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Start guided practiceEnterprise Routing and Switching, Specialist (JNCIS-ENT)
Specialist-level enterprise networking on Junos: OSPF and BGP at depth, IS-IS, spanning tree and Layer 2 features, routing policy, and high availability designs.
Enterprise Routing and Switching, Specialist (JNCIS-ENT) is Juniper's professional-level networking certification, sat as exam JN0-351. The exam runs for 1 hour 30 minutes and presents up to 65 questions, with a pass mark of pass / fail — cut score not published. It costs US$300 at the standard rate.
The published exam guide lists 7 sections but does not assign public weightings, so plan to cover each in similar depth rather than betting on one being dominant.
Confirm these details on the official Juniper page before booking — vendors adjust format and pricing without notice.
Some forms include unscored trial questions
Standard rate, before local taxes
The published exam guide for JN0-351, in the vendor's own order.
01Layer 2 Switching and VLANs
02Spanning Tree Protocols
03OSPF
04IS-IS
05BGP
06Routing Policy and Firewall Filters
07High Availability
JNCIA-Junos plus hands-on routing and switching experience.
Professional level — Advanced credentials covering design, scale and trade-off decisions.
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Clear answers about the exam, the study experience, and what to expect before you begin.
Juniper lists up to 65 questions, to be completed in 1 hour 30 minutes. Question counts can vary slightly between exam forms, and unscored trial questions are sometimes included.
Pass / fail — cut score not published. Confirm the current figure on the official exam page before booking, as vendors adjust cut scores when an exam form is refreshed.
The standard price is US$300. Local pricing, taxes and any retake policy vary by region, so check the official page for the figure that applies to you.
JNCIA-Junos plus hands-on routing and switching experience.
The exam guide covers Layer 2 Switching and VLANs, Spanning Tree Protocols, OSPF, IS-IS and BGP, plus 2 further domains. The full weighted breakdown is listed above.
Yes — this exam has 105 practice questions available here, each with the correct answer marked.