Changing General NIC Configuration Settings 59
Changing General NIC Configuration Settings
Before you configure the NIC, make sure that:
■ The NIC is installed in the PC and is connected to 
the network.
■ The network driver is installed.
■ The 3Com NIC Diagnostics program is installed.
To change the NIC general configuration settings, such as 
network driver optimization, duplex mode, and media type:
1 Open the Windows Start menu.
2 Select Programs, and then 3Com NIC Utilities.
3 Click 3Com NIC Doctor.
The 3Com NIC Diagnostics General screen appears.
3Com Configuration 
and Diagnostics 
program for DOS 
Configure the NIC locally using 
the 3Com Configuration and 
Diagnostics program for DOS:
1 Reboot the PC using a 
DOS-bootable diskette.
2 Insert the EtherCD in the PC.
3 Enter at the DOS prompt:
d:\3c90xcfg.exe
See the DOSDIAG.TXT file located in 
the HELP directory on the EtherCD 
for more information.
Customers running Japanese DOS 
must switch to U.S. mode DOS 
before running this program.
DOS, 
Windows NT 3.51, 
Windows 3.x, or 
Windows for 
Workgroups
DMI 2.0 or 2.0s  Configure the NIC remotely using 
the 3Com DMI Agent software.
See Appendix 
C, “Installing the 
3Com DMI Agent” for more 
information.
3Com DMI Agent and 
a DMI-compatible 
browser or a network 
management 
application that 
supports DMI 2.0 
or 2.0s
Method Description Requirement(s)
book  Page 59  Thursday, July 29, 1999  12:23 PM