Cisco 300-420 ENSLD Exam Questions Instant Access

Question 1

Which common issue causes intermittent DMVPN tunnel flaps?

Aa routing neighbor reachability issue

Ba suboptimal routing table

Cinterface bandwidth congestion

Dthat the GRE tunnel to hub router is not encrypted

Answer : A

Question 2

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?

AIPsec

BGRE

CPPTP

DGRE over IPsec

Answer : D

Question 3

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?

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

B* The customer announces the public IP subnet to the ISP
* The ISP announces the BGP table to the customer

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

D* The customer announces the default route to the ISP
* The ISP announces the default route to the customer

Answer : C

Question 4

Which feature is used to optimize WAN bandwidth of IGMP network traffic among WAN Edge routers in the

same VPN?

AIGMPv2

Bmulticast RP

Cmulticast-replicator

Dmulticast service routes

Answer : C

Question 5

What is the purpose of service routes in OMP updates?

Aspecify routes toward a centralized orchestration plane

Bdescribe underlay transport Information

Cdefine the remote management Information

Dindicate services that are enabled for service insertion

Answer : D

Question 6

Refer to the exhibit.

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?

ACampus: 10.0.0.0/18
* Branch1: 10.0.192.0/21
* Branch2: 10.0.200.0/21

B* Campus: 10.0.0.0/16
* Branchi: 10.255.0.0/20
* Branch2: 10.255.16.0/20

C* Campus: 10.0.0.0/10
* Branch1: 10.64.0.0/10
* Branch2: 10.128.0.0/10

D* Campus: 10.0.0.0/20
* Branch1: 10.0.64.0/21
Branch2: 10.0.128.0/21

Answer : A

Question 7

An engineer must design a solution to provide backup connectivity between two sites. The engineer plans to use an Internet connection but company policy requires the connection to be encrypted. Additionally, there are several applications that utilize multicast to deliver video streams between the sites. Which technology should the design include?

AGRE over IPsec

BIPsec direct encapsulation

CGETVPN

DDMVPN

Answer : A

Cisco Designing Cisco Enterprise Networks Exam 300-420 ENSLD Exam Questions