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NEW QUESTION 78
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.
Answer: A
NEW QUESTION 79
In which two ways does OSPF prevent routing loops in multi-area networks? (Choose two.)
A. All areas are required to connect as a full mesh.
B. All areas are required to connect to area 0.
C. The LFA algorithm prunes all looped paths within an area.
D. The SPF algorithm prunes looped paths within an area.
Answer: BD
NEW QUESTION 80
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.
Answer: B
NEW QUESTION 81
You want to ensure that L1 IS-IS routers have only the most specific routes available from L2 IS-IS routers. Which action accomplishes this task?
A. Configure the ignore-attached-bit parameter on all L1 routers.
B. Configure all routers to be L1.
C. Configure all routers to allow wide metrics.
D. Configure the ignore-attached-bit parameter on all L2 routers.
Answer: A
NEW QUESTION 82
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
Answer: BD
NEW QUESTION 83
By default, which statement is correct about OSPF summary LSAs?
A. The metric associated with a summary route will be equal to the lowest metric associated with an individual contributing route.
B. The area-range command must be installed on all routers.
C. Type 3 LSAs are advertised for routes in Type 1 LSAs.
D. All Type 2 and Type 7 LSAs will be summarized into a single Type 5 LSA.
Answer: C
NEW QUESTION 84
When building an interprovider VPN. you notice on the PE router that you have hidden routes which are received from your BGP peer with family inet labeled-unicast configured. Which parameter must you configure to solve this problem?
A. Under the family inet labeled-unicast hierarchy, add the resolve-vpn parameter.
B. Under the protocols mpls hierarchy, add the traffic-engineering parameter.
C. Under the family inet labeled-unicast hierarchy, add the explicit null parameter.
D. Under the protocols ospf hierarchy, add the traffic-engineering parameter.
Answer: A
NEW QUESTION 85
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
Answer: CDE
NEW QUESTION 86
You are attempting to summarize routes from the 203.0.113.128/25 IP block on R8 to AS 64500. You implement the export policy shown in the exhibit and all routes from the routing table stop being advertised:
In this scenario, which two steps would you take to summarize the route in BGP? (Choose two.)
A. Replace exact in the export policy with orlonger.
B. Remove the from protocol bgp command from the export policy.
C. Add the set protocols bgp family inet unicast add-path command to allow additional routes to the RIB tables.
D. Add the set routing-options aggregate route 203.0.113.128/25 command.
Answer: AD
NEW QUESTION 87
The environment is using BGP. All devices are in the same AS with reachability redundancy. Referring to the exhibit:
Which statement is correct?
A. Peering is dynamically discovered between all devices.
B. RR2 is in an OpenConfirm State until RR1 becomes unreachable.
C. RR1 is peered to Client2 and RR2.
D. Client1 is peered to Client2 and Client3.
Answer: C
NEW QUESTION 88
Referring to the exhibit:
Which two statements are correct about BGP routes on R3 that are learned from the ISP-A neighbor? (Choose two.)
A. The next-hop value for these routes Is changed by ISP-A before being sent to R3.
B. All BGP attribute values must be removed before receiving the routes.
C. The BGP local-preference value that is used by ISP-A is not advertised to R3.
D. By default, the next-hop value for these routes is not changed by ISP-A before being sent to R3.
Answer: CD
NEW QUESTION 89
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
Answer: A
NEW QUESTION 90
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.
Answer: C
NEW QUESTION 91
Which two statements about the output shown in the exhibit are correct? (Choose two.)
A. The connection has not flapped since it was initiated.
B. The PE is attached to a single local site.
C. There has been a VLAN ID mismatch.
D. The PE router has the capability to pop flow labels.
Answer: AB
NEW QUESTION 92
Referring to the exhibit:
Which statement is true?
A. The 10.101.1.0/24 route will be shared if the vrf-table-label parameter is configured.
B. The 10.101.1.0/24 route will be shared if the auto-export parameter is configured.
C. The 10.101.1.0/24 route will be shared if there are other VRFs that use the same route target community.
D. The 10.101.1.0/24 route will only be shared if BGP is configured in the routing instance.
Answer: C
NEW QUESTION 93
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.
Answer: BC
NEW QUESTION 94
Referring to the exhibit:
What must be changed to establish a Level 1 adjacency between routers R1 and R2?
A. Change the level l disable parameter under the R1 protocols isis interface lo0.0 hierarchy to the level 2 disable parameter.
B. Add IP addresses to the interface ge-1/2/3 unit 0 family iso hierarchy on both R1 and R2.
C. Remove the level 1 disable parameter under the R2 protocols isis interface lo0.0 configuration hierarchy.
D. Change the level 1 disable parameter under the R2 protocols isis interface ge-l/2/3.0 hierarchy to the level 2 disable parameter.
Answer: D
NEW QUESTION 95
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.
Answer: AC
NEW QUESTION 96
……
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