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One of four certifications in the Data Center track, the
JNCIS-DC, specialist, is designed for data center networking professionals with
intermediate knowledge of the Juniper Apstra software and data center devices.
During the written exam, you verify your understanding of data center technologies
and related platform configuration and troubleshooting skills.
This track includes four certifications:
- JNCIA-DC: Data Center, Associate. For details, see JNCIA-DC.
- JNCIS-DC: Data Center, Specialist. For details, see the sections below.
- JNCIP-DC: Data Center, Professional. For details, see JNCIP-DC.
- JNCIE-DC: Data Center, Expert. For details, see JNCIE-DC.
Exam Preparation
We recommend the following resources to help you prepare for your exam. However, these resources
aren't required, and using them doesn't guarantee you'll pass the exam.
Exam Objectives
Here is a high-level view of the skillset required to successfully complete the JNCIS-DC
certification exam.
| Exam Objective |
Description |
| Data Center Architectures (IP Fabrics, EVPN-VXLAN)
|
Describe the concepts, operation, or functionalities of
an IP fabric:
- Spine-leaf topology design
- Equal Cost Multi-path (ECMP) load balancing
- Underlay and overlay routing strategies
- Juniper Networks best practices
Identify the concepts, operation, or functionalities of
Ethernet VPN (EVPN):
- EVPN interface (EVI)
- Bridge domain
- Ethernet segments
- Route distinguisher
- Route target versus vrf-import and
vrf-export policies
- EVPN route types
- Edge-Routed Bridging (ERB) using Type 2 or
Type 5
Identify the concepts, operation, or functionalities of
VXLAN:
- Control plane options
- Virtual Network Identifier (VNI)-to-VLAN
mapping
- Virtual Tunnel Endpoint (VTEP) functions
|
| Juniper Apstra Architecture |
Identify concepts and general features of Juniper
Apstra:
- Apstra server
- Apstra device agents
- Apstra user interface (UI)
- Role-based Access Control (RBAC)
- Event log
- Syslog
|
| Apstra Design Phase
|
Identify the concepts, operation, or functionalities of
components in the Apstra design phase:
- Data center reference design
- Interface maps
- Device profiles (e.g., interface naming and
speeds)
- Resources
- Tags
- Logical devices
- Rack types
- Planning total spine capacity
- Templates
Describe how to configure, monitor, or troubleshoot
the various components in the Apstra design
phase.
|
| Apstra Build and Deploy Phases
|
Identify the concepts, operation, or functionalities of
components in the Apstra build and deploy
phases:
- Fabric device management (e.g., install
agents, system IDs)
- Blueprint UI
- Cable map
- Device states
- Deploy modes
Describe how to configure, monitor, or troubleshoot
the various components in the Apstra build and
deploy phases.
|
| Blueprint Operations
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Identify the concepts, benefits, applications, or
requirements of managing and operating a deployed
Apstra blueprint:
- Service versus probe anomalies
- Usage of top-level tabs (dashboard,
analytics, staged, uncommitted, active, time
voyager)
- Querying the blueprint
- Find by tags
- Making changes to a blueprint
- Reverting
- Time voyager usage
- Property sets and configlets
- Root cause identification
- Virtual networks and connectivity templates
- Adding a rack
- Configuration types (e.g., rendered,
incremental, and pristine configs)
- Adding a generic system
Describe how to configure, monitor, or troubleshoot
a deployed Apstra blueprint.
|
| Data Center Multitenancy
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Identify the concepts, operation, or functionalities of
multitenancy using Apstra:
- Connectivity templates
- Routing zones and Virtual routing and
forwarding (VRF)
- Routing policy
- Virtual networks
- Security policies
- VMware integration as it relates to Apstra
- Data Center Interconnect
Describe how to configure, monitor, or troubleshoot
multitenancy using Apstra.
|
| Intent-Based Analytics
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Identify the concepts, benefits, applications, or
requirements of using Apstra intent-based
analytics:
- Graph explorer
- Graph queries
- Intent-based analytics probes
Describe how to configure, monitor, or troubleshoot
Apstra intent-based analytics.
|
Exam Details
Exam questions are derived from the recommended training and the exam resources listed above.
Pass/fail status is available immediately after taking the exam. The exam is only provided in
English.
Prerequisite Certification
Exam Type
- 65 multiple-choice questions
Recertification
Juniper certifications are valid for three years. For more information, see Recertification
.
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