Click the Exhibit button.
 
R4 is directly connected to both RPs (R2 and R3). R4 is currently sending all joins upstream to R3 but you want all joins to go to R2 instead.
Referring to the exhibit, which configuration change will solve this issue?

A. Change the bootstrap priority on R2 to be higher than R3.

B. Change the local address on R2 to be higher than R3.

C. Change the default route in inet.2 on R4 from R3 as the next hop to R2.

D. Change the group-range to be more specific on R2 than R3.

Click the Exhibit button.
 
Referring to the exhibit, you are receiving the 192.168.0.0/16 route on both R3 and R4 from your EBGP neighbor. You must ensure that R1 and R2 receive both BGP routes from the route reflector.
In this scenario, which BGP feature should you configure to accomplish this behavior?

A. add-path

B. route-target

C. multipath

D. multihop

Click the Exhibit button.
 
Referring to the exhibit, the PE-to-CE protocol being used is OSPF for the L3VPN. Also, there is an OSPF neighborship between CE-1 and CE-2.
Which statement is correct in this situation?

A. You must set a high metric on the CE-1 to PE-1 link for hosts at Site-1 to use the CE-1 to CE-2 link to reach hosts at Site-2.

B. You must set a high metric on the CE-1 to CE-2 link for hosts at Site-1 to use the L3VPN to reach hosts at Site-2.

C. Hosts at Site-1 will reach hosts at Site-2 through the CE-1 and CE-2 link by default.

D. Hosts at Site-1 will reach hosts at Site-2 through the L3VPN by default.

When using 0SPFv3 for an IPv4 environment, which statement is correct?

A. OSPFv3 only supports IPv4.

B. OSPFv3 is not backward compatible with IPv4.

C. OSPFv3 supports both IPv6 and IPv4, but not in the same routing instance.

D. OSPFv3 supports IPv4 only on interfaces with family inet6 defined.

Click the Exhibit button.
 
You are troubleshooting an issue for a customer site that uses 10.10.0.0/24 in AS 65224, but you see another AS in the AS path.
Referring to the exhibit, what is the cause of the problem?

A. AS 65000 is pre-pending AS 65137 to route advertisements.

B. The local AS is in the process of withdrawing the route from AS 65137.

C. AS 65137 is advertising the 10.10.0.0/24 prefix.

D. The local AS is receiving two equal cost routes to 10.10.0.0/24.

Click the Exhibit button.
 
Referring to the exhibit, which statement is correct?

A. The vrf-target configuration will stop routes from being shared between CE-1 and CE-2.

B. The vrf-target configuration will allow routes to be shared between CE-1 and CE-2.

C. The route-distinguisher configuration will stop routes from being shared between CE-1 and CE-2.

D. The route-distinguisher configuration will allow overlapping routes to be shared between CE-1 and CE-2.

Click the Exhibit button.
 
Referring to the exhibit, you must provide Internet access for VPN-A using CE-1 as the hub CE.
Which two statements are correct in this situation? (Choose two.)

A. Internet traffic from Site 2 takes the path of PE-2 -> PE-1 -> GW-1.

B. Internet traffic from Site 2 takes the path of PE-2 -> PE-1 -> CE-1 -> PE-1 -> GW-1.

C. You must use RIB groups to leak routes between the inet.0 and VPN-A.inet.0 tables.

D. RIB groups are not needed to leak routes between the inet.0 and VPN-A.inet.0 tables.

Which statement is correct about IS-IS when it performs the Dijkstra algorithm?

A. The local router moves its own local tuples into the candidate database.

B. When a new neighbor ID in the tree database matches a router ID in the LSDthe neighbor ID is moved to the candidate database.

C. Tuples with the lowest cost are moved from the tree database to the LSDB.

D. The algorithm will stop processing once the tree database is empty.

Click the Exhibit button.
 
PE-1 and PE-2 are configured with LDP-signaled pseudowires to provide connectivity between CE-1 and CE-2. You notice no connectivity exists between CE-1 and CE-2.
Referring to the exhibit, which two statements describe potential causes for this fault? (Choose two.)

A. There is no LSP configured from PE-1 to PE-2.

B. Interface ge-0/0/0 on PE-1 is down.

C. The VC IDs are mismatched.

D. There is no LSP configured from PE-2 to PE-1.

Click the Exhibit button.
 
Referring to the exhibit, you must provide VRF Internet access over a single connection for VPN-A Site 1, which connects to PE-1.
Which two statements are correct in this scenario? (Choose two.)

A. You must use the RIB group to move interface routes from the inet.0 table to the VPN-A.inet.0 table.

B. You must use the RIB group to move a default route, which is learned through BGP, from the inet.0 table to the VPN-A.inet.0 table.

C. You do not need to use the RIB group to move interface routes from the inet.0 table to the VPN-A.inet.0 table.

D. You do not need to use the RIB group default route, which is learned through BGP, from the inet.0 table to the VPN-A.inet.0 table.

What is the correct order of packet flow through configurable components in the Junos OS CoS features?

A. Multifield Classifier -> Behavior Aggregate Classifier -> Input Policer -> Forwarding Policy Options -> Fabric Scheduler -> Output Policer -> Rewrite Marker -> Scheduler/Shaper/RED

B. Behavior Aggregate Classifier -> Multifield Classifier -> Input Policer -> Forwarding Policy Options -> Fabric Scheduler -> Output Policer -> Scheduler/Shaper/RED -> Rewrite Marker

C. Behavior Aggregate Classifier -> Input Policer -> Multifield Classifier -> Forwarding Policy Options -> Fabric Scheduler -> Output Policer -> Scheduler/Shaper/RED -> Rewrite Marker

D. Behavior Aggregate Classifier -> Multifield Classifier -> Input Policer -> Forwarding Policy Options -> Fabric Scheduler -> Scheduler/Shaper/RED -> Output Policer -> Rewrite Marker

Click the Exhibit button.
 
R2 is receiving the same route from R1 and R3. You must ensure that you can load balance traffic for that route.
Referring to the exhibit, which configuration change will allow load balancing?

A. Configure the multipath parameter under the global BGP configuration.

B. Apply the prepend policy as an import policy under group R1.

C. Configure the multipath multiple-as parameter under the global BGP configuration.

D. Apply the prepend policy as an import policy under group R3.

Which two statements are correct about reflecting inet-vpn unicast prefixes in BGP route reflection? (Choose two.)

A. Clients add their originator ID when advertising routes to their route reflector.

B. Route reflectors add their cluster ID to the AS path when readvertising client routes.

C. Route reflectors do not change any existing BGP attributes by default when advertising routes.

D. A BGP peer does not require any configuration changes to become a route reflector client.

You are configuring a BGP signaled Layer 2 VPN across your MPLS enabled core network. Your PE-2 device connects to two sites within the same VPN.
In this scenario, which statement is correct?

A. You must create a unique Layer 2 VPN routing instance for each site on the PE-2 device.

B. By default on PE-2, the site’s local ID is automatically assigned a value of 0 and must be configured to match the total number of attached sites.

C. You must use separate physical interfaces to connect PE-2 to each site.

D. By default on PE-2, the remote site IDs are automatically assigned based on the order that you add the interfaces to the site configuration.

Click the Exhibit button.
 
You have an EVI implemented between PE-1, PE-2, and PE-3 to allow communication between CE-1 and CE-2. CE-2 receives unicast traffic from CE-1 on both links to PE-2 and PE-3. When CE-1 sends broadcast traffic. CE-2 receives it on only one of the multihomed links.
Referring to the exhibit, which EVPN route type enables this behavior?

A. Type 2

B. Type 4

C. Type 1

D. Type 3

You are asked to protect your company's customers from amplification attacks.
In this scenario, what is Juniper's recommended protection method?

A. ASN prepending

B. BGP FlowSpec

C. destination-based Remote Triggered Black Hole

D. unicast Reverse Path Forwarding

Your network is receiving the 203.0.113.0/24 network using EBGP from AS 64500 and AS 64501. Both of these advertisements have identical local-preference values, AS-path lengths, and BGP origin codes. You want to influence the way your AS sends traffic to the 203.0.113.0/24 network.
In this scenario, which attribute would you consider next when selecting the best path?

A. router ID

B. MED value

C. peer IP address

D. IGP metric

Which two EVPN route types are used to advertise a multihomed Ethernet segment? (Choose two.)

A. Type 2

B. Type 4

C. Type 3

D. Type 1

Click the Exhibit button.
 
You must ensure that the VPN backbone is preferred over the back door intra-area link as long as the VPN is available.
Referring to the exhibit, which action will accomplish this task?

A. Enable OSPF traffic-engineering.

B. Configure an import routing policy on the CE routers that rejects OSPF routes learned on the backup intra-area link.

C. Create an OSPF sham link between the PE routers.

D. Configure the OSPF metric on the backup intra-area link that is higher than the L3VPN link.

You want to ensure that a single-area OSPF network will be loop free.
In this scenario, what are two requirements that satisfy this requirement? (Choose two.)

A. The DR/BDR ensures that each node within an area has the same information in their LSDBs.

B. The Shortest Path First algorithm must prune looped paths.

C. Nodes within an area must connect in a full mesh.

D. All nodes within an area must have the same information in their LSDBs.

Click the Exhibit button.
 
Referring to the exhibit, which statement is correct?

A. VPN routes are exported with the target:65512:1 and target:65512:2 route targets.

B. You cannot use the vrf-target and vrf-export statements in the same VRF.

C. VPN routes with the target:65512:1 and target:65512:2 route targets are imported.

D. VPN routes are exported with only the target:65512:1 route target

Click the Exhibit button.
 
Referring to the exhibit, which two statements are correct regarding the output shown in the exhibit? (Choose two.)

A. The multicast group is an ASM group.

B. The multicast group is an SSM group.

C. The multicast traffic is using the SPT.

D. The multicast traffic is using the RPT.

Click the Exhibit button.
 
CE-1 and CE-2 are part of a VPLS called Customer1. No connectivity exists between CE-1 and CE-2. In the process of troubleshooting, you notice PE-1 is not learning any routes for this VPLS from PE-2, and PE-2 is not learning any routes for this VPLS from PE-1.
Referring to the exhibit, which statement is correct?

A. The route target must match on PE-1 and PE-2.

B. The instance type should be changed to l2vpn.

C. The no-tunnel-services statement should be deleted on both PEs.

D. The route distinguisher must match on PE-1 and PE-2.

Click the Exhibit button.
 
Referring to the exhibit, which two statements are correct about the dual route reflectors within a cluster? (Choose two.)

A. RR1 and RR2 must have the same duster ID to exchange routes learned from the client.

B. RR1 and RR2 append the duster ID when advertising routes from dient to dient.

C. RR1 and RR2 advertise routes learned from the clients to EBGP peers, using itself as the next hop.

D. RR1 advertises routes from the client to RR2. using itself as the next hop.

Which three mechanisms are used by Junos platforms to evaluate incoming traffic for CoS purposes? (Choose three.)

A. rewrite rules

B. traffic shapers

C. multifield classifiers

D. fixed classifiers

E. behavior aggregate classifiers

You are configuring schedulers to define the class-of-service properties of output queues. You want to control packet drops during periods of congestion.
In this scenario, which CoS configuration parameter would be used to accomplish this task?

A. buffer size

B. priority

C. shaping rate

D. drop profile

Click the Exhibit button.
 
Referring to the exhibit. PE-1 and PE-2 are getting route updates for VPN-B when neither of them service that VPN.
Which two actions would optimize this process? (Choose two.)

A. Configure the resolution rib bgp.l3vpn.0 resolution-ribs inet.0 statement on the PEs.

B. Configure the family route-target statement on the RR.

C. Configure the resolution rib bgp.l3vpn.0 resolution-ribs inet.0 statement on the RR.

D. Configure the family route-target statement on the PEs.

Which statement is true regarding BGP FlowSpec?

A. It is used to protect a network from denial-of-service attacks dynamically.

B. It uses dynamically created routing policies to protect a network from denial-of-service attacks.

C. It uses a remote triggered black hole to protect a network from a denial-of-service attack.

D. It verifies that the source IP of the incoming packet has a resolvable route in the routing table.

After a recent power outage, your manager asks you to investigate ways to automatically reduce the impact caused by suboptimal routing in your OSPF and OSPFv3 network after devices reboot.
Which three configuration statements accomplish this task? (Choose three.)

A. set protocols ospf3 realm ipv4-unicast overload timeout 900

B. set protocols ospf overload

C. set protocols ospf overload timeout 900

D. set protocols ospf3 overload

E. set protocols ospf3 overload timeout 900

Click the Exhibit button.
 
You have MAC addresses moving in your EVPN environment.
Referring to the exhibit, which two statements are correct about the sequence number? (Choose two.)

A. It identifies MAC addresses that should be discarded.

B. It resolves conflicting MAC address ownership claims.

C. It is advertised using a Type 2 message.

D. It helps the local PE to identify the latest advertisement.

Your organization manages a Layer 3 VPN for multiple customers. To support advanced route filtering on your PE routers, you must advertise more than one BGP community on advertised VPN routes to remote PE routers.
Which routing-instance configuration parameter would support this requirement?

A. vrf-target import

B. vrf-export

C. vrf-target export

D. vrf-import

Which origin code is preferred by BGP?

A. Internal

B. External

C. Incomplete

D. Null

Which two statements are correct about VPLS tunnels? (Choose two.)

A. BGP-signaled VPLS tunnels require manual provisioning of sites.

B. LDP-signaled VPLS tunnels only support control bit 0.

C. LDP-signaled VPLS tunnels use auto-discovery to provision sites.

D. BGP-signaled VPLS tunnels can use either RSVP or LDP between the PE routers.

Which two statements are correct about a sham link? (Choose two.)

A. The PEs exchange Type 1 OSPF LSAs instead of Type 3 OSPF LSAs for the L3VPN routes.

B. It creates an OSPF multihop neighborship between two PE routers.

C. It creates a BGP multihop neighborship between two PE routers.

D. The PEs exchange Type 3 OSPF LSAs instead of Type 1 OSPF LSAs for the L3VPN routes.

Click the Exhibit button.
 
You have an OSPF environment. You have recently added a router called R4 that is directly connected to R1 and R2. You discover that R4 is only peering with R2.
Referring to the exhibit, how would you correct the peering?

A. Adjust the Hello Interval on R1 and R2 to match the Hello Interval on R4.

B. Change the MTU size on R1 and R2 to be 22 bytes higher than R4’s MTU size.

C. Adjust the Dead Interval on R4 to match the Dead Interval on R1 and R2.

D. Adjust the Priority on R1 to be lower than the Priority on R4.

Click the Exhibit button.
 
Which two statements are true about the OSPF adjacency displayed in the exhibit? (Choose two.)

A. There is a mismatch in the hello Interval parameter between routers R1 and R2.

B. There is a mismatch in the OSPF hold timer parameter between routers R1 and R2.

C. There is a mismatch in the dead interval parameter between routers R1 and R2.

D. There is a mismatch in the poll interval parameter between routers R1 and R2.

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

A. CSNPs are flooded periodically.

B. PSNPs are flooded periodically.

C. PSNPs contain only descriptions of LSPs.

D. CSNPs contain only descriptions of LSPs.

Click the Exhibit button.
 
Referring to the exhibit, which path would traffic passing through R1 take to get to R4?

A. R1 -> R3 -> R4

B. R1 -> R2 -> R3 -> R4

C. R1 -> R2 -> R4

D. R1 -> R4

An interface is configured with a behavior aggregate classifier and a multifield classifier.
How will the packet be processed when received on this interface?

A. The packet will be processed by the MF classifier first, then the BA classifier.

B. The packet will be processed by the BA classifier first, then the MF classifier.

C. The packet will be discarded.

D. The packet will be forwarded with no classification changes.

Which two statements are correct regarding bootstrap messages that are forwarded within a PIM sparse mode domain? (Choose two.)

A. Bootstrap messages distribute RP information dynamically during an RP election.

B. Bootstrap messages are used to notify which router is the PIM RP.

C. Bootstrap messages are forwarded only to routers that explicitly requested the messages within the PIM sparse-mode domain.

D. Bootstrap messages are forwarded to all routers within a PIM sparse-mode domain.

Click the Exhibit button.
 
Referring to the exhibit, the 10.0.0.0/24 EBGP route is received on R5; however, the route is being hidden.
What are two solutions that will solve this problem? (Choose two.)

A. On R4, create a policy to change the BGP next hop to 172.16.1.1 and apply it to IBGP as an export policy.

B. On R4, create a policy to change the BGP next hop to itself and apply it to IBGP as an export policy.

C. On R4, add the internal IBGP interface prefixes to the BGP routing tables.

D. On R4, add the external EBGP interface’s prefix to the IGP routing tables.

Click the Exhibit button.
 
Referring to the exhibit, which two statements are true? (Choose two.)

A. The multihop configuration is used for load balancing.

B. This route is learned from the same AS number.

C. This route is learned from two different AS numbers.

D. The multipath configuration is used for load balancing.

A router running IS-IS is configured with an ISO address of 49.0001.00a0.c96b.c490.00.
Which part of this address is the system ID?

A. c96b.c490 is the system identifier.

B. c490 is the system identifier.

C. 00a0.c96b.c490 is the system identifier.

D. 0001.00a0.c96b.c490 is the system identifier.

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

A. CSNPs are used to request a missing LSP.

B. PSNPs are used to acknowledge a received LSP.

C. PSNPs are used to request a missing LSP.

D. CSNPs are used to acknowledge a received LSP.

Click the Exhibit button.
 
Which two statements are correct about the class-of-service configuration shown in the exhibit? (Choose two.)

A. The drop probability jumps immediately from 20% to 60% when the queue level reaches 75% full.

B. To use this drop profile, you reference it in a scheduler.

C. The drop probability gradually increases from 20% to 60% as the queue level increases from 50% full to 75% full.

D. To use this drop profile, you apply it directly to an interface.

You must alter class-of-service values in packets on the outbound interface of an edge router.
In this scenario, which CoS component allows you to accomplish this task?

A. output policer

B. scheduler

C. rewrite rules

D. forwarding classes

You are configuring a BGP signaled Layer 2 VPN across your MPLS enabled core network.
In this scenario, which statement is correct?

A. You must use the same route-distinguisher value on both PE devices.

B. You must assign a unique site number to each attached site’s configuration.

C. This type of VPN only supports Ethernet interfaces when connecting to CE devices.

D. This type of VPN requires the support of the inet-vpn NLRI on all core BGP devices.

Click the Exhibit button.
 
Referring to the exhibit. PIM-SM is configured on all routers, and Anycast-RP with Anycast-PIM is used for the discovery mechanism on RP1 and RP2. The interface metric values are shown for the OSPF area.
In this scenario, which two statements are correct about which RP is used? (Choose two.)

A. Source2 will use RP1 and Receiver2 will use RP1 for group 224.2.2.2.

B. Source2 will use RP2 and Receiver2 will use RP2 for group 224.2.2.2.

C. Source1 will use RP1 and Receiver1 will use RP1 for group 224.1.1.1.

D. Source1 will use RP1 and Receiver1 will use RP2 for group 224.1.1.1.

You have an L2VPN connecting two CEs across a provider network that runs OSPF. You have OSPF configured on both CEs.
Which two statements are correct in this scenario? (Choose two.)

A. OSPF neighborship is formed between the CEs and PEs.

B. OSPF neighborship is formed between the two CEs.

C. The CE and PE OSPF areas must match.

D. The CE and PE OSPF areas can be different.

Click the Exhibit button.
 
Referring to the exhibit, CE-1 is providing NAT services for the hosts at Site 1 and you must provide Internet access for those hosts.
Which two statements are correct in this scenario? (Choose two.)

A. You must configure a static route in the main routing instance for the 203.0.113.1/32 prefix that uses the VPN-A.inet.0 table as the next hop.

B. You must configure a static route in the main routing instance for the 10.1.2.0/24 prefix that uses the VPN-A.inet.0 table as the next hop.

C. You must configure a RIB group on PE-1 to leak a default route from the inet.0 table to the VPN-A.inet.0 table.

D. You must configure a RIB group on PE-1 to leak the 10.1.2.0/24 prefix from the VPN-A.inet.0 table to the inet.0 table.