Free Router Simulator

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CertExams.com CCNA Network Simulator is a CCNA router and network simulator that offers best price-performance ratio. The software supports 200+ router/switch commands with over 100 labs, enabling the candidate to practice. CCNA Simulator is suitable for: Anyone. The followings are a number of free and popular router simulators you can download and practice with: GNS3 – GNS3 is a graphical network simulator that allows simulation of complex networks. It is an excellent complementary tool to real labs for Cisco network engineers, administrators and people wanting to pass certifications such as CCNA, CCNP, CCIP or CCIE.

  • Practice Cisco router configuration using a free emulator. With a simulator, there are always missing commands and programming errors, and it can never really be as complete as the real IOS. However, because an emulator runs the IOS, you get every feature that the real IOS has (based on the limitations of the emulated hardware, of course).
  • Logging on to the router Logging in, modes and help options. Setting the system clock Changing the system clock on a router: Displaying router system information Find out useful router info: Copy the running configuration to start-up configuration Save the configuration changes to.

If you are going to take a networking exam like CCNA, CCNP… it is better to practice with real routers. But when the budget is not big enough or you can only access to hardware in your school then router simulator softwares are the best things you can get for free. The followings are a number of free and popular router simulators you can download and practice with:

GNS3 – GNS3 is a graphical network simulator that allows simulation of complex networks. It is an excellent complementary tool to real labs for Cisco network engineers, administrators and people wanting to pass certifications such as CCNA, CCNP, CCIP or CCIE. This project is an open source, free program that may be used on multiple operating systems, including Windows, Linux, and MacOS X.

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Packet Tracer – Packet Tracer 5.0 is the latest version of Cisco Networking Academy’s comprehensive networking technology teaching and learning software. Innovative features of Packet Tracer 5.0, including powerful simulation, visualization, authoring, assessment, and collaboration capabilities, will help students and teachers collaborate, solve problems, and learn concepts in an engaging and dynamic social environment. Moreover, it’s totally free! You can download this software but you need to register first or you can find a mirror download with google (with keyword “download packet tracer”)

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SemSim – The free trial version (2.3MB) offers some CCNA exam router simulation labs & 20 flash cards

Free Router Simulators

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Boson NetSim – Boson offers three certification-focused products, NetSim for CCENT 7.0, NetSim for CCNA 7.0 and NetSim for CCNP 7.0. The NetSim for CCNA 7.0 product contains CCNA-specific lab exercises that cover the skill set you will need to prepare for your CCNA exam. The demo version (21.58MB) is a good choice to get started.

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CertExamsoffers advanced network simulators including router / switch / terminal simulator. The simulators help in preparing for networking exams such as ccna or jncia. It would also be very helpful for those who want to get started with configuring Cisco or Juniper routers in a simulated environment. The demo version (6.95MB) is limited to:

– Six lab exercises

Free Cisco Router Simulator Online

– Router simulator is limited to User EXEC, Previleged EXEC, and Global Configuration mode commands.

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Free Router Simulator

RouterSim’s CCNA Network Visualizer – You can design, build and configure your own network. The demo version is 44.49MB. It is ideal for:

– Anyone studying for the Cisco® CCNA™ 640-802 exam

– Deployment over a LAN network

– Distance education and deployment on a Citrix server or Microsoft Terminal Services

Free Router Simulator Software

– Corporate trainers and employees

Free Router Simulator

– Students at colleges, universities, and technical institutes

Free Online Router Simulator

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