12: Troubleshooting; Problems And Error Messages - Lantronix XPort Direct+ User Manual

12: Troubleshooting

This chapter discusses how you can diagnose and fix errors quickly without having to
contact a dealer or Lantronix. It helps to connect a terminal to the serial port while
diagnosing an error to view summary messages that may display. When
troubleshooting, always ensure that the physical connections (power cable, network
cable, and serial cable) are secure.
Note:
network. Make sure that your unit's IP address is unique.
When troubleshooting the following problems, make sure that the XPort Direct+ is
powered up. Confirm that you are using a good network connection.

Problems and Error Messages

Problem/Message
When you issue the ARP –S
command in Windows, the "ARP
entry addition failed: 5" message
displays.
When you attempt to assign an
IP address to the unit by the
ARP method, the "Press Enter to
go into Setup Mode" error
"(described below) message
displays. Now when you Telnet
to the device server, the
connection fails.
When you Telnet to port 9999,
the "Press Enter to go into Setup
Mode" message displays.
However, nothing happens when
you press Enter, or your
connection is closed.
XPort Direct+ User Guide
Some unexplained errors might be caused by duplicate IP addresses on the
Reason
Your currently logged-in
user does not have the
correct rights to use this
command on this PC.
When you Telnet to port
1 on the device server,
you are only assigning a
temporary IP address.
When you Telnet into
port 9999 and do not
press Enter quickly, the
device server reboots,
causing it to lose the IP
address.
You did not press Enter
quickly enough. You
only have 5 seconds to
press Enter before the
connection is closed.
Solution
Have someone from your IT
department log you in with
sufficient rights.
Telnet back to Port 1. Wait for
it to fail, then Telnet to port
9999 again. Make sure you
press Enter quickly.
Telnet to port 9999 again, but
press Enter as soon as you
see the "Press Enter to go into
Setup Mode" message.
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