JNCDS-SEC study guide
JNCDS-SEC · Work through your exam, one topic at a time.
The Design, Associate (JNCIA-Design) certification is the associate-level credential in the Design track. The source describes the track as demonstrating competence with HPE Juniper Networking design principles and associated technologies, and positions JNCIA-Design for networking professionals and designers with beginner knowledge of network design, theory, and best practices. The JNCDS-SEC study guide has 6 sections and about 1,976 words.
01Customer Network Design Requirements
This domain tests whether you can turn business intent into a defensible security design: scope, constraints, capacity, availability, compliance and operations. The exam favors structured discovery over early product selection.
348 words, about 2 min02Securing the Network
This domain tests zone-based security design on SRX and vSRX: policy structure, screens, NAT, IPsec VPNs, application security and threat prevention. The exam expects you to design least-privilege flows, not just list features.
340 words, about 2 min03Network Management or Reliability
This domain tests designs that remain observable and recoverable: out-of-band access, AAA, telemetry, configuration backup and control-plane resilience. Reliability is a design property, not a device feature list.
304 words, about 2 min04Campus and Branch LAN Design
This domain tests access, distribution and core design with EX switches and Mist wireless: PoE, uplinks, VLANs, spanning tree, authentication and segmentation. The exam rewards designs that are simple, redundant and supportable.
348 words, about 2 min05Campus and Branch WAN Design
This domain tests WAN topology, transport choice, routing, security overlay, QoS and SLA-driven forwarding across MX, SRX, Session Smart Router and SD-WAN designs. The exam focuses on matching transport and topology to application and budget requirements.
319 words, about 2 min06Data Center Network Design
This domain tests spine-leaf IP fabrics, EVPN-VXLAN overlays, QFX platform choices, automation and security segmentation for east-west traffic. The exam expects a clear underlay and overlay story.
317 words, about 2 min