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Cisco 300-420 Designing Cisco Enterprise Networks (ENSLD)
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Pass4itsure offers the latest Cisco 300-420 practice test free of charge 1-13
QUESTION 1
Which two functions are provided by the Cisco SD-WAN orchestration plane? (Choose two.)
A. centralized provisioning
B. primary authentication point
C. NAT traversal facilitation
D. Zero Touch Provisioning
E. troubleshooting and monitoring
Correct Answer: BC
Reference: https://www.cisco.com/c/dam/global/da_dk/assets/pdfs/cisco_virtual_update_cisco_sdwan_viptela.pdf page7
QUESTION 2
How do endpoints inside an SD-Access network reach resources outside the fabric?
A. a VRF fusion router is used to map resources in one VN to another VN
B. Fabric borders use VRFs to map VNs to VRFs
C. SD-Access transit links are used to transport encapsulated traffic from one fabric to another
D. A fabric edge is used to de-encapsulate VXLAN traffic to normal IP traffic then transported over the outside network
Correct Answer: D
QUESTION 3
An infrastructure team is concerned about the shared memory utilization of a device, and for this reason, they need to
monitor the device state. Which solution limits impact on the device and provides the required data?
A. IPFIX
B. static telemetry
C. on-change subscription
D. periodic subscription
Correct Answer: A
QUESTION 4
Which design consideration should be observed when EIGRP is configured on Data Center switches?
A. Perform manual summarization on all Layer 3 interfaces to minimize the size of the routing table.
B. Prevent unnecessary EIGRP neighborships from forming across switch virtual interfaces.
C. Lower EIGRP hello and hold timers to their minimum settings to ensure rapid route reconvergence.
D. Configure multiple EIGRP autonomous systems to segment Data Center services and applications.
Correct Answer: A
QUESTION 5
DRAG DROP
Drag and drop the descriptions from the left onto the Cisco SD-WAN component they describe on the right.
Select and Place:
Correct Answer:
Reference: https://www.cisco.com/c/en/us/td/docs/solutions/CVD/SDWAN/cisco-sdwan-design-guide.html
QUESTION 6
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. GRE
C. PPTP
D. GRE over IPsec
Correct Answer: D
QUESTION 7
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. Make this router a DIS for each of the interfaces
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. Configure each interface as either L1 or L2 circuit type
Correct Answer: D
QUESTION 8
When designing interdomain multicast, which two protocols are deployed to achieve communication between multicast
sources and receivers? (Choose two.)
A. IGMPv2
B. BIDIR-PIM
C. MP-BGP
D. MSDP
E. MLD
Correct Answer: CD
QUESTION 9
Which OSPF area blocks LSA Type 3, 4 and 5, but allows a default summary route?
A. normal
B. stub
C. NSSA
D. totally stubby
Correct Answer: D
QUESTION 10
When a network is designed using IS-IS protocol, which two circuit types are supported? (Choose two.)
A. nonbroadcast multiaccess
B. multiaccess
C. point-to-multipoint
D. nonbroadcast
E. point-to-point
Correct Answer: BE
QUESTION 11
A customer with an IPv4 only network topology wants to enable IPv6 connectivity while preserving the IPv4 topology
services. The customer plans to migrate IPv4 services to the IPv6 topology, then decommission the IPv4 topology.
Which
A. dual stack
B. 6VPE
C. 6to4
D. NAT64
Correct Answer: A
QUESTION 12
Which component of Cisco SD-Access integrates with Cisco DNA Center to perform policy segmentation and
enforcement through the use of security group access control lists and security group tags?
A. Cisco Application Policy Infrastructure Controller Enterprise Module
B. Cisco Network Data Platform
C. Cisco Identity Services Engine
D. Cisco TrustSec
Correct Answer: D
QUESTION 13
Which function are fabric intermediate nodes responsible for in an SD-Access Architecture?
A. mapping EIDs to RLOCs
B. encapsulating user traffic in a VXLAN header including the SGT
C. registering new endpoints in the HTDB
D. transporting IP packets between edge nodes and border nodes
Correct Answer: D
Summarize:
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