CertExams.com CCNA Network Simulator. 

CertExams.com router simulator has the following features: -Several lab exercises for candidates preparing for CCNA -Cisco router console simulation with 80+ supported commands. -Network Designer -Comprehensive help file -Flash cards
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CertExams.com JNet Simulator. 

CertExams.com router simulator has the following features: -Several lab exercises for candidates preparing for JNCIA -Cisco router console simulation with several supported commands. -Comprehensive help file -Flash cards
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