Cisco Systems VG224 manual Formatting Compact Flash Memory as a Class B Flash File System

Appendix B Formatting the Compact Flash Memory Cards

Formatting Procedures for Compact Flash Memory Cards

System CompactFlash directory:

File	Length	Name/status
	addr		fcksum	ccksum
1	6658376	cvg224-i-mz
	0x40		0xE0FF	0xE0FF
2	14221136		cvg224-telcoent-mz
	0x6599C8		0x5C3D	0x5C3D

[20879640 bytes used, 107308776 available, 128188416 total]

125184K bytes of ATA System CompactFlash (Read/Write)

Chip information NOT available.

Internal Card with Class C Flash File System

The geometry and format information is displayed in this format:

11# show flash: all

-#- -- length-- ----- date/time------ path

16658376 Mar 01 1993 04:27:46 cvg224-i-mz

25268224 bytes available (6664192 bytes used)

******** ATA Flash Card Geometry/Format Info ********

ATA CARD GEOMETRY
Number of	Heads:	4
Number of	Cylinders	490
Sectors per Cylinder		32
Sector Size		512
Total Sectors		62720
ATA CARD FORMAT
Number of	FAT Sectors	31
Sectors Per Cluster		8
Number of	Clusters	7796
Number of	Data Sectors	62560
Base Root	Sector	155
Base FAT Sector		93
Base Data	Sector	187

Formatting Compact Flash Memory as a Class B Flash File System

Use these formatting commands to:

•Format compact flash memory cards with a Class B flash file system (LEFS)

•Remove the files from a compact flash memory card previously formatted with a Class B flash file system

For external compact flash memory cards, enter the erase slot0: command.

For internal compact flash memory cards, enter the erase flash: command.

The following example shows sample output for formatting an external compact flash memory card with a Class B flash file system:

Router# erase slot0:

Erasing the slot0 filesystem will remove all files! Continue? [confirm]

Current DOS File System flash card in slot0: will be formatted into Low

End File System flash card! Continue? [confirm]

Erasing device...

Cisco VG224 Voice Gateway Software Configuration Guide

OL-5005-01 B-3