Cisco DNCS System Release 2.2 3.2 Installation Guide
Chapter 2 Phase One - Perform Pre-Upgrade Checks
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Run listCVT Utility
The listCVT utility determines which DHCT models are currently using the CVT
download method and reports unused files on the image list.
Running listCVT Utility
1 Are you using the CVT download method for any devices in your network?
If yes or you are unsure, go to step 2.
If no, go to Clean Up the ResApp Directory (Optional) (on page 26)
2 Open an xterm window on the DNCS.
3 Type listCVT -v and press Enter. This command provides the version of listCVT
3 Type listCVT -v and press Enter. This command provides the version of listCVT
utility that is currently on your network.
4 Compare the version number of the listCVT utility on your DNCS with the
version number listed in the ROM to Model Matrix (on page 107).
If the version number is equal to or greater than the one listed in the matrix,
go to step 5.
If the version number is less than the one listed in the matrix, contact Cisco
Services to receive the latest utility.
5 Type cd /export/home/dncs/doctor and press Enter. The current directory is now
the doctor directory.
Note: Type a space between cd and /.
Note: Type a space between cd and /.
6 Type listCVT > precvt and press Enter.
7 Type more precvt and press Enter. This command enables you to view the file
7 Type more precvt and press Enter. This command enables you to view the file
and verify the current download configuration for each DHCT type that is active
in the network.
8 Does the report indicate that there are unused files?
If yes, go to step 9.
If no, go to step 14.
9 On the DNCS Administrative Console, select the DNCS tab and then select the
following tab based on the system release you have installed:
For SR 2.2/3.2/4.0 and earlier, select the Element Provisioning tab.
For SR 2.5/3.5/4.2 and later, select the Home Element Provisioning tab.
10 Click Image. The Image List window opens.
11 Click the Downloadable Files tab.
12 Highlight a software file that is unused in the network. Click File and select
11 Click the Downloadable Files tab.
12 Highlight a software file that is unused in the network. Click File and select
Delete.
Note: The DHCT software files have file extensions of .rom.
Note: The DHCT software files have file extensions of .rom.