Lantronix Micro Embedded Integration Kit (EIK) - User Guide - Page 42

Troubleshooting, Problems and Error Messages

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7: 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 be displayed. When troubleshooting, always ensure that the physical connections (power cable, network cable, and serial cable) are secure. Note: Some unexplained errors might be caused by duplicate IP addresses on the network. Make sure that your unit's IP address is unique. When troubleshooting the following problems, make sure that the device server is powered up. Confirm that you are using a good network connection. Problems and Error Messages Table 7-1 - Problems and Error Messages Problem/Message Reason Solution When you issue the ARP -S The currently logged-in user command in Windows, the ARP does not have the correct rights entry addition failed: 5 message to use this command on this PC. displays. Have someone from your IT department log you in with sufficient rights. When you attempted to assign an IP address to the device server via the ARP method, the Press Enter to go into Setup Mode error (described below) displayed. Now when you Telnet to the device, the connection fails. When you Telnet into port 1 on Telnet back into Port 1. Wait for it the device server, you are only to fail, then Telnet to port 9999 assigning a temporary IP again. Make sure you press Enter address. When you Telnet into quickly. port 9999 and do not press Enter quickly, the device server will reboot, causing it to lose the IP address. When you Telnet to port 9999, the message Press Enter to go into Setup Mode displays. However, nothing happens when you press Enter, or your connection is closed. You did not press Enter quickly enough. You only have 5 seconds to press Enter before the connection is closed. Telnet to port 9999 again, but press Enter as soon as you see the message Press Enter to go into Setup Mode. When you Telnet to port 1 to assign an IP address to the device server, the Telnet window does not respond for a long time. You may have entered the Ethernet address incorrectly with the ARP command. Confirm that the Ethernet address that you entered with the ARP command is correct. The Ethernet address may only include numbers 0-9 and letters A-F. In Windows and usually in Unix, the segments of the Ethernet address are separated by dashes. In some forms of Unix, the Ethernet address is segmented with colons. Embedded Integration Kit User Guide 1

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Embedded Integration Kit User Guide
1
7: 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 be displayed. When
troubleshooting, always ensure that the physical connections (power cable, network
cable, and serial cable) are secure.
Note:
Some unexplained errors might be caused by duplicate IP addresses on the
network. Make sure that your unit's IP address is unique.
When troubleshooting the following problems, make sure that the device server is
powered up. Confirm that you are using a good network connection.
Problems and Error Messages
Table 7-1 - Problems and Error Messages
Problem/Message
Reason
Solution
When you issue the
ARP –S
command in Windows, the
ARP
entry addition failed: 5
message
displays.
The currently logged-in user
does not have the correct rights
to use this command on this PC.
Have someone from your IT
department log you in with
sufficient rights.
When you attempted to assign
an IP address to the device
server via the ARP method, the
Press Enter to go into Setup
Mode
error (described below)
displayed. Now when you
Telnet to the device, the
connection fails.
When you Telnet into 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 will
reboot, causing it to lose the IP
address.
Telnet back into Port 1. Wait for it
to fail, then Telnet to port 9999
again. Make sure you press
Enter
quickly.
When you Telnet to port 9999,
the message
Press Enter to go
into Setup Mode
displays.
However, nothing happens
when you press
Enter
, or your
connection is closed.
You did not press
Enter
quickly
enough. You only have
5
seconds to press
Enter
before
the connection is closed.
Telnet to port 9999 again, but
press
Enter
as soon as you see
the message
Press Enter to go
into Setup Mode
.
When you Telnet to port 1 to
assign an IP address to the
device server, the Telnet
window does not respond for a
long time.
You may have entered the
Ethernet address incorrectly with
the ARP command.
Confirm that the Ethernet address
that you entered with the ARP
command is correct. The Ethernet
address may only include
numbers 0-9 and letters A-F. In
Windows and usually in Unix, the
segments of the Ethernet address
are separated by dashes. In some
forms of Unix, the Ethernet
address is segmented with
colons.