Table of Contents
Advertisement
Appendix C
Troubleshooting and Common Questions
Common Questions
Windows 2000/NT 4.0
ENET-232 and ENET-485 Series User Manual
Ethernet straight-through cable if the serial device server is connected
to a network hub.
•
Check that the serial device server is connected to the network and the
LINK LED is lit.
•
Verify that the hostname is correctly entered in the DNS table. For
more information, refer to the
Hostname
topic, earlier in this appendix.
•
If the serial device server is located on a different subnet, refer to the
Cannot Communicate with Devices Located on Other Subnets
earlier in this appendix.
VI_ERROR_RSRC_BUSY
This error message occurs if the serial device server is unable to process a
diagnostics command. The most likely cause of this problem is that a serial
port is open by another user or application. Close all serial ports and run
the diagnostics program again. All serial ports are closed if all port LEDs
are off.
How can I determine which type of serial hardware I have installed?
(Windows 2000)
To display a list of all installed communication ports,
right-click My Computer, and select Properties. Under the Hardware
tab, select Device Manager. All installed serial ports are listed under
Ports.
(Windows NT)
To display a list of all installed communication ports, select
Start»Settings»Control Panel»Ports. To display a list of installed
National Instruments serial ports, select Start»Settings»Control Panel»
NI Ports.
How can I determine which version of the serial server software I have
installed?
The
file included with the serial server software for
Readme.txt
Windows 2000/NT gives the version of the software. To open the file, select
Start»Programs»National Instruments Serial Server»Readme.txt.
Cannot Access Device When Using
C-8
topic,
ni.com
Advertisement
Table of Contents
