RIO Remote I/O System User Guide
SCO UnixWare troubleshooting
Page 290
SCO UnixWare troubleshooting
This section includes the following;
•Using the Port Diagnostics facility on page 290
•SCO UnixWare Error Messageson page 299

Using the Port Diagnostics facility

The Config.rio utility includes an online port diagnost ics facility which allows you to
investigate port failures and misbehaviour while the s ystem is running. The port diagnostics
facility allows you to run the following tests:
This section includes the following;
•General procedure for using Port Diagnostics on page 291
•Selecting the RTA and port to teston page 292
•Performing the send data to port test on page 295
•Performing the loopback test on a port on page 297
Test Description
Send data to port Data is written to the port to check output.
External loopback Sends and receives data on the port then
compares the received data with what was sent.