Cisco Catalyst 2950 Command Reference

B-11
Catalyst 2950 and Catalyst 2955 Switch Command Reference
OL-10102-01
Appendix B Catalyst 2950 and 2955 Switch Boot Loader Commands
fsck
fsck
Use the fsck boot loader command to check the file system for consistency.
fsck [-test | -f] filesystem:
Syntax Description
Defaults No file system check is performed.
Command Modes Boot loader
Command History
Usage Guidelines To stop an in-progress file system consistency check, disconnect the switch power and then reconnect
the power.
Examples This example shows how to perform an extensive file system check on flash memory:
switch: fsck -test flash:
-test (Optional) Initialize the file system code and perform extra POST on flash memory.
An extensive, nondestructive memory test is performed on every byte that makes up
the file system.
-f (Optional) Initialize the file system code and perform a fast file consistency check.
Cyclic redundancy checks (CRCs) in the flashfs sectors are not checked.
filesystem: Alias for a flash file system. Use flash: for the system board flash device.
Release Modification
12.1(11)YJ This command was introduced.

Cisco Catalyst 2950 Specifications

General

Forwarding Bandwidth	8.8 Gbps
Switching Capacity	13.6 Gbps
Forwarding Rate	6.6 Mpps
Weight	3.6 kg
RAM	16 MB
Flash Memory	8 MB
Operating Humidity	10% to 85% non-condensing
Uplink Ports	2 x 10/100/1000Base-T
Dimensions	4.4 cm x 44.5 cm x 24.2 cm
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Quality of Service (QoS), VLAN support
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p
Status Indicators	system
Operating Temperature	0 to 45°C
Ports	24 x 10/100 Ethernet ports
MAC Address Table Size	8, 192 entries
Power Supply	Internal 100-240V AC, 50-60Hz