Cisco Packet Tracer
Build virtual networks with Cisco Packet Tracer
Cisco Packet Tracer for Windows is a practical network simulation tool built for learning, practice, and classroom use. Instead of requiring physical routers, switches, and cables, it lets users create virtual network setups, configure devices, test connections, and observe how a network behaves in different situations.
The software is especially useful for students preparing for Cisco networking courses and certifications, including CCNA-level study.