Data Center, Specialist (JNCIS-DC)

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

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

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

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.