Cisco Model D-PCG1000 PowerKEY CAS Gateway Release Notes
A-2
Roll Back to the Previous Version of QAM Software
78-738174-01 Rev B
Restore the Previous Version of QAM Software
Introduction
Contact Cisco Services if you notice that the system is reacting adversely after
installing or upgrading to QAM software version 2.3.5. If Cisco Services
recommends restoring the previous QAM software version, use the instructions in
this section to assist you as you work with a Cisco Services engineer to restore the
previous QAM software version.
CAUTION:
Contact Cisco Services before attempting to restore the previous QAM software
version.
Restoring the Previous QAM Software Version
Follow these steps to restore the previous version of QAM software in the unlikely
event that you encounter problems after upgrading to QAM software 2.3.5.
Note: To restore the previous QAM executable files, restore the configuration
Note: To restore the previous QAM executable files, restore the configuration
backup file that you saved in Back Up the Current QAM Software Version in
Chapter 2.
1.
Open an xterm window on the DNCS and log on as the root user.
Result: The root prompt appears.
Result: The root prompt appears.
2.
Type cd /tftpboot and then press Enter.
Result: The root prompt appears.
Result: The root prompt appears.
3.
Type pwd and then press Enter.
Result: The text /tftpboot appears at the prompt. This text indicates you are
Result: The text /tftpboot appears at the prompt. This text indicates you are
in the correct directory.
4.
Type cp –p qam.config qam.config.235 and then press Enter.
Result: The configuration file named QAM.config, which contains QAM
Result: The configuration file named QAM.config, which contains QAM
version 2.3.5 configuration settings, is saved to a file named qam.config.235.
5.
Type cp –p qam.config.bakxxx qam.config and then press Enter.
Note: The xxx represents the original QAM software version number.
Result: The configuration file named qam.config.bakxxx, which contains the
Note: The xxx represents the original QAM software version number.
Result: The configuration file named qam.config.bakxxx, which contains the
previous list of QAM configuration files, is copied to a configuration file
named qam.config.