HP ProCurve Switch 6120G/XG Management Manual page 147

Multiple Instance Spanning-Tree Operation
Configuring MSTP
4-48
ProCurve(config)# show flash
Image Size(Bytes)
----- ----------
Primary Image : 6771179
Secondary Image : 7408949
Boot Rom Version: Z.12.12
Default Boot : Primary
Figure 4-14. Show Flash Command after Upgrading the Switch to a New Version of
the Software (Z.12.51)
5. If you want to run the prior software version, Z.12.43 in this example,
enter this command:
ProCurve(config)# boot system flash secondary config
configK1243.cfg
After rebooting, the switch is running software version Z.12.43 and is using
the configuration file that you saved for this software version,
configK1243.cfg.
You can also save the Z.12.43 configuration file on a TFTP server. If you wanted
to reload the Z.12.43 version of the software again, reload the configuration
file before you do the reload.
Date Version
-------- -------
04/17/08 Z.13.09
11/06/08 Z.14.01
Build #
-------
304
123