JN0-1300 Juniper Networks Certified Design Specialist, Data Center (JNCDS-DC)

JNCDS-DC Exam Objectives (Exam: JN0-1300)

Data Center Considerations
Describe the concepts of Data Center Design
Physical considerations including placement, cabling, power, heating and cooling
Access switch placement
Traditional multi-tiered design
Data Center monitoring
Data Center Support and Serviceability

Ethernet Fabric Architectures
Describe the design consideration of Data Center Ethernet Fabric Architectures
Virtual Chassis
Virtual Chassis Fabric
Qfabric
Fusion

IP Fabric Architecture
Describe the design considerations of a Data Center IP Fabric
Clos Layer 3 overlay networking
Clos Layer 3 control plane options
Clos Layer 3 BGP design

Data Center Interconnect
Describe the design considerations for interconnecting Data Centers
CCC
Layer 3 VPNs
Pseudowire connections
VPLS
EVPN
VXLAN

Data Center Security
Describe the design consideration for securing the Data Center
Micro-perimeterization
Micro-segmentation
Virtual routers
Firewalls
Security automation
Device sprawl
Data classification
Risk management

Virtualization in the Data Center
Describe the design considerations for virtualization in the Data Center
NFV
ETSI standards
Virtualization security
SDN

Traffic Engineering in the Data Center
Describe the design considerations for traffic shaping in the Data Center
QoS
CoS
DCBX

High Availability in the Data Center
Describe the design considerations for high availability in the data center
Business continuity
Device-level high availability features
Intra-DC high availability
Inter-DC high availability
QUESTION 1
What are two valid types of software-defined networking architectures? (Choose two.)

A. hardware-based
B. controller-based
C. policy-based
D. actuation-based

Answer: B,C

Explanation:

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QUESTION 2
Your customer wants to implement better quality of service for multiple mission critical
applications.
How many bits of the Differentiated Services (DiffServ) field of a packet would be used as codepoints
to achieve this goal?

A. eight
B. two
C. six
D. ten

Answer: C

Explanation:

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QUESTION 3
The Junos Fusion architecture is comprised of which two components? (Choose two.)

A. interconnect devices
B. satellite devices
C. node devices
D. aggregation devices

Answer: B,D

Explanation:
The Junos Fusion architecture consists of two major components: “Aggregation” devices and
“Satellite” devices, which Juniper also calls Linux Forwarding Engines (LFEs). These components
work together as a single switching system,flattening the network to a single tier without
compromising resiliency.
Reference: https://www.juniper.net/assets/us/en/local/pdf/whitepapers/2000610-en.pdf

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QUESTION 4
Which control plane protocol does EVPN use for MAC address mobility?

A. VPLS
B. STP
C. MP-BGP
D. E-LAN

Answer: A

Explanation:

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