B-2
Catalyst 3560 Switch Software Configuration Guide
78-16156-01
Appendix B Working with the Cisco IOS File System, Configuration Files, and Software Images
Working with the Flash File System
Displaying Available File Systems
To display the available file systems on your switch, use the show file systems privileged EXEC
command as shown in this example.
Switch# show file systems
File Systems:
Size(b) Free(b) Type Flags Prefixes
* 15998976 5135872 flash rw flash:
- - opaque rw bs:
- - opaque rw vb:
524288 520138 nvram rw nvram:
- - network rw tftp:
- - opaque rw null:
- - opaque rw system:
- - opaque ro xmodem:
- - opaque ro ymodem:
Table B-1 show file systems Field Descriptions
Field Value
Size(b) Amount of memory in the file system in bytes.
Free(b) Amount of free memory in the file system in bytes.
Type Type of file system.
flash—The file system is for a Flash memory device.
nvram—The file system is for a nonvolatile RAM (NVRAM) device.
opaque—The file system is a locally generated pseudo file system (for example, the system) or a download
interface, such as brimux.
unknown—The file system is an unknown type.
Flags Permission for file system.
ro—read-only.
rw—read/write.
wo—write-only.
Prefixes Alias for file system.
flash:—Flash file system.
nvram:—NVRAM.
null:—Null destination for copies. You can copy a remote file to null to find its size.
rcp:—Remote Copy Protocol (RCP) network server.
system:—Contains the system memory, including the running configuration.
tftp:—Trivial File Transfer Protocol (TFTP) network server.
xmodem:—Obtain the file from a network machine by using the XMODEM protocol.
ymodem:—Obtain the file from a network machine by using the YMODEM protocol.
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