D-LinkメーカーDI-LB604の使用説明書/サービス説明書
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2 DI-LB604 User’ s Manual D-Link Systems, Inc. T able of Contents T able of Contents Package Contents ............................................................................... 4 Minimum System Requirements .....................................
3 DI-LB604 User’ s Manual D-Link Systems, Inc. T able of Contents UPnP ............................................................................................................38 Misc ..............................................................
4 DI-LB604 User’ s Manual D-Link Systems, Inc. Package Contents Package Contents CA T -5 Ethe r net Ca bl e (All the DI-LB604 ’ s Ether net por ts are A uto-MDIX) P ower Adapter (5.
5 DI-LB604 User’ s Manual D-Link Systems, Inc. Introduction Introduction The D-Link Express EtherNetwork DI-LB604 is a 4-por t Ether net Broadband Router . The D-Link DI-LB604 enab les users to quic kly and easily share a high speed Internet co nn ec tio n.
6 DI-LB604 User’ s Manual D-Link Systems, Inc. Features and Benefits Features and Benefits Connects multiple computers to a Broadband (Cab le or DSL) modem to share the Inter net connection. Allows you to quickly and easily share an Inter net connection with multiple computers and de vices.
7 DI-LB604 User’ s Manual D-Link Systems, Inc. Hardware Overview Hardware Over view Connections W AN P or ts This is f or the connection of an Ether net cab le to your Cab le or DSL modem. LAN P or ts These are the connections for Ether net cab les to Ether net enab led computers.
8 DI-LB604 User’ s Manual D-Link Systems, Inc. Hardware Overview LEDs P ower LED A solid light indicates a proper connection to the proper pow er supply . Status LED This LED will be off to indicate pro per oper ati on and it will bl ink during data transmission.
9 DI-LB604 User’ s Manual D-Link Systems, Inc. Getting Started Getting Started.
10 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Using the Configuration Menu Whene v er y ou want to configure your DI-LB604, you can access the Configuration Menu by opening the W eb-browser and typing in the IP Address of the DI-LB604.
11 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Wizard The Home>Wizard screen will appear . Please refer to the Quic k Installation Guide for more inf or mation regarding the Setup Wizard. These buttons appear on most of the configuration screens in this section.
12 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Home > WAN W AN Dynamic IP: Select this if you w ant the W AN por t to get its IP address from a DHCP ser v er . PPP oE: Select this if y ou w ant the W AN por t to get its IP address from a PPP oE ser v er .
13 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Address Information: If you choose the connection type Static IP , then you hav e to fill in the inf or mation, IP address, Subnet Mask, and Gate wa y , provided b y your ISP .
14 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Port Options Home > WAN > Port Options WAN P ort: Select the W AN por t that you would like these por t options to apply to . MTU: The largest amount of data that can be transf erred across a giv en ph ysical network.
15 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Method: ICMP: The health checking is performed by sending an ICMP echo request pack et to the specific destination. The specific destination (“Aliv e Indicator”) could be either : 1.
16 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu LAN Home > LAN IP Address: This is the LAN IP address fo r this broadband router unit. Other computers on this LAN will see it as their gatew ay . Subnet Mask: The subnet mask address must be the same as PCs ony our LAN.
17 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu V iew DHCP List: This b utton is linked to the page DHCP client List. Setting Static DHCP: Click here to configure static DHCP . Lease Time: The amount of time f or a DHCP server leased a IP address to a client.
18 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Setting Static DHCP Home > DHCP > Setting Static DHCP Host Name: This should be your computer name . Static DHCP MAC Address: This is your computer’ s network adapter address.
19 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Load Balance: T o deter mine how the traffic is shared among the W AN por ts. Load Balance Configuration Enable: This will allow y ou enable or disable the load balance f eature.
20 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Advanced The Adv anced tab provides the f ollowing configuration options: Host IP , Static Routing, Vir tual Ser v er , Applications, Multi DMZ, Filters, QoS and NA T . Host IP Advanced > Host IP Host Network Identity Host Name: This should be y our computer name.
21 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Host Network binding Host Network binding: This is used only if you hav e mul tiple PPP oE sessions . Use this to ensure that a par ticular host alwa ys uses the same PPP oE session.
22 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Static Routing Advanced > Static Routing Static Routing: If there is more than one router on a network, this Routing tab le must be configured because the router needs to know what pack et goes to which router .
23 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Virtual Ser ver Advanced > Virtual Server V irtual Ser ver: Thi s f eat ure allo ws the ser v ers (web serve r , mai l serve r , FTP ser v er , DNS, ... etc) on your LAN to be accessed from the Internet.
24 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Applications Advanced > Applications Special Application: There are many special netw ork applications that nor mally do not wo rk behind a fire wa ll. Due to netw ork secu rity consi der ations , only a f ew por ts are open.
25 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu T rigger T ype: The protocol to trigger the Special Application. Public P ort Range: The por t range used in the connection from the Special Application ser v er . Public T ype: The protocol used in the connection from the Special Application ser v er .
26 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu WAN: The W AN por t applied f or current DMZ entr y . Name: T o identify current DMZ entr y . PPP oE Sess: The PPP oE session that current DMZ entr y is bound to . Private IP (LAN): The IP address of the ser v er in DMZ.
27 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Select One Group: The Group that current rule is applied to . No Filtering: T o allow all Internet access to LAN users. Block All Access: T o prohibit all Inter net access to LAN users.
28 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu QoS Advanced > QoS QoS Setup Enable QoS: Users can choose to Enable QoS (Quality of Service). If set to “enable” QoS, the QoS will allow higher prior ity pac kets to pass through the de vice.
29 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu QoS Set Policy Advanced > QoS > Set Policy QoS P olicy P olicy Name: The fr iendly name of a policy which is used to classify the receiv ed pack ets based on the follo wing rules.
30 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu NA T Advanced > Nat NA T Configuration: NA T Routing: T o enable or disab le NA T routing b y chec king or unchec king the checkbo x. If you disable NA T routing, this device will act as a Bridge or Static Router .
31 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu NA T P ort Options P ort Range: The Source P or t Number Range for TCP and UDP protocol. Non-P ort- T ranslation: T o kee p the source por t number unchanged for TCP/UDP sessions on the spec ified P or t Range .
32 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu T ools > Admin Admin T ools The T ools tab provides the follo wing options: Admin, Time, System, Fir mware , Email Aler t, SNMP , DDNS, UPNP and Misc.
33 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu T ime T ools > System NTP Configuration Time Zone: T o specify one time zone from the time zone list that lists all time diff erences between GMT and each local time z one.
34 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Firmware T ools > Firmware System Setting Save Settings T o Local Hard Drive: Y ou can sav e current system configuration as a te xt file on a local hard disk, and then use the sav ed configuration file to upgrade another de vice later .
35 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Email Alert T ools > Email Alert Global Settings Notification on Email Alert Enable: T o enable or disable the Email Aler t in case that one of the W AN por ts is disconnected.
36 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu SNMP T ools >SNMP Recipient Address: The email address of the receiv er . SNMP (Simple Network Management Protocol) SNMP: This page only useful if y ou an SNMP prog ram which you can use to access the Router and receiv e the trap aler ts.
37 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu DDNS T ools > DDNS Dynamic DNS Dynamic DNS: This is a technology that people can use to connect to y our router using a domain name, instead of an IP address , e v en if you hav e a dynamic IP address from your ISP(instead of a static IP address).
38 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu UPnP T ools >UPnP Enable Backup MX: Enable Bac kup to allow the use of Mail Exchanger . Mail Exchanger: Define mail exchanger f or the domain name. If omitted, the mail e xchanger will be set to the domain name.
39 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Misc. T ools >Misc External Filters Configuration External Filters Configuration: T o limit the pac kets passing through the device from W AN side to LAN side.
40 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu P acket T ypes: The types of the ICMP pack ets that could be bloc ked. System Restart: The link to the page to restar t system. System Restart DNS Loopback DNS Loopback: If there is any domain in your private network.
41 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Device Information: This page describes the device’ s interf aces (W AN por ts and LAN por t) settings and status. •Connect/Disconnect: Connect or disconnect PPP oE session immediately .
42 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Log Status > Log V iew Log V iew Log: The device keeps a r unning log of ev ents and activities occurring on the de vice. The log will displa y up to 100 recent logs. Newer log activities will ov erwr ite the older logs.
43 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Syslog Delivery Sending Out: If chec ked, device will send syslog messages to other machine (log ser v ers). Note: Even you unchec k it, the system will gener ate log messages.
44 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Stats Status > Statistics Refresh Refresh: Get the new est statistics data. Restart Counters: Clear all the statistics counters to 0. Restart Counters Check NA T Detail: The link to NA T Status page.
45 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu Overall Statistics: •Receiv ed: Current incoming traffic loading in KByte, including the traffic for de vice itself , on each W AN por t. •T ransmited: Current outgoing traffic loading in KByte, including the traffic f or de vice itself , on each W AN por t.
46 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu NA T Status Status > Statistics > NA T Status Refresh: Get the new est status inf or mation. V iew Connection List: The link to NA T Connection List page. NA T Status NA T Timeouts: This displays the current timeout values f or TCP and UDP connections.
47 DI-LB604 User’ s Manual D-Link Systems, Inc. Using the Configuration Menu TCP Property: This displays the MSS (Maximum Segment Size) and Maximum Windows siz e f or TCP pack ets. NA T T raffic: This section displa ys statistics f or both outgoing (LAN to Inter net) and Incoming (Inter net to Local) traffic.
48 DI-LB604 User’ s Manual D-Link Systems, Inc. T roubleshooting T roubleshooting This Chapter provides solutions to prob lems that can occur during the installation and operation of the DI-LB604 QoS Router . W e cov er va r ious aspects of the network setup , including the network adapters.
49 DI-LB604 User’ s Manual D-Link Systems, Inc. T roubleshooting T o hard-reset the DI-LB604 to F actor y Def ault Settings, please do the f ollowing: Locate the Reset button on the bac k of the DI-LB604. Use a paper clip to press the Reset button.
50 DI-LB604 User’ s Manual D-Link Systems, Inc. T echnical Specifications VPN P ass Through/ Multi-Sessions PPTP IPSec Device Mana gement W eb-Based- Inter net Explorer v6 or later ; Ne.
51 DI-LB604 User’ s Manual D-Link Systems, Inc. T echnical Specifications P ower Input: Ext. P ow er Supply DC 5V , 3A W eight: 10.8 oz. (0.
52 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Frequently Asked Questions 1 Wh y can’t I access the W eb-based configuration? When enter ing the IP Address of the DI-LB604 (192.168.0.1), you are not connecting to the Inter net or ha ve to be connected to the Internet.
53 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions What´s the diff erence between a crossov er cable and a straight-through cable? The wiring in crosso v er and straigh t-through cable s are diff erent. The two types of cable hav e diff erent pur poses f or diff erent LAN configurations.
54 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 2: Disable any Inter net secur ity software running on the computer . Softw are firew alls lik e Zone Alarm, Blac k Ice , Sygate, Nor ton P ersonal Fire wall, etc. might bloc k access to the configuration pages.
55 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Nothing should be check ed. Click OK . Go to the Advanced tab and click the b utton to restore these settings to their def aults. Click OK . Go to the desktop and close any open windo ws.
56 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions The IP Configuration window will appear , displaying your Ethernet Adapter Information . Select your adapter from the drop do wn menu. If y ou do not see y our adap ter in the drop do wn men u, y our ada pte r is not pro perly installed.
57 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions F rom the Comma nd Prompt , ente r ipconfi g . It will return your IP Addres s, subne t mask, and def ault gatew a y . T ype exit to close the command prompt. Make sure y ou take note of y our computer´s Def ault Gate wa y IP Address.
58 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Click Specify an IP Ad dress . Enter in an IP Address that is on the same subnet as the LAN IP Address on your router . Example: If the router´s LAN IP Address is 192.
59 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Click on the DNS Configuration tab . Click Enable DNS . T yp e in a Host (can be any word). Under DNS ser v er search order , enter the LAN IP Address of your router (192.
60 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions How can I assign a Static IP Address in Windows 2000? Right-click on My Netw ork Places and select Properties . Right-click on the Local Area Connection which represents your networ k card and select Properties .
61 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions The Secondary DNS is not needed or enter a DNS ser ver from y our ISP .
62 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 2: Click the Home tab and clic k the W AN b utton. Dynamic IP Address is the def ault v alue, ho we ver , if Dynamic IP Address is not selected as the W AN type, select Dynamic IP Address by clicking on the radio button.
63 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Static Cable Connection Step 1: Log into the w eb based configuration by typing in the IP Address of the router (def ault:192.168.0.1) in your web browser . The user name is admin (all lowercase) and the pass word is blank (nothing).
64 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 3 How can I setup m y r outer to w ork with DSL or an y PPP oE connection? Make sure you disab le or uninstall any PPP oE software such as WinP oet or Enter net 300 from your computer or y ou will not be able to connect to the Internet.
65 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 9: T ur n off your DSL modem f or 2-3 min utes. T ur n back on. Once the modem has established a link to your ISP , plug the power back into the D-Link router . Wait about 30 seconds and log back into the router .
66 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 4 Can I use m y D-Link Br oadband Router to share m y Internet connection pr o vided b y A OL DSL Plus? In most cases y es. A OL DSL+ ma y use PPP oE f or authentication bypassing the client software .
67 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 3: Check Enab led to activ ate entr y . Step 4: Enter a name f or your vir tual server entr y . Step 5: Ne xt to Private IP , enter the IP Address of the computer on y our local network that you w ant to allow the incoming ser vice to .
68 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 6 What is DMZ? Demilitarized Zone: In computer networ ks , a DMZ (demilitar iz ed zone) is a computer host or small networ k inser ted as a neutral zone between a company´s pr iv ate network and the outside public network.
69 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 2: Log into the w eb based configuration of the router b y typing in the IP Address of the router (default:192.
70 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 8 Ho w do I ope n a r ange of po r t s on m y DI- LB6 04 usi ng Fire wall rules? Step 1: Access the router’ s W eb configuration by entering the router’ s IP Address in your W eb browser .
71 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Because our routers use NA T (Networ k Address T ranslation), you can only open a specific por t to one computer at a time. F or e xample: If y ou hav e 2 web ser vers on your network, y ou cannot open por t 80 to both computers.
72 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 3: Enter the inf or mation as seen below . The Private IP is the IP Address of the computer on your local netw ork that you want to connect to . Step 4: The first entr y will read as shown abo v e.
73 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 11 How can I use eDonkey behind m y D-Link Router? Y ou must open por ts on your router to allo w incoming traffic while using eDonk ey .
74 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Step 3: Create a new fire wall rule: Clic k Enab led . Enter a name (edonk ey ). Clic k Allo w . Nex t to Source , select W AN under interf ace. In the first box, enter an * .
75 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 12 How do I configure m y router for KaZaA and Gr okster? The follo wing is f or KaZaA, Grokster , and others using the F astT rac k P2P file sharing system. In most cases, you do not hav e to configure anything on the router or on the Kazaa software .
76 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions 13 Ho w do I configure m y router to pla y W arcraft 3? Y ou must open por ts on your router to allow incoming traffic while hosting a game in W arcraft 3. T o pla y a game, y ou do not hav e to configure your router .
77 DI-LB604 User’ s Manual D-Link Systems, Inc. Frequently Asked Questions Y ou will need to chan ge the por t inf ormation withi n the W arcr aft 3 softw are f or compu ters #2 and up . Configure the Game P or t information on eac h computer: Star t W arcraft 3 on each computer , click Options > Gameplay .
78 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix Appendix Securing Y our Network 1. Change Admin Pass word Changing the pass word to access your new router is the first step in secur ing y our network. This can done through the Wizard or on the Admin P age of the T ools tab .
79 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix Glossar y A Access Control List - ACL. Database of network devices that are allow ed to access resources on the network.
80 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix Broadcast – T ransmitting data in all directions at once Bro wser – A program that allo ws you to access resources on the web and pro vid.
81 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix Direct Sequence Spread Spectrum – DSSS. Modulation technique used by 802.11b wireless devices DNS – Domain Name System. T ranslates Domain Names to IP addresses DOCSIS – Data Over Cab le Service Interface Specifications.
82 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix H H. 32 3 – A standard that provides consistency of v oice and video transmissions and compatibility for videoconf erencing devices Half-du.
83 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix IPsec – Internet Protocol Secur ity IPv6 – Inter net Protocol V ersion 6 uses 128-bit addresses and was dev eloped to solve the problem t.
84 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix Multicast – Sending data from one de vice to many de vices on a network N NA T – Network Address T ranslation allows many private IP addr.
85 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix Preamble – Used to synchronize comm unication timing between de vices on a network Q QoS – Quality of Ser vice R RADIUS – Remote A uthe.
86 DI-LB604 User’ s Manual D-Link Systems, Inc. Appendix TFTP – T rivial File T ransfer Protocol is a utility used f or transferring files that is simpler to use than FTP but with less f eatures .
87 DI-LB604 User’ s Manual D-Link Systems, Inc. Contacting T echnical Support Y ou can find software updates and user documentation on the D-Link website . D-Link provid es free technical suppor t for customers within the United States and within Canada f or the duration of the w arranty period on this product.
88 DI-LB604 User’ s Manual D-Link Systems, Inc. Getting Started W arranty Subject to the ter ms and conditions set forth herein, D-Link Systems, Inc.
89 DI-LB604 User’ s Manual D-Link Systems, Inc. Warranty W arranty as described herein, notwithstanding anything stated herein to the contrary . Submitting A Claim : The customer shall retur n the product to the original purchase point based on its retur n policy .
90 DI-LB604 User’ s Manual D-Link Systems, Inc. Warranty Limitation of Liability: T O THE MAXIMUM EXTENT PERMITTED BY LA W , D-LINK IS NO T LIABLE UNDER ANY CONTRACT , NEGLIGENCE, STRICT LIABILITY O.
91 DI-LB604 User’ s Manual D-Link Systems, Inc. Warranty FCC Caution: Any changes or modifications not e xpressly approv ed by the par ty responsible f or compliance could void the user’ s author ity to operate this equipment.
92 DI-LB604 User’ s Manual D-Link Systems, Inc. Registration 10/10/2005 Registration Product registr ation is entirely v oluntar y and f ailure to complete or retur n this form will not diminish your w arranty r ights .
デバイスD-Link DI-LB604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：
D-Link DI-LB604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D-Link DI-LB604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。D-Link DI-LB604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。D-Link DI-LB604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。
D-Link DI-LB604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D-Link DI-LB604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、D-Link DI-LB604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D-Link DI-LB604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。
