Software Upgrade Introduction
1-153
Software Reference for SwitchBlade x3100 Series Switches (Setting Up the Switch)
1.10.9.4 Simplex Downgrade Procedure
To revert back to the original load files after they have been committed to, a downgrade must be performed.
The user must fully commit to the upgrade before performing a downgrade. Load preferences must be set to
the new loads.
Note: Any configuration changes completed while the upgrade was in progress will not be saved to
the database if a downgrade is performed.
1.10.9.5 Duplex Upgrade Procedure
By taking advantage of redundant control modules provided by the duplex configuration, software upgrades on
a duplex system are not service affecting for the control modules.
Note: Service is affected when performing upgrades on Line Cards. Video, data, and voice traffic will
be affected. Also, for brief periods swtiching capacity is reduced from 400G to 200G
Following is a detailed walkthrough of a duplex software upgrade for the CFC200 duplex system. It is assumed
that the system is running in a stable state
TABLE 1-26 Simplex Software Downgrade Steps
Step State or Action Details
1.
Obtain the original load files. If the original load files are not in FLASH on the CFC200, obtain copies
and put them in FLASH on the CFC200. (Refer to 1.7.4).
2.
Set the original load files as PRE-
FLOAD.
Set the original CFC load files to PREFERRED.
SET CARD=ACTCFC PREFLOAD=<original CFC200 load>
Line Card load preferences are saved on the database and will be taken
from it after it has been restored.
3.
Restore the original database.
Restore the original database. (Refer to 1.9.1.5.)
The user inputs the command:
RESTORE DATABASE
During this process, the database reverts back to its original con-
figuration data, the CFC200 restarts, and the CFC200 and Line
Cards revert back to their original loads.
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