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Juniper JN0-281 Exam Syllabus

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Before starting your JN0-281 exam preparation, it is recommended to review the complete Juniper Data Center, Associate exam syllabus and carefully go through the exam objectives listed below. Once you understand the exam structure and objectives, you should practice using our free JN0-281 questions. We also provide premium JN0-281 practice test, fully updated according to the latest exam objectives, to help you accurately assess your preparedness for the actual exam.

Juniper
Vendor
JN0-281
Exam Code
67
Total Questions
6
Total Exam Domains

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JN0-281 EXAM QUESTIONS

Juniper JN0-281 Exam Objectives

Section 1: Data Center Architectures
Weight:
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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
Section 2: Layer 2 Switching and VLANs
Weight:
-
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)
 
Identify the concepts, benefits, or functionalities of VLANs:
  • Port modes
  • VLAN tagging
Section 3: Data Center Architectures
Weight:
-
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
Section 4: Protocol-Independent Routing
Weight:
-
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
Section 5: Data Center Routing Protocols BGP/OSPF
Weight:
-
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
Section 6: High Availability
Weight:
-
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:
  • LAG
  • GR
  • BFD
Info
https://www.juniper.net/us/en/training/certification/tracks/data-center/jncia-dc.html