Cisco Headend Digital Broadband Delivery System Guia Da Instalação
Chapter 2 SR 5.0 Pre-Upgrade Procedures
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Back Up Modulator Control Files
In the event that you ever need to access the pre-upgrade configuration files of the
QAM-family and QPSK modulators, follow these instructions to make a backup
copy.
Note: In the following commands, substitute the DNCS version that you are backing
up for [DNCS version]
1 From the root xterm window on the DNCS, type the following command and
QAM-family and QPSK modulators, follow these instructions to make a backup
copy.
Note: In the following commands, substitute the DNCS version that you are backing
up for [DNCS version]
1 From the root xterm window on the DNCS, type the following command and
press Enter:
mkdir /tftpboot/backup.[DNCS version]
2 Type the following command and press Enter. The system copies all *.config files
to the /tftpboot/backup directory.
cp -p /tftpboot/*.config /tftpboot/backup.[DNCS version]
3 Type the following command and press Enter to verify that the configuration
files were successfully copied to this directory.
ls /tftpboot/backup.[DNCS version]
4 Add the /tftpboot/backup.[DNCS version] directory to your list of key files to
be backed up.