1. User exec mode
2. Privileged exec mode
3. Global configuration mode
4. ROM monitor mode
5. Set up mode
The Cisco IOS commands allow the user to enter partial Cisco IOS commands. If you start to type in a command it can recognize it and finish the command for you.
Cisco IOS uses a command line interface (CLI) for inputting commands when configuring Cisco Routers
Cisco IOS uses a command line interface (CLI) for inputting commands when configuring Cisco Routers
show?
Divide and conquer
show interface status
In Cisco IOS, the command help can be used to display a list of available commands and their syntax. Additionally, you can use the ? symbol after a command or partial command to receive context-sensitive help, showing options or parameters that can be used. This feature is useful for both beginners and experienced users to quickly find the correct command syntax or troubleshoot issues.
config tftp run
debug all
show ip eigrp neighborsw
flash, NVRAM, TFTP server
Router(config-if)#no frame-relay lmi-type cisco