Cisco Model D9479 Gigabit QAM Modulator Installation Guide
Chapter 2 Upgrading the Software
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Back Up the Current GoQAM Configuration File
Introduction
Before installing the new software, make a backup file of the config file currently
installed on the DNCS by completing the procedure in this section.
CAUTION:
Do not install new software until you have created a backup of the
Do not install new software until you have created a backup of the
configuration file currently installed on your system. Having a backup file
will enable you to restore the previous version of software in the unlikely
event of a failure.
Restore the previous version of software to your system only when
Restore the previous version of software to your system only when
recommended by Cisco Services.
Backing Up the Current GoQAM Configuration File
1 Complete the following steps to log on to the xterm window as root user.
a Type su - and press Enter. The password prompt appears.
b Type the root password and press Enter.
b Type the root password and press Enter.
2 Type cd /tftpboot and press Enter to access the tftpboot directory.
3 Type pwd and press Enter. The /tftpboot directory name appears and indicates
3 Type pwd and press Enter. The /tftpboot directory name appears and indicates
that you are in the correct directory.
4 Copy the current configuration file to a backup file.
Example: Type cp –p goqam.config goqam.config.old and press Enter.
Note: If you are using a non-standard config file (for example, goqam.test),
Note: If you are using a non-standard config file (for example, goqam.test),
substitute that config file name for goqam.config.
Result: A copy of the goqam.config file (or the file name you specified), which
Result: A copy of the goqam.config file (or the file name you specified), which
contains configuration settings, is saved to a configuration file named
goqam.config.old.
5 Remain logged in as root user and go to
Install GoQAM Software onto the
DNCS (on page 15).