Router Configuration Generator Tool Alternatives

a discrete-event network simulator for internet systems

Open Source

Download Cisco Packet Tracer, an innovative network simulation and visualization tool used by Cisco Networking Academy students and instructors.

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GNS3 is a graphical network simulator that allows simulation of complex networks.

Open Source

Paessler Multi Server Simulator is inexpensive and robust software that helps you power massive-scale testing.

Simulation software to model, simulate, predict, and visualize systems in manufacturing, material handling, healthcare, warehousing, mining, etc.

Verax Systems provides applications covering the entire IT & Telco service lifecycle from definition through provisioning and monitoring up to billing.

Mininet is a robust and inexpensive Instant Virtual Network designed to function on standard PCs like Laptops and Desktops.

Open Source

NetSim software was created to simulate various Cisco systems. Cisco software is known around the world as being one of the best network, routing and switch systems for businesses and private use. Read more about NetSim.

Dynamips is an emulator computer program that was written to emulate Cisco routers.

IMUNES is a cost-effective and efficient Integrated Multiprotocol Network Simulator/Emulator that functions as a tool for Linux and FreeBSD.

Cisco VIRL is a next-gen network virtualization and orchestration platform that enables you to accomplish multiple tasks like creating and customizing simulated networks with third-party and Cisco objects by means of a graphical utility.

The VPCS can mimic up to 9 PCs.

Cloonix is an open-source virtual network creation framework based on KVM licensed under the AGPLv3 license.