Cisco Headend System Release 2.5 用户指南
4001155 Rev B
Backing Up and Restoring the DNCS and Application Server
4-19
Restore the DNCS or Application Server Key Files
Overview
Consider the following points about the restoration of the DNCS or Application
Server key files.
Prerequisite
You need the tape from your most recent backup of the key files before restoring the
Prerequisite
You need the tape from your most recent backup of the key files before restoring the
key files.
Important: Be sure your tapes are write-protected before you use them to restore the
Important: Be sure your tapes are write-protected before you use them to restore the
key files.
System Shutdown Required
In order to restore the DNCS or Application Server key files, system operators must
System Shutdown Required
In order to restore the DNCS or Application Server key files, system operators must
shut down Spectrum, the DNCS, and the Application Server.
Restore Script Options
The script that restores the DNCS or Application Server key files is called
Restore Script Options
The script that restores the DNCS or Application Server key files is called
restoreKeyFiles. You can run the restoreKeyFiles script with the following options:
•
•
-l— local-tape-drive. Specifies tape drive to use on local host computer
(e.g. -- /dev/rmt/0h)
•
-r— remote-tape-drive. Specifies tape drive on a remote host computer
(e.g. – sparky:/dev/rmt/0h or 192.168.1.10: /dev/rmt/0h)
•
-verbose—Verbose output
Note: The –l and –r options are mutually exclusive of one another; only one of them
can be used.