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Table of Contents
Troubleshooting
Related Manuals for Lantronix SCS100
Summary of Contents for Lantronix SCS100
- Page 1 Distributed by: www.Jameco.com 1-800-831-4242 The content and copyrights of the attached material are the property of its owner. Jameco Part Number 1913725...
- Page 2 SCS100/200/400 User Guide Part Number 900-249 Revision B December 2003...
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Page 3: Copyright & Trademark
Copyright & Trademark © 2003, Lantronix. All rights reserved. No part of the contents of this book may be transmitted or reproduced in any form or by any means without the written permission of Lantronix. Printed in the United States of America. -
Page 4: Disclaimer & Revisions
Changes or modifications to this device not explicitly approved by Lantronix will void the user's authority to operate this device. -
Page 5: Table Of Contents
Protocol Support ______________________________________________________________ 1-2 2: The SCS100 ___________________________________________________ 2-1 Connectors __________________________________________________________________ 2-1 DB25 Connector Pinout_________________________________________________________ 2-2 LEDs _______________________________________________________________________ 2-2 Specifications of the SCS100 ____________________________________________________ 2-3 Power ___________________________________________________________________ 2-3 Temperature______________________________________________________________ 2-3 Humidity _________________________________________________________________ 2-3 Altitude __________________________________________________________________ 2-3 3: The SCS200 ___________________________________________________ 3-1... - Page 6 Front Panel_______________________________________________________________ 4-1 Side Panel _______________________________________________________________ 4-1 DB9 Serial Connector Pinouts____________________________________________________ 4-2 PC Card Slots ________________________________________________________________ 4-2 PC Card Slot _____________________________________________________________ 4-2 Power Connectors _____________________________________________________________ 4-2 Power Jack_______________________________________________________________ 4-2 Screw Block Power ________________________________________________________ 4-3 LEDs _______________________________________________________________________ 4-3 Specifications of the SCS400 ____________________________________________________ 4-4 Power ___________________________________________________________________ 4-4 Temperature______________________________________________________________ 4-4 Humidity _________________________________________________________________ 4-4...
- Page 7 Serial Breaks _____________________________________________________________ 6-7 Alternate Break Sequences __________________________________________________ 6-7 Modem Mode_________________________________________________________________ 6-8 Remote User Dial-Up __________________________________________________________ 6-9 Event Port Logging and Email Notification _________________________________________ 6-11 Creating an Email Site _____________________________________________________ 6-13 Dial-Out ISP Connection _______________________________________________________ 6-14 SSH Connections ____________________________________________________________ 6-15 Defining Supported SSH Connections _________________________________________ 6-15 Creating an AUTHORIZED_KEYS File ________________________________________ 6-16 Shared Key Authentication Process___________________________________________ 6-16...
- Page 8 Show Server______________________________________________________________ 7-6 8: Updating Software ______________________________________________ 8-1 Choosing the Right Software File _________________________________________________ 8-1 Obtaining Software ____________________________________________________________ 8-1 Via the Web ______________________________________________________________ 8-1 Via FTP _________________________________________________________________ 8-2 Reloading Software ____________________________________________________________ 8-2 EZWebCon Method ________________________________________________________ 8-2 FTP Method ______________________________________________________________ 8-2 Web Interface Method ______________________________________________________ 8-3 Command Line Methods ____________________________________________________ 8-3 Troubleshooting Flash ROM Updates ______________________________________________ 8-4...
- Page 9 10/100 Ethernet port for physical connections. The SCS200 and SCS400 provide added hardware functionality over the SCS100 with multiple serial ports and a PC card interface. The PC card interface allows these products to leverage current and future PC card technology such as 802.11 wireless, analog and cellular modems, and ATA storage...
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Page 10: 1: Introduction To The Scs Family
SCS100/200/400 User Guide 1: Introduction to the SCS Family Note: Using Menu/Connection Commands for information on how to send intentional breaks to connected equipment. Protocol Support The SCS supports the TCP/IP network protocol as well as: SSH, Telnet, and Rlogin for connections in and out of the SCS... -
Page 11: Connectors
This chapter describes the SCS100 connectors, pinouts, LEDs, and specifications. Connectors The SCS100 front panel has a male DB25 serial connector, as shown in the figure below. SCS100 Front Panel The SCS rear panel has an RJ45 Ethernet connector, a reset button, and a power connector, as shown in the figure below. -
Page 12: Db25 Connector Pinout
DB25 Serial Connector LEDs LEDs indicate serial port activity. The SCS100 has five LEDs on the top of the unit. A red LED during boot mode typically signals an error, but red LED patterns during normal operations do not signal an error. Refer to the following table for an understanding of LED... -
Page 13: Specifications Of The Scs100
SCS100/200/400 User Guide 2: The SCS100 Specifications of the SCS100 Power Power Cube Adapter input 120 VAC US; 100-240 VAC International output regulated 5 VDC at 700 mA DC power input regulated 5 VDC Current 800 mA @ 5 V Power consumption 4.0 Watts max. - Page 14 This chapter describes the SCS200 connectors, pinouts, LEDs, and specifications. Connectors The SCS200 front panel features a male DB9 serial connector, a male DB25 serial connector, and a reset button. SCS200 Front Panel DB9 Serial Port Reset Button The SCS200 rear panel has an RJ45 Ethernet connector, a power connector, and a PC card interface.
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Page 15: 3: The Scs200
SCS100/200/400 User Guide 3: The SCS200 Note: The Reset button returns the SCS to its factory default configuration when you press and hold it during the power-up and boot process. Resetting to factory default will enable DHCP. Serial Connector Pinouts RS-232/RS-485 DB25 Connector The DB25 connector provides a dual RS-232/RS-485 DTE serial port. -
Page 16: Leds
SCS100/200/400 User Guide 3: The SCS200 LEDs LEDs indicate serial port and PC card activity. The SCS200 has five LEDs on the top of the unit. A red LED during boot mode typically signals an error, but red LED patterns during normal operations do not signal an error. -
Page 17: Specifications Of The Scs200
SCS100/200/400 User Guide 3: The SCS200 Specifications of the SCS200 Power Power Cube Adapter input 120 VAC US; 100-240 VAC International output 12 VDC DC power input 7-24 VDC Current 1A @ 12 V max. with PC card Power consumption 12 Watts max. -
Page 18: Connectors
The chapter describes the SCS400 connectors, LEDs, and specifications. Connectors Front Panel The SCS400 front panel has four DB9 serial port connectors and an RJ45 Ethernet connector. SCS400 Front Panel Side Panel The SCS400 side panel has a reset button, two PC Card Slots, and two power connectors. -
Page 19: Db9 Serial Connector Pinouts
SCS100/200/400 User Guide 4: The SCS400 Note: The Reset button return s the SCS to its factory default configuration when you press and hold it during th e power-up and boot process. Resetting to factory default will enable DHCP. DB9 Serial Connector Pinouts The following figure shows the pin connections of the SCS400 DB9 RS-232 connector. -
Page 20: Screw Block Power
SCS100/200/400 User Guide 4: The SCS400 Screw Block Power The SCS400 also has a 9-30 VDC screw block power jack. Screw Block Power Shield ground LEDs LEDs indicate serial port and PC card activity. The SCS400 has eight LEDs on the top of the unit. -
Page 21: Specifications Of The Scs400
SCS100/200/400 User Guide 4: The SCS400 SCS400 PCC1 and PCC2 Card LED Functions 802.11 Cards ATA Cards Modem Cards Not lit No card in slot No card inserted No card inserted Green solid Ready Ready Ready Negotiating settings Green blinking... -
Page 22: Connecting The Scs
This chapter covers all of the steps needed to get the SCS online and working. EZWebCon is the preferred method for initial configuration, but this chapter also explains alternative methods such as the command line interface. The full command set is discussed in the SCS Reference Manual. -
Page 23: Assigning An Ip Address
SCS100/200/400 User Guide 5: Installation Confirm the following: a) The green Power LED lights up immediately. b) After a few seconds, the green Link LED lights up. c) After about 30 seconds, the green OK LED blinks green every two seconds. - Page 24 SCS100/200/400 User Guide 5: Installation Select the Assignment Method Select Assign Specific IP and click Next. The Assign address – IP Settings window displays. Enter IP Settings Enter the IP-related settings: a) For IP Address, enter the desired IP address.
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Page 25: Dhcp Method
SCS100/200/400 User Guide 5: Installation Assign IP Click the Assign IP... button. Wait for instructions from EZWebCon. For assistance once EZWebCon is running, refer to EZWebCon's online help. DHCP Method If DHCP is enabled on the SCS, the SCS will accept an IP address, gateway address, and subnet mask from a DHCP host. -
Page 26: Arp And Ping Method
SCS100/200/400 User Guide 5: Installation Reboot the SCS for the IP address to take effect. If the SCS encounters an Ethernet network problem while booting, it sends an alert message to port and waits ten seconds to detect serial port activity before attempting to finish booting. -
Page 27: Bootp Or Rarp Reply Method
SCS100/200/400 User Guide 5: Installation With the ARP method, the SCS does not save the learned IP address permanently. This procedure is just a temporary measure to enable a web browser or allow an administrator to Telnet into the SCS. Once logged in, the administrator can enter the Define IP IPaddress command to make the address permanent. -
Page 28: Configuring The Scs
SCS100/200/400 User Guide 5: Installation Configuring the SCS Once you have assigned the IP address, you can configure your SCS using any of the methods discussed below: EZWebCon Method If you have just assigned the IP address using EZWebCon, you may want to continue using EZWebCon to launch the web browser interface for SCS configuration. - Page 29 SCS100/200/400 User Guide 5: Installation Server Configuration Window Select a link from the left navigation column to configure the SCS. The root (privileged) level authorization window displays. Root Level Authorization...
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Page 30: Web Browser Method
Enter the login password. The default login password is access. Until authentication is configured and users are added, any username works. Forming a Telnet Connection %telnet 192.0.1.88 7000 #access (not echoed) Lantronix SCS Version n.n/n (yymmdd) Type Help at the ‘Local>’ prompt for assistance. Enter Username> Command Line Method To monitor or configure the SCS via a terminal, attach a terminal to the serial (console port) and press Enter. -
Page 31: 6: Application Setup
The SCS console server allows you to remotely manage devices and equipment from anywhere on the network or from a remote dial-in through an attached modem. To use the SCS as a console server, connect its serial ports to the serial console/management ports of equipment such as UNIX servers, PBX switches, routers, network switches, or other similar devices. -
Page 32: Login Banner Pages
SCS100/200/400 User Guide 6: Application Setup Login Banner Pages Banner Pages allow you to display text messages to users before and after authentication. Banner text information is taken from two files named prelogin.txt and postlogin.txt stored in the /ram or /flash directory on the SCS. The SCS does not store or display files stored in the /ram directory after rebooting. -
Page 33: Creating The Menu
SCS100/200/400 User Guide 6: Application Setup For a single global menu, the system administrator defines menus using the menu configuration web page. For multiple, group, or nested menus, the system administrator defines menu text files and uploads them to the SCS. For more information on defining menus, see the SCS Reference Manual. -
Page 34: Using Menu/Connection Commands
SCS100/200/400 User Guide 6: Application Setup Connect to a device attached to the SCS with a Connect Local Port command. The port is the port name listed in the SCS, such as port_2. Connect Local Menu Entry Access a local service on the SCS with a general SCS command. -
Page 35: Enabling Menu Mode For A Port
SCS100/200/400 User Guide 6: Application Setup Using Hot Keys The SCS has default hot keys defined for Telnet connections to a port or from the menu. To change the default hot key; see the SCS Reference Manual. Ctrl+L Allows you to jump back to the menu from a port connection. -
Page 36: Using The Menu
SCS100/200/400 User Guide 6: Application Setup Serial Port Page Click the Configure link next to the desired serial port. Check the Menu checkbox. Enabling Menu Mode Click the Update Port Settings button. If desired, enable menu mode on other ports by repeating these steps. -
Page 37: Break Sequences
When you log into a port with menu mode enabled, you are presented with an initial login screen. Login Screen Lantronix SCSxx Version B3.6/3 (000400) Type HELP at the 'Local> ' prompt for assistance. Username> Enter your user name (in this case, user) and press Enter. -
Page 38: Modem Mode
SCS100/200/400 User Guide 6: Application Setup The table below shows some examples to help you understand how the SCS handles breaks. Examples of Alternate Break Sequences Then The AltBreak sequence returns the The serial port is set to user to a local (SCS) command... -
Page 39: Remote User Dial-Up
SCS100/200/400 User Guide 6: Application Setup Command Function Bit 0 sets response type: 0 = numeric responses ATVx 1 = text responses (default) Bit 1 sets response to unknown AT commands: 0 = do not accept unknown AT commands 1 = do accept unknown AT commands (default) - Page 40 SCS100/200/400 User Guide 6: Application Setup Creating a User Account To configure an external serial modem, attach the modem to one of the serial ports and follow these steps: a) Click the Modem link. b) Click the Configure link for the port with the attached modem.
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Page 41: Event Port Logging And Email Notification
SCS100/200/400 User Guide 6: Application Setup a) Click the Modems or Back to Modems link. b) Enter the IP pool address range for remote users. Note: The IP pool range must be in the same subnet range as the SCS IP address and cannot be used by any other device on the network. - Page 42 SCS100/200/400 User Guide 6: Application Setup Serial Port Settings Enable port logging (also referred to as serial logging) by changing the Serial Log Size from 0 to any number between 1 and 250 Kbytes. Enabling Serial Logging and Email Events This setting creates a log file on the /ram disk in the format /ram/Port_xx.log where...
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Page 43: Creating An Email Site
SCS100/200/400 User Guide 6: Application Setup Creating an Email Site Once port buffering is enabled, configure an email site for that port. An email site contains the information necessary to generate and send an email message at any system crash. -
Page 44: Dial-Out Isp Connection
SCS100/200/400 User Guide 6: Application Setup Configuring an Email Site Click the Update button to save changes. Dial-Out ISP Connection In some cases, you may require the SCS to connect to an ISP to access email or the Internet. You can configure the SCS to automatically connect to an ISP and accept a dynamically assigned IP address from the ISP. -
Page 45: Ssh Connections
SCS100/200/400 User Guide 6: Application Setup Configuring a Dial-Out ISP Connection Click the Update button. The default route is now set to site outgoing. Note: Local Ethernet routes are not be used. To share an ISP connection with the local LAN, Network Address Translation (NAT) must be used. For more information on SCS IP routing and NAT, see the SCS Reference Manual. -
Page 46: Creating An Authorized_Keys File
SCS100/200/400 User Guide 6: Application Setup In conjunction with the Set/Define SSH Mode command, you can use the following parameters: SSH Parameters Effect Parameter Incoming (host to SCS) Outbound (SCS to host) SCS only connects using SSHv1 V1ONLY SCS offers only SSHv1 connections... -
Page 47: Setting Up Rsa Shared Key Authentication (For Sshv1)
SCS100/200/400 User Guide 6: Application Setup The SCS checks to see if this user’s identity key is listed in the AUTHORIZED_KEYS (or AUTHORIZED_KEYS2) file on the SCS. If the user’s identity key is not listed in the AUTHORIZED_KEYS file on the SCS, then the authentication attempt fails. -
Page 48: Setting Up Dsa Shared Key Authentication (For Sshv2)
SCS100/200/400 User Guide 6: Application Setup Username> Username/Password Authentication Setup New authentication keys are generated within a few minutes based on the list of authorized user public keys. A file called host_rsa_key contains the authorized users’ private identity keys. A file called host_rsa_key.pub contains the authorized users’... -
Page 49: Forming Ssh Incoming Connections (Unix And Non-Unix)
SCS100/200/400 User Guide 6: Application Setup Authenticated User from Unix (OpenSSH) sshuser@UNIXHOST /# ssh -l sshuser 172.19.21.51 The authenticity of host '172.19.21.51 (172.19.21.51)' can't be established. RSA1 key fingerprint is e8:9b:7f:ee:9d:58:47:88:2e:72:a3:61:84:67:d0:d1. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added '172.19.21.51' (RSA1) to the list of known hosts. -
Page 50: Security Enhancements
IP network to the serial ports on your SCS. The Com Port Redirector works in the background. The Com Port Redirector software and installation instructions are included on the distribution CD-ROM or from the Lantronix web site at: ftp://ftp.lantronix.com/pub/redirector 6-20... -
Page 51: Technical Support
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. -
Page 52: Power-Up Troubleshooting
Problem situations and error messages are listed in the table below. If you cannot find 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. Problems and Error Messages... -
Page 53: Bootp Troubleshooting
SCS100/200/400 User Guide 7: Troubleshooting BOOTP Troubleshooting If the BOOTP request is failing and you have configured your host to respond to the request, check these areas: BOOTP Troubleshooting Area to Check Explanation BOOTP is in your system's BOOTP must be an uncommented line in /etc/services. -
Page 54: Boot Prompt Commands
SCS100/200/400 User Guide 7: Troubleshooting Boot Prompt Commands If the Boot> prompt appears on the serial console instead of the Local> prompt, one of two things may be wrong. Either the SCS does not have enough information to boot, or the network or flash reloading procedure has failed. -
Page 55: Init 451
SCS100/200/400 User Guide 7: Troubleshooting Init 451 Reboots the SCS after it has been configured. If the SCS can find and load the specified software loadfile, it restarts itself with full functionality. If the loadfile is not found, the SCS attempts to reload continuously. -
Page 56: Show Server
SCS100/200/400 User Guide 7: Troubleshooting Show Server Use this command when issuing other commands to view the current SCS setup. -
Page 57: Choosing The Right Software File
Flash ROM by downloading a new version of the operational software. Obtaining Software You can obtain a current firmware file and release notes for the SCS from the Lantronix web site (www.lantronix.com) or by using anonymous FTP (ftp.lantronix.com). -
Page 58: Via Ftp
8: Updating Software Via FTP The SCS software resides on the Lantronix FTP server (ftp.lantronix.com). Most of these files are binary data, so the binary option must be used to transfer the files. All released files are in the pub directory. Always download the README file in the pub directory before downloading anything else;... -
Page 59: Web Interface Method
SCS100/200/400 User Guide 8: Updating Software Web Interface Method This method requires an external TFTP server. You can obtain one for Windows from the Lantronix web site. Open your web browser and enter the IP address of the SCS in the URL field. -
Page 60: Troubleshooting Flash Rom Updates
SCS100/200/400 User Guide 8: Updating Software Note: For instructions on how to log into the SCS to enter these commands, see Installation. The path and filename are case-sensitive and must be enclosed in quotation marks. When attempting to boot across an IP router, configure the router to proxy-ARP for the SCS. -
Page 61: Conformity Information
(according to ISO/IEC Guide 22 and EN 45014) Manufacturer’s Name & Address: Lantronix 15353 Barranca Parkway, Irvine, CA 92618 USA Declares that the following product: Product Name & Model: Secure Console Server SCS100, SCS200, and SCS400 Conforms to the following standards or other normative documents: Safety: EN60950:... -
Page 62: Warranty
Lantronix, freight prepaid. Upon verification of warranty, Lantronix will -- at its option -- repair or replace the product and return it to the customer freight prepaid. If the product is not under warranty, the customer may have Lantronix repair the unit on a fee basis or return it.
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