Achieving proficiency with Juniper’s Junos OS is essential for networking professionals and those pursuing the JNCIA-Junos certification. However, physical Juniper hardware is expensive and difficult to access for many learners. The Juniper Network Simulator (NetSim) from AnandSoft offers a virtual lab environment where users can build, configure, and troubleshoot Junos-based networks without needing physical routers.
This simulator gives you a realistic Junos OS experience, essential for preparing both for certification and real-world networking tasks.
NetSim comes with pre-designed lab exercises that follow the syllabus and objectives of the JNCIA exam. These exercises guide users through fundamental to advanced Junos configurations, including:
These structured labs help convert theoretical knowledge into applied skills in a safe environment.
The simulator replicates Juniper routers running Junos OS, enabling users to interact via the command-line interface (CLI) as they would on real devices. This realistic emulation ensures that skills you develop carry over to actual Juniper hardware.
NetSim supports a wide range of Junos CLI commands, covering both basic operational commands and complex configuration statements. This comprehensive command set is crucial for instance, configuring routing, security, and policies within Junos.
To mirror real-world usage, the simulator allows abbreviated commands (short forms), which speeds up your workflow and reflects how experienced administrators operate. For example, typing partial command words and using auto-completion can be supported.
Detailed help files are often included. These provide syntax explanations, conceptual context, and command descriptions, helping users when they get stuck without needing to leave the simulator to search for help.