Packet Tracer is a network simulation software created by Cisco. Although it is focused on educational purposes, the software has a wide range of uses. Packet Tracer simulates network equipment such as routers, switches, cables and end-client PCs. This allows students and teachers to learn and assess different network possibilities. Packet Tracer is a must have tool for IT engineers... (
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The program works with the following extensions:
pka,
pkt and
pkz