CCNA Cisco Network Foundation Learning (i)

Enter "? The Show all Help
Enter the command? The show full command word
Enter the command? "Show command-available parameter information
Press "TABLE" to complete the command all words
Press "up or down" to show used commands
Press "CTRL + Z" to leave configuration mode
Enter "End" to return directly to privileged mode

router> \ User Execution mode
router>enable \ Enter Privileged execution mode
Switch#show running-config \ This keyword specifies that you want the run configuration to be displayed as output results.
Switch (config-if) #description MAINHQ Office switch \ Uses the description command to apply a description for the interface.

Ctrl-shift-6-used to interrupt IOS processes such as ping or traceroute
ctrl-c-Discard current command and exit configuration mode

The main mode:
User execution mode \ can use limited basic monitoring commands, also known as view mode
Show interfaces
Show IP interface
Show Interfaces serial0/0/0
Show ip interface serial0/0/0
Show version
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Privileged Execution mode enable
Show ARP
Show Stratuo-config
Show Running-config
Show Mac address-table \ switch-specific commands
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Global configuration Mode Configure terminal
Enable
Configure Terminal
Hosename name \ Change Name
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No hostname delete namme, restore the default name.
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Other specific configuration Modes interface serial0/0/0 Enter interface configuration mode
Line console 0 Enter the route configuration mode
Router RIP into router configuration mode

Enter \ Start Enter user execution mode show simple info
Enable \ Enter privileged execution mode show more information
Configure terminal \ Enter global configuration mode change name

The command to save the run configuration file to the startup profile is:
Router#copy Running-config Startup-config
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Show arp-is used to display the ARP table for the device.
Show mac-address-table-(for switches only) is used to display the Mac table of the switch.
Show startup-config-is used to display the configuration saved in NVRAM.
Show running-config-is used to display the contents of the current run configuration file, the configuration of a specific interface, or the mapping category information.
The show IP interfaces-is used to display IPV4 statistics for all interfaces on the router. To view statistics for a specific interface, enter the show IP Interfaces command followed by the specific interface slot number/port number. Another important format for this command is show IP interface brief. This can be used to quickly get summary information about the interface and its working state.

CCNA Cisco Network Foundation Learning (i)