Pass Cisco 300-420 With Dumpleader Exam Dumps - Updated on Mar-2025 [Q74-Q95]

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Pass Cisco 300-420 With Dumpleader Exam Dumps – Updated on Mar-2025

Fully Updated 300-420 Dumps – 100% Same Q&A In Your Real Exam

Cisco 300-420 exam is a challenging exam that requires a significant amount of preparation and study. 300-420 exam consists of 60-70 questions and has a duration of 90 minutes. The questions are designed to test the candidate’s understanding of the design principles and best practices for enterprise-level networks. 300-420 exam is computer-based and can be taken at any authorized Pearson VUE testing center.

NO.74 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?

Local Preference

MED

Weight

AS Path

Community

NO.75 A network engineer replaced a bad router with a spare, used router in an OSPF network. After the replacement, OSPF neighborship is not being established on one of the interfaces. Which two reasons cause this issue? (Choose two)

authentication mismatch

MTU mismatch

OSPF process numbers do not match on both neighbor routers

OSPF timers match

area numbers match

NO.76 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?

AFT for public web presence

host-initiated tunnels

dual stack

site-to-site IPv6 over IPv4 tunnels

NO.77 Drag and drop the properties from the left onto the protocols they describe on the right.

NO.78

Refer to the exhibit. An engineer is planning an IPv4 to IPv6 migration solution for a customer. The routers in the network can support IPv4 and IPv6, except for the DWDM routers. The DWDM routers provide a Layer 2 link in which the routers peer directly with each other across a DWDM circuit. The circuit also provides connectivity between the mail servers. Which IPv6 migration technique must the engineer deploy?

dual-stack

6to4

ISATAP

6rd

NO.79 When a network is designed using IS-IS protocol, which two circuit types are supported? (Choose two.)

nonbroadcast multiaccess

multiaccess

point-to-multipoint

nonbroadcast

point-to-point

NO.80 An engineer must design a routing solution for a company that is single-homed to an ISP. The company’s goal is to run BGP between the CE and the PE devices. To support running BGP, the company obtained a public AS number and IP subnet from ARIN. Which solution must the engineer select?

– The customer announces the default route to the ISP.
– The ISP announces the default route to the customer.

– The customer announces the public IP subnet to the ISP.
– The ISP announces the BGP table to the customer.

– The ISP announces the customer public IP subnet.
– The ISP announces the partial BGP table to the customer.

– The customer announces the public IP subnet to the ISP.
– The ISP announces the default route to the customer.

NO.81 Which control-plane technology allows the same subnet to exist across multiple network locations?

LISP

VXLAN

FabricPath

ISE mobility services

NO.82 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?

Mark the traffic with DSCP CS1 and map into Class2 with a minimum bandwidth assigned by reducing the bandwidth available to CIass3.

Mark the traffic with DSCP CS6 and map into Class1 with a minimum bandwidth assigned by reducing the bandwidth available to Class2

Mark the traffic with DSCP EF and map into Class1 with a minimum bandwidth assigned by reducing the bandwidth available to Class2.

Mark the traffic with DSCP CS2 and map into Class2 with a minimum bandwidth assigned by reducing the bandwidth available to Class3

NO.83 An engineer uses Postman and YANG to configure a router with:
* OSPF process ID 400
* network 192.168.128.128/25 enabled for Area 0
Which get-config reply verifies that the model set was designed correctly?

Text Description automatically generated

Text Description automatically generated with medium confidence

NO.84 Refer to the exhibit.

Refer to the exhibit. An architect is developing a solution to consolidate networks while retaining device redundancy. The routing protocol for the WAN routers must be open standard, ensure high availability, and provide the fastest convergence time. Which solution must the design include?

both routers running EIGRP

one router running OSPFv2 and other OSPF v3

one router running ISIS and other OSPF v3

both routers running OSPFv2

NO.85 Refer to the exhibit. An engineer must design a WAN solution so that ISP-1 is always preferred over ISP-2. The path via ISP-2 is considered as a backup and must be used only when the path to ISP-1 is down. Which solution must the engineer choose?

R1:
– Routes advertised to ISP-1: 0x AS-path prepend
– Routes received from ISP-1: HIGH local-preference
– Routes advertised to R2: no action
– Routes received from R2: community NO-EXPORT
R2:
– Routes advertised to ISP-2:5x AS-path prepend
– Routes received from ISP-2: LOW local-preference
– Routes advertised to R1: community NO-ADVERTISE
– Routes received from R1: no action

R1:
– Routes advertised to ISP-1: 0x AS-path prepend
– Routes received from ISP-1: HIGH local-preference
– Routes advertised to R2: community NO-EXPORT
– Routes received from R2: no action
R2:
– Routes advertised to ISP-2: 5x AS-path prepend
– Routes received from ISP-2: LOW local-preference
– Routes advertised to R1: no action
– Routes received from R1: no action

R1:
– Routes advertised to ISP-1: 0x AS-path prepend
– Routes received from ISP-1: LOW local-preference
– Routes advertised to R2: community NO-ADVERTISE
– Routes received from R2: no action
R2:
– Routes advertised to ISP-2: 5x AS-path prepend
– Routes received from ISP-2: HIGH local-preference
– Routes advertised to R1: no action
– Routes received from R1: community NO-ADVERTISE

R1:
– Routes advertised to ISP-1: 5x AS-path prepend
– Routes received from ISP-1: LOW local-preference
– Routes advertised to R2: community NO-ADVERTISE
– Routes received from R2: no action
R2:
– Routes advertised to ISP-2: 0x AS-path prepend
– Routes received from ISP-2: HIGH local-preference
– Routes advertised to R1: community NO-EXPORT
– Routes received from R1: no action

NO.86 A branch office has a primary L3VPN MPLS connection back to the main office and an IPSEC VPN tunnel that serves as backup. Which design ensures that data is sent over the backup connection only if the primary MPLS circuit is down?

Use EIGRP to establish a neighbor relationship with the main office via

L3VPN MPLS and the IPSEC VPN tunnel.

Use BGP with the multipath feature enabled to force traffic via the primary path when available.

Use static routes tied to an IP SLA to prefer the primary path while a floating static route points to the backup connection.

Use OSPF with a passive-interface command on the backup connection.

NO.87

Refer to the exhibit. An architect must design a solution to connect bank site A with bank site B and support:
* network operation center monitoring end-to-end L3VPN and L2VPN traffic
* company adding thousands of routes in the next two years
Which two BGP solutions must the design include? (Choose two.)

Establish full mesh IBGP peering with ail routers in different IGP domains.

Redistribute different IGP domain routes in a BGP IPv4 routing instance.

Transport site routes using a BGP VPNv4 address family on the PE routers.

Apply BGP policies on all routers to filter out ABR and PE loopback IP addresses.

Connect multiple IGP’LDP domains using a BGP IPv4 unicast family on the ABR.

NO.88 Which OSPF area blocks LSA Type 3, 4 and 5, but allows a default summary route?

normal

stub

NSSA

totally stubby

NO.89

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?

Move the link between routers C and D to area 10.

Create an OSPF virtual link between routers E and F.

Create a tunnel between routers E and F in area 10.

Make area 10 a not-so-stubby area.

NO.90 Exhibit:

Refer to the exhibit. An engineer is designing a Layer 2 campus network. The design must support fast convergence and leverage as much bandwidth as possible between layers. Distribution switches do support VSS; unfortunately, not all routing protocols are available for use due to license limitations. Which solution must the engineer choose?

EtherChannel

MEC

RSTP

ECMP

NO.91 Since installing a cisco TelePresence system, the company is experiencing other application having response issues when the system in use. As a result, the company asked an architect to recommend a QoS solution. The customer is currently using a CBWFQ policy to manage traffic on an internet connection with a speed of 100 Mbps. Which link-capacity limit must the architect choose for strict-priority for the real-time traffic?

25 Mbps

50 Mbps

33 Mbps

75 Mbps

NO.92 Refer to the exhibit. The failover time of ISP-2 is significantly shorter than ISP-1 when an interface on the ISP router toward the campus network fails. Which solution minimizes the downtime to the sub-second?

Aggressive timers

Next-hop address tracking

Graceful-restart

BFD

NO.93 Refer to the exhibit. An architect is designing a hierarchical ISIS solution for a customer with these requirements:
– Routers will double in all areas within the next 24 months.
– Link flaps within areas 20 and 30 must not impact the backbone area.
– Traffic originating from A201 and A302 routers must connect to
application servers in the backbone.
Which design must the architect select?

C101 Level 1/2, A201 Level 1, and A101 Level 2

C201 Level 1/2, A301 Level 1/2, and A102 Level 1/2

C302 Level 2, A302 Level 1/2, and A101 Level 2

C102 Level 2, A202 Level 2, and A102 Level 1

NO.94 A customer reports that each time a networking component fails, OSPF recalculates the backup path, with causes a short outage. Which solution must the customer implement to improve this situation?

Aggressive OSPF timers

LFA FRR

Incremental SPF

BFD

NO.95 How is internet access provided to a WAN edge router that is connected to a MPLS transport link?

OMP advertises a default route from a WAN Edge router that is connected to the MPLS and internet transport networks

Internet access must be provided at the WAN Edge router through either a 4G/5G link or local Internet circuit

An extranet must be provided in the MPLS transport network to allow private traffic to reach the public internet

TLOC extensions are used to route traffic to a WAN Edge router that is connected to the Internet transport network

Cisco 300-420: Target audience

The Cisco 300-420 test is designed for Wireless Design Engineers, Network Managers, Network Design Engineers, System Engineers, and Network Administrators. It is targeted at those individuals who want to certify or prove their knowledge and mastery in designing Cisco enterprise networks. The typical candidates for this Cisco certification exam are those people who are looking to be certified in the enterprise networks. They should have at least 3 years of hands-on experience in the field of designing these networks related to Cisco.

Cisco 300-420 Exam Details

As for the exam details, Cisco 300-420 lasts for 90 minutes and it contains many types of questions including fill-in-the-blanks, drag and drop, multiple-choice, and scenario-based. The test is available in English and Japanese. In order to pass the exam, candidates should answer at least 80 to 85% of the items correctly.

Latest 300-420 Exam Dumps – Valid and Updated Dumps: https://www.dumpleader.com/300-420_exam.html