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Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Chapter 3 Assigning the Switch IP Address and Default Gateway
Modifying the Startup Configuration
Beginning in privileged EXEC mode, follow these steps to configure the NVRAM buffer size:
This example shows how to configure the NVRAM buffer size:
Switch# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)# boot buffersize 524288
Switch(config)# end
Switch# show boot
BOOT path-list :
Config file : flash:/config.text
Private Config file : flash:/private-config.text
Enable Break : no
Manual Boot : no
HELPER path-list :
Auto upgrade : yes
Auto upgrade path :
NVRAM/Config file
buffer size: 524288
Timeout for Config
Download: 300 seconds
Config Download
via DHCP: enabled (next boot: enabled)
Switch#
Modifying the Startup Configuration
These sections describe how to modify the switch startup configuration:
Default Boot Configuration, page 3-18
Automatically Downloading a Configuration File, page 3-18
Booting Manually, page 3-19
Booting a Specific Software Image, page 3-20
Controlling Environment Variables, page 3-21
See also “Stack Configuration Files” section on page 7-13 and Appendix A, “Working with the Cisco
IOS File System, Configuration Files, and Software Images,” for information about switch
stackconfiguration files.
Note Stacking is supported only on Catalyst 2960-S switches.
Command Purpose
Step 1 configure terminal Enter global configuration mode.
Step 2 boot buffersize size Configure the NVRAM buffersize in KB. The valid range
for size is from 4096 to 1048576.
Step 3 end Return to privileged EXEC mode.
Step 4 show boot Verify the configuration.