58 CHAPTER 5: CONFIGURING THE NIC
Configuration Methods
The NIC can be configured using any of the methods listed 
in the table below.
Boot PROM  Enables or disables the NICs boot ROM (if a boot 
ROM is installed on the NIC). 
■ Enabled
■ Disabled
Media Type Determines the type of media your network is using. 
■ Auto Select allows the NIC to automatically 
select the Media Type for you. 
■ If you set the NIC Duplex setting to 
Auto Select, the Media Type is automatically 
set to Auto Select.
■ If you set the NIC Duplex setting manually, you 
must set the Media Type setting manually.
■ Auto Select
■ 10BASE-T 
(10Mb/s)
■ 100BASE-TX 
(100Mb/s)
■ AUI
■ BNC
■ 100BASE-FX
■ 10BASE-FL
Option Description  Settings 
This chapter describes how to configure the NIC using 
the 3Com NIC Diagnostics program for Windows. For 
instructions on using the other two methods, see the file 
or appendix mentioned in the table.
Method Description Requirement(s)
3Com NIC 
Diagnostics program 
for Windows
Configure the NIC locally using 
the 3Com NIC Diagnostics program 
for Windows:
1 Make sure that the 3Com NIC 
diagnostics program is installed.
See “Installing the 3Com NIC 
Diagnostics Program” in 
Chapter 
3 for instructions.
2 Open the Windows Start menu.
3 Select Programs, and then 
3Com NIC Utilities.
4 Click 3Com NIC Doctor.
Windows 98, 
Windows 95, or 
Windows NT 4.0
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book  Page 58  Thursday, July 29, 1999  12:23 PM