, code=64, time=120, flags=Feb 5 20:08:23.478974 BGP RECV 4 Byte AS-Path capability (65), as_num 65003Feb 5 20:08:23.479057 bgp_process_open: : NOTIFICATION sent to 192.168.100.2 (External AS 65002):code 2 (Open Message Error) subcode 2 (bad peer AS number), Reason: peer 192.168.100.2 (External AS65002) claims 65003, 65002 configuredFeb 5 20:08:23.479083 bgp_senD. sending 21 bytes to 192.168.100.2 (External AS 65002)Feb 5 20:08:23.479104Feb 5 20:08:23.479104 BGP SEND 192.168.100.1+62776 -> 192.168.100.2+179 Feb 5 20:08:23.479136BGP SEND message type 3 (Notification) length 21 Feb 5 20:08:23.479156 BGP SEND Notification code 2(Open Message Error) subcode 2 (badpeer AS number)

A. Configure the local-as to 65003.B. Configure the autonomous-system to 65003.C. Configure the EBGP peering as passive.D. Configure the peer-as to 65003.



QUESTION 137Click the Exhibit button. In the exhibit, A1 sends a broadcast frame with destination MAC addressFFFF.FFFF.FFFF, and all other stations have sent a response . What would be the correct MAC addresstable on the MX240?

A. ge-0/0/0 0140.5501.1111ge-0/0/0 FFFF.FFFF.FFFF

B. ge-0/0/0 FFFF.FFFF.FFFF"First Test, First Pass" - www.lead2pass.com 89JN0-360 JN0-360 Exam

C. ge-0/0/0 0140.5501.2222ge-0/0/1 0140.5501.3333ge-0/0/1 0140.5501.4444ge-0/0/0 0140.5501.1111

D. ge-0/0/0 0140.5501.2222ge-0/0/1 0140.5501.3333ge-0/0/1 0140.5501.4444



QUESTION 138Referring to the exhibit, you have an established RSVP LSP between R1 and R5 when you experience alink failure between R2 and R4.Which two statements are correct? (Choose two.)

A. R2 sends a ResvTear message upstream to R1 signaling the link failure.B. R2 sends a PathTear message upstream to R1 signaling the link failure.C. R4 sends a ResvTear message downstream to R5 signaling the link failure.D. R4 sends a PathTear message downstream to R5 signaling the link failure.



QUESTION 139Referring to the exhibit, what is missing in the configuration to make the Layer 3 VPN functional? (Choosetwo.)

[edit]user@router# show protocols bgpgroup ibgp {type internal;local-address 3.3.3.3;family inet;neighbor 2.2.2.2;}[edit]user@router# show routing-instancesVRF {instance-type vrf;interface xe-0/0/1.0;route-distinguisher 3.3.3.3:100;vrf-target target:100:100;vrf-table-label;}[edit]


user@router# show protocols mplsinterface all;[edit]user@router# show protocols rsvpinterface all;

A. a label-switched pathB. the LDP protocol configurationC. a virtual circuit IDD. an NLRI of family inet-vpn unicast



QUESTION 140In the exhibit, all switches run STP; however, the link between bridge G and bridge E fails. What does rootbridge A do after it receives information about this link failure?

A. Root bridge A sets the acknowledge flag and sends an updated topology BPDU.B. Root bridge A sends a topology change notification BPDU.C. Root bridge A sets the topology change flag and sends an updated configuration BPDU.D. Root bridge A floods an updated BPDU topology database.



QUESTION 141In the exhibit, which configuration element is missing to bring up the Layer 2 circuit?

user@router# show interfacesxe-0/0/0 {


unit 0 {family inet {address 192.168.12.1/24;}family mpls;}}xe-0/0/1 {encapsulation ethernet-ccc;unit 0 {family ccc;}}lo0 {unit 0 {family inet {

address 1.1.1.1/32;}}}[edit]user@router# show protocolsmpls {interface all;}ospf {traffic-engineering;area 0.0.0.0 {interface all;}}ldp {interface all;}l2circuit {neighbor 2.2.2.2 {interface xe-0/0/1.0 {}}}

A. the route targetB. the virtual circuit IDC. a targeted LDP sessionD. an MPLS LSP



QUESTION 142Based on the exhibit, which configuration will permit end-to-end routing through the GRE tunnel for R1?


A. [edit]user@R1# show routing-options staticroute 192.168.2.1/32 next-hop gr-0/0/0.0;route 172.20.111.0/24 next-hop 192.168.1.1;

B. [edit]user@R1# show routing-options static

route 192.168.2.1/32 next-hop gr-0/0/0.0;route 172.20.111.0/24 next-hop 172.18.1.1;

C. [edit]user@R1# show routing-options staticroute 192.168.2.1/32 next-hop 172.18.1.1;route 172.20.111.0/24 next-hop gr-0/0/0.0;

D. [edit]user@R1# show routing-options staticroute 192.168.2.1/32 next-hop 172.18.2.2;route 172.20.111.0/24 next-hop 172.18.1.1;


Explanation/Reference:"First Test, First Pass" - www.lead2pass.com 93About Lead2pass.com

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juniper.passguide.jn0-360.v2013-09-09.by.emiray€¦ · 09/09/2013 · c. service provider routers...

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