Lantronix MSS100, 1-T2 manual Troubleshooting, Problems and Error Messages

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Troubleshooting

Problems and Error Messages

B - Troubleshooting

This Appendix discusses how to diagnose and Þx errors quickly yourself without having to contact a dealer or Lantronix. It will help to connect a terminal to the serial port while diagnosing an error to view any summary messages that will be displayed.

NOTE: When troubleshooting, always ensure that the physical connections (power cable, network cable, and serial cable) are secure.

NOTE: Some unexplained errors may be caused by duplicate IP addresses on the network. Make sure that your MSS IP address is unique.

B.1 Problems and Error Messages

Problem situations and error messages are listed in Table -B-1. If you cannot Þnd an explanation for your problem, try to match it to one of the other errors. If you cannot remedy the problem, contact your dealer or Lantronix Technical Support.

Table B-1:Problems and Error Messages

Problem/Message

Error

Remedy

 

 

 

 

 

 

The MSS is connected

The unit or its power supply

Contact your dealer or Lantronix

to a power source,

is damaged.

Technical Support for a

but there is no LED

 

replacement.

activity.

 

 

The MSS is unable to

This generally indicates a

Note the blinking LED and its

complete power-up

hardware fault. Either the

color, then contact your dealer or

diagnostics.

OK or Serial LED will be

Lantronix Technical Support. The

 

solid red for three seconds,

MSS will not be operational until

 

followed by one second of

the fault is Þxed.

 

another color.

 

 

 

 

B - 1

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Contents Serial Server Installation Guide Part Number Contents Contact Information Troubleshooting Pinouts Iii Page Introduction Protocols TermsConfiguration SoftwareConfiguration Introduction MSS Components InstallationMSS LEDs InstallationInstallation Power-up Diagnostics 4Pinging the MSS Is It Working?Page Getting Started Using an ARP Entry and the Ping Command Using EZWebConIP Address Configuration 1Entering ARP and Ping Unix Using the Serial Console Using a DHCP, BOOTP, or Rarp ReplyControlling Incoming Logins Incoming LoginsEZWebCon Login and Configuration Other Incoming TCP/IP Logins Serial Port LoginsIncoming LAT Logins RloginStarting Outbound Connections Remote Console LoginsTelnet 2 SPX Logout3 LAT System Passwords Command SetPrivileged Password Basic ConfigurationProtocol Configuration Login Password1 TCP/IP Parameters 2 IPX/SPX Parameters LAT Parameters Serial Port ConfigurationBasic Configuration Serial Port Configuration Change Preferred SPX None Otherwise, only Telnet console port connections are possible Page Incoming Connections Using the MSSSocket Connections 1.1 TCP/IP Socket Connections LAT Connections1.2 IPX/SPX Socket Connections 4Reducing Flow Control Host ApplicationsInteractive Connections Local SwitchCode Examples Session Control8DeÞning Switches Backward and Forward SwitchesDisconnect and Resume Outgoing ConnectionsSession Limits 2.3 SPX 10Connecting with Rlogin2.4 LAT 12Connecting to a ServiceStatus Displays Show Services Show Server CharacteristicsShow Server Counters Show SessionsMssb Emulating a Direct Serial ConnectionMultihost Mode 15Setting the MSS for Multihost Mode 1 Configuring Multihost ModeMultihost Mode Using the MSS Contact Information LANtronix Problems and Error Messages TroubleshootingTable B-1Problems and Error Messages, Etc/services Þle? Bootp TroubleshootingEntering Commands at the Boot Prompt Tftp TroubleshootingFigure B-1BCP Command Examples Entering Commands at the Boot Prompt Troubleshooting Modem Configuration Checklist Page RJ-45 Connector DB25 ConnectorPinouts DSR Data Signal Ready versus CD Carrier Detect Modem WiringDTR Data Terminal Ready Obtaining New Software Updating SoftwareVia FTP Figure D-1Lantronix FTP Session Via a ModemUpdating Software Reloading MSS Software Reloading MSS SoftwareNetWare Figure D-3Reloading Flash ROM using NetWare3 MOP 2 TCP/IPTftp Troubleshooting Flash ROM UpdatesTemperature Limitations Power SpecificationsSpecifications Relative Humidity LimitationsPage Warranty Statement EMC Declaration of ConformityIndex-i IndexIndex-ii Loadhost 4-3, 5-9, B-6Index-iii Telnet 1-4, 5-1