Information on Configuration Replacement and Rollback.Replacing and Rolling Back Configurations.Clearing the Startup Configuration File.Uploading a Configuration File By Using RCP.Downloading a Configuration File By Using RCP.Preparing to Download or Upload a Configuration File By Using RCP.Copying Configuration Files By Using RCP.Uploading a Configuration File By Using FTP.Downloading a Configuration File By Using FTP.Preparing to Download or Upload a Configuration File By Using FTP.Understanding the FTP Username and Password.Copying a Configuration File from the Switch to an FTP Server.Uploading the Configuration File By Using TFTP.Downloading the Configuration File By Using TFTP.Preparing to Download or Upload a Configuration File By Using TFTP.Copying Configuration Files By Using TFTP.Creating a Configuration File By Using a Text Editor.Guidelines for Creating and Using Configuration Files.Creating, Displaying and Extracting Files.Copying Files from One Switch in a Stack to Another Switch in the Same Stack.Changing Directories and Displaying the Working Directory.

Displaying Information About Files on a File System.Information About the Flash File System.The other two XML files are used for encryption purposes. The file 4.bin is an IOS image for the 1900 Integrated Services Router series. To show the contents of the flash memory, the show flash: command is used: R2#show flash:ģ 33591768 4.binĢ49856K bytes of processor board System flash (Read/Write) This file is usually stored in the flash memory, since this type of memory will retain the stored files even after the router is powered off or rebooted. The IOS image is a single file that is loaded into RAM when the device boots. rw means that the file system is read/write. disk represents the flash memory, and nvram represents the NVRAM memory Free(b) – free memory in the file system (in bytes).Size(b) – total memory in the file system (in bytes).In the command above you can see that I have two file systems available on my device. To list file systems available on your device, the show file systems EXEC mode command is used: R1#show file systems For each memory device available on the device, a file system called IOS file system (IFS) is created. The startup configuration is stored in NVRAM. Cisco devices usually use integrated flash memory to store IOS software images and other files (e.g.

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