In these slides, you will understand the definition of router besides the software and hardware components of Cisco routers.
Understanding Cisco router memory including RAM, ROM, NVRAM, and Flash.
Cisco router OS (IOS) and both the running configuration file and the start-up configuration file.
Router Boot-up Process.
The difference between router interfaces and the management ports such as console and Auxiliary ports.
The most usual Cisco IOS methods using console or aux ports or telnet or SSH for remote access.
Cisco IOS Modes: Setup mode, User executive mode “view only mode”, Privileged executive mode “enable”, Global configuration, and Other specific configuration modes.
IOS examination commands: Show version, Show flash, Show interfaces, Show startup-config and Show running-config.
Configuring message of the day (MOTD) and router interfaces