The Cisco router is the world's leading router brand. It contains 6 modes:Normal mode,Privilege mode, Global mode, Port mode, Line mode and Routing engine mode. Let's describe how to enter and exit these modes.
The router is in the user command state. At this time, the user can see the connection status of the router, access other networks and hosts, but cannot see and change the settings of the router.
Type enable at the router> prompt, the router enters the privileged command state router#, and the router is in privileged mode.
Privileged mode, which can execute all user commands, as well as see and change the settings of the router.
At the router# prompt, type configure terminal and the prompt router(config)# appears, at which point the router is in global mode.
Global mode, you can set the global parameters of the router.
Type interface e0/0 at the router# prompt and the prompt Router(config-if)# appears. The router is in port mode.
Port mode is the configuration of the router port.
Type line console 0 at the router(config)# prompt and the prompt Router(config-line)# appears. The router is in line mode.
At the router(config)# prompt, type router rip and the prompt Router(config-router)# appears. The router is in the routing engine mode.
The exit command is to return to the previous operating mode.
The end command is directly returned to privileged mode.
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