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NEW QUESTION 30
An engineer must design a multicast network for a financial application. Most of the multicast sources also receive multicast traffic (many-to-many deployment model). To better scale routing tables, the design must not use source trees. Which multicast protocol satisfies these requirements?
- A. MSDP
- B. PIM-SM
- C. BIDIR-PIM
- D. PIM-SSM
Answer: C
NEW QUESTION 31
A company must automate a set of complex changes aligned with DR testing in the network. These changes are specific, and the DR playbook will be adjusted in the future. The playbook has diverse routing and switching assets in scope as well as multiple vendor and hardware platforms. A developer will create a thin, web front-end microservice and integrate with an Open daylight controller to push changes to the network.
Which YANG model should be used?
- A. Develop an individualized YANG model to minimize development resources and time to market.
- B. Use a single native vendor YANG model to minimize development time
- C. Use an open YANG model to allow the reuse of code and standardize the implementation across platforms
- D. Use multiple native vendor YANG models to provide code consistency.
Answer: C
NEW QUESTION 32
Refer to the exhibit. An engineer must design an automatic failover solution. The solution should allow HSRP to detect a WAN 1 failure and initiate an automatic failover, making router R2 the active HSRP router. Which two solutions should the engineer choose? (Choose two.)
- A. use IP source routing
- B. Implement PBR on router R1
- C. use a floating static route
- D. Implement IP SLA on router R1
- E. Implement Enhanced Object Tracking on roster R1
Answer: D,E
NEW QUESTION 33
Drag and drop the properties from the left onto the Cisco SD-WAN components that perform them on the right.
Answer:
Explanation:
NEW QUESTION 34
An engineer is looking for a standards-driven YANG model to manage a multivendor network environment. Which model must the engineer choose?
- A. IEEE NETCONF
- B. Native
- C. IETF
- D. OpenConfig
Answer: C
NEW QUESTION 35
An organization is designing a detailed QoS plan that limits bandwidth to specific rates. Which two parameters are supported be the traffic policing feature? (Choose two.)
- A. marking
- B. shaping
- C. violating
- D. conforming
- E. bursting
Answer: A,B
NEW QUESTION 36
Which QoS feature responds to network congestion by dropping lower priority packets?
- A. strict priority
- B. tail drop
- C. CBWFQ
- D. WRED
Answer: D
NEW QUESTION 37
Drag and drop the properties from the left onto the protocols they describe on the right.
Answer:
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/prog/configuration/166/b_166_programmability_cg/ b_166_programmability_cg_chapter_01011.html
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/prog/configuration/169/b_169_programmability_cg/ configuring_yang_datamodel.html
NEW QUESTION 38 
Refer to the exhibit. An engineer must design an automatic failover solution. The solution should allow HSRP to detect a WAN 1 failure and initiate an automatic failover, making router R2 the active HSRP router. Which two solutions should the engineer choose? (Choose two.)
- A. use IP source routing
- B. Implement PBR on router R1
- C. use a floating static route
- D. Implement IP SLA on router R1
- E. Implement Enhanced Object Tracking on roster R1
Answer: D,E
NEW QUESTION 39
Which method will filter routes between EIGRP neighbors within the same autonomous system?
- A. route tagging
- B. distribute-list
- C. leak-map
- D. policy-based routing
Answer: B
Explanation:
Section: Advanced Addressing and Routing Solutions
NEW QUESTION 40
A customer's environment includes hosts that support IPv6-only. Several of these hosts must communicate with a public web server that has only IPv4 domain name resolution. Which solution should the customer use in this environment?
- A. implement 6PE to resolve hostname resolution
- B. Implement NAT44 at the edge of the customer network
- C. utilize NAT64 to translate the addresses
- D. use 6to4 and a tunnel to translate the addresses
Answer: C
NEW QUESTION 41
An engineer is designing an enterprise campus network. The LAN infrastructure consists of switches from multiple vendors, and Spanning Tree must be used as a Layer 2 loop prevention mechanism. All configured VLANs must be grouped in two SIP instances. Which standards-based Spanning Tree technology supports this design solution?
- A. Rapid PVST
- B. MSTP
- C. RSTP
- D. STP
Answer: B
NEW QUESTION 42
A network engineer must connect two sites across a public network using a secure tunneling technology that supports multicast traffic. Which technology must be chosen?
- A. IPsec
- B. PPTP
- C. GRE over IPsec
- D. GRE
Answer: C
NEW QUESTION 43
An architect is creating a migration strategy for a large organization in which the choice made by the application between IPv6 and IPv4 is based on the DNS request. Which migration strategy does the architect choose?
- A. site-to-site IPv6 over IPv4 tunnels
- B. dual stack
- C. host-initiated tunnels
- D. AFT for public web presence
Answer: B
NEW QUESTION 44 
Refer to the exhibit. Area 10 is a regular OSPF area and networks 10.1.1.0/24 and 172.16.1.0/24 are internal.
Which design provides optimal routing between both networks when the link between routers C and E fails?
- A. Create a tunnel between routers E and F in area 10.
- B. Make area 10 a not-so-stubby area.
- C. Move the link between routers C and D to area 10.
- D. Create an OSPF virtual link between routers E and F.
Answer: C
NEW QUESTION 45
A router running ISIS is showing high CPU and bandwidth utilization. An engineer discovers that the router is configured as L1/L2 and has L1 and L2 neighbors. Which step optimizes the design to address the issue?
- A. Configure each interface as either L1 or L2 circuit type
- B. Disable the default behavior of advertising the default route on the L1/L2 router
- C. Configure the router to be either L1 or L2
- D. Make this router a DIS for each of the interfaces
Answer: A
NEW QUESTION 46
Drag and drop the characteristics from the left onto the Yang model they describe on the right.
Select and Place:
Answer:
Explanation:
NEW QUESTION 47 
Refer to the exhibit. All routers currently reside in OSPF area 0. The network manager recently used R1 and R2 as aggregation routers for remote branch locations and R3 and R4 for aggregation routers for remote office locations. The network has since been suffering from outages, which are causing frequent SPF runs. To enhance stability and introduce areas to the OSPF network with the minimal number of ABRs possible, which two solutions should the network manager recommend? (Choose two.)
- A. a newOSPFarea for R3andR4connections,with R3 and R4as ABRs
- B. a new OSPF area for R1 and R2 connections, with R5 and R6 as ABRs
- C. a newOSPFarea for R3andR4connections,with R5 and R6as ABRs
- D. a newOSPFarea for R1andR2connections,with R1 and R2as ABRs
- E. a new OSPF area for R1, R2, R3, and R4 connections, with R1, R2, R3, and R4 as ABRs
Answer: B,C
NEW QUESTION 48
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