JNCIA-DC certification
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.
Exam Objectives
Here’s a high-level view of the skillset required to successfully complete the JNCIA-DC certification exam.
Data Center Architectures
Identify concepts and general features of Data Center architectures
- Traditional Architectures (multi-tier)
- IP-Fabric Architectures (Spine/Leaf)
- Layer 2 and Layer 3 strategies
- Overlay Network versus Underlay Network (Very Basic)
- EVPN/VXLAN basics/purpose
Layer 2 Switching, VLANs and Security
Identify the concepts, operation, or functionality of Layer 2 switching for the Junos OS
- Ethernet switching/bridging concepts and operations
Identify the concepts, benefits, or functionality of VLANs
- Port modes
- VLAN Tagging
- IRB
Identify the concepts, benefits, or functionality of Layer 2 Security
- MACsec
- MACsecMAC address control/filtering
- Storm Control
Describe how to configure, monitor, or troubleshoot Layer 2 switching, VLANs, or security
- Ethernet switching/bridging
- VLANs
- Layer 2 security features
Protocol-Independent Routing
Identify the concepts, operation, or functionality of various protocol-independent routing components
- Static, aggregate, and generated routes
- Martian addresses
- Routing instances, including 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
Data Center Routing Protocols BGP/OSPF
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
- 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
High Availability (HA)
Identify the concepts, benefits, applications, or requirements of high availability
- Link aggregation groups (LAG)
- Graceful restart (GR)
- Bidirectional Forwarding Detection (BFD)
- Virtual Chassis
Describe how to configure, monitor, or troubleshoot high availability components
- Link aggregation groups (LAG)
- Graceful restart (GR)
- Bidirectional Forwarding Detection (BFD)
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.
Exam Code
- JN0-280
Prerequisite Certification
- None
Delivered by
- Pearson VUE
Exam Length
- 90 minutes
Exam Type
- 65 multiple-choice questions
Software Versions
- Junos 20.4