1)   SemSim CCNA Test Router Simulator 2.2.1 Router simulator for CCNA test. Includes FREE CCNA exam like troubleshooting lab. Supports over 200 commands, over 30 interactive labs, 6 CCNA test like practical troubleshooting scenarios,70 randomized flash cards,3 router tests 2)   RouterConsole 1.0 A new router simulator, with excellent error control, many features not implemented in other router simulators (setup, ROM Monitor, RXBOOT, password recovery). The "Home Labs" section has 41 simulations (5 in the evaluation version).