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72 CHAPTER 6: UPGRADING SOFTWARE
The Contents of the
Executable File
The self extracting executable file (xxxxxxxx.exe — where xxxxxxxx is the
file name of your Switch) contains the following:
■ End User License
■ Release Notes
■ Application Software
■ Web Software
■ Bootrom Software
■ Bundled File used with 3ND upgrade wizard — e.g.
s3n03_01_04s56NetMan.zip
Bundled files with the extension NetMan.zip, can be used to upgrade
your Switch using the 3Com Network Director Agent Update. Any
attempt to upgrade individual .web, .btm or .app files using 3Com
Network Director will fail. These files should be used to upgrade your
Switch as described below.
Any attempt to upgrade the Switch directly with xxxxxxxx.exe and
xxxxxxxxNetMan.zip will fail. The individual .web, .btm or .app
files should be used to upgrade your Switch as described below.
The Switch 4500 ships with software supporting 56-bit encryption.
Check on www.3Com.com for more recent software or to access the
available 168-bit encryption version (where allowed by applicable laws).
Upgrading from the
Command Line
Interface
This section describes how to upgrade files to your Switch from the
Command Line Interface (CLI).
Introduction Before upgrading the software to your Switch from the CLI, it is
important to check the contents of the flash to ensure that there is
enough space to download the new files.
The flash space needed for the new files is approximately 5.5 MB.
1 To check the contents of the flash, logon to your Switch either via a telnet
connection or directly via the console to display the User View in the CLI
and enter the following:
dir unit1>flash: