3Com 3C892 - Manuals

vii Connect/Disconnect threshold for the second B channel 89 8989 9 T ROUBLESHOOTING AND M AINTENANCE Checking the Basics 91 Monitoring LEDs 92 Monitoring the ALERT LED 92 Monitoring the ISDN LED 92 Monitoring the B Channel LEDs 92 Monitoring the LAN Port Status LEDs 92 Troubleshooting Problems Indi...

viii Installing Future Releases of Internet Explorer 112 C ISDN LAN M ODEM F ACTORY D EFAULTS D ISDN LAN M ODEM S PECIFICATIONS Year 2000 Compliance 116 E O RDERING ISDN S ERVICE If You Place Your ISDN Order Through 3Com 117 If You Place Your ISDN Order Through the Telephone Company 117 Placing Your...

A BOUT T HIS G UIDE About This Guide provides an overview of this guide, describes guide conventions, and tells you where to look for specific information. This guide describes how to install and configure the OfficeConnect ISDN LAN Modem and provides descriptions of key applications and networking ...

10 A BOUT T HIS G UIDE Conventions Table 2 and Table 3 list conventions that are used throughout this guide. Year 2000 Compliance The OfficeConnect ISDN LAN Modem is Year 2000 compliant. Specifically, its system clock is capable of accepting and storing dates including and beyond the year 2000. For ...

1 I NTRODUCTION This chapter provides an overview of the OfficeConnect ® ISDN LAN Modem, referred to throughout this document as the ISDN LAN Modem. Introduction The ISDN LAN Modem is an easy to install, LAN to WAN modem. For the LAN, it provides four 10BASE-T Ethernet connections— expandable to 25 ...

12 C HAPTER 1: I NTRODUCTION Local Networking with Access to a Remote Office Users can share access to a remote office LAN while continuing to network locally. Figure 2 Local Networking with Access to a Remote Office Local Networking with Access to the Internet and a Remote Office Users can share ac...

Features 13 Features Ease of Installation and Use ■ SPID Wizard automatic configuration for telephone company switch and service profile ID (SPID) numbers. ■ Web-based, point-and-click user interface for configuration and online help. ■ Automatic configuration verification with Internet connection t...

14 C HAPTER 1: I NTRODUCTION Bandwidth Management ■ Automatic call connection (also known as dial-on-demand routing). ■ Automatic disconnection of idle calls after a specified length of time. ■ Bandwidth on Demand using Bandwidth Allocation Control Protocol (BACP)/Bandwidth Allocation Protocol (BAP)...

Features 15 ISDN Standards and Interface ■ Basic Rate ISDN U interface with built-in NT1. ■ Full ISDN signaling support of National ISDN. ■ Compatibility with Lucent, Northern Telecom and Siemens switches. Security ■ PAP, CHAP and MS-CHAP support on both single-channel and Multilink PPP calls. Upgra...

2 ISDN LAN M ODEM F UNCTIONALITY D ESCRIPTION This chapter provides a description of the key functionality of the ISDN LAN Modem. It includes the following topics: ■ Connection Types ■ Call Routing Protocol and IP Address Translation ■ Understanding Multilink PPP and Bandwidth on Demand ■ Understand...

18 C HAPTER 2: ISDN LAN M ODEM F UNCTIONALITY D ESCRIPTION Figure 5 ISDN LAN Modem Single Workstation Connection Example Application Sharing over the LAN Most operating systems such as W indows 98 and 95 and Macintosh provide the capability for users on the LAN to share applications, files and print...

Connection Types 19 One High Speed Connection to a Single Location Alternatively, the B channels can be combined using Multilink PPP to form one high-speed connection to a single location. Figure 7 shows a single high-speed connection to a remote office LAN. Figure 7 One High-Speed Connection to a S...

20 C HAPTER 2: ISDN LAN M ODEM F UNCTIONALITY D ESCRIPTION Call Routing Protocol and IP Address Translation This section describes the call routing protocol used by the ISDN LAN Modem and explains how IP addresses are translated. Placing a Call to a Previously Defined Destination To illustrate how t...

Understanding Multilink PPP and BACP/BAP 21 Figure 9 IP Address Translation Call Routing While One Call Is Already Connected If the ISDN LAN Modem has established a call to a remote destination, for instance, to an ISP, and the ISDN LAN Modem receives more packets, then the ISDN LAN Modem looks at t...

22 C HAPTER 2: ISDN LAN M ODEM F UNCTIONALITY D ESCRIPTION and agrees to use BAP, then the Bandwidth Allocation Protocol (BAP) negotiates the addition and removal of the second B channel with the peer equipment based on a user-defined threshold. A key advantage of BACP/BAP is that it provides a high...

Understanding VPNs and PPTP 23 Understanding VPNs and PPTP Virtual private networks (VPN) are private, secure networks created in public networks such as the Internet. A VPN is essentially a secure, private tunnel within the Internet. Since VPN calls are placed through a local ISP, they eliminate lo...

24 C HAPTER 2: ISDN LAN M ODEM F UNCTIONALITY D ESCRIPTION For Windows Dial-Up Networking Users If you are using Windows Dial-Up Networking version 1.2 or higher, the basic set up steps are as follows. (Refer to Windows user documentation for details.) ■ Install the PPTP protocol ■ Create a RAS phon...

3 H ARDWARE D ESCRIPTION AND I NSTALLATION Package Contents The ISDN LAN Modem package includes: ■ OfficeConnect ISDN LAN Modem ■ Power cable with an AC wall transformer ■ RJ -11 ISDN telephone cable ■ 10BASE-T Ethernet cable ■ 3Com Companion Programs CD-ROM ■ OfficeConnect ISDN LAN Modem Getting St...

26 C HAPTER 3: H ARDWARE D ESCRIPTION AND I NSTALLATION Front Panel LED Description The front panel provides the following LEDs. Figure 11 ISDN LAN Modem Front Panel The functions of the front panel LEDs are described in Table 4. These front panel LEDs show whether or not the unit is functioning pro...

Installing the ISDN LAN Modem 27 Back Panel Connector Description The back panel provides the following components. Figure 12 ISDN LAN Modem Back Panel From left to right the back panel consists of the following. ■ Power: Connect the power module cable to this port. ■ Reset: Press this button for no...

28 C HAPTER 3: H ARDWARE D ESCRIPTION AND I NSTALLATION Installing the ISDN Cable To install the ISDN cable: 1 Connect the RJ-45 (8-pin) connector end of the ISDN cable to the port labeled ISDN on the back panel, as shown in Figure 13. Figure 13 ISDN Cable Connection 2 Connect the RJ-11 (6-pin) conn...

Installing the ISDN LAN Modem 29 CAUTION: You should only have one computer physically connected to the ISDN LAN Modem during configuration. Once you complete the configuration process, connect any other computers you would like to have on the LAN and then power cycle each computer. If the newly-add...

30 C HAPTER 3: H ARDWARE D ESCRIPTION AND I NSTALLATION Installing Analog Equipment You can connect an analog touch-tone telephone, answering machine, fax machine, or external analog modem to the ISDN LAN Modem. You will need an RJ-11 to RJ-11 cable that is supplied with the analog device for each a...

Wall Mounting the ISDN LAN Modem 31 Installing the Power Cable To install the power cable: 1 Connect the ISDN LAN Modem power module cable to the 10-18 VDC power connector on the back panel of the ISDN LAN Modem, as shown in Figure 17. Figure 17 Power Cable Connection 2 Plug the other end of the pow...

32 C HAPTER 3: H ARDWARE D ESCRIPTION AND I NSTALLATION WARNING: Only wall mount single units. Do not wall mount stacked OfficeConnect units. Using Rubber Feet and Stacking Clips Attach the feet to the marked areas at each corner of the underside of your ISDN LAN Modem to stabilize your ISDN LAN Mod...

4 S ETTING U P TCP/IP FOR W INDOWS AND M ACINTOSH This chapter describes how to set up the Windows and Macintosh operating system (OS) TCP/IP stack. Your computer must have a TCP/IP stack in order to use the ISDN LAN Modem. If you already have TCP/IP installed and set up on your computer, then go on...

TCP/IP Setup Using Windows 98 and Windows 95 35 Figure 22 Network Dialog Box 8 From the TCP/IP Properties dialog box, select the IP Address tab. Figure 23 TCP/IP Properties Dialog Box 9 Most users need to select Obtain an IP address automatically because most LANs use dynamic IP addresses. If your L...

36 C HAPTER 4: S ETTING U P TCP/IP FOR W INDOWS AND M ACINTOSH Figure 24 Advanced Parameters of TCP/IP Properties 11 Click OK to close the TCP/IP Properties dialog box. 12 Click OK to close the Network dialog box. 13 Restart W indows 98 or 95 to let these changes take effect. TCP/IP Setup Using Wind...

TCP/IP Setup Using Windows NT 4.0 37 Figure 25 Windows NT Protocols Configuration W indow 3 Click Add . The Select Network Protocol dialog box appears as shown in Figure 26. Figure 26 Select Network Protocol Dialog Box 4 Select TCP/IP Protocol and then click OK . The following message appears. Figur...

38 C HAPTER 4: S ETTING U P TCP/IP FOR W INDOWS AND M ACINTOSH Figure 28 Network Protocols Group Box 8 Click Close. The Microsoft TCP/IP Properties window appears, as shown in Figure 29. Figure 29 Microsoft TCP/IP Properties Window 9 From the Adapter drop down list box, select the Ethernet card that...

TCP/IP Setup Using Mac OS 7.6 or later 39 TCP/IP Setup Using Mac OS 7.6 or later If you are using Macintosh operating system version 7.6 or later, Open Transport (OT) PPP is provided and installed by default. If you did not install OT PPP when you installed your system software, perform a custom ins...

40 C HAPTER 4: S ETTING U P TCP/IP FOR W INDOWS AND M ACINTOSH TCP/IP Setup Using Windows 3.11 If you are using Windows 3.11, a TCP/IP stack is not provided as part of the operating system. If you do not have a TCP/IP stack, you can use MS TCP which is provided on the 3Com Companion Programs CD-ROM....

TCP/IP Setup Using Windows 3.11 41 Figure 33 Network Setup Dialog Box 9 After the installation is complete, click Close . 10 Click OK . 11 From the MS TCP/IP Configuration dialog box, check the Enable Automatic DHCP Configuration check box and then click OK . 12 Restart your PC to allow the changes ...

5 C ONFIGURING THE ISDN LAN M ODEM This chapter describes how to configure the ISDN LAN Modem for the typical configuration. The typical configuration covers the basic setup and includes what most users need to get up and running. It provides instructions for setting up your ISDN line and connecting...

44 C HAPTER 5: C ONFIGURING THE ISDN LAN M ODEM CAUTION: You should only have one computer physically connected to the ISDN LAN Modem during configuration. Once you complete the configuration process, connect any other computers you would like to have on the LAN and then power cycle each computer. I...

Before You Begin 45 Setting Up Your Computer If You Have a Static IP Address If your computer has a static IP address, you must verify and possibly change some settings on your computer before you begin the configuration procedure. The ISDN LAN Modem must be your gateway and one of your DNS servers....

46 C HAPTER 5: C ONFIGURING THE ISDN LAN M ODEM You are asked to restart your computer. 11 Click OK . For Macintosh Users 1 From the Apple menu, open Control Panels . Double-click TCP/IP . 2 Choose Ethernet from the Connect via drop-down list box, if not already chosen. The Configure drop down list ...

Configuring the ISDN LAN Modem for the Typical Configuration 47 Configuring the ISDN LAN Modem for the Typical Configuration To configure the ISDN LAN Modem for the typical configuration, do the following. If you are using static IP addressing, you may need the IP address which you recorded previous...

48 C HAPTER 5: C ONFIGURING THE ISDN LAN M ODEM Figure 36 Set Password W indow 3 Enter a password in the Password field and then enter the same password in the Password (repeat) field to confirm it. If you do not wish to enter a password, leave the fields empty. 4 Click Submit . A message box indica...

Configuring the ISDN LAN Modem for the Typical Configuration 49 If you have not ordered your ISDN line, click Abort and then Click Yes to confirm that you want to abort the SPID W izard program. The ISDN LAN Modem configuration main page appears. After you have an ISDN line installed, refer to “Sett...

50 C HAPTER 5: C ONFIGURING THE ISDN LAN M ODEM ■ Use one B channel: When selected, one B channel is used to connect to this service provider. ■ Add second B channel as required: When selected, the second B channel is added when the first B channel reaches a certain threshold. The threshold default ...

Configuring the ISDN LAN Modem for the Typical Configuration 51 Configuring a Static IP Address on the ISDN LAN Modem If you followed the steps in “Configuring the ISDN LAN Modem for the Typical Configuration” and were not able to connect to a Web site and your computer has a static IP address, ther...

52 C HAPTER 5: C ONFIGURING THE ISDN LAN M ODEM ISDN LAN Modem Main Page The ISDN LAN Modem main page is shown in Figure 39. From this page you can access configuration parameters as well as place and receive calls. Bookmark this page for easy access. Alternatively, if you are using the ISDN LAN Mod...

ISDN LAN Modem Main Page 53 Links from the Buttons ■ Home: Jumps to the main configuration page of the ISDN LAN Modem. ■ SPID Wizard: Activates the SPID Wizard if you need to run it again. ■ ISP Wizard: Allows you to configure an ISP. If you already configured an ISP using the ISP Wizard, and then y...

6 A DVANCED C ONFIGURATION This chapter describes how to configure advanced settings for the ISDN LAN Modem. For instance, setting up a connection to a private network such as a remote office LAN, and changing default settings. You should follow the typical configuration steps first so that you can ...

56 C HAPTER 6: A DVANCED C ONFIGURATION Setting Up Additional Service Providers A service provider is a location outside of your LAN that you would like to access from your LAN, such as an ISP for access to the Internet or a private network such as a remote office LAN. You can define up to four serv...

Setting Up Additional Service Providers 57 When to Select Private Network Select private network when you want to connect directly to a remote, private LAN such as a corporate network, shown in Figure 41. For instance, if you want to dial into your main office from home in order to access the server...

58 C HAPTER 6: A DVANCED C ONFIGURATION Figure 42 ISP Service Provider Selection Window 3 Click Select . The Internet Service Provider Parameters window appears. Figure 43 ISP Parameters Window 4 In the Name field, enter a name for this remote destination, such as the name of the ISP. You may want t...

Setting Up Additional Service Providers 59 6 In the Alternate Number field, you can either enter an alternative number or, if required by your ISP, a second telephone number to establish a Multilink PPP call. To enter a second, alternative telephone number for your ISP that will be automatically dia...

60 C HAPTER 6: A DVANCED C ONFIGURATION are being connected unintentionally as a result of packets generated by your workstations. 15 For Enable Intelligent NAT, leave the default setting, which is Yes, in order for the LAN Modem to better support Internet applications and games. The ISDN LAN Modem ...

Setting Up Additional Service Providers 61 Figure 44 Private Network Service Provider Selection W indow 2 Select New Private Network from the drop-down list box and then click Select . The Private Network Parameters window appears. Figure 45 Private Network Parameters Window

Setting Up Additional Service Providers 63 12 Under Miscellaneous, indicate whether or not you would like to use data compression when transferring data by selecting the appropriate radio button. 13 Under Miscellaneous, leave the default, NAT enabled, unless you are certain you want to disable it. W...

64 C HAPTER 6: A DVANCED C ONFIGURATION ■ IP Address: This field contains the IP address of the workstation you selected. You should not have to make any changes to this field unless you are using static IP addresses (that is, IP addresses which are not dynamically assigned by the ISDN LAN Modem). ■...

Restricting Workstations from Accessing Service Provider(s) 65 Restricting Workstations from Accessing Service Provider(s) If you want to restrict a workstation(s) on the LAN from accessing a service providers(s), do the following. 1 click Workstation Parameters from the ISDN LAN Modem home page. 2 ...

66 C HAPTER 6: A DVANCED C ONFIGURATION IP Address and Subnet Mask The IP address is a unique address which identifies the ISDN LAN Modem on a network. The default address (192.168.1.1) is a private IP address which will be translated automatically by the ISDN LAN Modem for Internet access. You shou...

Changing Data Call Parameters 67 Configuring the LAN Parameters To configure LAN parameters, do the following. 1 From the ISDN LAN Modem main page, click the ISDN LAN Modem graphic. 2 In the IP Address field, review the default and enter a different IP address if required. 3 In the Subnet Mask field...

68 C HAPTER 6: A DVANCED C ONFIGURATION Understanding Data Call Parameters The Data Call Parameters window, shown in Figure 47, contains the following fields. Figure 47 Data Call Parameters Window Minimum Call Duration The minimum call duration is the minimum length of a call that is measured and mu...

Changing Data Call Parameters 69 Connect/Disconnect Threshold for the Second B Channel If you specified that you want to use the second B channel only when needed, indicate the percentage of bandwidth utilization on the first B channel which must be reached before the second B channel is allocated, ...

70 C HAPTER 6: A DVANCED C ONFIGURATION Changing Voice Call Routing This section describes how calls are routed to analog equipment attached to the ISDN LAN Modem’s voice ports and provides instructions for changing the way voice calls are routed. Understanding How Calls Are Routed By default, incom...

Reserving DHCP Addresses 71 2 Specify which Phone port should handle calls associated with Telephone Number 1 by checking the appropriate phone port box. 3 If your ISDN line has two telephone numbers, specify which phone port should handle calls associated with Telephone Number 2. 4 Click Submit . I...

72 C HAPTER 6: A DVANCED C ONFIGURATION Changing Your Password To change the password you defined as part of the initial setup to restrict access to the ISDN LAN Modem, do the following. 1 From the ISDN LAN Modem main page, click the Password button. 2 Enter your new password in the Password field. ...

Locking and Unlocking the Configuration 73 To set up your ISDN connection, do the following. 1 From the ISDN LAN Modem main page, click ISDN Parameters. The ISDN Parameters window appears. Figure 51 ISDN Parameters Screen 2 From the ISDN Switch Type drop-down list box, select the ISDN Switch Type re...

Configuring the ISDN LAN Modem from a Remote Location 75 7 Right click this new icon with your right mouse button and choose Properties . 8 Click the Server Type tab. For Windows 95 users: PPP, Windows 95, Windows NT 3.5, Internet should be chosen in the Type of Dial-Up Server list box. For W indows...

7 S UPPLEMENTARY V OICE C ALL S ERVICES Supplementary Voice Services The ISDN LAN Modem supports the following supplementary voice services. ■ Call Waiting ■ Caller ID ■ Call Conference (Three-Way Calling) ■ Call Transfer ■ Voice Mail (Message Service) ■ Caller ID Name Display ■ Call Forwarding Befo...

78 C HAPTER 7: S UPPLEMENTARY V OICE C ALL S ERVICES Call Waiting Call Waiting allows you to place an active call on hold in order to answer another incoming call on the same telephone number. By default, Call Waiting is enabled on port 1 and disabled on port 2. Telephone companies typically provide...

Call Waiting 79 How to Use Call Waiting To use Call Waiting, do the following. Table 1 How to Use Call Waiting The ISDN LAN Modem can support a maximum of two simultaneous voice calls per phone port. If you already have two calls up (one active and one on hold) and a third call comes in, that caller...

80 C HAPTER 7: S UPPLEMENTARY V OICE C ALL S ERVICES Caller ID The ISDN LAN Modem supports Caller ID and Caller ID Blocking. Caller ID Caller ID is supported on the ISDN LAN Modem. If you subscribe to this service, the telephone number of the calling party is displayed on the caller ID device connec...

Flexible Calling 81 Flexible Calling Flexible Calling (also known as Flexible Call Offering (FCO)) is an additional service added to your ISDN line to allow you to use voice features such as Call Conference (Three Way Calling), Hold, Drop, Transfer and Message Service on telephones connected to the ...

82 C HAPTER 7: S UPPLEMENTARY V OICE C ALL S ERVICES Call Conference (Three-Way Calling) Call Conference (also referred to as Three-Way Calling or TWC) allows you to add another party to an existing call. This feature can be used whether you have received or have placed the first call. You cannot co...

Message Service/Voice Mail 83 Message Service/Voice Mail If you subscribe to Voice Mail on your ISDN line, then you have Message Service which tells you that you have new messages in your voice mail box. By default, Message Service is disabled. You must enable this feature on the ISDN LAN Modem to u...

8 P LACING , R ECEIVING AND D ISCONNECTING C ALLS This chapter covers the following main topics: ■ Placing calls automatically and manually ■ Receiving calls ■ Disconnecting data calls Placing Calls You can place calls from your computer through the ISDN LAN Modem to a remote location either automat...

86 C HAPTER 8: P LACING , R ECEIVING AND D ISCONNECTING C ALLS Placing a Call Manually You can also manually place a call to an existing service provider or to a destination that has not been previously defined as long as the remote location provides an IP address dynamically during call setup. Plac...

Receiving Calls 87 9 Specify the B channel rate or select TollMizer . Leave the B channel rate set to 64 Kbps unless your telephone company and the locations you will be connecting to only support 56 Kbps. TollMizer sends a data call over a voice circuit allowing you to save the typical cost differe...

Disconnecting Data Calls 89 Disconnecting Calls Automatically Using Timers There are a number of ways by which you can configure calls to be disconnected automatically. You can set timers and disconnect thresholds from the Data Call Parameters window. Specifically, the parameters you can set are as ...

9 T ROUBLESHOOTING AND M AINTENANCE This chapter explains how to isolate and solve problems encountered with the ISDN LAN Modem. Problems may stem from incorrect option settings or improper installation. This chapter covers the following main topics. ■ Checking the basics ■ Monitoring the LEDs ■ Eva...

92 C HAPTER 9: T ROUBLESHOOTING AND M AINTENANCE Monitoring LEDs If you are experiencing operational inconsistencies, monitor the ALERT, ISDN, B channel and LAN port status LEDs to isolate problems. Refer to Table 5 for instructions to resolve the problem. Monitoring the ALERT LED Press and release ...

Monitoring LEDs 93 Troubleshooting Problems Indicated by LEDs Table Table 5 lists the states of ISDN LAN Modem LEDs which indicate errors and also provides possible causes and solutions. Table 5 Troubleshooting Problems Indicated by LEDs LED LED State Possible Cause Solution ALERT LED ALERT LED rema...

96 C HAPTER 9: T ROUBLESHOOTING AND M AINTENANCE Calls from the analog port may be blocked. From the Call Routing window, check the Phone Port 1 and Phone Port 2 boxes which are used for voice call routing. Make sure that the correct Phone Port box for that port is checked. A computer on the LAN was...

100 C HAPTER 9: T ROUBLESHOOTING AND M AINTENANCE Finding More Information For more information about the ISDN LAN Modem, such as frequently asked questions and specific technical notes go to the following URL: http://www.remoteaccess.3com.com/support/docs/lanmodem/welcome.html and then bookmark thi...

Reviewing Statistics 101 4 Reconnect the ISDN cable. 5 Restart your computer. 6 Launch your Web browser. The ISDN LAN Modem begins its initial setup sequence. Reviewing Statistics Various statistics about LAN and WAN parameters are stored and available for review. To view statistics, do the followin...

102 C HAPTER 9: T ROUBLESHOOTING AND M AINTENANCE Understanding ISDN Information The ISDN statistics provided are as follows. Layer 1 status: Indicates whether layer 1, the physical connection, of the ISDN line is up or down. If layer 1 remains down after you attempt to place a call, there may be a ...

Reviewing Statistics 103 Understanding Last Call Information The last call information for both B channels (that is, call 1 and call 2) is as follows. Table 11 Understanding Last Call Information Calling telephone or port number Voice or data For an incoming voice or data call, indicates the telepho...

104 C HAPTER 9: T ROUBLESHOOTING AND M AINTENANCE Understanding Service Provider Information The following Service Provider information is provided after a call has ended. Called telephone number Voice or data For the last outgoing data call, indicates the telephone number dialed to reach the servic...

A N ETWORKING P RIMER This chapter provides a description of basic networking concepts and terminology to help you better understand the key functionality of the ISDN LAN Modem. What is a network? A network is a set of computers and other devices such as printers, modems, and scanners that are conne...

106 A PPENDIX A: N ETWORKING P RIMER How does a LAN connect to a WAN? You can connect a LAN to a WAN through a number of devices such as a router or a bridge that can place a call to the remote LAN using a dial-up telephone service such as ISDN. Routers and bridges are devices that link networks. A ...

What is a network? 107 Figure 56 Two Simultaneous Connections The B channels may also be combined using the Multilink PPP feature to allow one higher speed connection to a single location as shown in Figure 57. Figure 57 Using Multilink to Combine B Channels for a Single High-Speed Link How do diffe...

108 A PPENDIX A: N ETWORKING P RIMER What is an IP Address? An IP address is a 32 bit address used by TCP/IP to uniquely identify the location of a device on a network. Note that the IP address does not refer to the device itself. If, for example, you relocate a PC to another area of the same networ...

B U SING THE C USTOM W EB B ROWSER An Internet Explorer Web browser tailored for use with your ISDN LAN Modem is provided on the 3Com Companion Programs CD-ROM. You may prefer to use this browser as it has been customized for your ISDN LAN Modem, as shown in Figure 59, making it easier to use. If yo...

112 A PPENDIX B: U SING THE C USTOM W EB B ROWSER ■ User Guide Click here to jump to the Internet location of the OfficeConnect ISDN LAN Modem User Guide . Using Favorites Under the Favorites menu, a subcategory labeled 3Com sites lists several helpful sites already bookmarked for you. These include...

C ISDN LAN M ODEM F ACTORY D EFAULTS Table 13 ISDN LAN Modem Factory Defaults LAN Parameters LAN Modem IP Address * * The ISDN LAN Modem attempts to use this default IP address to communicate with the computer during initial configuration. If communication cannot be established initially, the ISDN L...

D ISDN LAN M ODEM S PECIFICATIONS Refer to Table 14 for the ISDN LAN Modem specifications. Table 14 ISDN LAN Modem Specifications Network Interface ISDN Basic rate telephone service provided by the telephone company Network (ISDN) Connector RJ49C Facility Interface Code 02IS5 ISDN Interface Type U (...

E O RDERING ISDN S ERVICE This appendix describes how to order ISDN service. Refer to the appropriate section. ■ If you are ordering ISDN for the first time, refer to “If You Place Your ISDN Order Through 3Com” to have 3Com order ISDN service for you, free of charge. ■ To call your telephone company...

118 A PPENDIX E: O RDERING ISDN S ERVICE Placing Your Order To order ISDN service from the telephone company for the ISDN LAN Modem: 1 Call the telephone company and ask for the ISDN representative. 2 Tell the representative that you would like to place an order for ISDN service for an OfficeConnect...

Supplementary Voice Features Included with U, EZ-ISDN-1, V and EZ-ISDN 1A 119 Supplementary Voice Features Included with U, EZ-ISDN-1, V and EZ-ISDN 1A Package U or EZ-ISDN 1 includes automatic support on telephone number 1 for the following supplementary voice features, which are also supported by ...

What If I Already Have ISDN Service? 121 For Nortel DMS-100 ® Switches If your line is provisioned on a Nortel DMS-100 ® switch, then regardless of the ISDN Ordering Code you choose, you cannot have simultaneous voice and data on the same phone number because of a limitation with the central office ...

122 A PPENDIX E: O RDERING ISDN S ERVICE EZ-ISDN 1 (if you do not want Voice Mail) or Package V or EZ-ISDN 1A (if you want Voice Mail). If you make this change, however, you should be aware that certain constraints apply to both U/EZ-ISDN 1 and V/EZ-ISDN 1A -- in particular, that these codes do not ...

G LOSSARY B channel Bearer channel. In ISDN communications, a B channel transmits data or voice traffic at a rate of up to 64 Kbps. BRI Basic Rate Interface. A BRI line is one of two access methods to the ISDN; PRI is the other. Each BRI consists of two 64 Kbps B channels and one 16 Kbps D channel f...

124 G LOSSARY firmware Firmware is the code which resides in the ISDN Modem and controls its behavior. It differs from software in the form of programs that run on your computer. IP address An IP address is a set of numbers that uniquely identifies each device in a network. ISDN Integrated Services ...

G LOSSARY 125 PRI Primary Rate Interface. A PRI line is one of two access methods to the ISDN; BRI is the other. In North America, each PRI consists of twenty-three 64 Kbps B channels and one 64 Kbps D channel. router A router is a device that links networks. SPID Service Profile Identifier. If requ...

127 I NDEX A analog equipment installation 30 B B channel LEDs 92 , 93 BACP 21 , 123 bandwidth on demand parameters 89BAP 21 , 123 C call conference 82call forwarding 83call routing analog ports 71 call transfer 82call waiting 78 configuring 78using 79 caller ID 80 blocking 80 Challenge Handshake Au...

3Com Corporation L IMITED W ARRANTY OfficeConnect ISDN LAN Modem H ARDWARE 3Com warrants this hardware product to be free from defects in workmanship and materials, under normal use and service, for the following length of time from the date of purchase from 3Com or its authorized reseller: Lifetime...

Dead- or Defective-on-Arrival . In the event a product completely fails to function or exhibits a defect in materials or workmanship within the first forty-eight (48) hours of installation but no later than thirty (30) days after the date of purchase, and this is verified by 3Com, it will be conside...