Data Center, Associate (JNCIA-DC) Certification Overview
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Data Center, Associate (JNCIA-DC) Certification Overview
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The Data Center track enables you to demonstrate competence with
data center technologies and related configuration and troubleshooting skills.
JNCIA-DC, the associate-level certification in this track, is designed for data
center networking professionals with introductory-level knowledge of the Juniper
Networks Junos software and data center devices. The written exam verifies your
understanding of data center technologies, related platform configuration, and
troubleshooting skills.
This track includes four certifications:
- JNCIA-DC: Data Center, Associate. For details, see the sections below.
- JNCIS-DC: Data Center, Specialist. For details, see JNCIS-DC.
- 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’s a high-level view of the skillset required to successfully complete the JNCIA-DC
certification exam.
| Exam Objective |
Description |
| Data Center Architectures
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Identify concepts and general features of data center
architectures:
- Traditional architectures (multitier)
- IP fabric architectures (spine/leaf)
- Layer 2 and Layer 3 strategies
- Overlay network vs. underlay network
- Ethernet VPN–Virtual Extensible LAN
(EVPN-VXLAN) basics/purpose
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| Layer 2 Switching and VLANs
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Identify the concepts, operations, or functionalities of
Layer 2 switching for Junos OS:
- Ethernet switching/bridging concepts and
operations
Identify the concepts, benefits, or functionalities of
VLANs:
- Port modes
- VLAN tagging
- Integrated Routing and Bridging (IRB)
Describe how to configure, monitor, or troubleshoot
Layer 2 switching or VLANs:
- Ethernet switching/bridging
- VLANs
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| Protocol-Independent Routing
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Identify the concepts, operations, or functionalities of
various protocol-independent routing
components:
- Static, aggregate, and generated routes
- Martian addresses
- Routing instances, including Routing
Information Base (RIB) groups
- Load balancing
- Filter-based forwarding
Describe how to configure, monitor, or troubleshoot
various protocol-independent routing components:
- Static, aggregate, and generated routes
- Load balancing
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| Data Center Routing Protocols BGP/OSPF
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Identify the concepts, operation, or functionality of
OSPF:
- Link-state database
- OSPF packet types
- Router ID
- Adjacencies and neighbors
- Designated router (DR) and backup designated
router (BDR)
- OSPF area and router types
- Link State Advertisement (LSA) packet types
Describe how to configure, monitor, or troubleshoot
OSPF:
- Areas, interfaces, and neighbors
- Additional basic options
- Routing policy application
- Troubleshooting tools
Identify the concepts, operation, or functionality of
BGP:
- BGP basic operation
- BGP message types
- Attributes
- Route/path selection process
- IBGP and EBGP functionality and interaction
Describe how to configure, monitor, or troubleshoot BGP:
- Groups and peers
- Additional basic options
- Routing policy application
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| High Availability |
Identify the concepts, benefits, applications, or
requirements of high availability (HA):
- Link aggregation groups (LAG)
- Graceful restart (GR)
- Bidirectional Forwarding Detection (BFD)
- Virtual Chassis
Describe how to configure, monitor, or troubleshoot high
availability components:
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Exam Details
Exam questions are derived from the recommended training and the exam resources listed above. 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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