JNCIA-Design (JN0-1103) Practice Exam

The JNCIA Design track allows you to showcase your proficiency in Juniper Networks design principles and related technologies. JNCIA-Design, the associate-level certification within this track, is tailored for networking professionals and designers with basic knowledge of network design, theory, and best practices. The written exam validates your understanding of fundamental network design principles.

Exam Details 

• Exam Code: JN0-1103
• Prerequisite Certification: NIL
• Exam Length: 90 minutes
  
• Exam Type: 65 Questions
• Exam Format: Multiple-choice questions

Course Outline

The JNCIA-Design (JN0-1103) exam covers the following topics - 

Domain 1 - Understanding Customer Network Design Requirements

1.1 Identify initial network design requirements for

• Juniper Networks life-cycle service approach
• Proposal boundaries and considerations
• Greenfield and brownfield deployments
• Top-down networks
• Capacity planning

1.2 Identifying Juniper Products and Solutions

Recognize the roles of different Juniper products and solutions, including:

• Routers
• Switches
• Security
• WLAN
• Software-defined networking (SDN)
• Network management

Domain 2 - Understanding Securing the Network

2.1 Identify security design principles for:

• General security design and considerations
• Securing a data center
• Securing the campus WAN
• Zero-trust security
• Secure access service edge (SASE)

Domain 3 - Understanding Network Management and Reliability

3.1 Recognize network design considerations for business continuity, including:

• High-resiliency design
• Link- and device-level redundancy
• Multihomed Ethernet Segment Identifier Link Aggregation Groups (ESI LAGs)
• Juniper Networks SRX Firewalls redundancy
• Virtual chassis
• Campus redundancy best practices

3.2 Identify design considerations for network automation, including:

• Benefits of network automation
• Juniper automation products
• Junos® XML, Representational State Transfer (REST), JSD APIs
• Junos OS on-box and off-box automation

3.3 Identify design considerations for network management strategies, including:

• Network management methodologies
• Separation of production and management traffic
• Configuration backups
• Remote console access
• Juniper network management strategies

Domain 4 - Understanding Campus and Branch LAN Design

4.1 Recognize considerations for a wired campus or branch LAN, including:

• Campus LAN design best practices
• Modular design
• Subnet and VLAN design
• Access control design
• Ethernet VPN-Virtual Extensible LAN (EVPN-VXLAN) architecture
• Campus oversubscription ratios
• Campus design architectures

4.2 Identify considerations for a wireless LAN, including:

• WLAN design phases
• Gathering business requirements
• Gathering technical requirements
• Device types
• Designing secondary coverage
• Designing real-time location services
• Access point (AP) coverage patterns
• Co-channel contention
• Gathering RF requirements
• RF modeling

Domain 5 - Campus and Branch WAN Design

5.1 Recognize considerations for a campus or branch WAN, including:

• Campus or branch WAN connectivity functions
• Best practices for designing the campus or branch WAN
• Campus WAN performance
• Campus WAN VPN design
• Campus active/active and active/passive high availability (HA)

5.2 Identify considerations for an SD-WAN, including:

• SD-WAN design considerations
• SD-WAN devices
• Assurance models
• SD-WAN intersite connectivity

Domain 6 - Understanding Data Center Network Design

6.1 Recognize considerations for general data center network, including:

• Data center design best practices
• Traffic patterns
• Virtual chassis
• Environmental considerations
• Data center fabric architectures

6.2 Identify considerations for IP fabric-based data center network, including:

• Benefits of IP fabric over other data center architectures
• Design options with IP fabrics
• Spine-and-leaf device placement recommendations
• Underlay and overlay design
• Routing protocol selection
• IP fabric best practices
• IP fabric scaling