Configuring the Managed PC Boot Agent (MBA)

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Using the 3Com DOS Configuration Program

This section describes NIC configuration for computers running DOS or NetWare.
To run the DOS diagnostic program:
1Copy 3c99xcfg.exe from the EtherCD to the root directory of a DOS-bootable diskette.
2Boot to DOS using the DOS-bootable diskette.
3Enter the following at the DOS prompt:
a:\3c99xcfg.exe
where a:\ is the drive containing the DOS-bootable diskette.
If multiple NICs are installed in the PC, select Select NIC on the first screen to display a
list of installed NICs. Use the arrow keys to select the NIC that you want to configure
and press Enter.
4Use the arrow keys to scroll the list and make a selection. Press Enter.
5Continue this procedure for other options. For more information on a specific option,
select the option and press F1.
Configuring the Managed PC Boot Agent (MBA)
This section explains how to configure the Managed PC Boot Agent (MBA) boot ROM to
boot from the network.

Enabling or Disabling the Boot ROM Setting

The default NIC boot ROM setting is Disabled. This setting must be enabled to boot from
the network.
To enable or disable the NIC boot ROM setting:
1Make sure that the NIC is installed and is connected to the network and that the NIC
driver is installed.
2Open the Windows Start menu.
3Select Programs, and then 3Com NIC Utilities.
NOTE: If you do not have a DOS-bootable diskette, see “Making a DOS-Bootable
Diskette” on page 15 for instructions.
NOTE: On the Configuration screen, when you choose the Auto Select setting for
Media Type, the setting for Duplex is automatically changed to Auto Select.
Selecting Auto Select for Duplex automatically changes the Media Type setting to
Auto Select.
NOTE: Note that any configuration change you make through the Windows 2000
Advanced tab overrides the same configuration setting made through the 3Com
NIC (Windows) Diagnostic program or the 3Com DOS Diagnostic program.
NOTE: Press Esc to return to a previous screen. If a secondary window is open,
press Esc to close the window.
NOTE: For detailed information on using, configuring, and troubleshooting the
MBA boot ROM, refer to the Managed PC Boot Agent User Guide, located with
the MBA software on the EtherCD.