10: Troubleshooting
WiPort® NR Embedded Device Server User Guide
69
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.
Your currently logged-in user
does not have the right to use
this command on this PC.
Have someone from your IT
department log you in with
sufficient rights.
When you attempt to assign an IP
address to the unit by the ARP
method and Telnet to the device
server through port 1, the
connection fails.
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.
Telnet back to Port 1. Wait for it to
fail, then Telnet to port 9999
again. Make sure you press
Enter
within 5 seconds.
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.
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
Press Enter to go into Setup
Mode
message.
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.
The IP address you are trying to
assign is not on your logical
subnet.
Confirm that your PC has an IP
address and that it is in the same
logical subnet that you are trying
to assign to the device server.
The device server may not be
plugged into the network
properly.
Make sure that the Link LED is lit.
If the Link LED is not lit, then the
device server is not properly
plugged into the network.
When you try to assign an IP with
DeviceInstaller, you get the
following message:
No response from device!
Verify the IP, Hardware
Address and Network Class.
Please try again
.
The cause is most likely one of
the following:
The Hardware address you
specified is incorrect.
The IP address you are trying to
assign is not a valid IP for your
Double-check the parameters that
you specified.
Note:
You cannot assign an IP
address to a device server
through a router
.
