NETGEAR RH340 Reference Manual
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NETGEAR RH340 Reference Manual

NETGEAR RH340 Reference Manual

Internet access isdn router
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Download this manual See also: Installation Manual
Reference Guide for the
Model RH340 Internet
Access ISDN Router
NETGEAR, Inc.
A Bay Networks Company
4401 Great America Parkway
Santa Clara, CA 95054 USA
Phone 888-NETGEAR
M-RH340NA-0
September 1999

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  • Page 1 Reference Guide for the Model RH340 Internet Access ISDN Router NETGEAR, Inc. A Bay Networks Company 4401 Great America Parkway Santa Clara, CA 95054 USA Phone 888-NETGEAR M-RH340NA-0 September 1999...
  • Page 2 In the interest of improving internal design, operational function, and/or reliability, NETGEAR reserves the right to make changes to the products described in this document without notice. NETGEAR does not assume any liability that may occur due to the use or application of the product(s) or circuit layout(s) described herein.

  • Page 3: Customer Support

    Certificate of the Manufacturer/Importer It is hereby certified that the Model RH340 Internet Access ISDN Router has been suppressed in accordance with the conditions set out in the BMPT-AmtsblVfg 243/1991 and Vfg 46/1992. The operation of some equipment (for example, test transmitters) in accordance with the regulations may, however, be subject to certain restrictions.
  • Page 4 This page left intentionally blank.

  • Page 5: Table Of Contents

    Contents Preface Purpose ...........................xiii Audience ..........................xiii Conventions ........................xiv Special Message Formats ..................xiv Use of Enter, Type, Press, and Click .................xiv Other Conventions ....................xv Related Publications ......................xv Chapter 1 Introduction About the Router ......................1-1 Features ..........................1-1 Key Features ......................1-2 ISDN Support ......................1-3 Multilink PPP Support ....................1-3 TCP/IP Support ......................1-3...
  • Page 6 Hardware Installation Package Contents ......................2-1 Local Network Hardware Checklist .................2-2 Router Connection ......................2-2 Installing the Model RH340 Router ................2-5 Connecting the Serial Cable (Optional) ..............2-6 Connecting to the ISDN Port ..................2-6 Connecting the Ethernet Cable ................2-6 Connecting a Telephone, Fax, or Modem ..............2-6 Connecting the Power Adapter ................2-6...
  • Page 7 Chapter 5 Advanced Configuration Advanced Options Menu ....................5-2 DNS Server Address ....................5-2 Local Server ......................5-3 Local Web Server Example ................5-4 Local Game Host or Videoconference Example ..........5-4 Multilink Protocol ......................5-4 Idle Timeout ......................5-5 Data Over Voice Bearer Service ................5-5 Chapter 6 Troubleshooting Basic Functioning ......................6-1 LEDS ........................6-1...
  • Page 8 Chapter 7 Basic Routing Information Basic Router Concepts ....................7-1 What is a Router? ....................7-1 IP Addresses and the Internet .................7-2 Netmask ........................7-4 Subnet Addressing ....................7-4 Private IP Addresses ....................7-7 Single IP Address Operation Using NAT ..............7-7 Domain Name Server ....................7-9 IP Configuration by DHCP ..................7-9 Appendix A Technical Specification...
  • Page 9 Figures Figure 2-1. Front Panel of the Model RH340 Router ..........2-2 Figure 2-2. Rear Panel of the Model RH340 Router ..........2-4 Figure 2-3. Installing the Model RH340 Router ............2-5 Figure 3-1. Components for IP Networking Window ..........3-4 Figure 4-1. Configuration Wizard ISDN Line Information Window ......4-4 Figure 4-2.
  • Page 10 This page left intentionally blank. Figures...
  • Page 11 Tables Table 2-1. LED Descriptions ..................2-3 Table 7-1. Netmask Notation Translation Table for One Octet ........7-6 Table 7-2. Netmask Formats ..................7-6 Table B-1. Switch Types Supported ................ B-2 Table B-2. National ISDN-1 Services with Nortel ............. B-3 Table B-3. Custom ISDN Services with Nortel ............B-4 Table B-4.
  • Page 12 This page intentionally blank. Tables...

  • Page 13: Preface

    Model RH340 Internet Access ISDN Router. The Model RH340 router provides connection for one or more PCs to the Internet over Integrated Services Digital Network (ISDN) lines at a speed of 64 or 128 kilobits per second (Kbps). At these speeds, you can download video clips, music, or high-resolution color graphics from the World Wide Web or other online services much faster than you can with an analog modem.

  • Page 14: Conventions

    Reference Guide for the Model RH340 Internet Access ISDN Router Conventions This section describes the conventions used in this guide. Special Message Formats This guide uses the following formats to highlight special messages: Note: This format is used to highlight information of importance or special interest.

  • Page 15: Other Conventions

    Reference Guide for the Model RH340 Internet Access ISDN Router Other Conventions This guide uses the following typographical conventions: italics Book titles and UNIX file, command, and directory names. Screen text, user-typed command-line entries. courier font Initial Caps Menu titles and window and button names.

  • Page 16: Introduction

    This chapter describes the features of the NETGEAR Model RH340 Internet Access ISDN Router. About the Router The Model RH340 router provides connection for one or more PCs to the Internet over Integrated Services Digital Network (ISDN) lines at a speed of 64 or 128 kilobits per second (Kbps). At these speeds, you can download video clips, music, or high-resolution color graphics from the World Wide Web (WWW) and other online services much faster than with an analog modem.

  • Page 17: Key Features

    Reference Guide for the Model RH340 Internet Access ISDN Router Key Features The Model RH340 Internet Access ISDN Router provides the following features: • Standard basic rate ISDN (BRI) connection – ISDN, 2B+D, providing two 64 kilobits per second (Kbps) data channels and a 16 Kbps control channel –...

  • Page 18: Isdn Support

    7-1. IP Address Masquerading by Dynamic NAT+ The Model RH340 router allows several networked PCs to share an Internet account using only a single IP address, which may be statically or dynamically assigned by your ISP. This technique, an extension of Network Address Translation (NAT), is also known as IP address masquerading and typically allows the use of an inexpensive single-user ISP account.

  • Page 19: Automatic Configuration Of Attached Pcs By Dhcp

    Reference Guide for the Model RH340 Internet Access ISDN Router Automatic Configuration of Attached PCs by DHCP The Model RH340 router can dynamically assign network configuration information, including IP, gateway, and domain name server (DNS) addresses, to attached PCs on the LAN using the Dynamic Host Configuration Protocol (DHCP).
  • Page 20 If you experience problems with router operation, refer to Chapter 6, “Troubleshooting.” • If you are unfamiliar with IP networking and routing, refer to Chapter 7, “Basic Routing Information.” Additional helpful information can be found on the NETGEAR World Wide Web home page, www.NETGEARinc.com. Introduction...

  • Page 21: Hardware Installation

    Chapter 2 Hardware Installation This chapter provides instructions for installing the Model RH340 Internet Access ISDN Router. Package Contents The product package should contain the following items: • Model RH 340 Internet Access ISDN Router • AC power adapter, 16 V AC output •...

  • Page 22: Local Network Hardware Checklist

    Reference Guide for the Model RH340 Internet Access ISDN Router Local Network Hardware Checklist The Model RH340 Internet Access ISDN Router is intended for use in a network of PCs that are interconnected by twisted pair Ethernet cable. In this network: •...
  • Page 23 Reference Guide for the Model RH340 Internet Access ISDN Router Table 2-1 lists and describes each LED on the front panel of the router. These LEDs are green when lit. Table 2-1. LED Descriptions Label Activity Description PWR (Power) Power is supplied to the router.

  • Page 24: Figure 2-2. Rear Panel Of The Model Rh340 Router

    Reference Guide for the Model RH340 Internet Access ISDN Router The rear panel of the Model RH340 router is shown in Figure 2-2. Refer to this diagram to identify all of the ports on the router when you attempt to make any connections.

  • Page 25: Installing The Model Rh340 Router

    Reference Guide for the Model RH340 Internet Access ISDN Router Installing the Model RH340 Router Refer to Figure 2-3 when installing and connecting your Model RH340 router. POWER ISDN PHONE 1 PHONE 2 MANAGER 16VAC 9501EA Figure 2-3. Installing the Model RH340 Router...

  • Page 26: Connecting The Serial Cable (Optional)

    Connections are made using standard straight-through UTP cables like the white cable included with your router. To connect more than four PCs, connect one LAN port of the Model RH340 router to another Ethernet hub using the uplink port on the other hub.

  • Page 27: Preparing Your Network

    Interface (BRI) phone line. In most of North America, your telephone company can properly provision your ISDN line when you provide them with an ISDN Ordering Code (IOC) or EZ-ISDN code. The NETGEAR Model RH340 router supports the following ordering codes: •...

  • Page 28: Local Network Software Checklist

    Lines.” Local Network Software Checklist The Model RH340 router uses the Transmission Control Protocol (TCP) and Internet Protocol (IP), commonly referred to as TCP/IP. In order to access the Internet through the router, each PC on your network must have TCP/IP installed and selected as the networking protocol. The required components are listed below for various operating systems: •...

  • Page 29: Configuring Windows 95 Or Windows 98 For Ip Networking

    Unless you have a reason to do otherwise, install TCP/IP so that the computer obtains its specific network configuration information from a DHCP server during bootup. The Model RH340 router is shipped preconfigured as a DHCP server. The router assigns the following TCP/IP configuration information automatically when the PCs are rebooted: •...

  • Page 30: Figure 3-1. Components For Ip Networking Window

    Reference Guide for the Model RH340 Internet Access ISDN Router Select Network. In the displayed list of installed components, as illustrated in Figure 3-1, you must have an Ethernet adapter, the TCP/IP protocol, and Client for Microsoft Networks. Note: It is not necessary to remove any other network components shown in the Network window in order to install the adapter, TCP/IP, or Client for Microsoft Networks.

  • Page 31: Configuring Tcp/Ip Properties

    You need to restart your PC after making these changes. Configuring TCP/IP Properties NETGEAR recommends that you leave the TCP/IP setup parameters at their factory default settings unless you have a specific reason to change them. With the default settings, your PC is configured to obtain its TCP/IP configuration information automatically from a DHCP server on the local network.

  • Page 32: Isp Checklist

    In addition, you should ask your ISP these questions: • Will your IP address be dynamically assigned? If you receive a static IP address, contact NETGEAR Customer Support for instructions to configure the address. • Will your DNS server address be dynamically assigned? If not, you will need to enter it in FirstGear’s Advanced Options, as described in...

  • Page 33: Configuring The Router Using Firstgear

    Chapter 4 Configuring the Router Using FirstGear This chapter provides instructions for configuring the Model RH340 router using the FirstGear configuration program. These instructions are to be followed after you install and connect your router as instructed in Chapter 2, “Hardware Installation,”...

  • Page 34: Installation Of Firstgear Configuration Wizard

    You must have a CD drive and Windows 95, Windows 98, or Windows NT to install and use FirstGear. To install FirstGear on your PC, you must insert the Model RH340 Resources CD and run the Setup program on the CD.

  • Page 35: Launching Firstgear

    Reference Guide for the Model RH340 Internet Access ISDN Router Click on Next. The Setup Complete window opens. Click on Finish. FirstGear is now installed on your PC, and a First Gear shortcut icon appears on the desktop of your PC.

  • Page 36: Isdn Line Information

    Reference Guide for the Model RH340 Internet Access ISDN Router ISDN Line Information You will configure the Configuration Wizard ISDN Line Information - North America window first, illustrated in Figure 4-1. The information for the fields in this window are provided by your local telephone company.
  • Page 37 Reference Guide for the Model RH340 Internet Access ISDN Router To configure the ISDN line information: Enter the directory numbers (DNS) assigned to your ISDN phone line. The directory numbers are the telephone numbers assigned to your ISDN line by your telephone company.

  • Page 38: Isdn Test

    Reference Guide for the Model RH340 Internet Access ISDN Router ISDN Test You can test your ISDN settings by clicking on the ISDN Test button in the Configuration Wizard ISDN Test window (Figure 4-2). Figure 4-2. Configuration Wizard ISDN Test Window During the ISDN Test, FirstGear sends the configuration information to the router and resets the ISDN port.
  • Page 39 Reference Guide for the Model RH340 Internet Access ISDN Router If the ISDN Test fails: • Check the physical connection between your router and the ISDN jack. • Recheck your directory numbers, SPIDs, and switch type. • Check that you entered the directory numbers in the local dialing format. Do not enter the area code unless it is required for local dialing.

  • Page 40: Isp Information

    Reference Guide for the Model RH340 Internet Access ISDN Router ISP Information You will now configure the router using the Configuration Wizard ISP Information window. The information for the fields in this window are provided by your ISP. Note: Be sure to enter the ISP’s phone number as you would dial it from your location, (for example, 1 + area code and the seven digit number if it is not a local call).
  • Page 41 Reference Guide for the Model RH340 Internet Access ISDN Router To configure the ISP Information window to dial your ISP: Enter the login name (given to you by your ISP) in the Login Name field. This field is case sensitive.

  • Page 42: Isp Test

    Reference Guide for the Model RH340 Internet Access ISDN Router ISP Test You can test your ISP settings by clicking on the ISP Test button within the ISP Test window (Figure 4-4). Figure 4-4. Configuration Wizard ISP Test Window During the ISP Test, the router places a call to the ISP. The B1 LED on the front panel should light.
  • Page 43 Reference Guide for the Model RH340 Internet Access ISDN Router If the ISP connection test fails: • Check that you entered the phone number in the local format. Do not enter the area code unless it is required for local dialing.

  • Page 44: Configuration Complete

    Reference Guide for the Model RH340 Internet Access ISDN Router Configuration Complete If the ISDN and ISP tests completed successfully, your router is correctly configured for basic Internet access. With the Configuration Wizard Complete window (Figure 4-5), you may either exit the program or click on the Set Advanced Config Options button.

  • Page 45: Accessing The Internet

    Reference Guide for the Model RH340 Internet Access ISDN Router Accessing the Internet When your router and PCs are configured correctly, your router can place calls automatically whenever an application requires access to the Internet. The router can also disconnect from the ISP when the connection has been idle for approximately five minutes.

  • Page 46: Advanced Configuration

    Advanced Configuration This chapter provides information about using advanced features within the FirstGear Advanced Options menu to configure your Model RH340 Internet Access ISDN Router. These instructions assume you have already configured your router as instructed in Chapter 4, “Configuring the Router Using FirstGear.”...

  • Page 47: Advanced Options Menu

    Reference Guide for the Model RH340 Internet Access ISDN Router Advanced Options Menu The Advanced Options Menu is shown in Figure 5-1. Figure 5-1. ISDN Advanced Options Window DNS Server Address This configuration box determines what DNS server address your router delivers to the PCs by DHCP when the PCs are rebooted.

  • Page 48: Local Server

    Note: You must reboot your PCs after configuring the router with this DNS address. Local Server When you use the Model RH340 router with a single-user ISP account, the router’s NAT function prevents Internet locations from directly accessing the PCs on your LAN. There are two circumstances in which you may want to bypass NAT: •...

  • Page 49: Local Web Server Example

    A few online games and videoconferencing applications are incompatible with NAT. The Model RH340 router is programmed to recognize some of these applications and works properly with them, but there are other applications that may not function well. If a local PC with the address 192.168.0.3, for example, acts as a game or videoconference host, select...

  • Page 50: Idle Timeout

    Reference Guide for the Model RH340 Internet Access ISDN Router Your ideal Multilink setting depends upon whether your telephone company or ISP charges more for connection with two B-channels, whether or not your ISP supports Multilink, and whether or not you would like to keep one channel open for voice use.

  • Page 51: Troubleshooting

    Chapter 6 Troubleshooting This chapter gives information about troubleshooting your Model RH340 Internet Access ISDN Router. After each problem is described, instructions are provided to help you diagnose and solve the problem. Basic Functioning After you turn on the power to the router, the PWR LED lights. If the PWR LED does not light, refer to the next section, “LEDS.”...

  • Page 52: Test Led

    • Correct Ethernet cable If you are connecting a Model RH340 router directly to a workstation or to the uplink (MDI) port of a hub, use the white straight-through LAN cable (provided in your NETGEAR package). If you are connecting the router to a standard (MDI-X) hub port, you must use an Ethernet crossover cable (not provided with the router).

  • Page 53: Troubleshooting A Tcp/Ip Network Using A Ping Utility

    Reference Guide for the Model RH340 Internet Access ISDN Router You can check the preceding information with your local telephone company. If the ISDN D LED initializes correctly, run the FirstGear ISDN Connection Test. This test is a loopback test in which the router dials the number entered in the second phone number field. If the loopback test fails, verify the phone numbers that you entered in the FirstGear ISDN setup window.

  • Page 54: Testing The Path From Your Pc To The Internet

    Reference Guide for the Model RH340 Internet Access ISDN Router – Check that the corresponding Link LEDs are on for your network interface card and for the hub ports (if any) that are connected to your PC and router. •...

  • Page 55: Troubleshooting An Isp Connection

    Reference Guide for the Model RH340 Internet Access ISDN Router Troubleshooting an ISP Connection To troubleshoot an ISP connection: Verify that the ISDN line is synchronized. Check that the ISDN D LED is on. If the D LED is off, then refer to “Troubleshooting the...
  • Page 56 Reference Guide for the Model RH340 Internet Access ISDN Router • $$$ LCP opened The Link Control Protocol (LCP) has begun, and connection parameters are now negotiated between your router and the ISP’s router. • $$$ PAP sending user/pswd The Password Authentication Protocol (PAP) has begun, and your router is sending a login name and password.

  • Page 57: Troubleshooting Multilink Connections

    Reference Guide for the Model RH340 Internet Access ISDN Router Check with your phone company to see if you must add 1+area code to the dialed number in order to make a 64 Kbps connection. • If you receive an “LCP closed” message immediately following the password authentication step, verify the following parameters in the FirstGear ISP Setup window: –...

  • Page 58: Troubleshooting Internet Applications

    Reference Guide for the Model RH340 Internet Access ISDN Router Examine the trace steps beginning with the second outgoing call. Common causes of Multilink problems are: • Your ISP may not support Multilink connections. Confirm that your ISP supports Multilink connections and that the phone numbers your router is dialing reach a Multilink-enabled ISP site.

  • Page 59: Testing The Phone Ports

    • Quake If you have problems with an application that is not specifically supported by the Model RH340 router, often you can allow the application to run correctly on one local PC by forwarding all unmapped incoming packets to that PC. This workaround is done by entering that machine's IP address as the Local Server in FirstGear’s Advanced Options menu.

  • Page 60: Internal Manager Interface

    The Manager interface is accessed through the Telnet utility or through a serial terminal or terminal emulator attached to the Manager port. Note: The internal Manager interface is not supported by NETGEAR for the Model RH340 router for any purpose other than changing of the password.

  • Page 61: Password Information

    • No flow control Use the serial cable provided in your NETGEAR package and, if necessary, the serial adapter to connect the Manager port on the router to a serial port on your PC or workstation. When a serial or Telnet connection has been established, press any key. The router should respond with a “Password:”...

  • Page 62: Basic Routing Information

    Routers vary in performance and scale, number of routing protocols supported, and types of physical WAN connections supported. The Model RH340 Internet Access ISDN Router is a small office router that routes the IP protocol over a dial-up ISDN connection.

  • Page 63: Ip Addresses And The Internet

    Reference Guide for the Model RH340 Internet Access ISDN Router IP Addresses and the Internet Because TCP/IP networks are interconnected widely across the world, every machine on the Internet must have a unique address to make sure that transmitted data reaches the correct destination.

  • Page 64: Figure 7-1. Three Main Address Classes

    Reference Guide for the Model RH340 Internet Access ISDN Router Class A Network Node Class B Network Node Class C Network Node 7261 Figure 7-1. Three Main Address Classes Class A addresses can have up to 16,777,214 hosts on a single network. They use an 8-bit network number and a 24-bit node number.

  • Page 65: Netmask

    Reference Guide for the Model RH340 Internet Access ISDN Router For each unique value of the network portion of the address, the base address of the range (host address of all zeros) is known as the network address and is not usually assigned to a host. Also, the top address of the range (host address of all ones) is not assigned but is used as the broadcast address for sending a packet simultaneously to all hosts with the same network address.

  • Page 66: Figure 7-2. Example Of Subnetting A Class B Address

    Reference Guide for the Model RH340 Internet Access ISDN Router Subnet addressing allows us to split one IP network address into smaller multiple physical networks known as subnetworks. Some of the node numbers are used as a subnet number instead.

  • Page 67: Table 7-1. Netmask Notation Translation Table For One Octet

    Reference Guide for the Model RH340 Internet Access ISDN Router Table 7-1 lists the additional subnet mask bits in dotted-decimal notation. To use the table, write down the original class netmask and replace the 0 value octets with the dotted-decimal value of the additional subnet bits.

  • Page 68: Private Ip Addresses

    Reference Guide for the Model RH340 Internet Access ISDN Router NETGEAR strongly advises that all hosts on a LAN segment use the same netmask for the following reasons: • So that hosts recognize local IP broadcast packets When a device broadcasts to its segment neighbors, it uses a destination address of the local network address with all ones for the host address.

  • Page 69: Figure 7-3. Single Ip Address Operation Using Nat

    Reference Guide for the Model RH340 Internet Access ISDN Router The router accomplishes this address sharing by translating the internal LAN IP addresses to a single address that is globally unique on the Internet. The internal LAN IP addresses can be either private addresses or registered addresses.

  • Page 70: Domain Name Server

    IP addresses, along with other information (such as gateway and DNS addresses) that it may assign to the other devices on the network. The Model RH340 router has the capacity to act as a DHCP server.

  • Page 71: Appendix A Technical Specification

    Appendix A Technical Specification This appendix provides technical specifications for the Model RH340 Internet Access ISDN Router. General Specifications Network Protocol and Standards Compatibility WAN Protocols: PPP, Multilink PPP Data and Routing Protocols: TCP/IP, DHCP ISDN Standard: National ISDN-1 (North America) AT&T 5ESS Custom (North America)
  • Page 72 Reference Guide for the Model RH340 Internet Access ISDN Router Physical Specifications Dimensions: 253 by 181 by 35 mm 9.95 by 7.1 by 1.4 in. Weight: 1.1 kg 2.5 lb. Environmental Specifications Operating temperature: 0° to 40° C Operating humidity:...

  • Page 73: Appendix B Ordering Isdn Lines

    Use the information in this section to order your ISDN line. If you have already installed your ISDN line, you can check the following information to be sure that you can use all the features of your Model RH340 router. Ordering the Line...

  • Page 74: Provisioning For Switches In North America

    Summarizing a specific set of ISDN features and services, IOCs contain all the configuration information needed to provision an ISDN line quickly and easily. IOCs are accepted by most U.S. telephone companies. The NETGEAR Model RH340 router supports the following ordering codes:...

  • Page 75: Provisioning For Nortel Networks Switch

    Reference Guide for the Model RH340 Internet Access ISDN Router If you want to use incoming call bumping, you must ask your phone company to enable Additional Call Offering (ACO) for one or both of your ISDN channels (directory numbers). Incoming call bumping allows the router to receive a voice call when both ISDN channels are in use for a data call.

  • Page 76: Table B-3. Custom Isdn Services With Nortel

    Reference Guide for the Model RH340 Internet Access ISDN Router Table B-3 lists the provisioning features and settings for custom ISDN services when using the Nortel switch. Table B-3. Custom ISDN Services with Nortel Provisioning Feature Setting Signaling Functional Protocol Version Control (PVC)

  • Page 77: Provisioning For At&T 5Ess Switch

    Reference Guide for the Model RH340 Internet Access ISDN Router Provisioning for AT&T 5ESS Switch The AT&T 5ESS switch supports three types of ISDN service: National ISDN-1 (NI-1), Multipoint, and Point-to-Point. Table B-4 lists the provisioning features and settings for National ISDN-1 services when using the AT&T 5ESS switch.

  • Page 78: Table B-6. Point-To-Point Services With At&T

    Reference Guide for the Model RH340 Internet Access ISDN Router Table B-5. Multipoint Services with AT&T (continued) Provisioning Feature Setting CSD Flexible Call Offering (FCO) Unrestricted CSD limit CSD Notification Busy (NB) limit MTERM Table B-6 lists the provisioning features and settings for Point-to-Point ISDN services when using the AT&T 5ESS switch.

  • Page 79: Glossary

    Glossary 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring. B channel A 64 Kbps “Bearer” channel used to carry voice or data over the ISDN network. BACP See Bandwidth Allocation Control Protocol. See Basic Rate Interface. Bandwidth Allocation An extension to the Point-to-Point Protocol (PPP) for dynamic control of the Control Protocol...
  • Page 80 Reference Guide for the Model RH340 Internet Access ISDN Router Data Over Voice The process of sending data over a call that was established as a voice call. Bearer Service Sending data in this method may result in a lower tariff in some parts of North America.
  • Page 81 Reference Guide for the Model RH340 Internet Access ISDN Router Maximum Receive The size in bytes of the largest packet that can be sent or received. Unit Most Significant Bit or The portion of a number, address, or field that is farthest left when written as a Most Significant Byte single number in conventional hexadecimal ordinary notation.
  • Page 82 Reference Guide for the Model RH340 Internet Access ISDN Router Request For Comment. Refers to documents published by the Internet Engineering Task Force (IETF) proposing standard protocols and procedures for the Internet. See Routing Information Protocol. Routing Information A protocol in which routers periodically exchange information with one...

  • Page 83: Index

    Index DOVBS, 5-5 Dynamic, 1-3 Additional Call Offering (ACO), 3-1, B-3 dynamic NAT. See Network Address Translation Advanced configuration, 5-1 analog voice ports, 1-2 Ethernet cable, connecting, 2-6 Bandwidth On Demand, 5-4 features, 1-1 Figure, 2-4 cables, 2-6 FirstGear call bumping, 3-1, B-3 configuring with, 4-1 configuration description, 1-2...
  • Page 84 ISDN cable, 2-6 package contents, 2-1 checklist, 3-1 line information, 4-4 password ordering lines, B-1 changing, 6-11 support, 1-3 restoring, 6-9 testing, 4-6 password field, ISP, 4-9 troubleshooting, 6-2 password, Manager, 6-11 ISDN Line Information window, 4-4 PC, using to configure, 1-4 ISDN Ordering Code (IOC), 3-1 ping, 6-3 ISDN Test window, 4-6...
  • Page 85 TCP/IP UNIX network, 4-1 configuring, 3-1 UNIX system, using to configure, 1-4 network, troubleshooting, 6-3 Protocol, 6-5 trace display, 6-5 warranty, 1-3 troubleshooting, 6-1 Windows, configuring for IP routing, 3-3 World Wide Web, iii Index...

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