Manuale d’uso / di manutenzione del prodotto MTASR3-200 del fabbricante Multi-Tech Systems
Vai alla pagina of 82
Remote Access Device 200-Series Remote Access Server with Integrated W AN Devices Model MT ASR3-200 User Guide.
User Guide 88301 100 Revision A RASFinder 200-Series (Model No. MT ASR3-200) This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-T ech Systems, Inc. All rights reserved. Copyright © 1998, by Multi-T ech Systems, Inc.
Contents Chapter 1 - Introduction and Description Introduction ....................................................................................................................................................... 6 Preview of this Guide ............
Chapter 6 - Router Management Introduction ..................................................................................................................................................... 42 Router Management .....................................
Remote Access Device 200-Series Chapter 1 - Introduction and Description.
RASFinder User Guide MT ASR3-200 6 Introduction Welcome to Multi-T ech's new RASFinder™ 200-Series, model number MT ASR3-200, a Remote Access Server (RAS) for remote dial-in access and LAN-to-LAN routing capability .
Chapter 1 - Introduction and Description MT ASR3-200 7 Chapter 5 - Remote Configuration This chapter provides procedures for changing the configuration of a remote RASFinder , located elsewhere on a LAN or at the other end of a modem connection.
RASFinder User Guide MT ASR3-200 8 TCP/IP (T ransmission Control Protocol/Internet Protocol) TCP/IP is a protocol suite and related applications developed for the U.S. Department of Defense in the 1970s and 1980s specifically to permit different types of computers to communicate and exchange information with one another .
Chapter 1 - Introduction and Description MT ASR3-200 9 The Application Layer protocols are examples of common TCP/IP applications and utilities, which include: • T elnet (T elecommunication Network): a virtual terminal protocol allowing a user logged on to one TCP/IP host to access other hosts on the network, described in RFC 854 ( ftp:// ds.
RASFinder User Guide MT ASR3-200 10 Internet Protocol (IP) IP is the Internet standard protocol that tracks Internetwork node addresses, routes outgoing messages and recognizes incoming messages, allowing a message to cross multiple networks on the way to its final destination.
Chapter 1 - Introduction and Description MT ASR3-200 11 A T ypical Network Application A typical application of a RASFinder 200-Series is shown in Figure 1-2. In this application, the LAN port is connected to a TCP/IP LAN. A remote node client is able to dial into W AN 1 on the RASFinder .
RASFinder User Guide MT ASR3-200 12 Front Panel The front panel contains three groups of LEDs that provide the status of the LAN connection, link activity , and general status of the RASFinder .
Chapter 1 - Introduction and Description MT ASR3-200 13 Back Panel The cable connections for the RASFinder are made at the back panel. Three groups of cables are used on the RASFinder: the Command Port, Link 1 (2 and 3) RJ1 1, and the EtherNet. The cable connections are shown in Figure 1-3 and defined in the following groups.
RASFinder User Guide MT ASR3-200 14 Specifications The RASFinder conforms to the following specifications: • Routing Protocols - IP and IPX, and bridging for all others • EtherNet LAN Interface - 10Base-T (twisted pair) or 10Base2 (ThinNet) AUI • W AN Interface - 3 async or sync Links (RS232C/V .
Remote Access Device 200-Series Chapter 2 - Installation.
RASFinder User Guide MT ASR3-200 16 Introduction This chapter is organized in the way you will unpack and cable your RASFinder . The unpacking section describes the contents of the shipping box and shows how the RASFinder is packaged.
Chapter 2 - Installation MT ASR3-200 17 Installation The installation procedure in T able 2-1 is organized so that if you need to open the RASFinder enclosure to install additional RAM, you do this before you connect your cables. T able 2-2 provides procedures on how to add additional RAM.
RASFinder User Guide MT ASR3-200 18 Adding Additional RAM A second SIMM connector is provided for adding additional RAM to the RASFinder . The procedure for adding additional RAM is provided in T able 2-2. T able 2-2. Adding Additional RAM Procedure Step Procedure 1 Ensure that the external power supply is disconnected from the RASFinder .
Remote Access Device 200-Series Chapter 3 - Software Loading and Configuration.
RASFinder User Guide MT ASR3-200 20 Introduction The following loading procedure does not provide every screen or option in the process of installing the MultiRouter software. The assumption is that a technical person with a thorough knowledge of Windows and the software loading process is doing the installation.
Chapter 3 - Software Loading and Configuration MT ASR3-200 21 6. The MultiRouter Setup Installation dialog box appears which states, "Please select a communication port for the setup utility to use." In other words, select which COM port on your PC is connected to the Command Port of the RASFinder .
RASFinder User Guide MT ASR3-200 22 11 . Ethernet: Y ou can enable Auto Learn Network Numbers by leaving the default Ye s or you can manually assign the network numbers by clicking on No in the Auto Learn Network Numbers field. If no file server is connected to the Ethernet segment, then this field should be No (recommended).
Chapter 3 - Software Loading and Configuration MT ASR3-200 23 21. The WA N Ports Default Setup dialog box is displayed with all the WAN Ports enabled, Asynchronous mode enabled, the speed set at 1 15200, and the Modem T ype defaulted to Socket Modem K56flex.
RASFinder User Guide MT ASR3-200 24 Setting Up Y our Remote User Database The remote user database lets you gather information about your remote users. Y ou can add remote users, remove users from the database, or you can edit information in the database.
Chapter 3 - Software Loading and Configuration MT ASR3-200 25 3. Build your user database by filling in the following fields for each user . User Name The User Name can have as many as 39 characters. All printable characters are permitted with the restriction that no blanks are allowed in the user name.
RASFinder User Guide MT ASR3-200 26.
Remote Access Device 200-Series Chapter 4 - MultiRouter Software.
RASFinder User Guide MT ASR3-200 28 Introduction This chapter describes the RASFinder ’s MultiRouter software from an applications standpoint, showing how to make changes in the configuration with recommendations on the impact of any such changes.
Chapter 4 - MultiRouter Software MT ASR3-200 29 IP Setup The IP Port Setup dialog box allows you change the IP routing capabilities, add or delete logical W ANs, enable the DHCP server , assign DNS address, and define default routes. The initial routing capabilities were established during the software installation.
RASFinder User Guide MT ASR3-200 30 The IP General Setup dialog box controls the timers, DHCP (dynamic Host Configuration Protocol) and Domain Name System (DNS) servers, the default route, filters, and Static Routes. In most cases, you should not have to change any of the timers (i.
Chapter 4 - MultiRouter Software MT ASR3-200 31 IPX Setup The IPX Virtual Port Setup dialog box is used to control the four frame types and set up the three W AN ports of the RASFinder .
RASFinder User Guide MT ASR3-200 32 Spanning T ree Setup When Bridging is enabled, the Spanning T ree Setup dialog box controls simple transparent bridging between two remote Ethernet LANs. However , if your internetwork contains any loops or redundant links, then the Spanning T ree Algorithm must also be enabled.
Chapter 4 - MultiRouter Software MT ASR3-200 33 W AN Port Setup The W AN Port Setup dialog box controls how each WAN port is configured. If a port is configured for point-to-point operation, then the mode can be either synchronous or asynchronous. If the mode is asynchronous, then the connection method can be either Answering or Dialing .
RASFinder User Guide MT ASR3-200 34 Point-to-Point Setup The PPP Port Setup dialog box controls the W AN port protocol, dial on demand, and remote port setup. The W AN port protocol can be either Point-to-Point Protocol (PPP) or Serial Line Internet Protocol (SLIP).
Remote Access Device 200-Series Chapter 5 - Remote Configuration.
RASFinder User Guide MT ASR3-200 36 Introduction This chapter provides procedures for changing the configuration of a remote unit. Remote configuration allows a PC at one site (local site) to dial a remote RASFinder and change the configuration of that remote unit.
Chapter 5 - Remote Configuration MT ASR3-200 37 If your Modem Initialization String, Initialization Response, or Connect Response values are dif ferent from the defaults in the dialog box, refer to your modem user documentation and change the default values to match your modem.
RASFinder User Guide MT ASR3-200 38 LAN-Based Remote Configuration Windows Sockets Compliant TCP/IP Stack The configuration program requires a Windows Sockets compliant TCP/IP stack. Microsoft provides a TCP/IP stack free for Windows for Workgroups 3.
Chapter 5 - Remote Configuration MT ASR3-200 39 6 The MultiRouter Setup dialog box is then displayed. This is the dialog box of the remote RASFinder . Y ou can select any of the Protocol Stacks, Device drivers, or other buttons and change the configuration of the remote RASFinder .
RASFinder User Guide MT ASR3-200 40.
Remote Access Device 200-Series Chapter 6 - Router Management.
RASFinder User Guide MT ASR3-200 42 Introduction A typical T elnet client application, and typical WEB-browser management of the RASFinder are described in this chapter . The RASFinder has a built-in T elnet Server for access through T elnet clients. A typical T elnet client is allowed to configure the RASFinder and its data ports.
Chapter 6 - Router Management MT ASR3-200 43 Router Management The Router Management Menu provides four functional options in addition to the option of escaping and closing the T elnet session. Dial-Out The Dial-out option (Option 1) on the Router Management Menu enables a T elnet user to configure one of the W AN ports for a dial-out session.
RASFinder User Guide MT ASR3-200 44 Applications The Applications option on the Router Configuration menu allows you to enable or disable various types of servers. Choosing the Applications option (Option 4) in the Router Configuration menu displays the Applications Menu.
Chapter 6 - Router Management MT ASR3-200 45 W AN Device Configuration The W AN Device Configuration option (Option 3 on the Router Management Menu) allows a remote user to gain access to any available W AN port on the RASFinder . The user can select either Port 1, Port 2, or Port 3, depending on what port(s) are currently available.
RASFinder User Guide MT ASR3-200 46 WEB Browser Management The RASFinder can be accessed from anywhere on the connected Internet via its built-in WEB Browser interface.
Remote Access Device 200-Series Chapter 7 - Service, W arranty and T ech Support.
RASFinder User Guide MT ASR3-200 48 Introduction This chapter starts out with statements about your RASFinder 2-year warranty . The next section, T ech Support, should be read carefully if you have questions or problems with your RASFinder .
Chapter 7 - Service W arranty and T ech Support MT ASR3-200 49 T ech Support Multi-T ech has an excellent staff of technical support personnel available to help you get the most out of your Multi-T ech product. If you have any questions about the operation of this unit, call 1-800-972- 2439.
RASFinder User Guide MT ASR3-200 50 Service If your tech support specialist decides that service is required, your RASFinder may be sent (freight prepaid) to our factory . Return shipping charges will be paid by Multi-T ech Systems. Include the following with your RASFinder: • a description of the problem.
Chapter 7 - Service W arranty and T ech Support MT ASR3-200 51 4. Answer Y or N to the automatic logof f question. 5. Select a file transfer protocol by typing the indicated letter , such as Z for Zmodem (the recommended protocol). 6. If you select Zmodem, the transfer will begin automatically .
RASFinder User Guide MT ASR3-200 52 About CompuServe In addition to the BBS, Multi-T ech provides support through CompuServe’s Modem V endor Forum (GO MODEMVEN).
Remote Access Device 200-Series Appendices.
RASFinder User Guide MT ASR3-200 54 Appendix A - Cabling Diagrams Command Port Cable 1 2 3 4 5 6 7 8 COMMAN D PIN NO. 1 2 3 4 5 6 7 8 20 22 25 1 2 3 4 5 6 7 8 To DTE Device (T erminal Device; e.g., ASCII T erminal) TRANSMIT DA T A (BA) RECEIVE DA TA (BB) SIGNAL GROUND (AB) PIN NO.
Appendices MT ASR3-200 55 Appendix B - Script Language The script file can be used to automate certain operations. The script file is a text file containing a sequence of commands. The structure of a script file is succinctly expressed by the following grammar .
RASFinder User Guide MT ASR3-200 56 Argument to procedures can be passed by value or address. T o pass an argument by address, prefix the argument name in the formal parameter list by the keyword V AR; otherwise the argument is passed by value. Only variables can be passed by address.
Appendices MT ASR3-200 57 Appendix C - Regulatory Information FCC Declaration NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
RASFinder User Guide MT ASR3-200 58 5. The telephone company may make changes in its facilities, equipment, operations, or procedures that could affect the operation of the equipment. If this happens, the telephone company will provide advance notice in order for you to make necessary modifications in order to maintain uninterrupted service.
Appendices MT ASR3-200 59 Canadian Limitations Notice Notice: The ringer equivalence number (REN) assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface.
RASFinder User Guide MT ASR3-200 60 European Community Directives The CE mark is affixed to the enclosed MultiT ech product to confirm compliance with the following European Community Directives: Coun.
Appendices MT ASR3-200 61 Appendix D - A T Command Summary This section summarizes your modem’s A T commands. For detailed information on the commands, download ZPXHELP .EXE from the Multi-T ech BBS (see “Call the Multi-T ech BBS” in Chapter 3).
RASFinder User Guide MT ASR3-200 62 Command: D s Dial V alues: s = dial string (phone number and dial modifiers) Default: none Description: Dial telephone number s , where s may up to 40 characters lo.
Appendices MT ASR3-200 63 Command: L n Monitor Speaker V olume V alues: n = 0, 1, 2, or 3 Default: 2 Description: L0 Select low volume. L1 Select low volume. L2 Select medium volume. L3 Select high volume. Command: M n Monitor Speaker Mode V alues: n = 0, 1, 2, or 3 Default: 1 Description: M0 Speaker always off.
RASFinder User Guide MT ASR3-200 64 Command: X n Result Code Selection V alues: n = 0–7 Default: 4 Description: X0 Basic result codes ( e.g., CONNECT ); does not look for dial tone or busy signal. X1 Extended result codes ( CONNECT 56000 V42bis, CONNECT 33600 V42bis , etc.
Appendices MT ASR3-200 65 Command: &J n Auxiliary Relay Control V alues: n = 0 Default: 0 Description: &J0 The auxiliary relay is never closed. &J1 Not supported—responds ERROR. Command: &K n Local Flow Control Selection V alues: n = 0, 3, or 4 Defaults: 3 Description: &K0 Flow control disabled.
RASFinder User Guide MT ASR3-200 66 Command: G n Modem Port Flow Control V alues: n = 0 Default: 0 Description: G0 Returns an OK for backward compatibility with some software.
Appendices MT ASR3-200 67 Command: %B View Numbers in Blacklist V alues: n/a Description: If blacklisting is in effect, this command displays the numbers for which the last call attempted in the previous two hours failed. In countries that do not require blacklisting, the ERROR result code appears.
RASFinder User Guide MT ASR3-200 68.
Remote Access Device 200-Series Glossary of T erms.
RASFinder User Guide MT ASR3-200 70 A Access: The T1 line element made up of two pairs of wire that the telephone company brings to the customer premises. The Access portion ends with a connection at the local telco (LEC or RBOC). Accunet Spectrum of Digital Services (ASDS): The A T&T 56K bps leased (private) line service.
Glossary MT ASR3-200 71 Basic Rate Interface (BRI): An ISDN access interface type comprised of two B-channels each at 64K bps and one D- channel at 64K bps (2B+D). Bell Operating Companies (BOC): The family of corporations created during the divestiture of A T&T .
RASFinder User Guide MT ASR3-200 72 Channel: A data communications path between two computer devices. Can refer to a physical medium (e.g., UTP or coax), or to a specific carrier frequency .
Glossary MT ASR3-200 73 Dataphone Digital Service (DDS): A private line digital service that offers 2400, 4800, 9600 and 56K bps data rates on an inter-LA T A basis by A T&T and on an intra-LA T A basis by the BOCs. Data Service Unit (DSU): A device that provides a digital data service interface directly to the data terminal equipment.
RASFinder User Guide MT ASR3-200 74 ESF Error Event: A T1 error condition that is logged when a CRC-6 error or an out-of-frame (OOF) error occurs. Ethernet: A 10-megabit baseband local area network th.
Glossary MT ASR3-200 75 Frame Relay Forum: A non-profit organization of 300+ vendors and service providers, based in Foster City , CA, that are developing and deploying frame relay equipment.
RASFinder User Guide MT ASR3-200 76 ISDN (Integrated Services Digital Network): An International telecommunications standard for transmitting voice, video and data over a digital communications line.
Glossary MT ASR3-200 77 Long Haul Communications: The type of phone call reaching outside of a local exchange (LE). M Management Information Base (MIB): A database of network management information used by the Common Management Information Protocol (CMIP) and the Simple Network Management Protocol (SNMP).
RASFinder User Guide MT ASR3-200 78 Out-of-band: Signaling that is separated from the channel carrying the information (e.g., the voice/data/video signal is separate from the carrier signal). Dialing and various other “supervisory” signals are included in the signaling element.
Glossary MT ASR3-200 79 Q Quantizing: The process of analog-to-digital conversion by assigning a range, from the contiguous analog values, to a discrete number . R Random Access Memory (RAM): A computer ’s primary workspace. All data must be stored in RAM (even for a short while), before software can use the processor to manipulate the data.
RASFinder User Guide MT ASR3-200 80 Simple Network Management Protocol (SNMP): TCP/IP protocol that allows network management. Simultaneous V oice Data (SVD): A technology for letting a user send data via a modem, and use a handset to talk to another user at the same time over the same connection.
Glossary MT ASR3-200 81 T ransmission Control Protocol / Internet Program (TCP/IP): A multi-layer set of protocols developed by the US Department of Defense to link dissimilar computers across dissimilar and unreliable LANs. T erminal: The screen and keyboard device used in a mainframe environment for interactive data entry .
RASFinder User Guide MT ASR3-200 82 W Wide Area Network (WAN): 1. A network that provides communication services to a geographic area larger than that served by a local area network or a metropolitan area network, and that may use or provide public communication facilities.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Multi-Tech Systems MTASR3-200 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Multi-Tech Systems MTASR3-200 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Multi-Tech Systems MTASR3-200 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Multi-Tech Systems MTASR3-200 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Multi-Tech Systems MTASR3-200, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Multi-Tech Systems MTASR3-200.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Multi-Tech Systems MTASR3-200. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Multi-Tech Systems MTASR3-200 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
