54 | Getting Started
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After installing SFTOS 2.5.1 on the management switch and the stack, as described above, use the
following procedure for subsequent upgrades:
Step Command Syntax
Command
Mode Purpose
1
show bootvar [unit]
Privileged Exec (OPTIONAL) Display SFTOS version information and
activation status on the specified stack member. If you
do not specify a unit number, the command displays
image details for all nodes on the stack.
2 copy {image1 | image2} unit://
unit/{image1 | image2}
Privileged Exec (OPTIONAL) Copy a selected software image from the
management switch to selected stack members. For
details on managing software in a stack of switches, see
Upgrading Software in a Stack on page 94in the
Stacking chapter.
3 boot system [unit] {image1 |
image2}
Privileged Exec
Identify the image (image1 or image2) to install
during the next reboot, on all stack members or only on
the selected unit.
4
write Privileged Exec (OPTIONAL) Overwrite the startup configuration file
with the running-config.
5
copy nvram:startup-config tftp:/
/tftp_server_ip_address/path/
filename
Privileged Exec (OPTIONAL) Copy the startup configuration file to
network storage.
6 reload [unit]
Privileged Exec Install the designated SFTOS software image (see Step
3) on all switches in the stack or on the selected unit.
See Figure 3-26 on page 55.
Caution: If you are converting from a Routing image
to a Switching image, you must interrupt the reboot to
revert the switch to factory defaults. See Restoring the
System to the Factory Default Configuration on
page 58.
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