Are you setting up a lab for a specific , like the CCNA or CCNP?
It supports almost all the commands found on physical Cisco 15.x hardware. i86bilinuxadventerprisek9ms1541tantigns3bin
While many students start with , it is a simulator with limited commands. For CCNP or CCIE studies, you need an emulator like GNS3 or EVE-NG . Are you setting up a lab for a