Cisco Headend System Release 3.2 Installation Guide
Chapter 2 Upgrading the Software
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Back Up the Current MQAM Configuration File
Introduction
Before installing the new MQAM software, make a backup file of the config file
currently installed on the DNCS by completing the following steps.
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 MQAM 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 MQAM 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 mqam.config mqam.config.old and press Enter.
Note: If you are using a non-standard config file (for example, mqam.test),
Note: If you are using a non-standard config file (for example, mqam.test),
substitute that config file name for mqam.config.
Result: A copy of the mqam.config file (or the file name you specified), which
Result: A copy of the mqam.config file (or the file name you specified), which
contains configuration settings, is saved to a configuration file named
mqam.config.old.
5 Remain logged in as root user and go to
Install MQAM Software onto the DNCS
(on page 17).