Instruction/ maintenance manual of the product SCS400-12 Lantronix
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Part Number 900-249 Revision B December 2003 SCS100/200/400 User Guide.
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. Ethernet is a trademark of XEROX Corporati on.
Disclaimer & Revisions Operation of this equipment in a residential ar ea is likely to cause interference in which case the user, at his or her own expense, will be required to take whatever measures may be required to correct the interference.
Contents Copyright & Trademark ____________________________________________________________i Contacts _______________________________________________________________________i Disclaimer & Revi.
Front Panel _______________________________________________________________ 4-1 Side Panel _______________________________________________________________ 4-1 DB9 Serial Connector Pinouts ____________.
Serial Breaks _____________________________________________________________ 6-7 Alternate Break Sequences __________________________________________________ 6-7 Modem Mode ____________________________.
Show Server ______________________________________________________________ 7-6 8: Updating Software ______________________________________________ 8-1 Choosing the Right Software File ________________.
1 1 : : I I n n t t r r o o d d u u c c t t i i o o n n t t o o t t h h e e S S C C S S F F a a m m i i l l y y The Lantronix SCS family of Secure Cons ole Servers enables IT professionals to remotely and securely configure and administer servers, routers, switches, telephone equipment, or other devices equipped with a serial port.
SCS100/200/400 Use r Guide 1: Introduction to the SCS Family Note: See Using Menu/Connection Commands for information on how to send intentional breaks to connected equipment.
2 2 : : T T h h e e S S C C S S 1 1 0 0 0 0 This chapter describes the SCS100 connec tors, pinouts, LEDs, and specifications. Connectors The SCS100 front panel has a male DB25 serial connector, as shown in the figure below.
SCS100/200/400 User Guide 2: The SCS100 DB25 Connector Pinout The figure below shows the pin connections of the SCS100 DB25 connector. . The default serial port settings are 9600 baud, 8 bits, no parity, and 1 stop bit. DB25 Serial Connector LEDs LEDs indicate serial port activity.
SCS100/200/400 User Guide 2: The SCS100 Specifications of the SCS100 Power Power Cube Adapter input output 120 VAC US; 100-240 VAC International regulated 5 VDC at 700 mA DC power input regulated 5 VDC Current 800 mA @ 5 V Power consumption 4.0 Watts max.
3 3 : : T T h h e e S S C C S S 2 2 0 0 0 0 This chapter describes the SCS200 connec tors, pinouts, LEDs, and specifications. Connectors The SCS200 front panel features a male DB 9 serial connector, a male DB25 serial connector, and a reset button.
SCS100/200/400 User Guide 3: The SCS200 Note: The Reset button returns the SCS to it s 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.
SCS100/200/400 User Guide 3: The SCS200 LEDs LEDs indicate serial port and PC card activi ty. 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.
SCS100/200/400 User Guide 3: The SCS200 Specifications of the SCS200 Power Power Cube Adapter input output 120 VAC US; 100-240 VAC International 12 VDC DC power input 7-24 VDC Current 1A @ 12 V max. with PC card Power consumption 12 Watts max. Temperature Note: Rapid temperature changes may affect operation.
4 4 : : T T h h e e S S C C S S 4 4 0 0 0 0 The chapter describes the SCS400 c onnectors, LEDs, and specifications. Connectors Front Panel The SCS400 front panel has four DB9 se rial 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.
SCS100/200/400 User Guide 4: The SCS400 Note: The Reset button return you press and hold it during th s the SCS to its factory default configuration when e power-up and boot process. Resetting to factory DB9 Serial Connector Pinouts The following figure shows the pin connections of the SCS400 DB9 RS-232 connector.
SCS100/200/400 User Guide 4: The SCS400 Screw Block Pow er The SCS400 also has a 9-30 VDC screw block power jack. Screw Block Pow er V+ V- Shield groun d LEDs LEDs indicate serial port and PC card activi ty. The SCS400 has eight LEDs on the top of the unit.
SCS100/200/400 User Guide 4: The SCS400 SCS400 PCC1 and PCC2 Card LED Functions LED 802.11 Cards ATA Cards Modem Cards Not lit No card in slot No ca rd inserted No card inserted Green solid Ready Read.
5 5 : : I I n n s s t t a a l l l l a a t t i i o o n n This chapter covers all of the steps needed to get the SCS online and working. EZWebCon is the preferred method for initial conf iguration, but this chapter also explains alternative methods such as the command line interface.
SCS100/200/400 User Gu ide 5: Installation 5. 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. d) If you installed a PC card, the PC card LED is solid green.
SCS100/200/400 User Gu ide 5: Installation Select the A ssignment Me thod 4. Select Assign Specific IP and click Next . The Assign address – IP Settings window displays. Enter IP Settings 5. Enter the IP-related settings: a) For IP Address , enter the desired IP address.
SCS100/200/400 User Gu ide 5: Installation A ssign IP 8. Click the Assign IP ... button. 9. 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.
SCS100/200/400 User Gu ide 5: Installation 3. Reboot the SCS for the IP address to take effect. 4. If the SCS encounters an Ethernet network pr oblem while booting, it sends an alert message to port and waits ten seconds to detec t serial port activity before attempting to finish booting.
SCS100/200/400 User Gu ide 5: Installation With the ARP method, the SCS does not save the learned IP address permanently. This procedure is just a te mporary 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.
SCS100/200/400 User Gu ide 5: Installation Configuring the SCS Once you have assigned the IP address, you c an configure your SCS using any of the methods discussed below: EZWebCon Method If you have just assigned the IP address usi ng EZWebCon, you may want to continue using EZWebCon to launch the web browser interface for SCS configuration.
SCS100/200/400 User Gu ide 5: Installation Serv er Configuration Window 5. Select a link from the left navigation co lumn to configure the SCS. The root (privileged) level authorization window displays.
SCS100/200/400 User Gu ide 5: Installation 6. Type root in the Username field and system (default privileged password) in the Passw ord field. (If a “remember password” popup window displays, select No and re-enter the password if necessary.) 7. Click the Login button.
6 6 : : A A p p p p l l i i c c a a t t i i o o n n S S e e t t u u p p 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.
SCS100/200/400 User Guide 6: A pplication Setup Login Banner Pages Banner Pages allow you to display te xt messages to users before and after authentication. Banner text informat ion is taken from two files named prelogin.txt and postlogin.txt stored in the /ram or /flash directory on the SCS.
SCS100/200/400 User Guide 6: A pplication Setup 6-3 For a single global menu, the system admin istrator 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 t he SCS.
SCS100/200/400 User Guide 6: A pplication 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.
SCS100/200/400 User Guide 6: A pplication 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.
SCS100/200/400 User Guide 6: A pplication Setup 6-6 Serial Port Page 2. Click the Configure link next to the desired serial port. 3. Check the Menu checkbox. Enabling Menu Mode 4. Click the Update Port Settings button. 5. If desired, enable menu mode on other ports by repeating these steps.
SCS100/200/400 User Guide 6: A pplication Setup 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.
SCS100/200/400 User Guide 6: A pplication Setup The table below shows some examples to help you understand how the SCS handles breaks. Examples of Alternate Break Sequences If And Then The serial port is set to Break = Local The AltBreak sequence returns the user to a local (SCS) command prompt.
SCS100/200/400 User Guide 6: A pplication Setup Command Function ATVx Bit 0 sets response type: 0 = numeric responses 1 = text responses (default) Bit 1 sets response to unknown AT commands: 0 = do no.
SCS100/200/400 User Guide 6: A pplication Setup Creating a User A cc ount 2. 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.
SCS100/200/400 User Guide 6: A pplication 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.
SCS100/200/400 User Guide 6: A pplication Setup Serial Port Settings 3. 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 Ev ents This setting creates a log file on the /ram disk in the format /ram/Port_xx.
SCS100/200/400 User Guide 6: A pplication 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. Note: Em ail sites are not related to the sites used by the SCS to manage connections.
SCS100/200/400 User Guide 6: A pplication Setup Configuring an Email Site 5. 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.
SCS100/200/400 User Guide 6: A pplication Setup Configuring a Dial-Out ISP Connection 5. 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 Addre ss Translation (NAT) must be used.
SCS100/200/400 User Guide 6: A pplication Setup In conjunction with the Set/Define SSH Mode command, you can use the following parameters: SSH Parameters Effect Parameter Incoming (host to SCS) Outbou.
SCS100/200/400 User Guide 6: A pplication Setup 2. 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.
SCS100/200/400 User Guide 6: A pplication Setup Username> Username/Password Authentication Setup New authentication keys are generated with in 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.
SCS100/200/400 User Guide 6: A pplication Setup A uthenticated 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.
SCS100/200/400 User Guide 6: A pplication Setup Security Enhancements This section describes methods for in creasing the security of the SCS. Incoming Security You can make the SCS into a highly secur.
7 7 : : T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g This chapter discusses how you can diagnose and fix errors quickly without having to contact a dealer or Lantronix. It helps to c onnect a terminal to the serial port while diagnosing an error to view summary messages that may be displayed.
SCS100/200/400 User Guide 7: Troubleshooting When you report a problem, please provide the following information: Your name, and your company name, address, and phone number Lantronix SCS mode.
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 /etc/services file.
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.
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 f unctionality. If the loadfile is not found, the SCS attempts to reload continuously.
SCS100/200/400 User Guide 7: Troubleshooting Show Server Use this command when issuing other commands to view the current SCS setup. 7-6.
8 8 : : U U p p d d a a t t i i n n g g S S o o f f t t w w a a r r e e Choosing the Right Software File Lantronix intends to provide multiple softwar e files for each SCS model. The software file name corresponds to the model name, as shown in the table below.
SCS100/200/400 User Guide 8: Upd ating Softw are Via FTP The SCS software resides on the Lantronix FTP se rver (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.
SCS100/200/400 User Guide 8: Upd ating Softw are Web Interface Method This method requires an external TFTP server. You can obtain one for Windows from the Lantronix web site. 1. Open your web browser and enter the IP address of the SCS in the URL field.
SCS100/200/400 User Guide 8: Upd ating Softw are 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 rout er, configure the r outer to proxy-ARP for the SCS.
A A : : C C o o m m p p l l i i a a n n c c e e a a n n d d W W a a r r r r a a n n t t y y I I n n f f o o r r m m a a t t i i o o n n Conformity Information (according to ISO/IEC Guide 22 and EN 450.
SCS100/200/400 User Guide Compliance and Warranty Informatio n Warranty Lantronix warrants each Lantronix product to be free from defects in material and workmanship for a period of ONE YEAR after the date of shipment.
An important point after buying a device Lantronix SCS400-12 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lantronix SCS400-12 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lantronix SCS400-12 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lantronix SCS400-12 you will learn all the available features of the product, as well as information on its operation. The information that you get Lantronix SCS400-12 will certainly help you make a decision on the purchase.
If you already are a holder of Lantronix SCS400-12, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lantronix SCS400-12.
However, one of the most important roles played by the user manual is to help in solving problems with Lantronix SCS400-12. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lantronix SCS400-12 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
