Ten Help Resources for Junos OS - dummies

Ten Help Resources for Junos OS

By Walter J. Goralski, Cathy Gadecki, Michael Bushong

This is a top-ten list of go-to sources to find more about software operations, training, and support for Junos — all the extra details that you may need to help you configure and operate Junos OS in your own network deployments.

CLI Help Commands

Are you looking for more background on how a particular feature works? You don’t need to turn any further than the various Help commands, which you can use while logged into the device through the CLI:

  • ?: Lists all the valid entries at any point of the command line.

  • Help topic command_name: Displays configuration guidelines for any command entered as the command_name.

  • Help syslog syslog_message: Displays the meaning of specific syslog_messages.

Technical publications

Juniper Networks technical documentation includes everything you need to understand and configure all aspects of Junos and all Juniper Networks devices. The documentation set is comprehensive and thoroughly reviewed by Juniper engineering. And, for the best part, all Juniper-developed product documentation is freely accessible at this site, in convenient task-based topics or in traditional books and references.

J-Net forums

J-Net is an interactive community for users to share information, best practices, and questions about Juniper products and solutions. Registration is free, and you also get access to premium content such as its free Day One books, a series written with a singular focus: to help you quickly deploy a new Junos device or feature set.

You can post questions and collaborate in the community forums and subscribe to content via RSS and e-mail. In addition, there are regular promotional events in the community open only to members. J-Net is one of the best places to be if you work with the Junos OS.

Videos and webcasts

Find frequently produced videos, webcasts, and other media presenting relevant topics of Junos OS at the central site for Junos.


Juniper Networks Books works with reputable book publishers around the world, such as the For Dummies publisher, to help publish networking tracts for use in the field or classroom. All the books are either written, edited, or reviewed by Juniper Networks subject-matter experts and engineers. Because this program matches the right book with the right publisher, you’ll find these books refreshingly realistic and singularly focused on architecting and deploying new networks. All Juniper Networks Books support open standards, while showcasing new ideas and emerging technologies, and are available at technical bookstores and book outlets around the world. Check out other For Dummies titles about Juniper Networks technology, including Junos Pulse.

Knowledge base

Search through the entire Juniper Networks Knowledge Base (KB) and find answers, solutions, and tips on your specific issues, troubleshooting, or network maintenance. You can install a KB search engine plug-in on your laptop or computer’s browser, or get the mobile edition for your smartphone. The KB is constantly updated.

Certification courses

Take certification courses online, on location, or at one of the partner training centers around the world. The Juniper Networks Technical Certification Program (JNTCP) allows you to earn certifications by demonstrating competence in configuration and troubleshooting Juniper products. Juniper’s certification courses provide the fast track to earning your certifications in enterprise routing, switching, and/or security through online courses, student guides, and lab guides.

Self-service support

Do you have a question or an issue that requires assistance from technical support? Perhaps you want to upgrade your software. For quick-and-easy problem resolution, Juniper Networks offers an online self-service portal: the Customer Support Center (CSC).

Customer care

For nontechnical customer assistance issues:

  • Phone (toll free, United States and Canada): Call 1-800-638-8296 and select Option 2 for Customer Care.

  • Phone (outside the United States): Call 1-408-745-9500 and select Option 2 for Customer Care.

  • web: Open a “Customer Care Case” via the CSC Case Manager.

Juniper Technical Assistance Center (JTAC)

For technical assistance issues:

  • Phone (toll free, United States, Canada, and Mexico): Call 1-888-314-JTAC (1-888-314-5822).

  • Phone (outside the United States): Call 1-408-745-9500.

  • web: JTAC Case Manager requires a login to open a technical help case online.

Juniper doesn’t permit opening JTAC cases via e-mail.