Cisco Catalyst 3750 User Manual

A-11
Catalyst 3750 Switch Command Reference
OL-8552-07
Appendix A Catalyst 3750 Switch Bootloader Commands
fsck
fsck
Use the fsck bootloader command to check the file system for consistency.
fsck [-test | -f] filesystem:
Syntax Description
Defaults No file system check is performed.
Command Modes Bootloader
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)AX This command was introduced.

Cisco Catalyst 3750 Specifications

General

Device Type	Switch
Switching Capacity	32 Gbps
Forwarding Rate	38.7 Mpps
Stacking Bandwidth	32 Gbps
RAM	128 MB
Jumbo Frame Support	Yes
Switch Type	Managed
Model	Catalyst 3750 Series
Uplink Interfaces	SFP
Form Factor	Rack-mountable
MAC Address Table Size	12, 000 entries
Routing Protocol	RIP, OSPF, EIGRP
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Layer 3 switching, Layer 2 switching, auto-negotiation, BOOTP support, ARP support, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, MAC address filtering, Quality of Service (QoS), Jumbo Frames support, MLD snooping, Dynamic ARP Inspection (DAI), Cisco EnergyWise technology
Power over Ethernet (PoE)	PoE
Operating Temperature	-5 - 45 °C
Operating Humidity	10% to 85% non-condensing