Using the built-in help

- The Cisco IOS has built-in help…for all of the commands.…To access the help, all you have to…do is type a question mark.…And you can do that at any of the prompts,…and all of the commands that are available at…that particular level of the router will be displayed.…So, if you forget what commands you need,…all you have to do is do shift…and hit the question mark, and then the…commands at that level will show up.…So, let me demonstrate that.…Shift question mark.…

So, you can see that this is user mode.…You know you're in user mode because of…the arrow that is to the right of the router name.…And these are all of the commands that are…available to you in user mode.…We can go ahead and enter privileged mode,…and we can do that by typing the word Enable.…And we can do the same thing here.…We're gonna hit shift and question mark.…And here are all the commands that are available…in the privileged exec mode.…All of the commands from the user mode are…also available in the privileged mode and a lot more.…

Again, if you forget a command, or you forget…