Nortel 15000 Guida Utente
Managing the Versalar 15000
302768-C Rev 00
5-9
For information on how the router boots and uses images, see the section
.
To upgrade with a new image, transfer the image to the file system and reset the
system; do not use the
system; do not use the
prom -w
command when upgrading to a new router
software image.
The sections that follow describe how to use the
readexe
,
prom -w
, and
prom -v
commands to validate, upgrade, and verify executable software.
Validating an Executable File
You validate executable files before upgrading by using the
readexe
command.
This command performs the following operations:
•
Calculates file header and image checksums on executable files on the file
system
system
•
Verifies that the checksums match those within the files
•
Displays the results and all file header information
To validate an executable file on the active volume, enter the following command:
readexe
<file_name>
To validate an executable file on another volume, enter the following command:
readexe
<vol>
:
<file_name>
vol
is the volume storing the file.
file_name
is the name of the executable file.
shows a sample system response to the
readexe
command.
Note:
You cannot edit image files.