Cisco Catalyst 2950 Command Reference

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Catalyst 2950 and Catalyst 2955 Switch Command Reference
OL-10102-01
Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands
boot helper-config-file
boot helper-config-file
Use the boot helper-config-file global configuration command to specify the name of the configuration
file to be used by the Cisco IOS helper image. If this is not set, the file specified by the CONFIG_FILE
environment variable is used by all versions of the software that are loaded. This variable is used only
for internal development and testing. Use the no form of this command to return to the default setting.
boot helper-config-file filesystem:/file-url
no boot helper-config file
This command is available only on Catalyst 2950 Long-Reach Ethernet (LRE) switches.
Syntax Description
Defaults No helper configuration file is specified.
Command Modes Global configuration
Command History
Usage Guidelines Filenames and directory names are case sensitive.
This command changes the setting of the HELPER_CONFIG_FILE environment variable. For more
information, see Appendix B, “Catalyst 2950 and 2955 Switch Boot Loader Commands.”
Related Commands
filesystem: Alias for a flash file system. Use flash: for the system board flash
device.
/file-url The path (directory) and helper configuration file to load.
Release Modification
12.1(11)YJ This command was introduced.
Command Description
show boot Displays the settings of the boot environment variables.

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