Cisco VG224 Software Guide - Page 43

Formatting the Compact Flash Memory Cards, Formatting Procedures

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APPENDIX B Formatting the Compact Flash Memory Cards This appendix describes how to format the compact flash memory into a Class B flash file system, known as the low-end file system (LEFS), or into a Class C flash file system, which is similar to the standard DOS file system. It also describes how to perform file and directory operations in each file system. This appendix presents the following major topics: • Formatting Procedures for Compact Flash Memory Cards, page B-1 • File and Directory Operations, page B-4 Formatting Procedures for Compact Flash Memory Cards The following sections describe formatting procedures for internal and external compact flash memory cards. Formatting Procedures We recommend that you erase (Class B) or format (Class C) new compact flash memory cards to initialize them with either a Class B or Class C flash file system. This ensures proper formatting and enables the ROM monitor to recognize and boot the flash. Note A compact flash memory card formatted with the standard DOS file system does not support booting from the ROM monitor. Determining the File System on a Compact Flash Memory Card To determine the file system of an external compact flash memory card, enter the show slot0: all command. To determine the file system of an internal compact flash memory card, enter the show flash: all command. • If geometry and format information is not displayed, the card is formatted with a Class B flash file system. • If geometry and format information is displayed, the card is formatted with a Class C flash file system. OL-5005-01 Cisco VG224 Voice Gateway Software Configuration Guide B-1

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B-1
Cisco VG224 Voice Gateway Software Configuration Guide
OL-5005-01
APPENDIX
B
Formatting the Compact Flash Memory Cards
This appendix describes how to format the compact flash memory into a Class B flash file system, known
as the low-end file system (LEFS), or into a Class C flash file system, which is similar to the standard
DOS file system. It also describes how to perform file and directory operations in each file system.
This appendix presents the following major topics:
•
Formatting Procedures for Compact Flash Memory Cards, page B-1
•
File and Directory Operations, page B-4
Formatting Procedures for Compact Flash Memory Cards
The following sections describe formatting procedures for internal and external compact flash memory
cards.
Formatting Procedures
We recommend that you erase (Class B) or format (Class C) new compact flash memory cards to
initialize them with either a Class B or Class C flash file system. This ensures proper formatting and
enables the ROM monitor to recognize and boot the flash.
Note
A compact flash memory card formatted with the standard DOS file system does not support booting
from the ROM monitor.
Determining the File System on a Compact Flash Memory Card
To determine the file system of an external compact flash memory card, enter the
show slot0: all
command. To determine the file system of an internal compact flash memory card, enter the
show flash: all
command.
•
If geometry and format information is not displayed, the card is formatted with a Class B flash file
system.
•
If geometry and format information is displayed, the card is formatted with a Class C flash file
system.