- Exam Code: JN0-303
- Exam Name: Juniper networks Certified internet specialist.m(jncis-m)
- Updated: Sep 15, 2026
- Q & A: 150 Questions and Answers
Earning the Juniper networks Certified internet specialist.m(jncis-m) tells employers your skills meet Juniper standards, which is exactly why the exam is demanding. Actual4Dumps prepares you for the JN0-303 exam with 150 practice questions aligned to the official 2026 objectives.
| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | Juniper Networks Certified Internet Specialist - M (JNCIS-M) |
| Exam Number: | JN0-303 |
| Exam Format: | Multiple-choice, Scenario-based |
| Exam Price: | $125 USD |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 75 |
| Related Certifications: | JNCIP-M JNCIA-M JNCIE-M |
| Available Languages: | English |
| Passing Score: | 70% |
| Recommended Training: | Junos Intermediate Routing Operation and Troubleshooting of Juniper Routers |
| Exam Registration: | Juniper Certification Portal |
| 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 |
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Junos OS Fundamentals | 15% | - System monitoring and maintenance - Software architecture and planes - CLI operation and configuration management |
| Topic 2: Routing Protocols | 35% | - BGP attributes, policy and flap damping - IS-IS addressing and operation - OSPF configuration and summarization |
| Topic 3: Platform & Troubleshooting | 10% | - Protocol and traffic troubleshooting - M/T-series platform operation |
| Topic 4: Routing Policy & Firewall Filters | 20% | - Policy evaluation and subroutines - Firewall filter design and application - Import/export policies |
| Topic 5: Advanced Technologies | 20% | - Multicast routing and scoping - Layer 2 and Layer 3 VPN concepts - IPv6 addressing and configuration |
The Juniper networks Certified internet specialist.m(jncis-m) is the official Juniper exam that leads to the Juniper Networks Certified Internet Specialist - M (JNCIS-M) certification at the Specialist level. Passing it validates your skills against Juniper standards and proves your qualification to current and future employers. The credential is also connected with related certifications such as JNCIA-M, JNCIP-M, JNCIE-M, so it can serve as a solid step in a broader certification path.
The JN0-303 exam has 75 questions in total and must be completed within 90 minutes. That leaves only a narrow time budget per item, so train yourself to flag a difficult question, move on, and circle back later instead of getting stuck. A week or two before your test date, run at least one full timed mock exam in the Actual4Dumps desktop or online test engine under the same 90 minutes limit, and repeat until you can finish with a few minutes left for review.
The passing score for the JN0-303 exam is 70%, and the official registration fee is $125 USD. Keep in mind that a failed attempt is not discounted — retaking the exam means paying the full fee again — so it is wise not to book your seat until your practice scores sit comfortably above the passing mark. Working through the 150 questions at Actual4Dumps in timed mode is a reliable way to judge when you are truly ready.
Juniper sets the following requirement for the JN0-303 exam: No formal prerequisites; JNCIA-M recommended. Eligibility rules can change from time to time, so always confirm the current prerequisites on the official exam page at https://www.juniper.net before you register.
You can register for the Juniper networks Certified internet specialist.m(jncis-m) through the following official channels:
The JN0-303 exam is delivered as Onsite at Prometric testing centers; Exam retired/discontinued, so review the technical and check-in requirements for that format when you schedule your appointment.
Juniper recommends the following official training options for the Juniper networks Certified internet specialist.m(jncis-m):
Official courses build the theory, and pairing them with the 150 practice questions from Actual4Dumps turns that knowledge into exam-ready answers.
Yes. Actual4Dumps offers a free PDF demo for the Juniper networks Certified internet specialist.m(jncis-m), so you can review real sample questions and judge the quality before paying anything. After your purchase, you receive 365 days of free updates — whenever the question pool changes, you get the latest version at no cost. Once that period expires, you can extend your update service at a 50% discount from your member zone.
If you take the JN0-303 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee. To qualify, submit a scanned copy of your exam enrollment slip together with your official Score Report (PDF) within 2 days after the exam date, and your claim will be processed within 7 days. Note that the guarantee applies only to the corresponding exam: attempts taken within 3 days of purchase, downloaded-but-unused materials, free resources, and expired orders are not eligible, and the candidate name must match the purchaser name. If you would rather not refund, you can exchange the product for two free exam products of equal value while keeping the update service on your original purchase.
Delivery is instant: your files are available to download right after payment and are also sent to your email within one minute. If nothing arrives within 2 hours, contact our support team (and check your spam folder first). There is no limit on the number of computers you can install the product on.
The Juniper networks Certified internet specialist.m(jncis-m) is organized into 5 domains. Among the first ones are Routing Policy & Firewall Filters (20%), Routing Protocols (35%), Platform & Troubleshooting (10%), and the remaining domains cover the rest of the official objectives. For the complete topic breakdown with every subtopic, see the full JN0-303 exam outline above on this page.
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