12: Troubleshooting

 

 

 

 

 

 

 

Problem/Message

Reason

Solution

 

 

 

 

 

 

 

When you Telnet to port 1 to

You may have entered

Confirm that the Ethernet

 

 

assign an IP address to the

the Ethernet address

address that you entered with

 

 

device server, the Telnet

incorrectly with the ARP

the ARP command is correct.

 

 

window does not respond for a

command.

The Ethernet address may only

 

 

long time.

 

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

Confirm that your PC has an IP

 

 

 

trying to assign is not on

address and that it is in the

 

 

 

your logical subnet.

same logical subnet that you

 

 

 

 

are trying to assign to the

 

 

 

 

device server.

 

 

 

 

 

 

 

 

The device server may

Make sure that the Link LED is

 

 

 

not be plugged into the

lit. If the Link LED is not lit, then

 

 

 

network properly.

the device server is not

 

 

 

 

properly plugged into the

 

 

 

 

network.

 

 

When you try to assign an IP

The cause is most likely

Double-check the parameters

 

 

with DeviceInstaller, you get

one of the following:

that you specified.

 

 

the following :

 

Note: You cannot assign an IP

 

 

 

The hardware address

address to a device server

 

 

"No response from device!

you specified is incorrect.

through a router.

 

 

Verify the IP, Hardware

 

 

 

 

Address and Network Class.

The IP address you are

 

 

 

Please try again."

trying to assign is not a

 

 

 

 

valid IP for your logical

 

 

 

 

subnet.

 

 

 

 

You did not choose the

 

 

 

 

correct subnet mask.

 

 

 

The device server is not

The most likely reason is

The serial settings for the serial

 

 

communicating with the serial

the wrong serial settings

device and the device server

 

 

device to which it is attached.

were chosen.

must match. The default serial

 

 

 

 

settings for the device server

 

 

 

 

are RS-232, 9600 baud, 8

 

 

 

 

character bits, no parity, 1 stop

 

 

 

 

bit, no flow control.

 

 

When you try to enter the setup

The issue is most likely

Double-check everything in the

 

 

mode on the device server

something covered in the

problem above. Confirm that

 

 

using the serial port, you get no

previous problem, or

Caps Lock is not on.

 

 

response.

possibly, you have Caps

 

 

 

 

Lock on.

 

 

xPico User Guide

74

Page 74
Image 74
Lantronix 900-618 manual Caps Lock is not on, Lock on