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JN0-303
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Exam Code: JN0-303

Exam Name: Juniper networks Certified internet specialist.m(jncis-m)

Updated: Sep 10, 2026

Number: 150 Q&As with Testing Engine

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Juniper JN0-303 Exam Overview:

Certification Vendor:Juniper Networks
Exam Name:Juniper Networks Certified Internet Specialist - M (JNCIS-M)
Exam Number:JN0-303
Exam Price:$125 USD
Real Exam Qty:75
Certificate Validity Period:3 years
Passing Score:70%
Exam Format:Multiple-choice, Scenario-based
Related Certifications:JNCIE-M
JNCIA-M
JNCIP-M
Available Languages:English
Exam Duration:90 minutes
Recommended Training:Operation and Troubleshooting of Juniper Routers
Junos Intermediate Routing
Exam Registration:Juniper Certification Portal
Sample Questions:Juniper JN0-303 Sample Questions
Exam Way:Onsite at Prometric testing centers; Exam retired/discontinued
Pre Condition:No formal prerequisites; JNCIA-M recommended
Official Syllabus URL:https://www.juniper.net

Juniper JN0-303 Exam Syllabus Topics:

SectionWeightObjectives
Advanced Technologies20%- Multicast routing and scoping
- IPv6 addressing and configuration
- Layer 2 and Layer 3 VPN concepts
Platform & Troubleshooting10%- Protocol and traffic troubleshooting
- M/T-series platform operation
Junos OS Fundamentals15%- Software architecture and planes
- CLI operation and configuration management
- System monitoring and maintenance
Routing Policy & Firewall Filters20%- Import/export policies
- Firewall filter design and application
- Policy evaluation and subroutines
Routing Protocols35%- OSPF configuration and summarization
- BGP attributes, policy and flap damping
- IS-IS addressing and operation

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