JN0-211 Online Training Archives

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1. Which type of topology is shown in the exhibit.

Spine-and-leaf topology

Tree topology

ERP topology

Hub-and-spoke topology

2. AppFormix has been deployed in your data center using the Juniper Telemetry interface (JTI) native sensors. However, the underlay devices have not yet been set up to work with the JTI native sensors.

Which action is required for the JTI native sensors to work properly?

Enable the SSH on the underlay devices

Install the AppFormix network agent on the underlay devices

Enable the GPB messaging on the underlay devices

Enable the NETCONF over SSH on the underlay devices

3. Which statement is correct about an overlay network?

An overlay network requires an OSPF area

An overlay network requires The CLOS architectures

An overlay network Uses tunneling technologies

An overlay network Must have switches interconnected in space-leaf implementation

4. What are two protocols used by the NorthStar controller to discover the network topology? (Choose two).

SNMP

BGP-LS

NETCONF

OSPF-TE

5. You are deploying a vMX device in your network.

Which two virtualized components are required in this scenario? (choose two)

Virtual chassis fabric

Virtual forwarding plane

Virtual chassis port

Virtual control plane

6. What are two objectives of SDN? (Choose two).

Physical separation of the control plane from the data plane

Centralization of the forwarding plane

Centralization of the control plane

Centralization of the services plane

7. What are two examples of SaaS ? (choose two).

Google Apps

Amazon web services

Salesforce

IBM cloud

8. Which two data models are supported for the Junos Telemetry interface (JTI)? (Choose two).

Azure application insights

OpenConfig

Native Sensors

Amazon Kinesis

9. Which two statement are true about virtualized platforms? (Choose two).

The vSRX must have two vCPUs dedicated the vCP

The vMX uses one VM to host the vCP and vFP

The vMX uses separate VMs to host the vCP and vFP

The vSRX must have One vCPUs dedicated the vCP

10. You are deploying a layer 2 underlay network with 2,000 devices and hosts.

Which two statement are correct? (Choose two).

RSTP can used for loop prevention

Network routing tables can become very large and unmanageable

The MAC tables can become very large and unmanageable

RPF is used for loop prevention

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11. You are asked to reduce traffic on an MPLS VFN by automatically moving the traffic to an internet circuit as long as it satisfies the SLA requirements.

In this scenario, what would you use to accomplish this task?

NorthStar

AppFormix

Contrail cloud

Contrail SD-WAN

12. Which two Juniper devices are used as a CSO CPE device? (Choose two).

NFX

SRX

QFX

13. Which interface is used by applications, orchestration systems, and other types of business systems to communicate with an SDN controller?

Controller interface

Northbound interface

East-west interface

Southbound interface

14. Which statement describes AppFormix?

AppFormix is a high-performance virtual device that secures virtualized and cloud environments

AppFormix is the SDN automation platform for OpenStack Iaas

AppFormix is responsible for monitoring, Analytics and intent-driven infrastructure optimization

AppFormix is virtualized full-featured, carrier-grade ideal for NFV environments

15. What are two characteristics of Juniper’s connected security solution? (Choose two)

Centralized management

Manual secure policy control

Dynamic VPN connection

Enforcement everywhere on the network

16. What is and advantage of the Junos Telemetry Interface(JTI) over SNMP?

JTI can push data more frequently

JTI can pull data more frequently

JTI always transfer data over HTTP

JTI never transfers data over UDP

17. Which statement is correct about SDN?

SDN simplifies the network by combining the control and forwarding plane into a single controller

The SDN controller must provide a manual method for configuration

The configuration and management of an SDN solution should be distributed to the edge of the network

The SDN controller has a view of the network

18. Which statement is correct when deploying services inside containers?

Services have dedicated processor and memory resources on each server

Services must not be deployed using the same operating system

Containers can always be deployed for free

Containers use fewer resources then VMs

19. You are using service chains. In this scenario, which component launches the NFV VM?

Orchestrator

Compute node

vRouter

NorthStar Controller

20. which cloud CPE component manages the end-to-end path from the CPE to the central office or to another CPE?

Service orchestration

Virtual network functions

Infrastructure orchestration

Physical telco cloud infrastructure

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21. Referring to the exhibit, Server-1 has an infection and is communicating with a command and control server on the internet. You want to ensure that the infection on server-1 does not infect server-2.

Which two actions accomplish this task? (Choose two)

Deploy Sky ATP with C&C protection.

Deploy Sky ATP with anti-malware protection

Deploy policy enforcer to isolate infected hosts

Deploy Sky ATP with Geo IP protection

22. You are using the NorthStar controller to manage your WAN. You are required to remove a node from the network for maintenance. You want to compute and provision alternate forwarding paths so that traffic is re-routed around the node being taken offline for maintenance.

Which NorthStar controller feature would be used in this scenario?

Maintenance mode

Shared risk link groups

Node diversity

Path diversity

23. You are the administrator of an MPLS WAN intermittent WAN hardware failure are causing customer traffic to route over newly computed forwarding paths that do not satisfy service level agreements.

Which Juniper Networks solution would be used to analyze this problem?

Network director

Contrail

NorthStar Planner

AppFormix

24. You need to find a product that will allow for the deployment of security devices to a new tenant edge network in less than one second.

Which product accomplishes this task?

NFX

cSRX

vSRX

25. Which mechanism allows tenants to interconnect across an overly network?

EBGP connections

P2P OSPF adjacencies

Subnets

Tunnels

26. Which two protocols provide loop prevention in an underlay network? (Choose two)

OSPF

VPLS

MSTP

EVPN

27. Which statements are correct about the NFV framework? (Choose two)

A spine and leaf implementation is an example of the NFV framework

The NFV framework is defined by ANSI

The NFV framework is defined by ETSI

The NFV Framework enables horizontally scalable deployments of services

28. Devices in your data center have become unwilling participants of botnet attacks. In this scenario.

Which security technology should you use to stop this behavior?

IPsec

Policy enforcer

Sky ATP C&C threat protection

Sky ATP GeoIP threat protection

29. You want to automate the management of virtualized applications using contrail networking.

Which type of SDN is used in this scenario?

API SDN

OpenFlow SDN

Ansible automation

Overly SDN

30. Which protocol is used by the NorthStar controller to discover existing tunnels in a service provider or large enterprise WAN?

SNMP

REST

PCEP

NETCONF

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31. What are two characteristics of policy Enforcer? (Choose two)

Policy Enforcer has its own standalone GUI

Policy Enforcer is integrated with security director

Policy Enforcer provides telemetry data for a collector device

Policy Enforcer consolidates threat information from multiple sources

32. Which two statement are correct when using the native sensors model for juniper telemetry interface with AppFormix? (Choose two)

Telemetry data is exported from the control plane

Additional software must be installed on the Junos device

Telemetry data is exported from the data plane

No additional software must be installed on the Junos device

33. You need to control and steer application traffic while maintaining an end-to-end view of the WAN and LAN.

Which juniper cloud product will satisfy the requirements in the scenario?

SKY ATP

Contrail cloud

Sky enterprise

Contrail service orchestration

34. Which two protocols would be used by the NorthStar controller to provision tunnels on an edge router? (choose two)

TFTP

PCEP

NETCONF

HTTPS

35. What are two reason to use a vMX over a physical MX series in your deployment? (Choose two)

A vMX provides more routing features

A vMX has a lower barrier of entry

A vMX accelerates adding new services

A vMX increases analytic capabilities

36. According to the juniper network, what is the recommended external routing protocol for the underlay network?

IS-IS

EGP

OSPF

BGP

37. Which two capabilities are supported with the cSRX firewall? (choose two)

IPS

routing instances

chassis clustering

Layer 2 deployment

38. Which cloud CPE component manages the end-to-end path from the CPE to the central office or to another CPE?

service orchestration

infrastructure orchestration

physica telco cloud infrastructure

virtual network functions

39. What are two objectives of SDN? (choose two)

centralization of control plane

physical separation of the control plane from the data plane

centralization of the forwarding plane

centralization of the services plane

40. What is an advantage of the Junos Telemetry Interface (JTI) over SNMP?

JTI can pull data more frequently

JTI always transfers data over HTTP

JTI never transfers data over UDP

JTI can push data more frequently

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41. You have 100 small branch offices around the world. You must use a single pane of glass to monitor EX Series devices for port status, ports exceeding maximum bandwidth, ports with maximum errors, and ports with maximum packet loss

In this scenario, which product would satisfy the requirement?

Contrail SD-WAN

Contrail SD-LAN

Contrail Networking

Contrail Cloud

42. Which two statements are correct about the NFV framework? (Choose two)

The NFV framework is defined by ANSI

The NFV framework is defined by ETSI

The NFV framework enables horizontally scalable deployments of services

A spine and leaf implementation is an example of the NFV framework

43. Which mechanism allows tenants to interconnect across an overlay network?

tunnels

subnets

EBGP connections

P2P OSPF adjacencies

44. What are two examples of SaaS? (Choose two)

Amazon Web Services

SalesForce

Google Apps

IBM Cloud

45. Which two Juniper devices are used as a CSO CPE devices (Choose two.)

SRX

NFX

QFX

46. What are two characteristics of Juniper's Connected Security Solution? (Choose two.)

manual secure policy control

dynamic VPN connections

centralized management

enforcement everywhere on the network

47. Which two statements are true about virtualized platforms? (Choose two.)

The vSRX must have two vCPU dedicated to the vCP

The vMX used separate VMs to host the vCP and vFP

The vSRX must have one vCPU dedicated to the vCP

The vMX uses one VM to host the vCP and vFP

48. You are responsible for optimizing a global MPLS WAN. You must determine the optimal MPLS forwarding paths and automate the provisioning of the forwarding paths into the network

Which Juniper Networks SDN solution will satisfy the requirements?

NorthStar Controller

Policy Enforcer

Contrail

Network Director

49. Which two benefits does the Junos Telemetry Interface (JTI) provide in an AppFormix architecture? (Choose two.)

JTI enables you to deploy security policies to vSRX devices

JTI uses a push model to deliver data asynchronously

JTI enables you to collect and export data from resources such as firewall filters

JTI uses an SNMP pull model to eliminate additional processing

50. Devices in your data center have become unwilling participants of botnet attacks.

In this scenario, which security technology should you use to stop this behavior?

Policy Enhancer

Sky ATP GeoIP threat protection

Sky ATP C&C threat protection

IPsec

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51. Which statement is true regarding an OpenFlow controller-based software defined network?

The forwarding plane of each device in the network is programmed by the controller

The control plane of each device in the network is instantiated by the controller

The SDN controller pushes configuration files to each device in the network using RESTful APIs

The forwarding plane of each device in the network is managed by the device

52. What are two technologies that a vMX's control plane uses to communicate with the forwarding plane on the same servers? (Choose two.)

802.1Q

Virtio

SR-IOV

OVSDB

53. Which interface is used by applications, orchestration system, and other types of business systems to communicate with as SDN controller?

controller interface

northbound interface

east-west interface

southbound interface

54. Which two data models are supported for the Junos Telemetry Interface (JTI)? (Choose two.)

Azure Application Insights

Native Sensors

Amazon Kinesis

OpenConfig

55. You need to find a product that will allow for the deployment of security devices to a new tenant edge network in less than one second Which product accomplishes this task?

NFX

vSRX

cSRX