Achive your Success with Latest Cisco 300-420 Exam [Aug 13, 2022]
The 300-420 Exam Test For Brief Preparation
Network Services
The questions from this subject area cover 20% of the entire content and evaluate the candidates’ ability to perform the following operations:
- Design the techniques for network management, such as prioritize network management traffic, in-band versus out-of-band, and segmented management networks;
- Design the policies for end-to-end QoS, including queuing, shaping, policing, marking & classification;
- Choose the relevant QoS strategies to meet the requirements of customers;
- Design SSM, MSDP, and PIM bi-directional multicast services.
- Explain the concepts of multicast routing (rendezvous points, source trees, shared trees, and RPF);
Cisco 300-420 Exam Topics:
| Section | Weight | Objectives |
|---|---|---|
| Network Services | 20% | -Select appropriate QoS strategies to meet customer requirements (DiffServ, IntServ) -Design end-to-end QoS policies
-Design network management techniques
-Describe multicast routing concepts (source trees, shared trees, RPF, rendezvous points) |
| Automation | 10% | - Choose the correct YANG data model set based on requirements -Differentiate between IETF, Openconfig, and Cisco native YANG models -Differentiate between NETCONF and RESTCONF -Describe the impact of model-driven telemetry on the network
-Compare dial-in and dial-out approaches to model-driven telemetry |
NEW QUESTION 96
Which routes does the overlay management protocol advertise in an SD-WAN overlay?
- A. Internet, MPLS, and backup
- B. primary, backup, and load-balanced
- C. prefix, TLOC, and service
- D. underlay, MPLS, and overlay
Answer: C
Explanation:
Explanation/Reference:
NEW QUESTION 97
A customer's current Layer 2 infrastructure is running Spanning Tree 802.1d, and all configuration changes are manually implemented on each switch. An architect must redesign the Layer 2 domain to achieve these goals:
reduce the impact of topology changes
reduce the time spent on network administration
reduce manual configuration errors
Which two solutions should the architect include in the new design? (Choose two.)
- A. Implement MST instead of STP.
- B. Configure broadcast and multicast storm control on all switches.
- C. Use VTP to propagate VLAN information and to prune unused VLANs.
- D. Implement Rapid PVST+ instead of STP.
- E. Configure dynamic trunking protocol to propagate VLAN information.
Answer: C,D
NEW QUESTION 98
A company with multiple service providers wants to speed up BGP convergence time in the event a failure occurs with their primary link. Which approach achieves this goal and does not impact router CPU utilization?
- A. Lower the BGP hello interval
- B. Utilize BFD and tune the multiplier to 50
- C. Utilize BFD and keep the default BGP timers
- D. Decrease the BGP keepalive timer
Answer: C
NEW QUESTION 99
Which feature must be incorporated into the campus LAN design to enable Wake on LAN?
- A. directed broadcasts on layer 3 devices
- B. dynamic ARP Inspection Snooping on layer 2 devices
- C. DHCP Snooping on layer 2 devices
- D. proxy ARP on layer 3 devices
Answer: A
Explanation:
Section: Advanced Enterprise Campus Networks
NEW QUESTION 100
An engineer must design an in-band management solution for a customer with branch sites. The solution must allow remote management of the branch sites using management protocols over an MPLS WAN. Queueing is implemented at the remote sites using these classes:
How must the solution prioritize the management traffic over the WAN?
- A. Mark the traffic with DSCP CS1 and map into Class2 with a minimum bandwidth assigned by reducing the bandwidth available to CIass3.
- B. Mark the traffic with DSCP EF and map into Class1 with a minimum bandwidth assigned by reducing the bandwidth available to Class2.
- C. Mark the traffic with DSCP CS2 and map into Class2 with a minimum bandwidth assigned by reducing the bandwidth available to Class3
- D. Mark the traffic with DSCP CS6 and map into Class1 with a minimum bandwidth assigned by reducing the bandwidth available to Class2
Answer: B
NEW QUESTION 101
Drag and drop the components in a Cisco SD-Access architecture from the left onto their descriptions on the right.
Answer:
Explanation:
NEW QUESTION 102
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 103
An engineer is upgrading a company's main site to include a connection to a second ISP. The company will receive full Internet routing tables from both ISPs via BGP. The engineer must ensure that the company does not become a transit autonomous system. Which solution should be included in this design?
- A. Lower the MED for updates sent to the secondary ISP.
- B. Use a route-map to prevent all prefixes from being advertised to either ISP.
- C. Modify the local-preference for routes incoming from the primary ISP.
- D. Tag incoming routes from both ISPs with BGP community no-export.
Answer: D
Explanation:
Section: WAN for Enterprise Networks
NEW QUESTION 104
An engineer must design a VPN solution for a company that has multiple branches connecting to a main office.
What are two advantages of using DMVPN instead of IPsec tunnels to accomplish this task? (Choose two.)
- A. greater scalability
- B. support for anycast gateway
- C. dynamic spoke-to-spoke tunnels
- D. support for AES 256-bit encryption
- E. lower traffic overhead
Answer: A,C
Explanation:
Section: WAN for Enterprise Networks
NEW QUESTION 105 
Refer to the exhibit. An architect must design an IP addressing scheme for a multisite network connected via a WAN transit. The campus site must accommodate 12,000 devices and the branch sites must accommodate
1,000 devices. Which address scheme optimizes network device resources, contains convergence events to the different blocks of the network, and ensures future growth of the network?
* * Campus: 10.0.0.0/18
* Branch1: 10.0.192.0/21
* Branch2: 10.0.200.0/21
* * Campus: 10.0.0.0/16
* Branchi: 10.255.0.0/20
* Branch2: 10.255.16.0/20
* * Campus: 10.0.0.0/10
* Branch1: 10.64.0.0/10
* Branch2: 10.128.0.0/10
* * Campus: 10.0.0.0/20
- A. Branch2: 10.0.128.0/21
- B. Branch1: 10.0.64.0/21
Answer: B
NEW QUESTION 106
A network engineer is redesigning a company's QoS solution. The company is currently using IP Precedence, but the engineer plans to move to DiffServ. It is important that the new solution provide backward compatibility with the current solution. Which technology should the design include?
- A. expedited forwarding
- B. class selector code points
- C. default per hop behavior
- D. assured forwarding
Answer: B
NEW QUESTION 107
A network solution is being designed for a company that connects to multiple Internet service providers.
Which Cisco proprietary BGP path attribute will influence outbound traffic flow?
- A. MED
- B. AS Path
- C. Weight
- D. Local Preference
- E. Community
Answer: C
NEW QUESTION 108
What is the purpose of a control plane node in a Cisco SD-Access network fabric?
- A. to act as the network gateway between the network fabric and outside networks
- B. to identify and authenticate endpoints within the network fabric
- C. to detect endpoints in the fabric and inform the host tracking database of EID-to-fabric-edge node bindings
- D. to maintain the endpoint database and mapping between endpoints and edge nodes
Answer: C
Explanation:
Explanation
https://www.cisco.com/c/en/us/td/docs/solutions/CVD/Campus/cisco-sda-design-guide.html
NEW QUESTION 109
Drag and drop the model driven telemetry characteristics from the left onto the mode they belong to on the right.
Answer:
Explanation:
NEW QUESTION 110
Which consideration must be taken into account when using the DHCP relay feature in a Cisco SD-Access Architecture?
- A. DHCP servers must support Cisco SD-Access extensions to correctly assign IPs to endpoints in an SDAccess fabric with anycast gateway.
- B. DHCP-relay must be enabled on fabric edge nodes to provide the correct mapping of DHCP scope to the local anycast gateway.
- C. A DHCP server must be enabled on the border nodes to allow subnets to span multiple fabric edges.
- D. DHCP Option-82 must be enabled to map the circuit IP option to the access fabric node where the DHCP discover originated.
Answer: B
NEW QUESTION 111
An engineer is designing an EIGRP network for a small branch site where there is only one Layer 3 router. The engineer wants the router to advertise the local LAN network to remote EIGRP neighbors without sending any unnecessary multicast messages on the local LAN. Which action should the engineer take?
- A. Advertise the local LAN using the network command and the passive-interface feature
- B. Redistribute the local LAN network using the redistribute connected command
- C. Use a static default route for this site instead of EIGRP
- D. Advertise the local LAN subnet as a stub network
Answer: A
Explanation:
Section: Advanced Addressing and Routing Solutions
NEW QUESTION 112
Refer to the exhibit. Which two solutions maximize the use of the links between the core and distribution layers? (Choose two.)
- A. use an IGP
- B. use multiple unequal-cost links
- C. use R-PVSTP+
- D. use HSRP
- E. use multiple equal-cost links
Answer: A,E
NEW QUESTION 113
Drag and drop the components in a Cisco SD-Access architecture from the left onto their descriptions on the right.
Answer:
Explanation:
NEW QUESTION 114
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. PIM-SSM
- B. PIM-SM
- C. MSDP
- D. BIDIR-PIM
Answer: B
Explanation:
Section: Network Services
NEW QUESTION 115 
Refer to the exhibit. An architect must create a stable and scalable EIGRP solution for a customer. The design must:
*conserve bandwidth, memory, and CPU processing
*prevent suboptimal routing
*avoid any unnecessary queries
Which two solutions must the architect select? (Choose two.)
- A. stub routing
- B. distribute lists
- C. route summarization
- D. static redistribution
- E. prefix lists
Answer: B,C
NEW QUESTION 116
What is the role of a control-plane node in a Cisco SD-Access architecture?
- A. map system that manages External Layer 3 networks
- B. map system that manages endpoint to device relationships
- C. fabric device that connects APs and wireless endpoints to the SD-Access fabric
- D. fabric device that connects wired endpoints to the SD-Access fabric
Answer: B
NEW QUESTION 117
......
Career Opportunities for People Who Pass 300-420 Exam and Get Certified
If you are starting the IT career, earning an intermediate-level Cisco certification can provide a plethora of employment opportunities. There are various positions that you can apply for after passing the Cisco 300-420 exam and obtaining the CCNP Enterprise certificate and they are as follows:
- Network Manager
- Network Design Engineer
- Network Architect
- Network Security Engineer
Having this certification under your belt can help you get a much higher salary as well. Depending on what position you land, extra skills, and experience, your compensation can vary. According to PayScale.com, as a network engineer, you can earn around $74k, while the salary for a network architect is around $122k annually. If you start working as a network security engineer you can easily get over $82k per year.
Revolutionary Guide To Exam Cisco Dumps: https://www.realvalidexam.com/300-420-real-exam-dumps.html
Pass 300-420 Exam Latest Practice Questions: https://drive.google.com/open?id=1G9L8LClmoWrNORiDA3nDvA2hzV8ubLdm
