السؤال #1

Click the Exhibit button. Which two statements about the redundancy design shown in the exhibit are true? (Choose two.)

A. User traffic must be policy-routed to the active data center

B. Multicast IP addressing is in use

C. Inter-server traffic must use an alternate IP address

D. Anycast IP addressing is in use

عرض الإجابة

اجابة صحيحة: CD

السؤال #2

You must implement high availability features in the design for a data center. Every network device in this part of the data center only has one routing engine. Which high availability feature should you use in this scenario?

A. NSR

B. NSB

C. graceful restart

D. GRES

عرض الإجابة

اجابة صحيحة: C

السؤال #3

Which two security components are inherent in a Contrail vRouter? (Choose two.)

A. basic tenant separation directional control for Layer 3 and Layer 4 traffic

B. Layer 7 traffic filters

C. security groups

D. encapsulation around each VM residing on the compute node

عرض الإجابة

اجابة صحيحة: BC

السؤال #4

You have a heavily virtualized environment in which all of your virtual machines are hosted on a few large, shared servers. For security reasons, you must restrict inter-VM traffic and only allow traffic that complies with your security policies. Which two technologies would you use to restrict inter-VM traffic? (Choose two.)

A. URL filtering

B. security intelligence

C. vSRX

D. VLAN

عرض الإجابة

اجابة صحيحة: CD

السؤال #5

You are designing a data center where all your servers in each rack will be connected to two top-of-rack (ToR) switches using Layer 2, as shown in the exhibit. You must implement a high availability solution that maintains link layer connectivity to each server when one of the ToR switches fails. In this scenario, which solution will accomplish this task?

A. Virtual Chassis with LAG

B. chassis cluster with LAG

C. non-stop bridging (NSB)

D. bidirectional forwarding detection (BFD)

عرض الإجابة

اجابة صحيحة: A

السؤال #6

You are designing an IP fabric using EVPN with VXLAN and must ensure that all links between the leaf and spine nodes are used as efficiently as possible. Which two design considerations are important to achieve this task? (Choose two.)

A. oad balancing is automatic in an IP fabric design

B. oad balancing must be managed by an SDN controller in an IP fabric design

C. he overlay network needs to support load balancing

D. he underlay network needs to support load balancing

عرض الإجابة

اجابة صحيحة: AD

السؤال #7

When using BGP Layer 2 VPN for a Data Center Interconnect, which statement about MAC learning is correct?

A. MAC learning is not used

B. Management plane MAC learning is used

C. Control plane MAC learning is used

D. Data plane MAC learning is used

عرض الإجابة

اجابة صحيحة: C

السؤال #8

You must deploy a solution within your data center that will provide capacity planning for your virtual machine environment. In this scenario, which Juniper Networks solution would accomplish this task?

A. Juniper Secure Analytics

B. Junos Space

C. Contrail Cloud

D. Contrail Insights

عرض الإجابة

اجابة صحيحة: B

السؤال #9

You are deploying a new data center fabric to support virtualized systems. As part of the deployment, you must monitor server utilization of the hosts. In this scenario, which Juniper Networks product would satisfy this requirement?

A. Junos Space Network Management Platform

B. Contrail Networking

C. Contrail Insights

D. Junos Space Security Director

عرض الإجابة

اجابة صحيحة: C

السؤال #10

According to Juniper Networks, what are two recommendations for implementing data center security? (Choose two.)

A. Perimeter security in a data center is normally performed on virtual devices

B. Perimeter security in a data center is normally performed on physical devices

C. DDoS protection is implemented at the perimeter of the data center

D. DDoS protection is implemented at the core of the data center

عرض الإجابة

اجابة صحيحة: BC

السؤال #11

From a network management perspective, a Virtual Chassis consisting of five physical switches will appear as how many devices?

A. 0

B. 1

C. 2

D. 5

عرض الإجابة

اجابة صحيحة: B

السؤال #12

Which two statements are correct about a VCF deployment? (Choose two.)

A. You are allowed up to four spine devices

B. The fabric is managed as a single logical device

C. An EX4300 switch must be deployed as a spine device

D. You must deploy a QFX5100 as a leaf device

عرض الإجابة

اجابة صحيحة: AB

السؤال #13

Your data center design must ensure that no access switch can become a single point of failure. Which two actions will satisfy this requirement? (Choose two.)

A. Use an MC-LAG between two upstream distribution switches and each access switch

B. Use a LAG between each access switch and a VRRP interface on a distribution switch

C. Use a LAG between each server and two or more members of a Virtual Chassis

D. Use an MC-LAG between two access switches and each server

عرض الإجابة

اجابة صحيحة: AD

السؤال #14

Two data centers need to be connected for application and server mobility. An MPLS pseudowire is going to facilitate the necessary connectivity. This pseudowire will extend between which two types of network devices?

A. PE to CE

B. PE to P

C. PE to PE

D. CE to CE

عرض الإجابة

اجابة صحيحة: C

السؤال #15

You are designing a Junos-based Ethernet Fabric for a data center that has a combination of 60 EX Series and QFX Series devices. In this scenario, which solution would you choose?

A. Junos Fusion Provider Edge

B. Virtual Chassis

C. Junos Fusion Data Center

D. Virtual Chassis Fabric

عرض الإجابة

اجابة صحيحة: D

السؤال #16

You are designing a new data center that will be built using an IP fabric. One of your security requirements is that the gateway for all of your VLANs must reside on the data center SRX firewalls. Which IP fabric architecture will satisfy this requirement?

A. centrally routed overlay

B. server routed overlay

C. edge routed overlay

D. bridged overlay

عرض الإجابة

اجابة صحيحة: C

السؤال #17

What are two considerations when designing an IP fabric? (Choose two.)

A. Every leaf node should have an uplink to every spine node

B. Leaf nodes and spine nodes should be the same type of device

C. Uplinks from servers to the leaf nodes should be 40GbE links

D. All spine nodes should be the same type of device

عرض الإجابة

اجابة صحيحة: AC

السؤال #18

You are implementing a Virtual Chassis Fabric using QFX5110 devices. Which two statements are true in this scenario according to Juniper Networks recommendations? (Choose two.)

A. Spine devices must assume the RE role

B. Leaf devices must have a direct link to all other leaf devices

C. Spine devices must assume the line card role

D. Leaf devices must have a direct link to all spine devices

عرض الإجابة

اجابة صحيحة: AD

السؤال #19

A multi-tenant data center requires many thousands of VLANs for their customers. Additionally, they also need real-time data replication and server mobility to a remote backup site. In this scenario, which solution should they choose?

A. Virtual Chassis Fabric

B. Clos IP fabric

C. IBGP

D. VXLAN

عرض الإجابة

اجابة صحيحة: D

السؤال #20

You plan to deploy a set of SRX Series devices in an active/passive chassis cluster with an active/active network infrastructure.Which two statements are true in this scenario? (Choose two.)

A. his deployment scenario is recommended when firewall services are used extensively for north-south traffic

B. his deployment scenario is recommended when firewall services are used extensively for east-west traffic

C. nd-host traffic is serviced through one SRX node during non-failure conditions

D. nd-host traffic is serviced through both SRX nodes during non-failure conditions

عرض الإجابة

اجابة صحيحة: AC

السؤال #21

Which switch deployment solution will minimize server-to-switch cable lengths?

A. top-of-rack

B. middle-of-row

C. middle-of-rack

D. end-of-row

عرض الإجابة

اجابة صحيحة: A

السؤال #22

You are asked to create an underlay network that will scale from a small system to a large system and can be integrated into a Contrail solution. In this scenario, which protocol satisfies these requirements?

A. MPLS

B. EVPN

C. VXLAN

D. BGP

عرض الإجابة

اجابة صحيحة: D

السؤال #23

Which protocol is used on the VPCs of a Virtual Chassis Fabric?

A. IEEE 802

B. MPLS

C. VCCP

D. IS-IS

عرض الإجابة

اجابة صحيحة: C

السؤال #24

You want to design a networking solution for your data center that relies on dynamic service chaining of virtual services and network functions rather than relying on standalone physical appliances to host those services. In this scenario, which solution should you consider?

A. MPLS

B. ATP

C. NFV

D. VXLAN

عرض الإجابة

اجابة صحيحة: C

السؤال #25

What are two industry-standard high availability features used in data centers? (Choose two.)

A. IPFIX

B. separation of control and forwarding planes

C. graceful restart

D. Bidirectional Forwarding Detection

عرض الإجابة

اجابة صحيحة: BD

السؤال #26

You are designing a data center network with a combination of KVM virtual machines and physical QFX Series devices. You require a single Juniper Networks solution for monitoring resource utilization across all devices. In this scenario, which product would satisfy this requirement?

A. AppFormix

B. Contrail

C. JTI

D. Junos Space

عرض الإجابة

اجابة صحيحة: A

السؤال #27

You need a security management solution for your data center that will support centralized network visibility and control, J-Flow collection from existing perimeter devices, and SIEM. In this scenario, which two products should you choose for your data center design? (Choose two.)

A. vSRX

B. Security Director

C. JSA

D. Sky ATP

عرض الإجابة

اجابة صحيحة: AC

السؤال #28

You must design a data center (DC) connectivity solution for four data centers located in the US, Europe, Africa, and China. Which three statements are correct in this scenario? (Choose three.)

A. VPLS can provide connectivity for four or more DC deployments

B. LDP Layer 2 circuits learn MAC addresses in the data plane

C. BGP Layer 2 VPNs are required due to latency requirements

D. PE routers in an EVPN environment advertise MAC addresses using BGP

E. EVPN can provide connectivity for four or more DC deployments

عرض الإجابة

اجابة صحيحة: ADE

السؤال #29

Which two statements describe CoS? (Choose two.)

A. CoS does not perfect sensitive traffic flows

B. CoS can be used to differentiate traffic for different customers

C. CoS creates an end-to-end guaranteed bandwidth reservation

D. CoS does not create additional bandwidth

عرض الإجابة

اجابة صحيحة: BD

السؤال #30

You plan to deploy a set of SRX Series devices in an active/active chassis cluster with an active/active network infrastructure. Which two statements are true in this scenario? (Choose two.)

A. This deployment scenario is recommended when firewall services are used extensively for east-west traffic

B. End-host traffic is services through one SRX node during non-failure conditions

C. This deployment scenario is recommended when firewall services are used extensively for north-south traffic

D. End-host traffic is serviced through both SRX nodes during non-failure conditions

عرض الإجابة

اجابة صحيحة: AD

السؤال #31

Your SAN team must transmit FC between multiple locations in a data center. To keep the cost of the project to a minimum, your management decides that using FCoE would be the most cost-effective approach. In this scenario, which architecture will support FCoE losslessly?

A. Layer 3 Clos

B. Virtual Chassis

C. Virtual Chassis Fabric

D. VXLAN overlay

عرض الإجابة

اجابة صحيحة: C

السؤال #32

You are asked to propose a solution to interconnect two remote data centers over the Internet. The traffic that will be traversing this connection is very sensitive and must be encrypted between the two sites. In this scenario, which solution should you propose?

A. MPLS Layer 3 VPN

B. IPsec VPN

C. GRE

D. EVPN

عرض الإجابة

اجابة صحيحة: B

السؤال #33

During a design requirements gathering meeting for a new data center, your customer indicates that traffic to and from corporate HR systems is highly sensitive and that the network design should ensure that these systems are protected from unauthorized access. Which three design actions would satisfy this requirement? (Choose three.)

A. Disable routing to and from HR systems

B. Place HR systems in a unique VR

C. Use FBF to steer HR traffic to security devices

D. Put all HR systems in dedicated racks

E. Enable a dedicated VLAN for HR systems

عرض الإجابة

اجابة صحيحة: BCE

السؤال #34

Click the Exhibit button.Referring to the exhibit, what must you change to make the topology a supported Virtual Chassis Fabric design?

A. hange the Routing Engine to a line card

B. emove one leaf node

C. dd a second spine node

D. hange one of the line cards to a VCP master instance

عرض الإجابة

اجابة صحيحة: C

السؤال #35

What are two overlay protocols that should be considered in your data center design when using an IP fabric underlay? (Choose two.)

A. OSPF

B. VXLAN

C. MPLSoGRE

D. VPLS

عرض الإجابة

اجابة صحيحة: BD

السؤال #36

What is a characteristic of VRRP?

A. VRRP routers must communicate over a direct connection

B. VRRP participating routers all act as active gateways

C. VRRP provides high availability for a host's default gateway

D. VRRP routes must communicate over a common switch

عرض الإجابة

اجابة صحيحة: C

السؤال #37

A customer is using EVPN to maximize their Data Center Interconnect and provide a stretched Layer 2 network to support VM mobility. What are two benefits in this scenario? (Choose two.)

A. Load balancing is used across the WAN per flow

B. Layer 2 MAC tables are populated using the control plane

C. Load balancing is used across the WAN per packet

D. Layer 2 MAC tables are populated using the data plane

عرض الإجابة

اجابة صحيحة: AB

السؤال #38

You are re-designing a traditional multitiered data center into a modern spine-and-leaf data center architecture. In this scenario, which two tiers are collapsed? (Choose two.)

A. distribution

B. WAN

C. access

D. core

عرض الإجابة

اجابة صحيحة: AD

السؤال #39

Which statement about a Virtual Chassis deployment is correct?

A. A Virtual Chassis can include switches mounted in multiple different racks

B. A Virtual Chassis can interconnect as many as 20 switches to form a single virtual device

C. A Virtual Chassis uses Spanning Tree Protocol between individual member switches

D. All member switches must be running the same Junos version

عرض الإجابة

اجابة صحيحة: D

السؤال #40

Your developers have created an application that uses iSCSI for data storage. Although iSCSI is inherently lossless, they are concerned about potential latency issues due to network congestion and retransmitted packets. In this scenario, what will ensure that the iSCSI traffic is delivered in a timely manner?

A. quantized congestion notification

B. priority flow control

C. data center bridging exchange

D. enhanced transmission selection

عرض الإجابة

اجابة صحيحة: A

السؤال #41

Contrail Networking performs which three functions? (Choose three.)

A. Configure physical network functions

B. Deploy bare metal compute devices

C. Perform service chain network functions

D. Configure storage components

E. Virtualize networks

عرض الإجابة

اجابة صحيحة: ABE

السؤال #42

You are asked to design a solution for your data center EVPN/VXLAN fabric that will allow connectivity for all of your service platforms, such as firewalls and load balancers into a dedicated pair of border leaf devices. Which three Juniper Networks platforms would support this requirement? (Choose three.)

A. MX Series

B. QFX5120 Series

C. SRX Series

D. EX4300-MP Series

E. QFX10000 Series

عرض الإجابة

اجابة صحيحة: ABC

السؤال #43

Your Junos device is configured with dual Routing Engines. In this scenario, which feature must be activated to preserve both the control and forwarding planes?

A. graceful Routing Engine switchover only

B. graceful Routing Engine switchover with graceful restart and non-stop routing

C. graceful Routing Engine switchover with graceful restart

D. graceful Routing Engine switchover with non-stop routing

عرض الإجابة

اجابة صحيحة: D

السؤال #44

You are designing a new Data Center Interconnect (DCI) that will be MPLS-based where the PE routers need to learn local and remote MAC addresses. In this scenario, which two DCI deployment methodologies satisfy this requirement? (Choose two.)

A. VPLS

B. LDP Layer 2 circuits

C. EVPN

D. BGP Layer 2 VPNs

عرض الإجابة

اجابة صحيحة: BC

السؤال #45

You are implementing a new data center and need to plan to connect it to your existing data center. You have the requirement for active/active forwarding to enable load balancing and reduce failure times. Which two technologies should be evaluated for this design? (Choose two.)

A. point-to-point links

B. Layer 2 VPN

C. VPLS

D. EVPN

عرض الإجابة

اجابة صحيحة: CD

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