However , due to functional limitations , it is intended by CISCO to be used only as a learning aid , not a replacement for Cisco routers and switches .
Packet Tracer is commonly used by CCNA Academy students , since it is available to them for free .
Due to functional limitations , Packet Tracer is intended by CISCO to be used only as a learning aid , not a replacement for Cisco routers and switches .
Packet Tracer is commonly used by CCNA Academy students , since it is available to them for free .