Re-install the network driver – NEC Express 5800/230Eh User Manual
Page 329

Installing Windows Server 2003 E-15
Also, add or delete any protocols and services if necessary.
You can operate the process on the property dialog box for local area network which can be
appeared from [Network and Dial-up Connection].
NOTE:
We recommend you to add [Network Monitor] at [Adding
Services]. [Network Monitor] can monitor the frame (or the packet) that
the computer installing [Network Monitor] sends or receives. This tool
is valuable when analyzing network trouble. For information on how to
install the tool, see the "Setup for Trouble Process" later in this
document.
Re-install the Network Driver
The network driver will be installed automatically.
See
"Optional Network Board Driver" in Chapter 5 for re-install the Optional Network Board
Driver.