Multi-Tech SystemsメーカーRF802EWの使用説明書/サービス説明書
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Model RF802EW Wireless Router/Access Point User Guide.
User Guide Wireless Router/Access Point P/N S0000178 Revision A This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-Tech Systems, Inc. All rights reserved. Copyright © 2001 by Multi Tech Systems, Inc.
iii Contents Chapter 1 - Introduction Introduction ................................................................................................................... ............................. 7 Front Panel ........................................
RouteFinder Monitor ............................................................................................................ ..................... 59 Running RouteFinder Monitor .....................................................................
Appendix B - T ools for your RF802EW ............................................................................................ ....... 109 RouteFinder Monitor .........................................................................................
Chapter 1 - Introduction.
7 Chapter 1 - Introduction Introduction Congratulations on the purchase of the Multi-T ech System’s RouteFinder model RF802EW , one of the finest broadband routers available today .
8 Chapter 1 - Introduction Front Panel RF802EW Front Panel Front Panel Description Link Lights when the LAN client is correctly connected to the 10/100 LAN. ACT Blinks when transmitting or receiving packets. LAN Lights when a successful connection to the 10/100 LAN is established.
9 Chapter 1 - Introduction T ypical Applications The following examples provide information about typical applications using the RF802EW . They describe using the RF802EW to connect a remote site via a cable modem, using the RF802EW to segment a local area network, and using the RF802EW to connect a LAN to the Internet using one shared IP address.
10 Chapter 1 - Introduction Specifications Hardware ARM RISC CPU 32 bit, 40MHZ 4MB DRAM and 512k Flash ROM UART Serial port controller LAN Port Interface: 1 10Base-T/100BaseTX RJ-45 Connection Standard: 802.3 W AN Ports 1 x 10Base-T 1 x RS232 (V .24) DTE Speed: Up to 230K asynchronous Wireless Access Point IEEE 802.
Chapter 2 - Hardware Installation.
12 Chapter 2 - Hardware Installation Hardware Installation Safety 1. Never install telephone wiring during a lightning storm. 2. Never install telephone jacks in a wet location unless the jack is specifically designed for wet locations. 3. This product is to be used with UL and cUL listed computers.
13 Chapter 2 - Hardware Installation Cabling Cabling your RouteFinder requires making the appropriate connections to PCs, Cable, or DSL modem, analog modem or ISDN T A (optional), AC power and the router .
Chapter 3 - Software Installation and Configuration.
15 Chapter 3 - Software Installation and Configuration Software Installation and Configuration Before beginning the installation process, ensure that your system meets all hardware and software requirements: • Intel 486 or higher processor . • 10/100 Base-T cable to connect the RF802EW to the network.
16 Chapter 3 - Software Installation and Configuration Using RouteFinder Setup Wizard Note: Before beginning this procedure, ensure that your RF802EW is properly connected to the network and that the power is turned on.
17 Chapter 3 - Software Installation and Configuration Record the values presented in the Device Information panel for later reference. Device IP Address ______________________ Device MAC Address ____________________ Device Firmware V ersion _________________ Click Next .
18 Chapter 3 - Software Installation and Configuration function only , or Enable Wireless Access Point + Router function . If you are using NA T Enabled, you may also select Enable PPPoE . • Select Enable Wireless Access Point function only to set AP ’ s IP manually or acquire an IP address from a DCHP server .
19 Chapter 3 - Software Installation and Configuration Select Enable PPPoE to use the RF802EW with a time-base, rather than fixed-cost DSL modem connection. Enter the User Name and Password provided by your ISP . This option is most often used when connecting via DSL to the Internet.
20 Chapter 3 - Software Installation and Configuration • Select IP Routing (NA T Enabled) to allow all users in the two IP segments (LAN and W AN Ethernet) to share one IP address to the Internet. Y ou may also select this option to use the serial async port for dial backup in the event the DSL or cable modem becomes unavailable.
21 Chapter 3 - Software Installation and Configuration • V ariable Callback : Select V ariable Callback for remote users that travel or dial-in from various locations and need callback security . This option allows clients to specify the callback telephone number each time they connect to the network.
22 Chapter 3 - Software Installation and Configuration IP Routing (NAT Enabled) and IP Routing (NAT Disabled) If you select IP Routing for the asynchronous port, the Setup W izard: IP Routing dialog box displays.
23 Chapter 3 - Software Installation and Configuration 1 1. The Setup Wizard: Modem Settings dialog box displays. The final step in configuring your RF802EW for basic operations is to define your modem Manufacturer , Model and the DTE baudrate or speed of communication between the RF802EW ’ s serial async port and your modem or ISDN T A.
24 Chapter 3 - Software Installation and Configuration 15. The Check List dialog box displays summarizing your configuration selections. Ensure that all values have been correctly entered. If you find an incorrect setting, click Back to return to the screen containing the error and correct it.
Chapter 4 - T elnet.
26 Chapter 4 - T elnet Using T elnet to Configure your RouteFinder T elnet is a telecommunications software utility which allows you to access a remote device. The RouteFinder RF802EW has a built-in T elnet Server that enables a T elnet client to remotely configure the device using a menu system.
27 Chapter 4 - T elnet Router IP Address Enter the IP address assigned to the RF802EW on your local network. The new address will take effect after you have selected Save and Restart Server . Router Subnet Mask Enter the subnet mask for your local network.
28 Chapter 4 - T elnet Async Port Settings The async port may be used for IP Routing or Remote access . For more information, see the Async Port section of the RouteFinder Manager chapter .
29 Chapter 4 - T elnet Assign Remote IP Select Enable or Disable. If you select Enable, you will be prompted to enter an address to be assigned to the remote system.
30 Chapter 4 - T elnet RADIUS Server Select Enable to configure remote users to authenticate on a RADIUS Server . RADIUS Access Server IP Enter the IP address of the RADIUS Access server. RADIUS Accounting Server IP Enter the IP address of the RADIUS Accounting server .
31 Chapter 4 - T elnet Diagnostic The Diagnostic option performs basic testing of the RouteFinder , displays information about your firmware and offers options for assigning the LAN and W AN MAC addresses as may be required by your ISP . T ype any key to return to the main menu.
Chapter 5 - RouteFinder Manager.
33 Chapter 5 - RouteFinder Manager RouteFinder Manager RouteFinder manager is the main program used to configure all the settings of your RF802EW . 1. T o run RouteFinder Manager , double-click the RouteFinder Manager icon on your desktop, or click Start | Programs | RouteFinder Manager | RouteFinder Manager .
34 Chapter 5 - RouteFinder Manager General Settings After selecting your device from the A vailable Devices list, click General Settings to view or change all of the major network settings for the RF802EW including LAN and W AN Ethernet segment settings, DNS information, IP Routing, and Remote Access settings.
35 Chapter 5 - RouteFinder Manager LAN Ethernet Segment Server IP address This IP address is the internal LAN IP address of the RF802EW . The address entered into the Setup Wizard is displayed here (for example, 192.168.2.1). Server IP Netmask The RF802EW subnet mask generally can be left at the default value of 255.
36 Chapter 5 - RouteFinder Manager 3. The IP Routing Settings dialog box displays. IP Routing (NAT Enabled) If NA T is enabled, all local users will be firewall protected and will share one IP address through the Async port. Enter values in the fields as described: T el Number Enter the phone number required to access your ISP .
37 Chapter 5 - RouteFinder Manager Allow Remote Dial-In This option allows a remote site to dial-in to this network. 1. From the IP Routing Settings dialog box, select Allow Remote Dial-In . 2. Click Remote Authentication Settings . 3. The Remote Connection Authentication dialog box displays.
38 Chapter 5 - RouteFinder Manager Remote Connection Authentication Settings When you select Allow Remote Dial-in, you must determine the method that remote users must use to be authenticated on your system.
39 Chapter 5 - RouteFinder Manager Assign a specific IP address for this user Select this option if you would like to have a specific IP address assigned to this user .
40 Chapter 5 - RouteFinder Manager Remote Access Settings 1. From the General Settings dialog box, select the Remote Access option and click Remote Access Settings . 2. The Remote Access Settings dialog box displays. Enter the following: IP Assigned Method for Remote Clients A remote client must have an IP address to connect to the network.
41 Chapter 5 - RouteFinder Manager Enable IP Mapping - V irtual Server IP Mapping is available only when NA T is enabled. If NA T is enabled for a particular port, that port is firewall protected. The Enable IP Mapping function allows you to open a “ hole ” in your firewall to allow access to your LAN via the Internet.
42 Chapter 5 - RouteFinder Manager Port Settings The Modem Settings options are used to configure the communication between your modem or ISDN T A and your RouteFinder serial port. Y ou must specify the baudrate, modem and modem string settings for your device.
43 Chapter 5 - RouteFinder Manager Edit Login Script for Remote Access 1. From the Port Settings , click Edit Login Script . 2. The login Script dialog box displays.
44 Chapter 5 - RouteFinder Manager login script. W ait ‘ CONNECT ’ The Modem will wait for CONNECT to display before moving to the next command. W ait ‘ CONNECT 6 ’ Modem will wait for “ CONNECT ” to display before moving to the next command.
45 Chapter 5 - RouteFinder Manager 12 Hangup Hangs up Modem 13 Send ‘ A T S0=1 ’ Sends initial string ‘ A T SO=1 ’ to modem 14 Send ‘ A TDT 8885678 ’ Dials phone number 888-5678 (ISP #2) 15 W ait ‘ Connect ’ 23 W aits for ISP to send reply ‘ CONNECT ’ .
46 Chapter 5 - RouteFinder Manager Individual Port Options Individual Port Options lets you set the idle-timeout function for each serial port of the RouteFinder . Y ou can set the number of minutes you wish to allow a connection to stay idle before disconnection.
47 Chapter 5 - RouteFinder Manager IP Address Pool The IP Address Pool contains the range of IP addresses that will be automatically assigned to the clients of your network as they connect to the network. Note : By default, the IP address pool range is from 100 to 200.
48 Chapter 5 - RouteFinder Manager Routing Settings Routing is the process of moving a packet of data from source to destination. The RF802EW acts as a router to enable messages to pass from one computer to another and eventually reach the target machine.
49 Chapter 5 - RouteFinder Manager Routing T able The routing table stores the routing information so that the RF802EW knows how to route the IP packets to the proper network. WAN Ethernet 192.168.3.1 LAN Ethernet 192.168.5.1 WAN Ethernet 192.168.5.254 LAN Ethernet 172.
50 Chapter 5 - RouteFinder Manager Filter Settings Y ou can use Filter Settings to choose which packets are allowed to enter the network and which packets will be blocked. Filter Settings can be used to filter network services such as Mail, WWW , FTP , T elnet and News.
51 Chapter 5 - RouteFinder Manager Note: Level one is the highest level, level sixteen is the lowest privilege level. Example: Let ’ s say you configure a filter rule for IP address 192.168.100.72 with a privilege level of 16 to Pass using socket number 80.
52 Chapter 5 - RouteFinder Manager The filter works by filtering TCP/IP port numbers. The 5 most commonly used port numbers are listed for you. They include the port numbers for Mail, WWW , FTP , T elnet and News. If you would like to filter other services, you must know the port number for the service.
53 Chapter 5 - RouteFinder Manager Wireless Settings Click Wireless Settings in the RouteFinder Manager menu to open the Wireless Settings dialog box. Y ou can enter the ESSID and Channel number for your wireless router . All wireless workstations must use the same ESSID.
54 Chapter 5 - RouteFinder Manager Refresh Device List 1. From the main Manager dialog box, click Refresh Device List to search the LAN for available network devices and display them in the A vailable Devices list. Note: If a device does not appear in the list, click Refresh Device List again to determine if the device will appear on the list.
55 Chapter 5 - RouteFinder Manager Note: Entering a password is strongly recommended to protect your RouteFinder from unauthorized reconfiguration. If you enter a password, ensure you have selected something that will be easy to remember or write it down and store it in a safe location.
56 Chapter 5 - RouteFinder Manager click then navigate to and select the file. 6. Click OK to load and apply the settings to the RouteFinder . Upgrade Firmware W arning: Upgrade the firmware of your RouteFinder RF802EW only under the advice and direction of the Multi-T ech T echnical Support Group.
57 Chapter 5 - RouteFinder Manager General Diagnostic The General Diagnostic option displays network device information and allows you to determine if the RF802EW is functioning properly . 1. From the main Manager dialog box, click General Diagnostic .
Chapter 6 - RouteFinder Monitor.
59 Chapter 6 - RouteFinder Monitor RouteFinder Monitor RouteFinder Monitor is a utility that provides both monitoring and troubleshooting functions. Running RouteFinder Monitor 1. Click on the RouteFinder Monitor icon, or select Start | Programs | RouteFinder Manager | RouteFinder Monitor .
60 Chapter 6 - RouteFinder Monitor 4. The monitor display window displays the actions of the test. 5. T o terminate the connection, refer to the T erminate Connection instructions which follow .
61 Chapter 6 - RouteFinder Monitor Save Now If you want to save the monitor display at any point in time, select the monitor you want to save to a file (TCP/IP , Event Message). Select the File Name and File Directory to which you ’ d like to save the file and click Save .
62 Chapter 6 - RouteFinder Monitor 3. Enter each computer ’ s IP Address and associated User Name in the provided fields. 4. Click Add after each IP address and name have been added to the list. 5. When all addresses have been added, click OK . Event Messages Event Messages are displayed in the lower half of the RouteFinder Monitor display .
63 Chapter 6 - RouteFinder Monitor T ime T ab The T ime T ab provides information about the amount of time the device has been powered on, the total connection time, the current connection time and the amount of data transferred and received. 1. From the main RouteFinder Monitor dialog box, click the Time tab.
64 Chapter 6 - RouteFinder Monitor Status T ab The Status tab provides information about the status of the W AN Ethernet and Async ports. 1. From the RouteFinder Monitor dialog box, click the Status tab.
65 Chapter 5 - RouteFinder Manager Statistics T ab The Statistics tab indicates, by port, how many bytes of data have come in and out through the RouteFinder .. 1. From the RouteFinder Monitor dialog box, click the Statistics tab. 2. The Statistics tab dialog box displays.
Chapter 7 - LAN Client Settings.
67 Chapter 7 - LAN Client Settings LAN Client Settings In order for a computer to access the Internet, the TCP/IP protocol must be installed on the computer . Computers on your local LAN as well as computers dialing in to your network may use dynamic or static IP addresses.
68 Chapter 7 - LAN Client Settings Adding the dial-up adapter (NT Server Connection): Windows 95/98: 1. Click Start | Settings | Control Panel . 2. Double-click the Network icon to open the Network dialog box. Win95 Win98 3. Click Add. T he Select Network Component T ype dialog box opens.
69 Chapter 7 - LAN Client Settings 5. In the Manufacturers list, select Microsoft . In the Network Adapter s list select Dial-up adapter . 6. Click OK (twice) to return to, and then close, the Network dialog box.
70 Chapter 7 - LAN Client Settings Adding Client for Microsoft Networks (NT Server Connection): Windows 95/98: 1. In the Network dialog box, Configuration tab, click Add . 2. Select Network Client and click Add . 3. The Select Network Client dialog box displays.
71 Chapter 7 - LAN Client Settings Set Your Primary Network Logon (NT Server Connection): Windows 95/98: 1. In the Primary Network Logon list on the Configuration tab of the Network dialog box, select (the previously installed) Client for Microsoft Networks .
72 Chapter 7 - LAN Client Settings Network Client Windows 95/98: 1. In the Network dialog box, Configuration tab, select Client for Microsoft Networks . 2. Click Properties . The Client for Microsoft Networks Properties dialog box opens. 3. On the General tab, select the Log on to Windows NT domain check box .
73 Chapter 7 - LAN Client Settings Access Windows 95/98: 1. In the Network dialog box, click the Access Control tab. 2. Select Share-Level access control . 3. Click OK twice to return to, and then close, the Network dialog box. Note: Y ou must restart your system for the new settings to take effect.
74 Chapter 7 - LAN Client Settings Dial in to your network (NT Server Connection): Windows 95/98: 1. Y ou are ready to dial in to your network. 2. Double-click the new connection icon. The Connect T o dialog box opens. 3. Enter the user name (if necessary) and password configured for you on the RF802EW .
75 Chapter 7 - LAN Client Settings 3. Click Add . The Select Network Component T ype dialog box opens. 4. Select Adapter , then click Add . The Select Network adapters dialog box opens. Win95/98 5. In the Manufacturers list, select Microsoft . In the Network Adapters list select Dial-up adapter .
76 Chapter 7 - LAN Client Settings Adding IPX/SPX (Novell Server Connection): Windows 95/98: 1. In the Network dialog box, Configuration tab, click Add . The Select Network Component T ype dialog box opens. 2. Select Protocol and click Add . The Select Network Protocol dialog box opens.
77 Chapter 7 - LAN Client Settings Adding Client for NetWare Networks (Novell Server Connection): Windows 95/98: 1. In the Network dialog box, Configuration tab, click Add . 2. Select Network Client and click Add . 3. The Select Network Client dialog box displays.
78 Chapter 7 - LAN Client Settings 7. Click Properties . 8. On the General tab, in the Preferred server box, enter the name of your Novell Server Domain. If necessary , select the First Network Drive , then verify that the Enable logon script processing check box is selected.
79 Chapter 7 - LAN Client Settings Set Your Access Control (Novell Server Connection) Windows 95/98: 1. In the Network dialog box, select the Access Control tab. 2. In the Control Access to shared resources using list, select Share-Level Access Control .
80 Chapter 7 - LAN Client Settings Accessing a Windows NT Server and a Novell NetW are Server Note: Before configuring your remote site, ensure TCP/IP has been installed on your NT Server . Perform the following procedures if your PC workstation needs to access both a Windows NT Server and a Novel NetW are Server .
81 Chapter 7 - LAN Client Settings 4. Select Adapter , then click Add . The Select Network adapters dialog box opens. Win95/98 WinNT 5. (Win95/98 only) In the Manufacturers list, select Microsoft . In the Network Adapters list select Dial-up adapter .
82 Chapter 7 - LAN Client Settings Adding Client for Microsoft Networks (Novell/NT Server Connection): Windows 95/98: 1. In the Network dialog box, Configuration tab, click Add . 2. Select Network Client and click Add . 3. The Select Network Client dialog box displays.
83 Chapter 7 - LAN Client Settings Adding IPX/SPX (Novell/NT Server Connection) Windows 95/98: 1. In the Network dialog box, Configuration tab, click Add . The Select Network Component T ype dialog box opens. 2. Select Protocol and click Add . The Select Network Protocol dialog box opens.
84 Chapter 7 - LAN Client Settings Adding Client for NetWare Networks (Novell/NT Server Connection) Windows 95/98: 1. In the Network dialog box, Configuration tab, click Add . 2. Select Network Client and click Add . 3. The Select Network Client dialog box displays.
85 Chapter 7 - LAN Client Settings Set Up Properties of Components (Novell/NT Server Connection): Dial-up Adapter Windows 95/98 1. In the Network dialog box, Configuration tab, select the TCP/IP - Dial-up adapter . 2. Click Properties . The TCP/IP Properties dialog box opens with the IP Address tab selected.
86 Chapter 7 - LAN Client Settings 7. Click Properties . 8. On the General tab, in the Preferred server box, enter the name of your Novell Server Domain. Select the First Network Drive and Enable Logon Script processing . 9. Click OK . Network Protocol Windows 95/98: 1.
87 Chapter 7 - LAN Client Settings 3. Enter a name and description for your computer . 4. Click OK . Set Y our Access Control: Windows 95/98: 1. In the Network dialog box, select the Access Control tab. 2. Select the Share-Level access control option.
88 Chapter 7 - LAN Client Settings Set Dial-up type (NT/Novell Server Connection) Windows 95/98: 1. Right-click the newly created connection icon, then click Properties ; the My Connection dialog box opens. 2. On the General tab, click Server T ype . The Server T ypes dialog box opens.
89 Chapter 7 - LAN Client Settings 3. Click Add . The Select Network Component T ype dialog box opens. 4. Select Adapter , then click Add . The Select Network adapters dialog box opens. Win95/98 5. In the Manufacturers list, select Microsoft . In the Network Adapters list, select Dial-up adapter .
90 Chapter 7 - LAN Client Settings Adding TCP/IP (Unix Server Connection) Windows 95/98/NT: 1. In the Network dialog box, Configuration tab, click Add . 2. Select Protocol and click Add . 3. The Select Network Protocol dialog box is displayed. In the Manufacturers list [Win95 only], select Microsoft .
91 Chapter 7 - LAN Client Settings Make Your New Connection (Unix Server Connection) Windows 95/98: 1. Double-click My Computer . 2. Double-click the Dial-Up Networking folder . 3. Double-click Make New Connection (or Add New Connection , Win98). 4. Follow the on-screen instructions to configure your connection.
92 Chapter 7 - LAN Client Settings Make New Connection (Windows 2000 only) Perform the following procedures to prepare your Windows 2000 PC workstation to access any of the remote Servers and enable applications such as e-mail, W eb browsing, file sharing, and printing.
Chapter 8 LAN-to-LAN Settings.
94 Chapter 8 - LAN-to-LAN Settings LAN-to-LAN Settings Setting up LAN-to-LAN Routing The majority of settings for LAN-to-LAN Routing are set up through RouteFinder Wizard or RouteFinder Manager when IP routing (NA T disabled) is configured.
95 Chapter 7 - LAN Client Settings Note: If the computer you are attempting to access is on a remote LAN, you may need to press Find Now more than once while you wait for your network device to establish a dial-up connection to your remote LAN. Using LMHosts Important: Each computer on the LAN must have a copy of this lookup table.
Chapter 9 - T roubleshooting.
97 Chapter 9 - T roubleshooting T roubleshooting This chapter provides a list of common problems encountered while installing, configuring or administering the RF802EW .
98 Chapter 9 - T roubleshooting Problem #3 The RouteFinder is connected to the Cable/DSL, but has problems accessing the Internet . • Ensure the workstation has TCP/IP properly configured.
99 Chapter 9 - T roubleshooting • If the scenario described above does not fit your situation, use RouteFinder monitor to view all events that are taking place between the modem and your ISP as you attempt to make a connection (a busy signal). Problem #8 After installing my RF802EW , my modem connection seems to be slower .
Chapter 10 - Service, W arranty and T echnical Support.
101 Chapter 10 - Service, W arranty and T echnical Support Introduction This chapter begins with the terms of your RouteFinder ’ s warranty . In the Software User License Agreement section, you will find details about your software license agreement with Multi-T ech Systems.
102 Chapter 10 - Service, W arranty and T echnical Support abuse, or user-caused damages are billed on a time-plus-materials basis. Addendum for International Products Distributors should contact Amex, Inc., for information about the repairs for your Multi-T ech product.
103 Chapter 10 - Service, W arranty and T echnical Support Software User License Agreement IMPORTANT - READ BEFORE OPENING THE SOFTWARE PACKAGE This license agreement is a legal agreement between you (either an individual or a single entity) and Multi-T ech Systems, Inc.
104 Chapter 10 - Service, W arranty and T echnical Support 4. WARRANTY. MTS warrants that the software will perform substantially in accordance to the product specifications in effect at the time of receipt by Customer. If it fails to perform accordingly, MTS will optionally repair any defect, or replace it.
105 Chapter 10 - Service, W arranty and T echnical Support T echnical Support Multi-T ech provides free technical support for as long as your product remains in service. Before calling T echnical Support, please read through the T roubleshooting chapter of this User Guide.
106 Chapter 10 - Service, W arranty and T echnical Support About the Internet Multi-T ech System ’ s is a commercial provider on the Internet. The Multi- T ech web site is located at http://ww w .multitech.com The Multi- T ech FTP site is located at ftp://ftp.
Appendixes.
108 Appendixes Appendix A - Regulatory Compliance Information Class B Statement FCC Part 15 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. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
109 Appendixes Appendix B - T ools for your RF802EW RouteFinder Monitor If you are having problems, the RouteFinder Monitor can be a valuable tool to assist in troubleshooting. Additional troubleshooting information is available through the on-line help screens.
110 Appendixes TRACERT TRACERT is an extensive PING utility that allows you to trace the route of an IP address. The utility reports the number of router hops, the time for each hop, and any failed attempts to cross a hop. The information provided by this utility assists you to locate the specific site of a failed PING.
111 Appendixes Appendix C - Cabling Diagrams WAN/LAN Cables WA N LAN Pin Circuit Signal Name 1 TD+ Data Transmit Positive 2 TD- Data T ransmit Negative 3 RD+ Data Receive Positive 6 RD- Data Receive N.
Glossary.
113 Glossary The following is a glossary of terms used in this manual: B Baudrate Baudrate refers to the number of bits per second (Bps) that are transmitted between your network device and modem or ISDN T A .
114 Glossary IP Addresses A computer on the Internet is identified by an IP Address. A computer ’ s IP address is like a telephone number . It identifies one address or in this case one computing device. Every computer or device on the network must have a dif ferent IP address.
115 Glossary that requested it. If someone on the Internet tries to access your network, the firewall function of the RouteFinder stops the request. The device will not reverse translate network addresses unless you have specifically allowed this feature using the V irtual Server function (IP Mapping).
116 Glossary T TCP/IP (T ransmission Control Protocol/Internet Protocol) A suite of communication protocols used to connect hosts on the Internet. Every computer that wants to communicate with another computer on the Internet must use the TCP/IP protocol to transmit and route data packets.
117 Index Index A Adding TCP/IP ......................................... 69, 90 Async Port ...................................................... 35 Authentication ................................................ 38 Available Devices ................
118 Index Rx ................................................................... 65 S Safety ............................................................. 12 Save Settings to File ...................................... 55 Save to File ................
デバイスMulti-Tech Systems RF802EWの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Multi-Tech Systems RF802EWをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはMulti-Tech Systems RF802EWの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Multi-Tech Systems RF802EWの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Multi-Tech Systems RF802EWで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Multi-Tech Systems RF802EWを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はMulti-Tech Systems RF802EWの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Multi-Tech Systems RF802EWに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちMulti-Tech Systems RF802EWデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
