JN0-1301 Online Practice Questions and Answers

You want to provide Layer 2 connectivity to a backup data center or to a disaster recovery site. What would you use to accomplish this task?

A. Data Center Interconnect

B. network redundancy

C. SDN

D. SAN protocols

A customer has selected QFX5110 switches. The initial installation will contain two switches located in

racks about two meters apart.

What is the most cost-effective way to interconnect these switches?

A. Use SMF between the racks and interconnect the switches with LX4 transceivers.

B. Use a Virtual Chassis cable between the VCP cards.

C. Use MMF between the racks and interconnect the switches with SR4 transceivers.

D. Use a three-meter passive DAC cable between the racks and interconnect the switches with it.

Click the Exhibit button. Traffic congestion is noticed when sending traffic from S1 to S2. You must design a CoS deployment to address the traffic congestion issue. Referring to the exhibit, which two statements are true? (Choose two.)

A. You should use BA classifiers on R1.

B. You should use multifield classifiers on R2, R3, and R4.

C. You should use multifield classifiers on R1.

D. You should use BA classifiers on R2, R3, and R4.

Which Junos NFV device is used to provide security in virtualized environments?

A. TCX1000

B. SSG20

C. IC6500

D. vSRX

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

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

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

C. In non-failure conditions, the end-host traffic across the fabric link is present.

D. In non-failure conditions, the end-host traffic across the fabric link is eliminated.

Your company is deploying a private cloud based on OpenStack and has selected Contrail Networking as its SDN controller. Which two statements are true in this scenario? (Choose two.)

A. Underlay tunnels are established between virtualized and bare-metal servers.

B. MPLS over UDP tunnels are supported.

C. Overlay tunnels are established between virtualized and bare-metal servers.

D. MPLS over GRE tunnels are supported.

Which data center fabric architecture independently supports the greatest quantity of hosts and servers?

A. Virtual Chassis Fabric

B. Layer 3 Clos

C. QFabric system

D. Junos Fusion

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

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

Which two statements describe the Contrail vRouter? (Choose two.)

A. It is forwarding plane that runs software on a virtualized server.

B. It extends the network form physical routers and switches into an overlay network hosted in virtual server.

C. It is responsible for providing the management, control, and analytics functions of the virtualized network.

D. It provides the logically centralized control plane and management plane of the system.

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

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.

You are designing an IP fabric using IBGP as your underlay.

In this scenario, which statement is correct?

A. Confederations are not allowed in an IBGP IP traffic.

B. Route reflectors should be implemented on your spine devices.

C. IBGP ensures that traffic will be load balanced by default.

D. You must ensure that you have a full mesh with all devices.

What would you use to balance traffic loads between servers in a Clos Layer 3 data center fabric?

A. MC-LAG

B. multicast protocols

C. ECMP routing

D. BGP export policies

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.