Page 3 - Contents; Introduction
i Contents 1 Introduction 1.1 Terms ......................................................................................... 1-21.2 Protocols .................................................................................... 1-21.3 Software............................................................
Page 4 - ii; Basic Configuration
ii 4 Basic Configuration 4.1 Command Set ........................................................................... 4-14.2 System Passwords.................................................................... 4-1 4.2.1 Privileged Password ...................................................... 4-1 4....
Page 5 - iii; Updating Software
iii D Updating Software E Specifications Warranty Statement Declaration of Conformity Index
Page 7 - Installation
Introduction 1 - 1 1 - Introduction The MSS1-T and MSS1-T2 are multiprotocol micro serial servers that provide Ethernet connections for personal computers, terminals, modems, and devices that would not otherwise be connected to a network. The MSS100 additionally provides Fast Ethernet support. NOTE:...
Page 8 - The PDF versions of the MSS manuals are located in the; manuals; directory of; Host
Terms Introduction 1 - 2 The PDF versions of the MSS manuals are located in the manuals directory of the CD. Use the Adobe Acrobat Reader (widely available on the Internet at no charge) to read and print all or parts of the manual from the PDF Þle. 1.1 Terms In this manual, the following terms are u...
Page 9 - . The xxxxxx string represents the last six digits of the
Introduction Software 1 - 3 The MSS also implements basic Simple Network Management Protocol (SNMP) functionality. SNMP commands enable users, usually system administrators, to get information from and control other nodes on a local area network (LAN), and respond to queries from other network hosts...
Page 10 - Getting Started; Change Startup; command in the
Configuration Introduction 1 - 4 When using IPX or LAT, it is possible to power up the MSS and have it work properly with no additional conÞguration required. TCP/IP users must give the unit an IP address. NOTE: For more information about methods used to configure an IP address, see IP Address Confi...
Page 11 - MSS1 Front Panel
Installation MSS Components 2 - 1 2 - Installation This chapter covers the installation of the MSS in an Ethernet network and the attachment of a serial device. Basic knowledge of networking installation is assumed. Read this section completely before continuing. 2.1 MSS Components The MSS front pan...
Page 12 - Figure 2-3 shows an example hardware layout.; LED; MSS
Installation Installation 2 - 2 Four or Þve LEDs are located on the top of the unit. Table 2-1 explains their functions. NOTE: Although a red LED during boot mode usually signals an error, red LED patterns are part of the normal operation of the MSS and are not necessarily indicative of errors or da...
Page 13 - Connect the MSS to a serial device.
Installation Installation 2 - 3 As you follow the installation steps, refer to the numbers in Figure 2-3. 1. Select a location. The MSS should be positioned close to the device it will be servicing. Since powering down the unit will terminate any active sessions, it may be desirable to place the ser...
Page 14 - Troubleshooting
Installation Installation 2 - 4 NOTE: Be sure to use the MSS1 6V power supply for your MSS1 and the MSS100 5V power supply for your MSS100. Using a power supply with the wrong voltage will damage the MSS. Check to see if the Power and Link LEDs on the front of the server light. If not, unplug the se...
Page 15 - If there is a terminal attached, press the Return key and log in. If
Installation Is It Working? 2 - 5 2.3 Is It Working? If the MSS appears to be working and the unit is connected to the network, there are three ways to conÞrm that it is working correctly: ¥ If there is a terminal attached, press the Return key and log in. If you are able to log in, the server is ru...
Page 17 - Telnet; Set Privileged; Privileged Password
Getting Started 3 - 1 3 - Getting Started This chapter covers all of the steps needed to get the MSS on-line and working. There are three basic methods used to log into the MSS and begin conÞguration. 1. Incoming (Remote) Logins: EZWebCon is the preferred conÞguration method for TCP/IP and IPX users...
Page 18 - IP Address Configuration; Assign IP Address to Server; Using an ARP Entry and the Ping Command
IP Address Configuration Getting Started 3 - 2 3.1 IP Address Configuration When using IPX or LAT, it is possible to power up the MSS and have it work properly with no additional conÞguration required. However, for TCP/IP use, an IP address must be conÞgured for the MSS before any TCP/IP functionali...
Page 19 - UNIX
Getting Started IP Address Configuration 3 - 3 NOTE: The ARP/ping method only works during the first two minutes of MSS operation. After two minutes, an alternate method must be used or the MSS must be rebooted. On a UNIX host, create an entry in the hostÕs ARP table and substitute the intended IP a...
Page 20 - Change DHCP; Commands
IP Address Configuration Getting Started 3 - 4 Figure 3-3: Changing the IP Address Any host wishing to access the MSS will have to be told the MSSÕs IP address. This is typically conÞgured in the unix Þle /etc/hosts or via a nameserver. Refer to the hostÕs documentation for additional information. 3...
Page 22 - Serial Port Logins; Return; Appendix B
Serial Port Logins Getting Started 3 - 6 3.2.3 Other Incoming TCP/IP Logins 3.2.3.1 Telnet To log into the MSS, type ÒTelnetÓ followed by the MSS IP address. The MSS must have an IP address assigned. Figure 3-5: A Telnet Connection 3.2.3.2 Rlogin Rlogin allows users to connect to a remote device as ...
Page 23 - Remote Console Logins; To connect to the remote console port, use the; command followed by; Starting Outbound Connections; Telnet Connection
Getting Started Remote Console Logins 3 - 7 3.4 Remote Console Logins The MSS enables a TCP/IP user to conÞgure the server via a single Telnet connection to the remote console port, designated as port 7000. Connections to the console port cannot be disabled. This ensures that administrators will alw...
Page 24 - Show Nodes SPX
Logout Getting Started 3 - 8 3.5.2 SPX The MSS and the target device must advertise themselves via SAP announcements. To view all available SPX devices (those advertising themselves) type Show Nodes SPX at the Local prompt. Then type ÒSPXÓ followed by the target deviceÕs SAP name. Figure 3-10: SPX C...
Page 25 - - Basic Configuration; MSS Reference Manual; system; Set Privileged Command
Basic Configuration Command Set 4 - 1 4 - Basic Configuration Certain parameters must be conÞgured before the MSS can function in the network. EZWebCon is the recommended way to communicate with and conÞgure the MSS. This chapter shows an additional method of conÞguration: the command line interface...
Page 26 - Protocol Configuration; MSS Reference
Protocol Configuration Basic Configuration 4 - 2 If another user is currently the privileged user for the MSS, use the Set Privileged Override command to forcibly become the privileged user. To relinquish privileged status, enter the Set Noprivilege command. The privileged password can be changed wi...
Page 27 - Gateway; : TCP/IP networks rely on gateways to transfer network; Loadhost; : The MSS loads its operational software from the; IP Security; : The serial port can be restricted to allow connections; Internal Network Number; : The MSS can advertise itself as a; Routing and Encapsulation
Basic Configuration Protocol Configuration 4 - 3 A default domain name can also be conÞgured for the purpose of name resolution. When a user types a host name, the MSS will add the domain name and attempt the connection. Ex: CHANGE DOMAIN Òbadger.incorp.comÓ ¥ Gateway : TCP/IP networks rely on gatew...
Page 28 - Server IdentiÞcation String; Serial Port Configuration; The console port is not user-configurable.; Port Access
Serial Port Configuration Basic Configuration 4 - 4 4.3.3 LAT Parameters ¥ Server IdentiÞcation String : The MSS can be given a descriptive identiÞcation string of up to 40 characters so that users on a LAT network can identify the MSS. Ex: CHANGE LAT IDENTIFICATION ÒBiolab ServerÓ ¥ Service Groups ...
Page 31 - Autostart; : Normally, the serial port will wait for a carriage return
Basic Configuration Serial Port Configuration 4 - 7 A dedicated service is conÞgured the same way as a preferred service. No dedicated service is conÞgured for the MSS by default. Ex: CHANGE DEDICATED LAT:LN=vax8:LD=0005 NOTE: Because dedicated connections leave no easy way to log into the server, c...
Page 33 - Incoming Connections; sockets; If the serial port is in use, the socket connection will be refused.
Using the MSS Incoming Connections 5 - 1 5 - Using the MSS This chapter explains how to use the MSS interactively and with host applications. Host-initiated (incoming) connections include: ¥ Making socket connections to TCP/IP and IPX/SPX hosts. ¥ Making LAT connections to VMS, Ultrix, and OSF/1 hos...
Page 35 - The procedure is similar for DEC UNIX LAT.; Change Access
Using the MSS Incoming Connections 5 - 3 NOTE: The procedure is similar for DEC UNIX LAT. If heavy input or output loads are expected on the LTA port, you can set alternate type ahead to reduce ßow control on the ports. Figure 5-4: Reducing Flow Control To connect to the MSS serial port from a VMS h...
Page 36 - Interactive Connections; session; is created. A user can have several; Break; key allows users to leave an active session and return to the MSSÕs; Change Break; Changing Break Key; Change Local Switch; DeÞning a Local Switch
Interactive Connections Using the MSS 5 - 4 5.1.4 Code Examples The MSS distribution CD-ROM includes examples of code for TCP/IP and SPX/IPX applications. Refer to the Readme Þle included with the code examples for further information and instructions. 5.2 Interactive Connections Interactive mode re...
Page 37 - Forward
Using the MSS Interactive Connections 5 - 5 5.2.1.3 Backward and Forward Switches The Backward and Forward commands, when entered in local mode, allow users to navigate through current sessions. The Change Backward Switch and Change Forward Switch commands deÞne keys that can be used to switch sessi...
Page 38 - Disconnect; Outgoing connections can only be made from the serial port.; Emulating a Direct Serial Connection
Interactive Connections Using the MSS 5 - 6 5.2.1.4 Disconnect and Resume Users need a method of controlling and disconnecting sessions from local mode. For example, if a session on a remote host freezes or hangs while executing code, the user can exit the session using the Break key, then terminate...
Page 39 - Change Telnetpad
Using the MSS Interactive Connections 5 - 7 Sometimes the presence of Newline characters creates a problem during a Telnet session. When the MSS Telnet padding feature is enabled with the Change Telnetpad command (the default), the server will automatically pad carriage returns with null characters....
Page 40 - ratings; modem
Interactive Connections Using the MSS 5 - 8 5.2.2.4 LAT LAT devices broadcast their services to the network along with ratings , which are estimates of how busy the services are. Ratings range from 0 to 255; a 255 rating means that the service can accept connections while a zero rating means that th...
Page 41 - Show Server Counters
Using the MSS Interactive Connections 5 - 9 5.2.3 Status Displays These eleven commands display information about the current conÞguration and operating status of the MSS. The following sections describe what a user will see when typing the Show commands in interactive (local) mode. 5.2.3.1 Show Hos...
Page 43 - Emulating a Direct Serial Connection; ensure that it will automatically connect to
Using the MSS Emulating a Direct Serial Connection 5 - 11 5.3 Emulating a Direct Serial Connection Two MSS serial servers can be connected to emulate a direct serial connection on a LAN. Servers connected in this way can pass data only. They will not be able to pass status signals (DSR, DTS, CTS/RTS...
Page 45 - Change Dedicated Hostlist
Using the MSS Multihost Mode 5 - 13 5.4.1 Configuring Multihost Mode To conÞgure the MSS for multihost mode, Þrst set the MSS for a dedicated multihost connection using the Change Dedicated Hostlist command. Figure 5-15: Setting the MSS for Multihost Mode NOTE: When a dedicated connection is enabled...
Page 46 - The MSS will pingTCP and UDP hosts before sending packets to make
Multihost Mode Using the MSS 5 - 14 There are a few important things to note about multihost connections: ¥ The MSS will pingTCP and UDP hosts before sending packets to make sure the remote hosts are alive. If they are alive, the MSS makes the real connection and passes the data. If any of them aren...
Page 47 - A - Contact Information; Show Server
Contact Information A - 1 A - Contact Information If you are experiencing problems with the MSS or have suggestions for improving the product, please contact Lantronix Technical Support at (800) 422-7044 or (949) 453-3990. FAQs are available at http://www.lantronix.com. We are also reachable via Int...
Page 48 - LANtronix
Contact Information A - 2 LANtronix 15353 Barranca Parkway, Irvine, CA 92618 USA Phone: 949/453-3990Fax: 949/453-3995World Wide Web: http://www.lantronix.com North American Direct Sales: 800/422-7055North American Reseller Sales: 800/422-7015North American Sales Fax: 949/450-7232Internet: sales@lant...
Page 49 - B.1 Problems and Error Messages; Problems and Error Messages; Error
Troubleshooting Problems and Error Messages B - 1 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 t...
Page 50 - Change Hardware
Problems and Error Messages Troubleshooting B - 2 The MSS completes its power-up and boot procedures, but thereÕs no noticeable serial activity. There is a problem with the serial connection or the set-up of the serial device. Check the terminal setup and the physical connections, including the cabl...
Page 51 - B.2 BOOTP Troubleshooting; BOOTP Troubleshooting; Area to Check
Troubleshooting BOOTP Troubleshooting B - 3 B.2 BOOTP Troubleshooting BOOTP failure does not disable the unit from booting. If the BOOTP request fails even though you have conÞgured your host to respond to the request, check the following areas: Table B-2: BOOTP Troubleshooting Area to Check Explana...
Page 52 - B.3 TFTP Troubleshooting; If the Boot
TFTP Troubleshooting Troubleshooting B - 4 B.3 TFTP Troubleshooting If the TFTP request fails even though you have conÞgured your host to respond to the request, check the areas discussed in the following table. B.4 Entering Commands at the Boot Prompt If the Boot prompt appears on the serial consol...
Page 53 - Flash; option; Hardware
Troubleshooting Entering Commands at the Boot Prompt B - 5 For example, a typical TCP/IP conÞguration might use the following commands: Figure B-1: BCP Command Examples These commands set the MSS IP address, the software loadÞle, and the loadhostÕs IP address (as well as that of a backup loadhost). ...
Page 54 - fileserver
Entering Commands at the Boot Prompt Troubleshooting B - 6 Ð Ipaddress ip_address specifies this serverÕs IP address. Uses the standard numeric format. Ð Loadhost ip_address specifies the host to attempt to load the file from. The IP address should be in standard numeric format (no text names are al...
Page 55 - B.5 Modem Configuration Checklist
Troubleshooting Modem Configuration Checklist B - 7 B.5 Modem Configuration Checklist Most modem problems are caused by cabling mistakes or incorrect modem conÞguration. However, the following items should be veriÞed after any modem conÞguration, and re-checked when there is modem trouble. ¥ The mod...
Page 57 - In the following diagrams, unlabeled pins are not connected.
Pinouts DB25 Connector C - 1 C - Pinouts In the following diagrams, unlabeled pins are not connected. C.1 DB25 Connector The Þgure below shows the pin connections of the MSS DB25 connector. Figure C-1: Pinout of DB25 Serial Port C.2 RJ-45 Connector Lantronix servers are RS-423 compliant, and are thu...
Page 59 - D - Updating Software; D.1 Obtaining New Software; To log into the FTP server, use the username; anonymous; and enter your full
Updating Software Obtaining New Software D - 1 D - Updating Software The latest version of the Lantronix MSS operating software and its associated release notes can be downloaded directly from Lantronix in one of two ways: anonymous FTP through the Internet or dial-up via modem. Comments and/or requ...
Page 60 - Lantronix FTP Session; pub; directory. Always download the README Þle; ets; , and the password is; server
Obtaining New Software Updating Software D - 2 Once a connection has been made, the following text will be displayed: Figure D-1: Lantronix FTP Session All released Þles are in the pub directory. Always download the README Þle Þrst; it contains a directory of available software versions. D.1.2 Via a...
Page 61 - D.2 Reloading MSS Software
Updating Software Reloading MSS Software D - 3 Figure D-2: Lantronix BBS New User Setup You will be prompted to enter different letters. You can get help at any time by pressing the h key. When downloading is complete, type g to log out of the bulletin board system. D.2 Reloading MSS Software The MS...
Page 62 - Show Server Bootparams
Reloading MSS Software Updating Software D - 4 ¥ Use the Show Server Bootparams command to check the MSS settings and verify that the correct download Þle has been conÞgured before using the Initialize Reload command to reboot the server and reload the code. NOTE: It is very important to check the M...
Page 63 - Reloading Flash ROM from TCP/IP
Updating Software Reloading MSS Software D - 5 D.2.2 TCP/IP Downloading involves the Trivial File Transfer Protocol (TFTP), and optionally BOOTP. The MSS will make a BOOTP query each time it boots. If a host provides BOOTP support, it can be used to set the Server Õs IP address and loadhost informat...
Page 64 - D.3 Troubleshooting Flash ROM Updates; NetWare; The Ethernet circuit; service; characteristic
Troubleshooting Flash ROM Updates Updating Software D - 6 D.3 Troubleshooting Flash ROM Updates Many of the problems that occur when updating Flash ROM can be solved by checking the following: NetWare The loadÞle must be in the login directory; the MSS cannot actually log into the Þleserver. TFTP Th...
Page 65 - E.1 Power Specifications; The MSS power cube adaptor has the following speciÞcations:; Adapter input voltage:; E.2 Temperature Limitations
Specifications Power Specifications E - 1 E - Specifications This appendix lists the power requirements, temperature requirements, altitude limitations, and relative humidity limitations of the MSS. E.1 Power Specifications The MSS power cube adaptor has the following speciÞcations: Adapter input vo...
Page 67 - Warranty Statement
Warranty Statement Lantronix warrants for a period of FIVE YEARS from the date of shipment that each Lantronix MSS Mini Serial Server supplied shall be free from defects in material and workmanship. During this period, if the customer experiences difÞculties with a product and is unable to resolve t...
Page 68 - Declaration of Conformity; Manufacturer Õs Name:; Lantronix; Manufacturer Õs Address:; declares that the product:; Low Voltage; and the; Manufacturer Õs Contact:
Declaration of Conformity (accordingly to ISO/IEC Guide 22 and EN 45014) Manufacturer Õs Name: Lantronix Manufacturer Õs Address: 15353 Barranca ParkwayIrvine, CA 92618 USA declares that the product: Product Name: Micro Serial Server Model Number(s): MSS1-T, MSS1-T2, MSS100 conforms to the following...
Page 69 - Index
Index-i Index A Altitude limitations E-1 ARP entry 3-2 Autobaud 4-5, B-7 Autostart 4-7, 5-11, 5-12 B Backward switch 5-5 Baud rate 4-4, 5-9 BCP (Boot Config. Program) 3-6, B-4 Boot commands B-4 Boot prompt 3-6, B-1, B-4 Boot troubleshooting B-1 BOOTP 2-4, 3-2, B-5, D-4, D-5 Break key 5-4 Broadcast 5...
