JN0-663 Practice Test Free – 50 Questions to Test Your Knowledge
Are you preparing for the JN0-663 certification exam? If so, taking a JN0-663 practice test free is one of the best ways to assess your knowledge and improve your chances of passing. In this post, we provide 50 free JN0-663 practice questions designed to help you test your skills and identify areas for improvement.
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50 Free JN0-663 Practice Questions
Below, you will find 50 free JN0-663 practice questions to help you prepare for the exam. These questions are designed to reflect the real exam structure and difficulty level.
R4 is directly connected to both RPs (R2 and R3). R4 is currently sending all joins upstream to R3 but you want to load balance the joins between both RPs. Referring to the exhibit, which configuration change will solve this issue?
A. Configure the join-load-balance parameter under PIM on R4.
B. Configure the default route in inet.2 on R4 from R3 as the next hop to both R3 and R2.
C. Configure the group-range parameter to be the same on R2 and R3.
D. Configure the bootstrap priority on R2 to be the same as R3.
What information is stored in a VRF table for a BGP Layer 2 VPN? (Choose three.)
A. Layer 2 encapsulation
B. local site ID
C. remote interface of local CE device
D. logical interlace provisioned to local CE device
E. label-switched path
Which two statements about wide and narrow metrics used in IS-IS are correct? (Choose two.)
A. Wide metrics are enabled with the wide-metrics-only parameter under protocols isis hierarchy.
B. Narrow metrics are enabled by default and use 8 bits in TLVs to send information.
C. Wide metrics are sent by default and use 24 bits in TLVs to send information.
D. Disabling narrow metrics results in external routes being leaked from L1 to L2 areas automatically.
You are provisioning Layer 2 circuits between sites CE1, CE2, and CE3. Referring to the exhibit, which statement is true?
A. A point-to-multipoint LSP must be created between sites.
B. Each site must have only one VLAN configured to the PE.
C. Site PE1 must have a point-to-multipoint link configured towards the core.
D. Two VLANs must be configured from PE 1 to CE 1.
Referring to the exhibit, which two statements about route reflectors are correct? (Choose two.)
A. RR1 advertises routes learned from Client1 to RR2 with itself as the next hop.
B. RR2 advertises routes learned from Client3 to EBGP2 with itself as the next hop.
C. RR1 and RR2 need the same cluster ID to exchange routes learned from their clients.
D. RR2 adds its cluster ID when advertising routes from Client4 to Client3.
Referring to the ABR configuration shown in the exhibit, which three statements are correct? (Choose three.)
A. The ABR advertises a default route to the NSSA using a Type 7 LSA.
B. The ABR advertises a single Type 3 summary LSA to the backbone area for all Type 1 and Type 2 LSAs in the 192.168.16.0/20 range.
C. The ABR advertises a Type 5 external LSA to the backbone area for each Type 7 LSA in the NSSA.
D. The ABR does not summarize any routes within the 192.168.16.0/20 range.
E. The ABR advertises a single Type 5 external LSA to the backbone area for all Type 7 LSAs in the NSSA.
What is the purpose of the cluster-list attribute within a BGP route reflector group?
A. to disable internal cluster re-advertisements
B. to facilitate loop detection within the route reflector network
C. to define the router that first advertised the route to the route reflector
D. to override the router ID value within the cluster
You manage an MX Series device which includes the configuration shown in the exhibit. Traffic marked with DSCP 000011 is entering the ge-1/0/4 interface at 102 Mbps. The traffic exits the device on the ge-1/0/5 interface. No other traffic is transiting the router. In this scenario, what happens to traffic exceeding 100 Mbps?
A. Traffic exceeding 100 Mbps is redirected to a rate limiter.
B. Traffic exceeding 100 Mbps is buffered.
C. Traffic exceeding 100 Mbps is dropped.
D. Traffic exceeding 100 Mbps is forwarded.
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 two configuration changes will allow load balancing? (Choose two.)
A. Apply the prepend policy as an import policy under group R1.
B. Configure multipath under the global BGP configuration.
C. Configure multipath under group R1.
D. Apply the prepend policy as an import policy under group R3.
You notice an inconsistency between the routing table and the OSPF database, as shown in the exhibit. What are two reasons for this behavior? (Choose two.)
A. The LSA is a Type 4 LSA.
B. An OSPF export policy is being applied to the route.
C. An OSPF import policy is being applied to the route.
D. The LSA is a Type 5 LSA.
Referring to the exhibit, hosts in Site 1 and Site 2 are unable to communicate with each other through the Layer 3 VPN. What is the problem?
A. The two sites are in the same AS.
B. The two sites are using the same instance type.
C. The two sites are using the same route target.
D. The two sites are using the same route distinguisher.
Referring to the exhibit, which OSPFv3 configuration is implemented on router R1?
A. set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/1.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/0.0
B. set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/1.0 set protocols ospf3 area 0.0.0.1 virtual-link neighbor-id 172.16.1.2
C. set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/1.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/0.0 secondary
D. set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/1.0 set protocols ospf3 area 0.0.0.1 interface ge-0/0/0.0 interface-type p2p
You have the LDP signaled VPLS topology as shown in the exhibit. CE-B at Site-2 is multihomed to both PE-2 and PE-3. In this scenario, where would you configure loop prevention?
A. PE-1
B. CE-B
C. PE-3
D. PE-2
Referring to the exhibit, traffic sent from CE-A2 to PE3 does not loop back to CE-A2 through PE2. Winch two EVPN functions accomplish this task? (Choose two.)
A. multicast ingress replication
B. aliasing
C. split horizon
D. designated forwarder election
All adjacencies have been formed, no extra options have been configured, and no policies have been written. Referring to the exhibit, which two statements are correct? (Choose two.)
A. R2 will create a default route and send it as a TLV to R1
B. R1 cannot reach R5
C. R1 can reach R5
D. R1 will create its own default route that points to R2
Which two types of LSAs have an area scope? (Choose two.)
A. Type 2
B. Type 5
C. Type 11
D. Type 7
You are the administrator of AS 65512. You are learning the 192.168.1.0/24 prefix from both AS 100 and AS 200. You want traffic destined to the 192.168.1.0.0/24 prefix to exit your AS towards AS 200. How would you accomplish this task?
A. Configure an import routing policy on PE-2 to set a higher MED on the path learned from AS 100.
B. Configure an import routing policy on PE-2 to modify the origin attribute on the path learned from AS 100.
C. Configure an import routing policy on PE-2 to set a higher local preference value on the path learned from AS 200.
D. Configure an import routing policy on PE-2 to append the AS path attribute on the path learned from AS 100.
Referring to the exhibit, what will the IS-IS cost be for R1 to reach R3?
A. 73
B. 20
C. 301
D. 310
Which two statements about IS-IS are correct? (Choose two.)
A. Level 1 intermediate systems exchange routing information with Level 1 intermediate systems on other IS-IS areas.
B. An IS-IS router sets the attached bit in the PDUs it sends to a Level 1 area to indicate that it is a backbone router.
C. A Level 1 router can only form adjacencies with other Level 1 routers.
D. Level 2 routers can form adjacencies with either Level 1 or Level 2 routers.
Referring to the exhibit, which two statements are correct? (Choose two.)
A. R2 stops sending LSAs into the network.
B. The OSPF interface metrics on R2 are all set to 65535.
C. R1 will never forward transit traffic through R2.
D. Transit traffic from R1 to R4 will traverse R3.
You are deploying a new EVPN service for your customers. You must build the service based on the following requirements: - both Layer 2 and Layer 3 functionality must be supported; - your customers must be able to support multiple VLANs in the same EVPN instance (EVI). In this scenario, which two types of routing instances should be configured? (Choose two.)
A. virtual switch
B. virtual router
C. VRF
D. EVPN
Which two statements are correct about Opaque LSAs in OSPF? (Choose two.)
A. Type 10 LSAs are used for MPLS traffic-engineering and have area scope.
B. Type 11 LSAs are used for MPLS traffic-engineering and have area scope.
C. Type 11 LSAs are used for MPLS label exchange and have link-local scope
D. Type 9 LSAs are used for graceful-restart and have link-local scope
The link between CE1 and PE1 has a history of flapping. To avoid the impact that flapping causes to the network, you decide to use route damping. Which statement is correct in this scenario?
A. Dampening is enabled on interfaces.
B. Dampened routes decay at a sliding rate known as half-life.
C. Routes become dampened when the configured max-suppress value is reached.
D. Dampened routes become active when their figure of merit drops below the reuse value.
Your network connects two segments of your customer's network as shown in the exhibit. They need to exchange routes between Segment 1 and Segment 2 but both segments use the same AS number. Which two steps will accomplish this task? (Choose two.)
A. Configure the routing-options autonomous-system loops 1 parameter on routers R1 and R4.
B. Configure the BGP group with the advertise-peer-as parameter on routers R2 and R3.
C. Configure the routing-options autonomous-system loops 1 parameter on routers R2 and R3.
D. Configure the BGP group with the as-override parameter on routers R1 and R4.
You have a mixed vendor EVPN environment and you need to ensure VXLAN interoperability between all devices. In tins scenario, winch statement is correct?
A. You should only use pure Type 2 routes.
B. You should only use pure Type 5 routes.
C. You should only use Type 2 and Type 5 routes.
D. You should only use Type 6 and Type 2 routes.
You are asked to configure a series of interface policers and firewall filters, which include policers, on the same device. You must ensure that the two configuration methods do not conflict. What are two considerations when performing this task? (Choose two.)
A. On inbound traffic, firewall filters are applied before interface policers.
B. On outbound traffic, interface policers are applied before firewall filters.
C. On outbound traffic, firewall filters are applied before interface policers.
D. On inbound traffic, interface policers are applied before firewall filters.
A network designer wants to ensure that traffic from R2 destined for 2001:db9:ffff:ff00::/62 always traverses the R2-R1 link if that link is available. Referring to the exhibit, which configuration change will satisfy this requirement? A.
B.
C.
R2 has IS-IS adjacencies with R3 and R4. You want to ensure that R2 has both a level 1 and level 2 adjacency to both R3 and R4, but R2 only has one adjacency with R4. Referring to the exhibit, which configuration change will solve this issue?
A. Change the IS-IS area on R4 to match R2.
B. Remove the level 1 disable configuration from R4.
C. Remove the level 1 disable configuration from R2.
D. Change the IS-IS area on R2 to match R4.
Referring to the exhibit, the local BGP router is receiving IPv4 routes from the BGP neighbor, but it is not receiving L3 VPN routes from the BGP neighbor. Which two actions should you take to solve this problem? (Choose two.)
A. Configure the family inet-vpn unicast statement on the BGP neighbor.
B. Configure the family inet unicast statement on the local BGP router.
C. Configure the family inet-vpn unicast statement on the local BGP router.
D. Configure the family inet unicast statement on the BGP neighbor.
A customer wants to reduce LSP flooding in their IS-IS network. Which parameter should you change to accomplish this task?
A. [edit protocols isis] user@router# set spf-options rapid-runs 5
B. [edit protocols isis interface ] user@router# set csnp-interval 65535
C. [edit protocols isis interface ] user@router# set lsp-interval 1000
D. [edit protocols isis interface ] user@router# set mesh-group
Your network is connected to two different ISPs and you notice that they are using your network for transit traffic. In this scenario, which two configuration statements will solve this problem? (Choose two.)
A. set policy-options policy-statement ISP term REST then reject
B. set policy-options policy-statement ISP term ROUTES then reject
C. set policy-options as-path LOCAL-ROUTES ג€()ג€
D. set policy-options as-path LOCAL-ROUTES ג€(65310|65441)+ג€
Refer - ring to the exhibit, which two statements are correct for a route advertised by R1 towards R4? (Choose two.)
A. The BGP next hop is set to 14.1.1.1 by R2.
B. The AS path is set to 150 by R2.
C. The BGP next hop is set to 192.168.2.2 by R2.
D. The AS path is set to null by R2.
A network administrator is migrating from IPv4 to IPv6 and one of the IS-IS adjacencies is not coming up between R1 and R2. Which action will solve the problem?
A. Remove topologies ipv6-unicast from protocols isis on R2.
B. Configure topologies ipv4-unicast from protocols isis on R2.
C. Remove topologies ipv6-unicast from protocols isis on R1.
D. Configure an IPv4 address on interface ge-0/0/1 on R1.
Referring to the exhibit, you need to implement VPLS between CE-A1 and CE-A2. You must ensure that no loops are created due to the multihoming of the connection from CE-A2 to PE2 and PE3. Based on the type of VPLS, which two solutions will satisfy this requirement? (Choose two.)
A. In an LDP VPLS, configure a primary and backup neighbor.
B. In an LDP VPLS, configure multihoming and local preference on PE-2 and PE-3.
C. In a BGP VPLS, configure multihoming and local preference on PE-2 and PE-3.
D. In a BGP VPLS, configure a primary and backup neighbor.
You have a Layer 3 VPN established between PE-1 and PE-2 to allow communication between CE-1 and CE-2. You want to establish communication between CE-1 and CE-2. Referring to the exhibit, which statement is correct?
A. You will need a BGP export policy on PE-1 to redistribute the OSPF routes, learned from PE-2, to the CE1 BGP neighbor.
B. You will need a VRF import policy on PE-2 to advertise the OSPF routes, learned from CE-2, through the Layer 3 VPN.
C. You will need a VRF export policy on PE-2 to redistribute the OSPF routes, learned from CE-2, through the Layer 3 VPN.
D. You will need a VRF import policy on PE-1 to receive the OSPF routes, learned from PE-2, through the Layer 3 VPN.
All networks shown in the exhibit contain more than one BGP speaker. You operate ISP A and must ensure that Customer Y sends their traffic to you over the directly connected link. Customer Y is not to be used for transit into your network. What would you do to accomplish this task?
A. Advertise routes to Customer X with the custom defined 0:0 community.
B. Advertise routes to Customer X with the well-known no-advertise community.
C. Advertise routes to Customer Y with the custom defined 65535:65535 community.
D. Advertise routes to Customer Y with the well-known no-export community.
R1 assigns incoming voice traffic to the ef forwarding class. All other traffic is assigned to the best-effort forwarding class. You have configured a CoS re-write rule on R1 to include the correct CoS bit values in packets sent towards R2. You want R2 to classify traffic using the CoS markings created by R1. Which two configuration steps are necessary to accomplish this task? (Choose two.)
A. Assign the behavior aggregate classifier to the ge-0/0/1.0 interface on R2.
B. Assign the CoS re-write rule to the ge-0/0/1.0 interface on R2.
C. Configure a CoS re-write rule on R2 and assign matching CoS values.
D. Configure a behavior aggregate classifier on R2.
Traffic is being sent from R2 to R3. The link between R2 and R3 fails. Referring to the exhibit, which statement is correct?
A. Traffic will automatically reroute using the shortest path, which is R2 to R1 to R3.
B. Traffic will automatically reroute distributed between all available paths.
C. Manual intervention is required for traffic to be rerouted.
D. Traffic will automatically reroute using R2 to R4 to R1 to R3.
You have a Layer 3 VPN established between PE-1 and PE-2 to allow communication between CE-1 and CE-2. Referring to the exhibit, which statement is correct?
A. You will need an OSPF import policy on PE-1 to receive the BGP routes, learned from PE-2, through the Layer 3 VPN.
B. You will need a BGP export policy on PE-1 to redistribute the routes, learned from CE-1, through the Layer 3 VPN.
C. You will need a VRF import policy on PE-1 to advertise the BGP routes, learned from CE-1, through the Layer 3 VPN.
D. You will need an OSPF export policy on PE-2 to redistribute the BGP routes, learned from PE-1, through the Layer 3 VPN.
You have an established Layer 3 VPN between two PE devices. You are asked to only send certain routes from PE-1 over the VPN to the remote site while maintaining all the routes on the PE-1 device. You created a policy that matches the specific routes and then tags these routes with the appropriate target community values. In this scenario, which configuration changes must be made to satisfy the requirement?
A. Configure the export parameter and apply the policy to the my-ext-group BGP group configuration.
B. Configure the vrf-export parameter and apply the policy under the edit routing-instances vpn-a hierarchy.
C. Configure a RIB group and apply the policy as an import policy to routes distributed into the bgp.13vpn.0 routing table.
D. Configure the import parameter and apply the policy to the my-ext-group BGP group configuration.
Referring to the exhibit, which three statements about route 10.222/16 are correct when using the default BGP advertisement rules? (Choose three)
A. R1 will prepend AS10 when advertising 10.222/16 to R2.
B. R2 will prepend AS10 when advertising 10.222/16 to R7.
C. R2 will advertise 10.222/16 to R4 with itself as the next hop.
D. R1 will advertise 10.222/16 to R2 with itself as the next hop.
E. R7 will advertise 10.222/16 to R9 with itself as the next hop.
R2 is receiving a route from an EBGP neighbor and is advertising the route to R4. Referring to the exhibit, which configuration on R2 will solve the issue with the route on R4?
A. Move the no-advertise export policy from group 65002 to a global BGP policy.
B. Move the nhs policy from a global BGP export policy to an export policy under group 65002.
C. Move the no-export policy from a global BGP import policy to an import policy under group 65001.
D. Move the no-advertise export policy from group 65001 to a global BGP policy.
You are providing carrier-of-carrier VPN services for AS 100 and AS 200. You want to distribute MPLS labels between your PE routers and the AS 100 and AS 200 CE routers. What must be enabled to accomplish this task?
A. Use BGP with the inet-vpn address family enabled.
B. Use BGP with the labeled-unicast address family enabled.
C. Use RSVP with the lsp-set parameter enabled.
D. Use RSVP with the tunnel-services parameter enabled.
Which two statements regarding Ethernet segments (ES) are correct? (Choose two.)
A. The Type-4 EVPN route will be used to elect the designated forwarder for the ES.
B. The Type-3 EVPN route will be used for the aliasing function to load-balance to the ES.
C. The Type-1 EVPN route will indicate if the ES is all-active or single-active.
D. The Type-2 EVPN route will indicate if there is a designated forwarder on the ES.
Referring to the exhibit, which command would reduce the size of the OSPF database and corresponding routes? A.
B.
C.
D.
Referring to the exhibit, a Layer 3 VPN is configured, however, the routes are being hidden. What is the problem?
A. The BGP peer is not reachable through the IGP.
B. An active MPLS tunnel does not exist between the peers.
C. A route distinguisher mismatch exists between the peers.
D. A VRF target community mismatch exists between the peers.
Why do interprovider option B VPNs scale better than interprovider option A VPNs?
A. The ASBRs in interprovider option B VPNs do not need per-VPN VRF tables.
B. The ASBRs in interprovider option A VPNs do not need per-VPN VRF tables.
C. The ASBRs in interprovider option A VPNs only carry internal routes.
D. The ASBRs in interprovider option B VPNs only carry internal routes.
Referring to the exhibit, what will the IS-IS cost be for R3 to reach R1?
A. 301
B. 73
C. 20
D. 310
Which three statements are true about the show pim join output shown in the exhibit? (Choose three.)
A. This is a source-specific multicast stream.
B. The multicast receiver is still using the RP to receive the stream.
C. The multicast stream has been configured with a backup path to allow for fast reroute.
D. The multicast stream does not have an RP.
E. The shortest path to the source is through the RP.
You have the Layer 2 VPN configuration shown in the exhibit. You are asked to determine the remote site ID for ge-1/0/1.512. In this scenario, what is the remote site ID?
A. 4
B. 5
C. 1
D. 3
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