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Cisco 3200 Series Router Hardware Reference
OL-5816-10
Chapter 7 Managing Firmware and Configurations
Working with the Flash File System
By default, the default file system is flash:.
You can display the current default file system as specified by the cd command by using the pwd
privileged EXEC command.
Displaying Information About Files on a File System
You can view a list of the contents of a file system before manipulating its contents. For example, before
copying a new configuration file to flash memory, you might want to verify that the file system does not
already contain a configuration file with the same name. Similarly, before copying a flash configuration
file to another location, you might want to verify its filename for use in another command.
To display information about files on a file system, use one of the privileged EXEC commands in
Table 7-2:
Changing Directories and Displaying the Working Directory
To change directories and display the working directory, follow these steps, beginning in privileged EXEC
mode:
Creating and Removing Directories
Beginning in privileged EXEC mode, follow these steps to create and remove a directory:
Tab l e 7-2 Commands for Displaying Information About Files
Command Description
dir [/all] [filesystem:][filename]Displays a list of files on a file system.
show file systems Displays more information about each of the files on a file system.
show file information file-url Displays information about a specific file.
show file descriptors Displays a list of open file descriptors. File descriptors are the internal representations
of open files. You can use this command to see if another user has a file open.
Command Purpose
Step 1 dir filesystem:Displays the directories on the specified file system.
For filesystem:, use flash: for the system board flash device.
Step 2 cd new_configs Changes to the directory of interest.
The command example shows how to change to the directory named
new_configs.
Step 3 pwd Displays the working directory.