Chapter 13: Troubleshooting and Technical Support

 

Problem/Message

 

 

Reason

 

 

Solution

 

 

 

 

 

 

 

 

When you Telnet to port 1 to

 

You may have entered the

 

Confirm that the Ethernet

 

assign an IP address to the device

 

Ethernet address

 

address that you entered with

 

server, the Telnet window does

 

incorrectly with the ARP

 

the ARP command is correct.

 

not respond for a long time.

 

command.

 

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 by 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 not

 

Make sure that the Link LED is

 

 

 

 

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 with

 

The cause is most likely

 

Double-check the parameters

 

DeviceInstaller, you get the

 

one of the following:

 

that you specified.

 

following :

 

The hardware address

 

Note: You cannot assign an IP

 

 

 

 

 

 

"No response from device!

 

you specified is incorrect.

 

address to a device server

 

Verify the IP, Hardware

 

 

 

 

through a router.

 

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 using

 

something covered in the

 

problem above. Confirm that

 

the serial port, you get no

 

previous problem, or

 

Caps Lock is not on.

 

response.

 

possibly, you have Caps

 

 

 

 

 

 

 

Lock on.

 

 

 

XPress DR+ User Guide

100

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Lantronix 900-422 manual Troubleshooting and Technical Support
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900-422 specifications

The Lantronix 900-422 is a robust industrial device used primarily for remote access and management applications. Known for its reliability and versatility, this product caters to a variety of sectors, including telecommunications, manufacturing, and energy management.

One of the standout features of the Lantronix 900-422 is its ability to provide secure remote management capabilities. With built-in support for secure protocols like SSH and SSL, users can confidently access and control devices over the internet while ensuring data integrity and confidentiality. This security is crucial for applications where sensitive information is transmitted.

The device is equipped with a versatile multi-port serial connectivity option. With support for multiple serial communication protocols, including RS-232 and RS-485, the 900-422 can seamlessly interface with various types of industrial equipment and sensors. This adaptability enhances its usability in diverse environments and tasks, from monitoring weather stations to managing industrial machines.

Another significant characteristic of the Lantronix 900-422 is its compact and rugged design, making it suitable for installation in harsh industrial settings. Its durable exterior is resistant to dust and moisture, ensuring that it maintains performance even in challenging conditions.

The device also features an intuitive web-based interface, simplifying configuration and management. With this graphical user interface, users can quickly set up the device, manage settings, and monitor connected devices, all from a centralized location. This ease of use significantly reduces the time and effort needed for system administrators to maintain their networks.

Additionally, the Lantronix 900-422 is equipped with advanced monitoring and diagnostic tools. Users can track performance metrics and receive alerts for potential issues, enabling proactive maintenance and reducing downtime. The combination of real-time monitoring and remote access capabilities allows organizations to streamline their operations and respond swiftly to any anomalies.

Overall, the Lantronix 900-422 stands out as a reliable solution for remote device access and management. Its blend of security, versatility, and user-friendly features ensures that it meets the diverse needs of modern industrial applications, making it an essential tool for any organization looking to enhance operational efficiency and reliability.
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