Manuel d'utilisation / d'entretien du produit MVP120 du fabricant Multi-Tech Systems
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100 V oice / Fax over IP Networks V oice/Fax Over IP Networks Model MVP120 H.323 Mode User Guide.
User Guide MultiVOIP Series 100 - Model MVP120 S0000223 Revision A Copyright 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 © 2001, by Multi-Tech Systems, Inc.
Multi-T ech Systems, Inc. MultiVOIP User Guide 3 Contents Chapter 1 - Introduction to the MultiVOIP ................................................................................ 6 Preview of This Guide ..............................................
Multi-T ech Systems, Inc. MultiVOIP User Guide 4 Chapter 8 - Remote Configuration and Management ............................................................ 68 Modem-Based ..............................................................................
100 V oice / Fax over IP Networks Chapter 1 Introduction to the MultiVOIP.
6 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 1 - Introduction to the MultiVOIP The MultiVOIP 100 (Model MVP120) allows analog voice and fax communication over a traditional IP network.
7 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide Preview of This Guide This guide describes the MultiVOIP and tells you how to make the cable connections, install the software, and configure it.
8 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide T ypical Application Before VOIP (V oice Over IP) technology existed, a sales office used a data connection to the Internet and a voice connection to the public telephone network.
9 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide The H.323 Gatekeeper acts as the central point for all calls within its zone and provides call control services to registered endpoints.
10 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide you use the same port number . The Gatekeeper administrator will then enter your information into the Gatekeeper data base. This concludes the preregisteration.
11 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide Again, the corporate MultiVOIP IP Address needs to be added. The port number is 1720. This adds phone number 101 of the corporate MultiVOIP to the proprietary database.
12 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide Similarly , if a person at the Remote Sales office picked up extension 201 and dialed extension 101, the Mul.
13 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide Back Panel Description The cable connections for the MVP120 are made at the back panel. Connectors include Power , Ethernet, Command Port (RJ-45), and FXO V oice/Fax Channel.
14 Chapter 1 - Introduction to the MultiVOIP Multi-T ech Systems, Inc. MultiVOIP User Guide Specifications • One 4 MB DRAM (1 Meg by 32-bit, 70 nanosecond SIMM) Caution: SIMM speed and size cannot be mixed • T wo Megabytes of flash memory Ethernet Port • Single Ethernet Interface - 10Base-T (twisted pair) keyed RJ-45 connector .
100 V oice / Fax over IP Networks Chapter 2 Installation.
16 Chapter 2 - Installation Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 2 - Installation Overview of the Installation Process The basic steps of installing your MVP120 network involve unpac.
17 Chapter 2 - Installation Multi-T ech Systems, Inc. MultiVOIP User Guide Unpacking Y our MVP120 Remove all items from the box. M A D E I N U . S . A M A D E IN U .S . A www.multitech.com Voice/Fax over IP Networks CL Unpacking T elecom Safety W arning 1.
18 Chapter 2 - Installation Multi-T ech Systems, Inc. MultiVOIP User Guide Cabling Y our MVP120 Cabling your MVP120 involves making the proper Power , Command Port, and Network connections. The graphic below shows the back panel connectors and the associated cable connections.
100 V oice / Fax over IP Networks Chapter 3 Installing the MVP120 Software.
20 Chapter 3 - Installing the MVP120 Software Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 3 - Installing the MVP120 Software The section covers the software installation. Note that not every screen or option in the process is included in this chapter .
21 Chapter 3 - Installing the MVP120 Software Multi-T ech Systems, Inc. MultiVOIP User Guide Press Enter or click Next to continue. 5. The Choose Destination Location dialog box displays. Follow the on-screen instructions. Y ou can either choose the Destination Location of your MVP120 software or select the default destination by clicking Next .
22 Chapter 3 - Installing the MVP120 Software Multi-T ech Systems, Inc. MultiVOIP User Guide Click OK to continue. 8. The Setup Complete dialog displays. Click Finish to continue. 9. The following message displays: Click Ye s to continue. 10. The following message displays.
100 V oice / Fax over IP Networks Chapter 4 Configuring the Master MultiVOIP.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 24 Chapter 4 - Configuring the Master MultiVOIP The following steps provide instructions for configuring your MVP120. The configuration sequence includes IP Protocol default setup, Channel setup, and Phone Directory Database setup.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 25 15. The Ring Count FXO box enables you to set the number of rings received on the FXO interface before hanging up and releasing the line to another call. The default setting is 2 rings.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 26 If you changed the voice coder , ensure that the same voice coder is used on the voice/ fax channel you are calling. Otherwise, you will always get a busy signal.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 27 The Jitter V alue defines the average inter-arrival packet deviation (in milliseconds) before the call is automatically disconnected.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 28 enables you to select either the GateKeeper or Proprietary PhoneBook.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 29 30. Accept the default Port Number 1719 . CAUTION : The default setting for the Gatekeeper Port Number is 1719 . This can be changed to a different value by the Gatekeeper administrator .
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 30 37. Click OK when you are finished and the Phone Directory Database dialog box displays with the first entry in the window . 38. Click OK . 39. The following dialog box displays.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 31 Building a Proprietary Phonebook Directory Note: This section starts at Step 27 as it is a continuation from Step 26 on pages 27-28. 27. T o build your proprietary MVP120 Phone Directory (in an H.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 32 29. Enter a unique phone number for the local VOIP in the Phone Number box and enter 1 for the V oice/Fax channel in the V oice Channel box. This number must be 1 for each MVP120.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 33 33. Add all other phone numbers (slave units and standalone units) to the Phone Directory database. T o add a channel of a slave MultiVOIP , click Add and the Add/Edit Phone Entry dialog box displays.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 34 38. T o configure a stand-alone endpoint (a PC with NetMeeting software), click Add and the Add/Edit Phone Entry dialog box displays again. 39. Enter the phone number for the stand-alone endpoint in the Station Information group Phone Number box.
Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 4 - Configuring the Master MultiVOIP 35 43. When you have finished, click OK to download the setup configuration to the MVP120. 44. Click OK . After the setup is written to the MVP120, the unit reboots.
100 V oice / Fax over IP Networks Chapter 5 Configuring the Slave MultiVOIPs.
37 Chapter 5 - Configuring the Slave MultiVOIPs Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 5 - Configuring the Slave MultiVOIPs If the Proprietary Phonebook option on the Phone Directory Database dialog box was enabled, then you will need to configure all remote H.
38 Chapter 5 - Configuring the Slave MultiVOIPs Multi-T ech Systems, Inc. MultiVOIP User Guide 4. In the Port Address group, enter the IP Address and IP Mask .
39 Chapter 5 - Configuring the Slave MultiVOIPs Multi-T ech Systems, Inc. MultiVOIP User Guide 7. The V oice/Fax tab displays the parameters for the voice gain, DTMF (Dual T one Multi- Frequency) gain, voice coder , faxing, and advanced features such as Silence Compression, Echo Cancellation, and Forward Error Correction.
40 Chapter 5 - Configuring the Slave MultiVOIPs Multi-T ech Systems, Inc. MultiVOIP User Guide 1 1. Y ou can enable the voice/fax advanced features by clicking (checking) the silence compression, echo cancellation, or forward error correction options.
41 Chapter 5 - Configuring the Slave MultiVOIPs Multi-T ech Systems, Inc. MultiVOIP User Guide Call Duration defines the maximum length of time (in seconds) that a call remains connected before the call is automatically disconnected. The default setting is 180 seconds.
42 Chapter 5 - Configuring the Slave MultiVOIPs Multi-T ech Systems, Inc. MultiVOIP User Guide Note : After you have enabled the Slave option, the Slave Status button is replaced by the Update button. Once your Phone Directory database has been established, you can click this button to refresh the entries in the Phone Directory Database window .
100 V oice / Fax over IP Networks Chapter 6 Deploying the VOIP Network.
44 Chapter 6 - Deploying the VOIP Network Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 6 - Deploying the VOIP Network For a Proprietary Phone Directory database, the VOIP administrator can deploy the pre- configured slave MVP120s to their remote sites.
100 V oice / Fax over IP Networks Chapter 7 Using the MultiVOIP Software.
46 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 7 - Using the MultiVOIP Software This chapter describes various features of the MVP120 software that enable you to change the configuration of your MVP120.
47 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide MVP120 Configuration The MVP120 Setup menu consists of 10 buttons, an Events window in the middle of the menu, and a status bar at the bottom of the menu.
48 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Changing Channel Parameters The channel parameters include the interface type and its options, voice and fax settings, billing and security , and voice communications for the country and region in which the MVP120 is operating.
49 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide For FXO-to-FXO communications, you can enable a specific kind of FXO Disconnect Options: Current Loss , T one Detection , or Silence Detection . Check with your in-house phone personnel to verify the type of disconnect to use.
50 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide The Fax group enables a fax machine to transmit and receive faxes through the MVP120. If a fax machine is connected to the via PBX port or PTSN, the Max Baud Rate should be set to match the baud rate of the fax machine (refer to user documentation).
51 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Billing Options can be used to track the cost of Inbound and/or Outbound calls on the FXO interface. The amount to be charged in cents is entered in the Charge ( ) Cents box together with the associated time duration in the Per ( ) Seconds box.
52 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Changing the Phone Directory Database The MultiVOIP provides two phone directory database architectures; the propreitary database and a database using an H.323 protocol gatekeeper that provides a centralized call control center .
53 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Proprietary Phone Directory Database In the Proprietary Phone Directory Database , you can add, delete, or edit any entry in the phone directory database and you can set up Hunt groups that locate another phone number if the called number is busy .
54 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide The Station Identificatio n group enables you to assign the entry to a Hunt Group, provide the IP Address of the MultiVOIP being assigned the phone number , and accept the H.
55 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Gatekeeper Phone Directory Database With the Gatekeeper Phone Directory Database, the Gatekeeper acts as the central point for all calls within its zone and provides call control services to registered endpoints.
The Add/Edit Phone Entry dialog box contains two groups of information: 1. Station Information which contains the phone number , description window which can be left blank, and the voice channel number .
57 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Changing IP Parameters The IP Setup dialog box establishes the IP address for the local Ethernet LAN and defines the Internet gateway address. The IP Setup dialog box is accessed by clicking IP on the MVP120 Main menu.
58 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide The Frame T ype list enables you to change the Ethernet Frame T ype so that it matches your IP network. If the current entry does not match your IP network, select the Frame T ype from the Frame T ype list.
59 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Applications Setup Clicking Others on the Setup menu displays the Applications Setup dialog box.
60 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide V iewing Statistics The Statistics dialog box enables you to view statistics for major events of the MVP120 operation. This dialog box is accessed by clicking Statistics on the MVP120 Main menu.
61 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide connecting to the MVP120 ’ s web server , you would look under the TCP section to see if any connections are being established. If not, that may indicate the web server is not enabled.
62 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide V iewing Logs The Log Entries dialog box displays a chronological history of all calls into and out of this unit. This dialog box is opened by clicking Logs on the Statistics dialog box.
63 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide V iewing Channel T otals The Channel T otals dialog box displays Outgoing and Incoming calls with their Attempted and Completed numbers for each channel on this MVP120.
64 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Upgrade Procedures Whenever you upgrade your version of the MVP120 software, you must first install the new software on your PC. Then use the Upgrade Software function, the Factory Defaults, or download the Firmware, the V oice Coders, and the H.
65 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide 5. Click OK when finished. The Checking MultiVOIP dialog box displays. When you click OK in this box, theThe MultiVOIP firmware, voice coders, and H.323 stack are downloaded, and then the MVP120 reboots.
66 Chapter 7 - Using the MultiVOIP Software Multi-T ech Systems, Inc. MultiVOIP User Guide Manual Upgrade Procedure Follow this procedure only if you want to manually upgrade your MultiVOIP . Note : Steps 4-8 may be performed via the command port or over IP .
100 V oice / Fax over IP Networks Chapter 8 Remote Configuration and Management.
68 Chapter 8 - Remote Configuration and Management Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 8 - Remote Configuration and Management This chapter provides procedures for viewing or changing the configuration of a remote unit.
69 Chapter 8 - Remote Configuration and Management Multi-T ech Systems, Inc. MultiVOIP User Guide In the Dial String box, enter the A T command for dialing (A TDT) plus the phone number of the remote MVP120.
70 Chapter 8 - Remote Configuration and Management Multi-T ech Systems, Inc. MultiVOIP User Guide LAN-Based The LAN-based remote configuration requires a Windows Sockets compliant TCP/IP stack. TCP/IP protocol software must be installed and functional before the configuration program can be used.
71 Chapter 8 - Remote Configuration and Management Multi-T ech Systems, Inc. MultiVOIP User Guide 7. After you have changed the configuration of the remote MultiVOIP , click Download Setup to update the configuration. The remote MultiVOIP will be brought down, the new configuration written to the unit, and the unit will reboot.
72 Chapter 8 - Remote Configuration and Management Multi-T ech Systems, Inc. MultiVOIP User Guide T elnet A typical T elnet client application is described next. The MVP120 has a built-in T elnet Server that enables T elnet client PCs to access the MVP120.
73 Chapter 8 - Remote Configuration and Management Multi-T ech Systems, Inc. MultiVOIP User Guide W eb Management The MVP120 can be accessed, via a standard Web browser , from anywhere on the connected Internet.
100 V oice / Fax over IP Networks Chapter 9 W arranty , Service, and T echnical Support.
75 Chapter 9 - W arranty , Service, and T echnical Support Multi-T ech Systems, Inc. MultiVOIP User Guide Chapter 9 - W arranty , Service, and T echnical Support This chapter starts out with statements about your MVP120 2-year warranty . The next section, T ech Support, should be read carefully if you have questions or problems with your MVP120.
76 Chapter 9 - W arranty , Service, and T echnical Support Multi-T ech Systems, Inc. MultiVOIP User Guide Please direct your questions regarding technical matters, product configuration, verification that the product is defective, etc., to our T echnical Support department at (800) 972-2439 or email tsupport@multitech.
77 Chapter 9 - W arranty , Service, and T echnical Support Multi-T ech Systems, Inc. MultiVOIP User Guide Service If your tech support specialist decides that service is required, your MVP120 may be sent (freight prepaid) to our factory . Return shipping charges will be paid by Multi-T ech Systems.
78 Chapter 9 - W arranty , Service, and T echnical Support Multi-T ech Systems, Inc. MultiVOIP User Guide T echnical 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.
100 V oice / Fax over IP Networks Appendixes.
80 Appendix A - TCP/IP Description Multi-T ech Systems, Inc. MultiVOIP User Guide Appendix A - TCP/IP Description TCP/IP (T ransmission Control Protocol/Internet Protocol) is a protocol suite and related applications developed for the U.
81 Appendix A - TCP/IP Description Multi-T ech Systems, Inc. MultiVOIP User Guide UDP , described in RFC 768 (ftp://ds.internic.net/rfc/rfc768.txt) provides an end-to-end datagram (connectionless) service.
82 Appendix A - TCP/IP Description Multi-T ech Systems, Inc. MultiVOIP User Guide 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.
83 Appendix B - Cabling Diagrams Multi-T ech Systems, Inc. MultiVOIP User Guide Appendix B - Cabling Diagrams Command Port Cable 1 2 3 4 5 6 7 8 PIN NO. 4 7 8 3 2 6 1 5 1 2 3 4 5 6 7 8 T o DTE Device (PC) CLEAR TO SEND TRANSMIT DA T A RECEIVE DA T A SIGNAL GROUND PIN NO.
84 Appendix B - Cabling Diagrams Multi-T ech Systems, Inc. MultiVOIP User Guide Remote Configuration Cable Receive Data (RX) T ransmit Data (TX) Signal Ground Request to Send (RTS) 9-Pin Male 2 3 5 8 25-Pin Male 2 3 7 4 T o Command port adapter cable T o DCE Device (e.
85 Appendix C - Regulatory Information Multi-T ech Systems, Inc. MultiVOIP User Guide Appendix C - Regulatory Information Class A Statement FCC Part 15 NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
86 Appendix C - Regulatory Information Multi-T ech Systems, Inc. MultiVOIP User Guide FCC Part 68 T elecom 1. This equipment complies with Part 68 of the Federal Communications Commission (FCC) rules.
87 Appendix C - Regulatory Information Multi-T ech Systems, Inc. MultiVOIP User Guide Canadian Limitations Notice Ringer Equivalence Number 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 phone interface.
100 V oice / Fax over IP Networks Glossary.
89 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Glossary A Access: The T1 line element made up of two pairs of wire that the phone company brings to the customer premises. The Access portion ends with a connection at the local telco (LEC or RBOC).
90 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Backward Explicit Congestion Notification (BECN): A bit that tells you that a certain frame on a particular logical connection has encountered heavy traffic.
91 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Centrex: A multi-line service offered by operating telcos which provides, from the telco CO, functions and features comparable to those of a PBX for large business users. See also "Private Branch Exchange", "Exchange".
Data Communications Equipment (DCE): Any device which serves as the portal of entry from the user equipment to a telecom- munications facility. A modem is a DCE for the phone network (PSTN) that is commonly on site at the user ’ s premises. Packet Switched Networks have another level of DCE which is most often located at a central office.
93 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide EIA: The Electronics Industries Association is a trade organization in Washington, DC that sets standard for use of its member companies.
Foreign Exchange Station (FXS): See FX, FXO. To generate a call from the computer telephony system to the POTS set, a FXS connection must be configured. Forward Explicit Congestion Notification (FECN): A bit that tells you that a certain frame on a particular logical connection has encountered heavy traffic.
95 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Inter Exchange Carrier (IEC): The long distance company (LE) who's central office provides the point of reference for T1 access. Any common carrier authorized by the FCC to carry customer transmissions between LATAs.
Local Access and Transport Area (LATA): A post-divestiture geographical area generally equivalent to a Standard Metropolitan Statistical Area. At divestiture, the territory served by the Bell system was divided into approximately 161 LATAs. The Bell Operating Companies (BOCs) provide Intra-LATA services.
97 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Network: A group of computers connected by cables or other means and using software that enables them to share equipment, such as printers and disk drives to exchange information. Node: Any point within a network which has been assigned an address.
PRI (Primary Rate Interface): Used on ISDN. In North America, and Japan, PRI is one 64Kbps D channel and 23 B channels. Elsewhere, it is one D channel and 30 B channels.
99 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Router: A device that connects two networks using the same networking protocol. It operates at the Network Layer (Layer 3) of the OSI model for forwarding decisions.
100 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide T Tariff: The rate/availability schedule for telephone and ISDN services from a regulated service provider. TCP/IP: A set of communication protocols that support peer-to-peer connectivity functions for both local and wide area networks.
101 Glossary Multi-T ech Systems, Inc. MultiVOIP User Guide Trunk: A communication line between two switching systems or offices. Central office trunks connect a PBX to the switching system at the central office.
102 Index Index A About the Internet ........................................... 78 Accessories, ordering ..................................... 77 Add/Edit Phone Entry ..................................... 31 Applications setup, changing .............
103 Index L LAN cable, diagram ........................................ 83 LAN-based remote configuration .................... 70 LEDs 56K DSU RD ........................................................... 12 Ethernet CL ..............................
104 Index U UDP packets .................................................. 60 Uninstall ProxyServer configuration ............... 46 Unpacking your MVP120 ............................... 17 Upgrading software version ............................ 64 V Viewing statistics .
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Multi-Tech Systems MVP120 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Multi-Tech Systems MVP120 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Multi-Tech Systems MVP120, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Multi-Tech Systems MVP120 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Multi-Tech Systems MVP120, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Multi-Tech Systems MVP120.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Multi-Tech Systems MVP120. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Multi-Tech Systems MVP120 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
