Cisco SystemsメーカーSPA3102の使用説明書/サービス説明書
ページ先へ移動 of 100
Model No . V oice Gatewa y with Router SP A3102 Voice User Guide.
.
Voice Gateway wit h Router Copyright and T rademarks Specificat ions are subject to change witho ut notice. Linksys is a registered tra demark or trade mark of Cisco Sy stems, Inc . and/or its affiliates in the U.S . and certain other countries. Copyright © 2006 Cisco Systems, Inc.
Voice Gateway wit h Router.
Voice Gateway wit h Router Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this Guide? 2 Chapter 2: Networking Basics 5 An Introduction to Local Area Networks 5 The Use of IP Address.
Voice Gateway wit h Router Appendix A: Troubleshooting 49 Common Problems and Solutions 49 Frequently Asked Questions 60 Appendix B: Finding the MAC Address and IP Address for Your Ethernet Adapter 65.
Voice Gateway wit h Router List of Figures Figure 3-1: Back Panel 7 Figure 3-2: Front Panel 8 Figure 4-1: Connect to the Telephone Wall Jack 9 Figure 4-2: Connect a Telephone 9 Figure 4-3: Connect a P.
Voice Gateway wit h Router Figure 6-12: Voice - User 1 Screen 40 Figure 6-13: Speed Dial and S upplementary Service Settings 42 Figure 6-14: Distinctive Ring a nd Ring Se ttings 43 Figure 6-15: Voice .
Voice Gateway wit h Router 1 Chapter 1: Introduction Welcome Chapter 1: Introduction W elcome Thank you for choosing the Voice Gateway with Router . This Voice Gateway will allow your computers to share a high-speed Internet connectio n as well as resources, including files and printers.
Voice Gateway wit h Router 2 Chapter 1: Introduction What’s in this Guide? T o create your network, install a nd set up the V oice Gateway . T o guide you through the process, use the instructions in the Quick Installation or this User Guide to help you.
Voice Gateway wit h Router 3 Chapter 1: Introduction What’s in this Guide? • Appendix A: T roubleshooting This appendix describes some possible problems and solutions, as well as frequent ly asked questions, regarding installation and use of the Voice Gateway .
Voice Gateway wit h Router 4 Chapter 1: Introduction What’s in this Guide?.
Voice Gateway wit h Router 5 Chapter 2: Networking Basics An Introduction to Local Area Networks Chapter 2: Networking Basics An Introduction to Local Area Networks Simply put, a router is a network device that connects two networks to gether .
Voice Gateway wit h Router 6 Chapter 2: Networking Basics The Use of IP Addres ses If you use the Voice Gateway to share your cable or DSL In ter net connection, contact your ISP to find out if they have assigned a static IP addr ess to your account. If so, yo u will need that static IP address when configuring the Voice Gatew ay .
Voice Gateway wit h Router 7 Chapter 3: Getting to Know the Voice Gateway The Back Panel Chapter 3: Getting to Know the V oice Gateway The Back P anel The Voice Gateway’ s ports a re located on the back panel. LINE Use this port to connect the Vo ice Gateway to your standar d telephone wall jac k.
Voice Gateway wit h Router 8 Chapter 3: Getting to Know the Voice Gateway The Front Panel The Front P anel The Voice Gateway’ s LEDs, which infor m you about network activities, are located on the front panel. P ower Green. The Po w e r LED lights up when the Voice Gateway is power ed on and connected to the Internet.
Voice Gateway wit h Router 9 Chapter 4: Getting Started Before You B egin Chapter 4: Getting Started Before Y ou Begin Make sure you have the following: • An active Internet connection • An active.
Voice Gateway wit h Router 10 Chapter 4: Getting Started Connecting the Voice Gateway 4. Connect one end of an Ethernet ne twork cable (included) to the ETHE RNET port of the Voice Gateway . Connect the other end to the Ethernet port of your PC. 5. Connect one end of a d ifferent Ethernet networ k cable to the INTERNET port of the Voice Gateway .
Voice Gateway wit h Router 11 Chapter 4: Getting Started Configuring the Voice Gateway Configuring the Voice Gatewa y 1. Launch the web browser on the PC. 2. Enter 192.168.0.1/advanced in the Address field ( 192.168.0.1 is the default local IP address of the Voice Gateway).
Voice Gateway wit h Router 12 Chapter 4: Getting Started Configuring the Voice Gateway Static IP a. Select Static IP from the Connection T ype drop-down menu. b . In the Static IP Settings section, enter the IP address in the Static IP field, the subnet mask in the NetMask field, and the default gateway IP address in the Gateway field.
Voice Gateway wit h Router 13 Chapter 5: Using the Interactive Voice Response Menu Overview Chapter 5: Using the Interactive V oice Response Menu Overview Y ou may need to manually configure th e Voice Gateway by entering the settings provided by your Inter net T elephony Servic e Provider (ITSP).
Voice Gateway wit h Router 14 Chapter 5: Using the Interactive Voice Response Menu Using the Interactive Voice Response Menu Using the Interactive V oice Response Menu While entering a value , such as an IP address, you may exit without entering any changes.
Voice Gateway wit h Router 15 Chapter 5: Using the Interactive Voice Response Menu Using the Interactive Voice Response Menu The settings you have saved will tak e effect afte r you have hung up the telepho ne . The Voice Gateway may reboot at this time .
Voice Gateway wit h Router 16 Chapter 5: Using the Interactive Voice Response Menu Using the Interactive Voice Response Menu Check Firmware Ver s i on 150 Hear the version number of the firmware currently running on the Voice Gateway .
Voice Gateway wit h Router 17 Chapter 5: Using the Interactive Voice Response Menu Using the Interactive Voice Response Menu Set Network (or Subnet) Mask 121 Enter the network or subnet mask using numbers on the telephone keypad. Use the * (star) key when enteri ng a decimal point.
Voice Gateway wit h Router 18 Chapter 5: Using the Interactive Voice Response Menu Using the Interactive Voice Response Menu Set the Mode 201 Press 0 to select the router/NA T mode. Press 1 to select the bridge/switch mode . If the Voice Gateway acts as the router for your network, use the router/NA T mode.
Voice Gateway wit h Router 19 Chapter 5: Using the Interactive Voice Response Menu Entering a Password Entering a P assword Y ou may be prompted to enter a password when you want to reset the V oice Gateway t o its factory default settings. T o enter the password, use the phone’ s keypad, and follow the appropriate instructions.
Voice Gateway wit h Router 20 Chapter 5: Using the Interactive Voice Response Menu Configuring the Settings for You r Internet Phone Service • T o enter P , Q, R, S , o, q, r , or s — press 7 . • T o enter T , U, V , t, u, or v — press 8 . • T o enter W , X, Y , Z, w , x, y , or z — press 9 .
Voice Gateway wit h Router 21 Chapter 6: Using the Web-based Utility Overview Chapter 6: Using the W e b-based Utility Overview The Web-based Utility can be accessed via your web brow ser through use of a computer on your network. It offers two levels of access: user and admin (administrator).
Voice Gateway wit h Router 22 Chapter 6: Using the Web-based Utility How to Access the Web-based Utility Voi ce • Info. This screen displays voice-related status information about the Voice Gateway . • System. Use this screen to configure the user password.
Voice Gateway wit h Router 23 Chapter 6: Using the Web-based Utility The Router Tab The Router T ab The Router - Status Screen This screen displays prod uct and system information. Product Information Product Name . Shown here is the model number of the V oice Gateway .
Voice Gateway wit h Router 24 Chapter 6: Using the Web-based Utility The Router Tab Current IP . Displayed here is the Inter net IP address of the Voice Gateway . Host Name . Displayed here is the host name of the Voice Gatew ay . Domain . Displayed here is the domain name of the Voice Gatew ay .
Voice Gateway wit h Router 25 Chapter 6: Using the Web-based Utility The Router Tab The Router - W AN Setup Screen This screen lets you configure th e Internet connection, MAC clone , remote management, QoS , VLAN, and optional settings. Information about your Internet connection type should be provided by your Internet Service Provider (ISP).
Voice Gateway wit h Router 26 Chapter 6: Using the Web-based Utility The Router Tab PPP oE Service Name (optional). Enter the serv ice name provided by your ISP . Optional Settings HostName . Enter the host name , if provided by your ISP . Domain . Enter the domain name , if provided by your ISP .
Voice Gateway wit h Router 27 Chapter 6: Using the Web-based Utility The Router Tab Maximum Uplink Speed . Enter the maximum upload speed of your Internet connection. The default is 128Kbps . VLAN (Virtual Local Area Network) Settings Enable VLAN . VLAN ( 802.
Voice Gateway wit h Router 28 Chapter 6: Using the Web-based Utility The Router Tab The Router - LAN Se tup Screen This screen lets you configure the local network, dynamic DHCP , and static DHCP lease settings. Networking Service . Select the service you want to use , NA T or Bridge .
Voice Gateway wit h Router 29 Chapter 6: Using the Web-based Utility The Router Tab Host MAC Addr ess . Enter the MAC address of the device whose IP address you want to specify . Host IP Address . Enter the IP address you want to assign to the device , 192.
Voice Gateway wit h Router 30 Chapter 6: Using the Web-based Utility The Router Tab The Router - Application Scr een This screen lets you configure port forwar di ng, DMZ, and r eserved ports range settings. Port Forwarding Settings Enable . Select ye s or no for each port forwarding entry , which defines a port range to be forwarded to a server .
Voice Gateway wit h Router 31 Chapter 6: Using the Web-based Utility The Router Tab Miscellaneous Settings Multicast P assthru . Multicasting allows for multiple transmissions to spec ific reci pients at the same time .
Voice Gateway wit h Router 32 Chapter 6: Using the Web-based Utility The Voice Tab The Voice T ab The Voice - Info Screen This screen shows voice- related settings for the V oice Gateway . Product Information Product Name . Shown here is the model number of the V oice Gateway .
Voice Gateway wit h Router 33 Chapter 6: Using the Web-based Utility The Voice Tab RTP B yt e s S e nt . Displayed here is the number of R TP bytes sent b y the V oice Gateway . RTP P ackets Recv . Displayed here is the number of RTP packets received by the Voice Gateway .
Voice Gateway wit h Router 34 Chapter 6: Using the Web-based Utility The Voice Tab Last Called Number . Displayed here is the last number called. Last Caller Number . Displayed here is the number of the last caller . Mapped SIP P ort . Shown here is the port number of the NA T mapped SIP port.
Voice Gateway wit h Router 35 Chapter 6: Using the Web-based Utility The Voice Tab Call 1/2 P ackets Recv . Displayed here is the number of packets received. Call 1/2 Bytes Sent . Displayed here is the number of bytes sent. Call 1/2 Bytes Recv . Displayed here is the number of bytes r eceived.
Voice Gateway wit h Router 36 Chapter 6: Using the Web-based Utility The Voice Tab Next Registration In . Shown here is the number of seconds until the next registration. Last Called VoIP Number . VoIP stands for V oice o ver Internet Prot oc ol, which is used by Internet phone calls.
Voice Gateway wit h Router 37 Chapter 6: Using the Web-based Utility The Voice Tab VoIP P eer Name . Displayed here is the name of the party at the VoIP call leg . PSTN P eer Name . Displayed here is the name of the party at the PSTN call leg. VoIP P eer Number .
Voice Gateway wit h Router 38 Chapter 6: Using the Web-based Utility The Voice Tab VoIP Call Round T rip Delay . Displayed here is the numbe r of milliseconds for delay . VoIP Call P ackets Lost . Displayed her e is the number of packets lost. VoIP Call P acket Err or .
Voice Gateway wit h Router 39 Chapter 6: Using the Web-based Utility The Voice Tab The Voice - System Scr een This screen lets you change the password for user acce ss to the Web-based Utility . System Configuration User P assword . Enter the password for the user .
Voice Gateway wit h Router 40 Chapter 6: Using the Web-based Utility The Voice Tab The Voice - User 1 Scre en This screen lets you configure the settings for the Internet phone line . Call Forward Settings Enter the call forwarding numbers you w ant to use .
Voice Gateway wit h Router 41 Chapter 6: Using the Web-based Utility The Voice Tab Cfwd Sel3 Dest . Enter the forward number for the Call Forward Selective 3 feature . Cfwd Sel4 Caller . Enter the caller number pattern to tri gger the Call Forward Selective 4 feature .
Voice Gateway wit h Router 42 Chapter 6: Using the Web-based Utility The Voice Tab Speed Dial Settings Speed Dial 2 . Enter the target phone number (or URL) to assign to speed dial 2. Speed Dial 3 . Enter the target phone number (or URL) to assign to speed dial 3.
Voice Gateway wit h Router 43 Chapter 6: Using the Web-based Utility The Voice Tab CWCID Setting . Select whether you want to enable caller ID for call waiting, yes or no . The default is yes . Dist Ring Setting . Select whether you wa nt to us e the distinctive ring feature , yes or no .
Voice Gateway wit h Router 44 Chapter 6: Using the Web-based Utility The Voice Tab Hold Reminder Ring . Select the ring pattern that will remind you of a c all on hold when the phone is on-hook . Call Back Ring . Selec t the ring pattern fo r call back notification.
Voice Gateway wit h Router 45 Chapter 6: Using the Web-based Utility The Voice Tab The Voice - PST N User Screen This screen lets you configure the settings for the LINE port service , whic h can be a PSTN service or a second Vo IP service .
Voice Gateway wit h Router 46 Chapter 6: Using the Web-based Utility The Voice Tab Cfwd Sel5 Dest . Enter the forward number for the Cfwd Sel5 Caller . If this is blank, the n the landline caller is blocked for Internet phone ser vice. Cfwd Sel6 Caller .
Voice Gateway wit h Router 47 Chapter 6: Using the Web-based Utility The Voice Tab Speed Dial 6 . Enter the target phone number to assign to speed dial 6. Speed Dial 7 . Enter the target phone number to assign to speed dial 7. Speed Dial 8 . Enter the target phone number to assign to speed dial 8.
Voice Gateway wit h Router 48 Chapter 6: Using the Web-based Utility The Voice Tab PSTN Ring Thru Line 1 Ring Settings This ring tone will be used to ring through Line 1. Default Ring . Select the default ringing pattern for all callers. If you select Follow Line 1, then the ring selection will be determined by Line 1’s distinctive ring settings.
Voice Gateway wit h Router 49 Appendix A: Troubleshooting Common Problems and Solutions Appendix A: T roubleshooting This appendix provides solutions to pr oblems that may occur during the instal lation and operation of the Voice Gateway . Read the descriptio n below to solve your problems.
Voice Gateway wit h Router 50 Appendix A: Troubleshooting Common Problems and Solutions C. Click T ools . Click Internet Options . Click the Security tab. Click the Default level button. Mak e sure the security level is Medium or lower . Then click the OK button.
Voice Gateway wit h Router 51 Appendix A: Troubleshooting Common Problems and Solutions For Windows 2000: A. Click Start , Set tings , and Control P anel . Double-click Network and Dial-Up Connections . B . Right-cl ick the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option .
Voice Gateway wit h Router 52 Appendix A: Troubleshooting Common Problems and Solutions D. In t h e This connection uses the following items box, highlight Internet Protocol (TCP/IP) . Clic k the Properties button. E. Enter a unique IP address that is not used by any other computer on the network connected to the Voice Gateway .
Voice Gateway wit h Router 53 Appendix A: Troubleshooting Common Problems and Solutions 4. Click the OK button in the Internet Protocol (TCP/IP) Properties window , and click the OK bu tton in the Local Area Conne ction Properties window . 5. Restart the computer if asked.
Voice Gateway wit h Router 54 Appendix A: Troubleshooting Common Problems and Solutions • If you do NOT get a r eply , check the cable , and make sure Obtain an IP ad dress automatically is selected in the TCP/IP se ttings for your Ethernet adapter .
Voice Gateway wit h Router 55 Appendix A: Troubleshooting Common Problems and Solutions E. Make sure the cable connecting from your cable or DSL modem is connected to th e Voice Gateway’ s Internet port. Verify that the Rout er - Status page of th e Voice Gate way’ s Web-based Utility shows a v alid IP address from your ISP .
Voice Gateway wit h Router 56 Appendix A: Troubleshooting Common Problems and Solutions D . Enter the port range of the service you are using. For example , if you have a web server , you would enter the range 80 (in the Starting Po rt field) to 80 (in the Ending Port field).
Voice Gateway wit h Router 57 Appendix A: Troubleshooting Common Problems and Solutions information on what port services to use is to go to the website of the on line game or application you want to use . Follow these steps to set up online game hosting or use a certain Internet application: A.
Voice Gateway wit h Router 58 Appendix A: Troubleshooting Common Problems and Solutions 9. I can’t get the Internet game, server , or application to work. If you are having difficulties getting any Internet game, server , or application to function proper ly , consider exposing one PC to the Internet using DeMi litarized Zone (DMZ) ho sting.
Voice Gateway wit h Router 59 Appendix A: Troubleshooting Common Problems and Solutions For Microsoft Internet Explorer 5.0 or higher: A. Click Start , Set tings , and Control P anel . Double-click Internet Options . B . Click the Connections tab. C. Click the LAN settings button and remove anything that is checked.
Voice Gateway wit h Router 60 Appendix A: Troubleshooting Frequently Asked Questions Frequently Ask ed Questions Can I make calls if my Internet connection is down? When you make Internet phone calls, your high-speed In ternet connection must be active.
Voice Gateway wit h Router 61 Appendix A: Troubleshooting Frequently Asked Questions accounts, such as DSL or cable modems, when o nly one TCP/IP address is provided b y the ISP . The user may have many private addresses behind this single address provided by the ISP .
Voice Gateway wit h Router 62 Appendix A: Troubleshooting Frequently Asked Questions How do I get Half-Life: T eam Fortress to work with the V oice Gatewa y? The default client port for Half-Lif e is 27005. The computers on your LA N need to have “+clientport 2700x” added to the HL shortcut co mmand line; the x would be 6, 7, 8, and on up .
Voice Gateway wit h Router 63 Appendix A: Troubleshooting Frequently Asked Questions Navigator , click Edit , Preferences , Advanced , and Proxy . Make sure that Netsca pe Navigator is set to Direct connection to the Internet . What is DMZ Hosting? Demilitarized Zone (DMZ) allows one IP address (computer ) to be exposed to the Inte r net.
Voice Gateway wit h Router 64 Appendix A: Troubleshooting Frequently Asked Questions.
Voice Gateway wit h Router 65 Appendix B: Finding the MAC Address and IP Address for Your Ethernet Ad apter Windows 98 or Me Instructions Appendix B: Finding the MAC Address and IP Address for Y our E.
Voice Gateway wit h Router 66 Appendix B: Finding the MAC Address and IP Address for Your Ethernet Ad apter Windows 2000 or XP Instructions Windows 2000 or XP Instructions 1. Click Start and Run . In the Open field, enter cmd . Press the Enter k ey or clic k the OK button.
Voice Gateway wit h Router 67 Appendix C: Windows Help Appendix C: Windows Help Almost all Linksys products require Mic rosoft Windows. Windows is the most used operating sys tem in the world and comes with many features that help make netw orking easier .
Voice Gateway wit h Router 68 Appendix C: Windows Help.
Voice Gateway wit h Router 69 Appendix D: Glossary Appendix D: Glossar y This glossary contains some basic netw orking terms you may come ac ross when using this product. For more advanced terms, see the complete Linksys glossary at http://www .linksys.
Voice Gateway wit h Router 70 Appendix D: Glossa ry DNS ( D omain N ame S erver) - The IP address of your ISP's server , which translates the name s of websites into IP addresses . Domain - A specific name for a network of computers. Download - T o receive a file transmitted over a ne twork.
Voice Gateway wit h Router 71 Appendix D: Glossary IPCONFIG - A Windows 2000 and XP utility that displays the I P address for a particular networking dev ice . ISP ( I nternet S er vice P rovider) - A company that prov ides access to the Internet. LAN - The computers and networking produc ts that make up your local network.
Voice Gateway wit h Router 72 Appendix D: Glossa ry Server - Any computer whose function in a network is to provide us er access to files, printi ng, communications, and other services. SMTP ( S imple M ail T ransfer P rotocol) - The standard e-mail protocol on the Internet.
Voice Gateway wit h Router 73 Appendix E: Specifications Appendix E: Specifications Model SP A3102 Data Networking MAC Address (IEEE 802.3) IPv4 - Internet Protocol v4 (RFC 791) upg radeable to v6 (RF.
Voice Gateway wit h Router 74 Appendix E: Specifications Voice Gatew ay SIPv2: Session Initiation Protocol v2 (RFC 3261, 3262, 3263, 3264) SIP Proxy Redundancy - Dynamic via DNS SRV , A Records Re-registration with Primary SIP Proxy Ser ver SIP Support in Network Address T ranslation Networks - NA T (incl.
Voice Gateway wit h Router 75 Appendix E: Specifications VMWI - via FSK Polarity Control Hook Flash Event Signaling Caller ID Generation (Name & Numb er) - Bellcore , DTMF , ETSI Music on Hold Cli.
Voice Gateway wit h Router 76 Appendix E: Specifications Physical Interfaces 2 100baseT RJ-45 Ethernet Port (IEEE 802.3) -- 1 WAN , 1 LAN 1 RJ-11 FXS Phone Ports - For Analog Circuit T elephone Device.
Voice Gateway wit h Router 77 Appendix E: Specifications Documentation Quick Installation and Compliance Guide User Guide Administration Guide - Ser vice Providers Only Provisioning Guide - Service Providers Only Dimensions 3.98" x 3.98" x 1.
Voice Gateway wit h Router 78 Appendix E: Specifications.
Voice Gateway wit h Router 79 Appendix F: Warranty Information Appendix F: W a rranty Information This Warr anty is valid and may be pr ocesse d only in the country of purchase. Contact y our service provider if the warr anty supp ort issues are to b e handled by them as per y our service agreements.
Voice Gateway wit h Router 80 Appendix F: Warranty Information provided under this Agreement fails of its essential purpose . So me jurisdictions do not a llow the exclusion or limi tation of i ncidental or consequen tial damages, so the above limita tion or exclusion may not apply to You.
Voice Gateway wit h Router 81 Appendix G: Regulatory Infor mation Appendix G: Regulator y Information FCC Statement This product has been tested a nd complies with the specificatio ns for a Class B digital device, pursuant to Part 15 of the FCC Rules.
Voice Gateway wit h Router 82 Appendix G: Regulatory Information The REN is useful to determine the quantity of devices that may be connected to the telephone line and sti ll have all of those devices ring when your telephone number is called. In most, but no t all areas, the sum of RENs should not exce ed 5.
Voice Gateway wit h Router 83 Appendix G: Regulatory Infor mation Industry Canada (Canada) This device complies with Industry Canada ICES-003 rule. Cet appareil est conforme à la norme NMB003 d'Industri e Canada.
Voice Gateway wit h Router 84 Appendix G: Regulatory Information User Information for Consumer Products Covered by EU Dire ctive 2002/96/EC on Waste Electric and Electronic Equipment (WEEE) This document contains important informat ion for users with regards to the proper disposal and recycling of Linksys products.
Voice Gateway wit h Router 85 Appendix G: Regulatory Infor mation.
Voice Gateway wit h Router 86 Appendix G: Regulatory Information.
Voice Gateway wit h Router 87 Appendix G: Regulatory Infor mation.
Voice Gateway wit h Router 88 Appendix G: Regulatory Information.
Voice Gateway wit h Router 89 Appendix H: Contact Information Internet Telephony Service Provider (ITSP) Appendix H: Contact Information Internet T elephony Service Provider (ITSP) For support, contact your ITSP . Linksys Visit Linksys online for information on the latest prod ucts and updates to your existing products at: http://www .
Voice Gateway wit h Router 90 Appendi x H: Contact Informat ion Linksys.
.
www .linksys.com.
デバイスCisco Systems SPA3102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:
Cisco Systems SPA3102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Cisco Systems SPA3102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。Cisco Systems SPA3102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。Cisco Systems SPA3102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。
Cisco Systems SPA3102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Cisco Systems SPA3102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、Cisco Systems SPA3102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Cisco Systems SPA3102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。