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NEW QUESTION 39
Refer to the exhibit.
Which statement describes the result of this configuration?
- A. R1 redistributes BGP routes into the OSPF process of VRF custabc as OIA routes.
- B. R1 mutually redistributes routes between BGP 65001 and the OSPF process of VRF custabc.
- C. R1 redistributes BGP routes into the OSPF process of VRF custabc as E2 routes.
- D. R1 redistributes BGP routes into the OSPF process of VRF custabc as E1 routes.
Answer: D
NEW QUESTION 40
Refer to the exhibit:
A network engineer is implementing an OSPF configuration Based on the output, which statement is true?
- A. In the ospfv3 1 area 1 ipv4 command, area 0 must be configured instead of area 1.
- B. OSPFv3 cannot be configured for IPv4; OSPFv3 works only for IPv6.
- C. OSPFv3 does not run for IPv4 on FastEthemet0/0 until IPv6 routing is enabled on the router and IPv6 is enabled on interface Fastfc.thernet0/0
- D. IPv6 routing not enabled" is just an informational message and OSPFv3 runs for IPv4 on interface FastEthernet0/0 anyway
Answer: C
NEW QUESTION 41
Which mechanism reduces the network flooding caused by host ARP learning behavior?
- A. ARP suppression
- B. root guard
- C. BPDU guard
- D. storm control
Answer: A
Explanation:
Reference:
https://www.cisco.com/c/en/us/products/collateral/switches/nexus-7000-series-switches/white- paper-c11-735015.html
NEW QUESTION 42
Refer to the exhibit.
An engineer is implementing an MPLS P2MP TE solution. Which type of router can serve as the midpoint router and the tailend router in this P2MP TE network implementation?
- A. source
- B. headend
- C. transit
- D. bud
Answer: D
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/mpls/mp-te-path-setup-xe-3s-asr920-book/mp-te-path-setup-xe-3s-asr920-book_chapter_01.html
NEW QUESTION 43
Which tool identifies the point of failure in a P2MP LSP from the ingress LSR?
- A. P2MP traceroute
- B. P2MP ping
- C. Jitter TLV
- D. SPAN
Answer: A
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r5-3/mpls/configuration/ guide/b-mpls-cg53x-asr9k/b-mpls-cg53x-asr9k_chapter_01000.html
NEW QUESTION 44
What do routers on the network use to avoid routing loops when OSPF is running as the PE-CE routing protocol on a service provider network?
- A. the DN bit with type 3, 5, or 7 LSA
- B. the domain tag for type 2 LSA
- C. the AS-Override feature
- D. sham links to create a super backbone over the service provider network
Answer: A
NEW QUESTION 45
Refer to the exhibit.
An engineer is trying to configure an EVPN VWPS. What is the issue with this configuration?
- A. The member in the VPWS context should be the PE-facing interface.
- B. The service instance and the EVPN instance are different.
- C. Interface GigabitEthernet0/1/0 should not have any IP address.
- D. The 12vpn evpn command should be instance 101.
Answer: C
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_l2_vpns/configuration/xe-3s/asr903/16-7-1/ b-mpls-l2-vpns-xe-16-7-asr900/epvn_vpws_single_homed.pdf
NEW QUESTION 46
Refer to the exhibit.
PE1 and PE2 are exchanging VPNv4 routes for CE1 and CE2, and PE3 contains the default route to the internet. If the three devices are operating normally, which two conclusions describe this configuration?
(Choose two.)
- A. Only the CE2 VRF can access the default route provided by the Internet VRF.
- B. All three routers must be running a distance-vector routing protocol.
- C. The CE1 and CE2 VRFs can access the default route provided by the Internet VRF.
- D. The CE1 and CE2 VRFs can exchange routes only between their respective VRFs on PE1 and PE2.
- E. All three routers must be running MP-BGP.
Answer: D,E
NEW QUESTION 47
An engineer is troubleshooting an ongoing network outage. Which command should he use that can display the live log files for a process or service running on a network device?
- A. debug
- B. ping
- C. show run
- D. traceroute
Answer: A
NEW QUESTION 48
Refer to the exhibit.
If the two devices are operating normally, which two conclusions can you draw from this configuration? (Choose two.)
- A. The PE-CE routes between the devices are being exchanged by OSPF
- B. CE1 must use OSPF to establish a neighbor relationship with PE1.
- C. PE1 labels the routes it learns from CE1 with the route-target 222:2 and shares them with its VPNv4 peers.
- D. CE1 is supporting CSC.
- E. PE1 labels the routes it learns from CE1 with the route-target 111:1 and shares them with its VPNv4 peers.
Answer: A,B
NEW QUESTION 49 
Refer to the exhibit. A network operator is implementing EVPN IRB on PE1. Which two command placements enable the advertisement of Type 2 routes and what information do Type 2 routes contain?
(Choose two.)
- A. Type 2 routes contain inclusive source-specific multicast route information.
- B. Type 2 routes contain MAC/IP information.
- C. The operator adds in "host-routing" under the BVI651 interface.
- D. The operator adds in "host-routing" under the VRF EVPN.
- E. Type 2 routes contain Ethernet Auto-Discovery information.
Answer: B,C
Explanation:
Section: VPN Architecture
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/iosxr/ncs5500/vpn/61x/b-ncs5500-l2vpn-configuration- guide-61x/b-ncs5500-l2vpn-configuration-guide-61x_chapter_01010.html
NEW QUESTION 50
Refer to the exhibit.
Router 1 is a route reflector client within a service provider core PE1 cannot see VPNv4 routes received from the ASBR PE1 only has an iBGP relationship with Router 1. Which action resolves this issue?
- A. Activate PE1 as a neighbor under the IPv4 address family.
- B. Configure Router 1 as a route reflector for PE1 under the VPNv4 address family.
- C. Enable BGP default ipv4-unicast
- D. Configure PE1 to have an eBGP relationship with Router 1.
Answer: B
NEW QUESTION 51
In a typical service provider environment, which two tools are used to help scale PE router connectivity requirements? (Choose two.)
- A. cluster ID
- B. confederations
- C. originator ID
- D. route reflectors
- E. VPNv4 address family
Answer: B,D
NEW QUESTION 52
Which two are characteristics of using a non-MPLS peer-to-peer model over a traditional overlay model? (Choose two.)
- A. The customer specifies the exact site-to-site traffic profile.
- B. Provider routers know the customer network topology.
- C. The configuration on a newly added site PE is updated automatically.
- D. The model is suited for nonredundant configurations.
- E. Routing information is exchanged between the customer router and one or a few PEs.
Answer: B,E
Explanation:
Reference:
http://etutorials.org/Networking/MPLS+VPN+Architectures/Part+2+MPLS-based+Virtual+Private
+Networks/Chapter+7.+Virtual+Private+Network+VPN+Implementation+Options/Overlay+and+Peer-to-peer
+VPN+Model/
NEW QUESTION 53
Which mechanism reduces the network flooding caused by host ARP learning behavior?
- A. ARP suppression
- B. root guard
- C. BPDU guard
- D. storm control
Answer: A
Explanation:
Reference: https://www.cisco.com/c/en/us/products/collateral/switches/nexus-7000-series-switches/white- paper-c11-735015.html
NEW QUESTION 54
Refer to the exhibit.
Drag and drop the EVC configuration items from the left onto the correct descriptions on the right.
Answer:
Explanation:
NEW QUESTION 55
Refer to the exhibit.
A technician is troubleshooting a connectivity issue and notices that there is no IS-IS adjacency between R1 and R2. What can the technician change to bring the IS-IS adjacency up?
- A. Change R2's configuration to no longer set the overload bit.
- B. Change R1's net address to be in the same area as R2.
- C. Change R2's net address to be in the same area as R1.
- D. Change R1's is-type to level-2-only
Answer: D
NEW QUESTION 56
Which two BGP attributes prevent loops in a route reflector environment? (Choose two.)
- A. AS_PATH
- B. originator ID
- C. cluster ID
- D. origin
- E. local preference
Answer: B,C
Explanation:
Section: VPN Architecture
Explanation/Reference: https://www.ciscopress.com/articles/article.asp?p=2756480&seqNum=10
NEW QUESTION 57
Refer to the exhibit.
A customer carrier running MPLS VPN wants to utilize a backbone carrier to forward traffic and exchange VPNv4 prefixes between the two customer carriers networks depicted. Which two sets of routers must establish MP-iBGP sessions? (Choose two.)
- A. BB-PE-A and CC-PE-B
- B. CC-PE-A and CC-PE-B
- C. BB-PE-A and BB-P-A
- D. CC-PE-A and BB-PE-A
- E. BB-PE-A and BB-PE-B
- F. CC-PE-A and CC-P-A
Answer: B,E
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ias_and_csc/configuration/12-2sx/mp-ias- and-csc-12-2sx-book/mp-carrier-bgp.html
NEW QUESTION 58
Refer to the exhibit.
Router 1 is a route reflector client within a service provider core PE1 cannot see VPNv4 routes received from the ASBR PE1 only has an iBGP relationship with Router 1. Which action resolves this issue?
- A. Activate PE1 as a neighbor under the IPv4 address family.
- B. Configure Router 1 as a route reflector for PE1 under the VPNv4 address family.
- C. Enable BGP default ipv4-unicast
- D. Configure PE1 to have an eBGP relationship with Router 1.
Answer: B
NEW QUESTION 59
Drag and drop the EVPN components from the left onto the correct planes on the right.
Answer:
Explanation:
Reference:
https://www.cisco.com/c/dam/m/en_us/network-intelligence/service-provider/digital-transformation/knowledge-network-webinars/pdfs/0420-epn-ckn.pdf
NEW QUESTION 60
Which two frames can be configured on an Ethernet flow point? (Choose two.)
- A. with different class of service values
- B. with identical type of service value
- C. with no tags
- D. with different type of service values
- E. of a specific VLAN
Answer: C,E
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/cether/configuration/xe-3s/asr903/16-5-1/b-ce-xe-16-5-asr900/trunk-efp-support.html
NEW QUESTION 61
Which optional information can be included with an IPv6 ping to support the troubleshooting process?
- A. destination MAC address
- B. IPv6 hostname
- C. source MAC address
- D. IPv4 IP address
Answer: B
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipv6/configuration/xe-3s/ipv6-xe-36s-book/ip6-mng-apps.html
NEW QUESTION 62
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