NETGEAR RT328 manuale d’uso

M-RH348NA-2 September 2000 NETGEAR , Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA Ref erence Guide f or the Model R T328 and Model RH348 ISDN Router s Frontmat.fm Page i Tuesday, October 10, 2000 3:11 PM[...]

ii © 2000 by NETGEAR, Inc. All rights reserved. T rademarks NETGEAR™ is a trademark of Netgear , Inc. W indows® is a re gistered trademark of Microsoft Corporation. Other brand and product names are trademarks or registered trademarks of their respecti ve holders. Information is subject to change without notice. All rights reserved. Statement o[...]

iii Bestätigung des Hersteller s/Impor teurs Es wird hiermit bestätigt, daß das Model R T328 ISDN Router und Model RH348 ISDN Router gemäß der im BMPT -AmtsblVfg 243/1991 und Vfg 46/1992 aufgeführten Bestimmungen entstört ist. Das vorschriftsmäßige Betreiben einiger Geräte (z.B. T estsender) kann jedoch gewissen Beschränkungen unterlie g[...]

iv Frontmat.fm Page iv Tuesday, October 10, 2000 3:11 PM[...]

Contents v Contents Preface Pur pose ....................................................................................................................... .... xv A udience ...................................................................................................................... .... xv Conv entions ...................................[...]

vi Contents Subnet Addressing ................................................................................................. 1-10 Private IP Addresses .............................................................................................. 1-12 Single IP Address Operation Using NA T .........................................................[...]

Contents vii Ether net Setup ............................................................................................................. 3-1 1 General Setup Menu .............................................................................................. 3-11 DHCP and TCP/IP Setup ................................................................[...]

viii Contents Reducing Unnecessar y Calls b y Windo ws 95 ................................................................ 8-9 Diagnosing the Situation .......................................................................................... 8-9 Implementing the Filter ...............................................................................[...]

Contents ix T roub leshooting a TCP/IP Networ k Using a Ping Utility ............................................... 10-4 T esting the LAN P ath to Y our Router ...................................................................... 10-4 T esting the P ath from Y our PC to a Remote De vice ............................................... 10-5 T roub [...]

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Figures xi Figures Figure 1-1. Three Main Address Classes ................................................................... 1-8 Figure 1-2. Example of Subnetting a Class B Address ............................................ 1-10 Figure 1-3. Single IP Address Oper ation Using NA T ................................................ 1-13 Figure 2-1. [...]

xii Figures Figure 9-1. P acket Examples ..................................................................................... 9-3 Figure 9-2. T race Displa y for a Successful TCP/IP Protocol Connection ................... 9-7 Figure 9-3. T race Displa y for a F ailed TCP/IP Protocol Connection ........................... 9-7 Figure D-1. ISDN Proto[...]

Tables xiii T ables T able 1-1. Netmask Notation T ranslation T able f or One Octet ................................ 1-11 T able 1-2. Netmask F or mats ................................................................................... 1-12 T able 2-1. LED Descriptions ................................................................................[...]

xiv Tables T able 9-1. System Maintenance Status Menu Fields ................................................ 9-1 T able 9-2. System Maintenance Status Menu Fields ............................................... 9-2 T able 9-3. System Maintenance - Log and T race Menu Fields ................................. 9-4 T able 9-4. System Maintenance - Sys[...]

Preface xv Preface Congratulations on your purchase of the NETGEAR ™ Model R T328 ISDN Router or Model RH348 ISDN Router. These ISDN router models provide connection for one or more computer w orkstations to the Internet or to the of fice o ver Integrated Services Digital Netw ork (ISDN) lines. The y operate at a speed of up to 512 kilobits per [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers xvi Preface Con ventions This section describes the con ventions used in this guide. Special Message Formats This guide uses the follo wing formats to highlight special messages: Use of Enter , T ype , and Press This guide uses “enter , ” “type, ” and “press” to describe t[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Preface xvii Other Con ventions This guide uses the follo wing typographical conv entions: italics Book titles and UNIX file, command, and directory names. courier font Screen text, user -typed command-line entries. Initial Caps Menu titles and windo w and button names. [Enter] Named[...]

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Introduction 1-1 Chapter 1 Intr oduction This chapter describes the features of the NETGEAR Model R T328 ISDN Router and Model RH348 ISDN Router and discusses planning considerations for installation. About the Router The Model R T328/RH348 router transports data from one local area network (LAN) to another through a wide area network (W AN) connec[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-2 Introduction Ke y Features The Model R T328/RH348 router provides the follo wing features: • Standard basic rate ISDN (BRI) connection – ISDN, 2B+D, providing tw o 64 Kbps data channels and a 16 Kbps control channel – Four -wire S/T interface on Model R T328-S/RH348-S router[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-3 • T wisted pair and A UI Ethernet ports (Model R T328 router only) – RJ-45 interface allo wing connection to a 10BASE-T netw ork – A UI interface allowing connection to a coaxial or fiber netw ork using a transceiver • Four -port twisted pair Ethernet hub (Mo[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-4 Introduction TCP/IP Suppor t The Model R T328/RH348 router supports the T ransmission Control Protocol/Internet Protocol (TCP/IP) and Routing Information Protocol (RIP), which ensures that ISDN connections are established only when passing data. For further information about TCP/I[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-5 P AP and CHAP A uthentication For connecting to other routers, the Model R T328/RH348 router supports two authentication protocols: Passw ord Authentication Protocol (P AP) and Challenge Handshake Authentication Protocol (CHAP). P AP sends the user name and password i[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-6 Introduction Basic Router Concepts In general, the cost of providing netw ork bandwidth is proportional to the data speed and the distance ov er which the network extends. Lar ge amounts of bandwidth are provided easily and relati vely inexpensi vely in a local area network (of ?[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-7 Using RIP , routers update one another periodically and check to see if there are any changes to be added to the routing table. An important consideration is the conv ergence time, or ho w long it takes for a change to the routing topology (such as a new node or a nod[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-8 Introduction There are five standard classes of IP addresses. These address classes have dif ferent ways of determining the network and host sections of the address, allo wing for different numbers of hosts on a network. Each address type be gins with a unique bit pattern, which [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-9 Class E addresses are for experimental use. This addressing structure allo ws IP to uniquely identify each physical network and each node on each physical network. For each unique v alue of the network portion of the address, the base address of the range (host addres[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-10 Introduction Subnet Addressing By looking at the addressing structures, you can see that e ven with a Class C address, there are a large number of hosts per network. Such a structure is an inefficient use of addresses if each end of a routed link requires a dif ferent netw ork n[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-11 T able 1-1 lists the additional subnet mask bits in dotted-decimal notation. T o use the table, write do wn the original class netmask and replace the 0 value octets with the dotted-decimal v alue of the additional subnet bits. For instance, to partition your Class C[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-12 Introduction T able 1-2 displays several common netmask v alues in both the dotted-decimal and the masklength formats. NETGEAR strongly advises that all hosts on a LAN segment use the same netmask for the follo wing reasons: • So that hosts recognize local IP broadcast packets [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-13 Regardless of your particular situation, do not create an arbitrary IP address; al ways follow the guidelines explained here. F or more information about address assignment, refer to RFC 1597, Addr ess Allocation for Private Internets, and RFC 1466, Guidelines for Ma[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 1-14 Introduction This scheme of fers the additional benefit of firewall protection because the internal LAN addresses are not av ailable to the Internet through the translated connection. All incoming inquiries are filtered out by the router . This filtering can pre vent intruder[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Introduction 1-15 IP Configuration b y DHCP When an IP-based local area network is installed, each workstation must be configured with an IP address. If the workstations need to access the Internet, the y should also be configured with a gate way address and one or more DNS server [...]

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Router Installation and Connection 2-1 Chapter 2 Router Installation and Connection This chapter provides instructions for installing the Model R T328/RH348 router and connecting to the built-in interf ace through a serial or T elnet connection. P acka g e Contents The product package should contain the follo wing items: • Model R T328 router or [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 2-2 Router Installation and Connection ISDN Services Checklist The follo wing requirements must be met in order to successfully connect to the ISDN netw ork: • European Services – Y our ISDN circuit should conform to DSS1, EUR O-ISDN, NET3, or I-CTR3 standards. – Y ou should kno[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Installation and Connection 2-3 Netw ork Checklist The Model R T328/RH348 router uses the Internet Protocol (IP). The IP configuration has the follo wing requirements: • Host de vices must ha ve established IP addresses (usually defined by your netw ork manager or Internet [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 2-4 Router Installation and Connection Connecting the Router The front panels of the Model R T328 router, as illustrated in Figure 2-1, and the Model RH348 router, as illustrated in Figure 2-2, contain status LEDs. Refer to the illustrations to locate the LEDs and to T able 2-1 for de[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Installation and Connection 2-5 T able 2-1 lists and describes each LED on the front panel of the router . These LEDs are green when lit. T able 2-1. LED Descriptions Label Activity Description PWR (P ower) On P ower is supplied to the router . TEST Blinking The router is funct[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 2-6 Router Installation and Connection The rear panel of the Model R T328 router is shown in Figure 2-3, and the rear panel of the Model RH348 router is shown in Figure 2-4. Refer to this diagram to identify all of the ports on the router when you attempt to make an y connections. Key[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Installation and Connection 2-7 Connecting the Serial Cable (Optional) Plug one end of the 9-pin RS-232 cable into the MGR (manager) port on the router . Plug the other end into a serial port (such as COM1 or COM2) of your PC. Y ou must use the included 9-pin to 25-pin adapter [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 2-8 Router Installation and Connection Using T wisted Pair LAN Cab ling Use the UTP port for connecting your router to a 10B ASE-T network, using unshielded twisted pair (UTP) cabling and RJ-45 connectors. The follo wing tw o types of UTP cable are included with your router: • Strai[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Installation and Connection 2-9 Connecting f or Configuration If you are a PC user , you can configure the router through either the FirstGear ISDN Router Configuration Utility , which is an easy-to-use software program, or the menu-based built-in Manager interface. F or com[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 2-10 Router Installation and Connection T o make a T elnet connection from the LAN, you must know which of the two LAN interf aces (UTP or A UI) is enabled and make sure that the interface is connected to the LAN. The factory default is the UTP interface. Y ou must also set up your wo[...]

Router Configuration 3-1 Chapter 3 Router Configuration This chapter contains information about configuring your Model R T328/RH348 router through the built-in Manager interf ace. Configuration Methods If you are using a PC, you hav e the following tw o options to configure your router: • Through FirstGear FirstGear is an easy-to-use Windo ws[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-2 Router Configuration P owering on the Router When you turn po wer on to the router, se veral internal tests are performed by the router and your ISDN line is initialized. After the initialization, the start-up display appears, as illustrated in Figure 3-1. Figure 3-1. Start-up Dis[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Configuration 3-3 Navigating the Mana g er The Manager is the interface that you use to configure your router . T able 3-1 lists and describes the commands that enable you to navig ate through the menus in the Manager . T able 3-1. Manager Menu Commands Action Description Mov [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-4 Router Configuration The Manager Main Menu is illustrated in Figure 3-2. Figure 3-2. Manager Main Menu Config.fm Page 4 Tuesday, October 10, 2000 3:17 PM[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Configuration 3-5 Manager Menu Summary T able 3-2 describes the top-level Manager menus. T able 3-2. Manager Menu Summary Number Menu Title Description 1 General Setup This menu is accessed to set up general inf or mation and enab le specific protocol routing or bridging. 2 IS[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-6 Router Configuration General Setup Menu The General Setup Menu contains administrati ve and system-related information. T o enter administrative and system-related information: 1. Enter 1 from the Main Menu to display Menu 1 - General Setup, as illustrated in Figure 3-3. Figure 3-[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Configuration 3-7 ISDN Menus Menu 2 is for configuring your ISDN line. Depending on what switch the telephone company has for your particular installation, you may ha ve more than one telephone number . If you are in North America, you may also hav e SPIDs (Service Profile Id[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-8 Router Configuration Figure 3-4 sho ws Menu 2 - ISDN Setup for North America. Figure 3-4. Menu 2 - ISDN Setup f or Nor th America DSS1 ISDN Menu Use the commands described in T able 3-1 and T able 3-2 to display Menu 2 - ISDN Setup for DSS1. When you finish entering the informati[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Configuration 3-9 T able 3-4 lists and describes the fields and field descriptions for Menu 2 - ISDN Setup. T able 3-4. ISDN Setup Field Descriptions Field Description Switch T ype This field is fix ed as DSS1. B Channel Usage Switch/s witch should be selected unless one or[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-10 Router Configuration Figure 3-5 sho ws Menu 2 - ISDN Setup for DSS1. Figure 3-5. Menu 2 - ISDN Setup f or DSS1 Analog Call Routing All analog calls are routed to the A/B Adapter 1 if the setting is A/B Adapter 1. The calls are routed to the A/B Adapter 2 if the setting is A/B Ada[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Configuration 3-11 Ethernet Setup Menu 3 is for configuring the Ethernet LAN parameters, including interface type, filters, DHCP , and IP address information. From the Main Menu, enter 3 to display Menu 3 – Ethernet Setup. There are two submenus: Menu 3.1 – General Setup [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-12 Router Configuration DHCP and TCP/IP Setup The router has the capability to act as a DHCP server , allowing it to assign IP , DNS, and Default Gate way addresses to attached PCs or workstations. The assigned Def ault Gateway address is the LAN address of the router , as set in th[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Router Configuration 3-13 TCP/IP Setup (continued) RIP Direction This parameter determines how the router handles RIP (Routing Inf ormation Protocol). If set to Both (default), the router broadcasts the routing table of the router on the LAN and incorporates RIP broadcasts by other ro[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 3-14 Router Configuration Manager P assw ord Setup T o change the Manager password: 1. Select option 23 (System Security) from the main menu. 2. Enter 1 to display Menu 23.1 - System Security - Change Password. 3. Enter y our previous system password and pr ess [Enter]. 4. Enter y our[...]

Configuration for Internet Access 4-1 Chapter 4 Configuration f or Internet Access This chapter provides information to help you configure your Model R T328/RH348 router for Internet access. Inf ormation Checklist Use Menu 4 of the Manager to configure Internet access. Before you configure the router for Internet access, make sure your ISP (Int[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 4-2 Configuration for Internet Access Internet Access Configuration Y ou can configure the router for access to an Internet service provider (ISP) using Menu 4, Internet Access Setup. When you complete this menu, the router will automatically add a Remote Node for your ISP in Menu 1[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Configuration for Internet Access 4-3 6. Enter y our password in the My Password field. Enter the password associated with the login name from your ISP . 7. Enter single-user account inf ormation in the Single User Account field. Refer to“Single IP Address Operation Using NA T” [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 4-4 Configuration for Internet Access Configuration f or Single User Account The Model R T328/RH348 router implements NA T (IP masquerading), allo wing the use of a single-user account for Internet access. The steps for configuring your router for single-user Internet access are sim[...]

Remote Node Configuration 5-1 Chapter 5 Remote Node Configuration This chapter discusses the protocol-independent parameters used to configure a remote node. The protocol-dependent (TCP/IP) configuration is cov ered in a later chapter . A remote node represents both a remote gate way and the network behind it, across an ISDN connection. A remote[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 5-2 Remote Node Configuration T able 5-1. Menu 11.1 Remote Node Pr ofile Fields Field Description Rem Node Name This field is required. Enter a descr iptiv e name for the remote node (f or example , MyOffice). This field suppor ts up to eight characters. This name must be unique f[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Remote Node Configuration 5-3 Pri(mar y) Phone Number and Sec(ondar y) Phone Number Both the Primar y and Secondar y Phone n umbers ref er to the number that the router dials to connect to the remote node. The router calls the remote node using the Primar y Phone number first. If the[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 5-4 Remote Node Configuration Editing PPP Options T o edit PPP options: 1. Select Y es in the Edit PPP Options field of Submenu 11.1 - Remote Node Profile. 2. Press [Enter] to display Menu 11.2 Remote Node PPP Options. 3. Edit the options described in T able 5-2. 4. Press [Enter] at[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Remote Node Configuration 5-5 T able 5-2 lists and describes each field in Menu 11.2 - Remote Node PPP Options. Refer to“Bandwidth on Demand” on page 5-6 for further information about related fields in this menu. T able 5-2. Fields in Menu 11.2 - Remote Node PPP Options Field De[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 5-6 Remote Node Configuration Bandwidth on Demand The Bandwidth on Demand (BOD) feature allo ws you to bundle both B channels in one logical connection. The second channel is added and subtracted dynamically according to traf fic demand. The router uses the Bandwidth Allocation Contr[...]

Dial-In Configuration 6-1 Chapter 6 Dial-In Configuration Y ou can configure the router to receiv e calls from remote dial-in users (for example, telecommuters) and remote nodes. Se veral differences e xist between remote dial-in users and remote nodes: • The router can make calls to or answer calls from the remote node, b ut the remote dial-in[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 6-2 Dial-In Configuration From the Main Menu, enter 13 to display Menu 13 - Default Dial-in Setup. When you finish filling in Menu 13 - Default Dial-in Setup, press [Enter] at the ENTER to Confirm... prompt to sav e your selections. Y ou can press [Esc] at any time to cancel your s[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Dial-In Configuration 6-3 Multiple Link Options: Max T rans Rate Enter the maxim um data transf er rate between y our router and the remote dial-in user in this field. The unit is in Kbps. The two options for this field are: • 64—At most, one B channel is used. • 128—A maxim[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 6-4 Dial-In Configuration Dial-In Users Setup T o add a remote dial-in user, enter 14 from the main menu to display Dial-in User Setup. T o edit user parameters, select one of the eight users to go to the Edit Dial-in User menu. When you hav e completed filling in Menu 14.1 - Edit Di[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Dial-In Configuration 6-5 T able 6-2 lists and describes the fields in the Edit Dial-in User menu. T able 6-2. Fields in Menu 14.1 - Edit Dial-in User Field Description User Name This field is required and used as the login name f or authentication. Choose a descriptive word f or lo[...]

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TCP/IP Configuration 7-1 Chapter 7 TCP/IP Configuration This chapter describes ho w to configure your Model R T328/RH348 router for TCP/IP . Depending on your particular applications, you must configure dif ferent menus. For instance, Internet access is the most common application of TCP/IP . For this application, you should configure Menu 4. C[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 7-2 TCP/IP Configuration Remote Node Setup See Chapter 5, “Remote Node Configuration, ” for information about using the protocol- independent parameters on Menu 11.1 - Remote Node Profile. Use the fields described in T able 7-1 to set the protocol-dependent parameters. T o set [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers TCP/IP Configuration 7-3 T able 7-2 lists and describes the fields for Menu 11.3 - Remote Node Network Layer Options. T able 7-2. Menu 11.3 Remote Node Netw ork Layer Options Fields Field Description Rem IP Address This read-only field shows the IP address y ou entered f or this rem[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 7-4 TCP/IP Configuration Static Route Setup On a directly connected internetwork, RIP usually handles the routing automatically . Ho wever , RIP cannot propagate across isolated networks, as in the case before a connection is made between two subnetworks using one Class C IP address. [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers TCP/IP Configuration 7-5 T able 7-3 lists and describes the fields for Menu 12.1 - Edit IP Static Route. T able 7-3. Edit IP Static Route Menu Fields Field Description Route Name Enter a descriptive name f or this route for identification purposes only . Active This field allows yo[...]

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Filter Configuration 8-1 Chapter 8 Filter Configuration This chapter provides information about using filters and configuring filters for your Model R T328/RH348 router. The router uses filters to decide whether to allo w passage of a data packet and/or to make a call ov er the ISDN line. Three types of filters are in volv ed: incoming data ?[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-2 Filter Configuration For incoming pack ets, the router applies data filters only . Packets are processed depending on whether a match is made. The router allo ws you to customize the filter sets that you want to use. The follo wing sections describe how to configure the filter[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Filter Configuration 8-3 When you press [Enter], Menu 21.1 - Filter Rules Summary is displayed. The information in this menu is read-only; the parameters of each rule that you configured for that set are displayed. T able 8-1 lists and describes the abbreviations used in Menu 21.1 - [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-4 Filter Configuration If the filter type is GEN (generic), the abbre viations listed in T able 8-3 are used. T o configure a specific filter rule, select the number of the filter rule (1–6) that you want to configure and press [Enter] to display Menu 21.1.1 - TCP/IP Filter [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Filter Configuration 8-5 T able 8-4. TCP/IP Filter Rule Menu Fields Field Descriptions Active In this field, you can mak e the filter r ule activ e (Y es) or make the filter rule inactiv e (No). IP Protocol Protocol refers to the IP-specific n umber of the protocol. The range f or[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-6 Filter Configuration Source (continued): P or t # Comp In this field, select the comparison quantifier you want to use to compare to the v alue given in Source: P or t #. There are five options f or this field: • None (Def ault) • Less • Greater • Equal • Not Equal T[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Filter Configuration 8-7 Generic Filter Rule This section provides information about configuring the protocol-independent parameters for a generic filter rule for your router . T able 8-5 lists the fields in the menu. When you complete Menu 21.1.1 - Generic Filter Rule, press [Ente[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-8 Filter Configuration Applying a Filter Set After configuring a filter set in Menu 21, you must specify where and ho w the filter will be used. Data filters can be applied either at the LAN interface (in Menu 3.1) or at the Remote Node interface (Menu 11.1) and can be specifie[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Filter Configuration 8-9 Reducing Unnecessary Calls by Windows 95 One example of when to apply a filter set is reducing unnecessary calls by W indows ® 95. When using Windo ws 95 with a dial-up ISDN router , you may need to make some configuration changes to av oid having ISDN call[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-10 Filter Configuration Y ou can wait until an erroneous call is placed, then examine this packet header to determine the source and cause. The IP packet header contains information such as the ne xt-lev el protocol type (for example, ICMP , TCP , UDP), source and destination addres[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Filter Configuration 8-11 Implementing the Filter No w you can proceed to define a call filter to block the three NetBIOS service ports. The Filter Set Configuration Menu is sho wn in Figure 8-3. T o define a call filter: 1. Go to Menu 21 - Filter Set Configuration, and choose a[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-12 Filter Configuration 3. Set “ Active” to Y es, and specify the IP Protocol as 17, which is the UDP pr otocol number (in decimal) from the Assigned Numbers RFC as described on page 8-10. 4. Specify Sour ce P ort #137, NetBIOS Naming Ser vice, and set the Port # Comparison fie[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Filter Configuration 8-13 5. Define the next five rules the same way—one f or each combination of the three port numbers and the two pr otocol types. The last rule, ho wever , will be slightly different. F or Action Not Matched, select “Forward. ” Any pack et that has not matc[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 8-14 Filter Configuration Applying the Filter When the filter design is finished, you must tell the router where to apply the filter . Apply it as a Call Filter in the remote node that reaches your DNS server(s) (usually your ISP node). Go to Menu 11.1, Remote Node Profile, and en[...]

System Maintenance 9-1 Chapter 9 System Maintenance The Model R T328/RH348 router provides diagnostic tools for maintenance. These diagnostic tools include displays of system status, ISDN B channel status, log and trace capabilities, and upgrades to the system software. This chapter describes the use of these tools. System Status The System Mainten[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 9-2 System Maintenance T able 9-2 lists the fields for Menu 24.1 - System Maintenance Status. These fields are read-only fields. T able 9-2. System Maintenance Status Menu Fields Field Description ISDN: This field displa ys the statistics f or B1 and B2 channels. For each channel [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers System Maintenance 9-3 Figure 9-1 illustrates tw o packet e xamples shown on Menu 24.1. The first is an ICMP Ping packet (T ype: IP) triggering the call, and the second is a SAP broadcast packet (T ype: RA W). W ith this information, you can determine the source IP address (C0 44 87 [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 9-4 System Maintenance Log and T race Log and trace tools allo w the user to view the error logs and trace records in order to troubleshoot any errors that may occur . The router can also generate system logs (syslogs) to send to other machines. Enter 24 to display Menu 24 - System Ma[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers System Maintenance 9-5 Y ou must configure the parameters to activ ate syslog (T able 9-4). The router sends three dif ferent types of syslog messages: • Call information messages (CDR) • Error information messages • Session information messages Examples of these messages are a[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 9-6 System Maintenance Diagnostic Men u The diagnostic menu allo ws you to test several functions of your router . From the Main Menu, enter 24 to display Menu 24 - System Maintenance. Enter 4 to display Menu 24.4 - System Maintenance - Diagnostic. The diagnostic tools described in th[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers System Maintenance 9-7 Figure 9-2 illustrates an example of a trace display for a successful call when using a TCP/IP protocol connection. Figure 9-2. T race Display f or a Successful TCP/IP Protocol Connection Figure 9-3 sho ws an example of a trace display for a failed call when usi[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 9-8 System Maintenance System T ools Enter 21 to select Reboot System. Y our system is rebooted, implementing any changes that may hav e been recently added to your system. Enter 22 to select Command Interpreter Mode. This option changes the Manager interface on your router from the s[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers System Maintenance 9-9 Software Update Software updates are possible only through the serial cable connection. Y ou cannot use the T elnet Protocol to update the software v ersion of your router . Y our serial communications software must hav e the ability to transfer data using the X[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 9-10 System Maintenance Call Contr ol The Model R T328/RH348 router provides call control management functions for the remote node and remote dial-in user . These functions are b udget management, blacklist, and call history , which are on the Call Control menu. Select option 9 from M[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers System Maintenance 9-11 Call History The call history function displays statistics of data calls to or from up to the first 10 phone numbers seen. The follo wing statistics are shown: • Phone number • Direction (incoming or outgoing) • Data rate • Number of calls • Call tim[...]

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Troubleshooting 10-1 Chapter 10 T r oubleshooting This chapter gi ves information about troubleshooting your Model R T328/RH348 router. After each problem description, instructions are provided to help you diagnose and solv e the problem. Basic Functioning After you turn on po wer to the router , the PWR LED lights. If the PWR LED does not light, r[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 10-2 Troubleshooting T est LED When the router has been turned on for about 10 seconds, the T est LED blinks at a rate of about 0.5 Hz. If the T est LED does not blink, or if it stops blinking, there is a fault within the router . Cycle the power and see if it reco vers. If the error [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Troubleshooting 10-3 The follo wing two sections explain ho w to examine the ISDN initialization results and how to perform an ISDN loopback test to verify operation with the phone compan y . ISDN Initialization or Reset During the po wer-on initialization, during manual ISDN reset th[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 10-4 Troubleshooting T roub leshooting a TCP/IP Netw ork Using a Ping Utility Most TCP/IP terminal de vices and routers contain a ping utility that sends an echo request packet to the designated de vice. The device then responds with an echo reply . T roubleshooting a TCP/IP network i[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Troubleshooting 10-5 T esting the Path fr om Y our PC to a Remote Device After verifying that the LAN path w orks correctly , test the path from your PC to a remote device. From the Windo ws run menu, type PING -n 10 follo wed by the IP address of the remote device you are calling. If[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 10-6 Troubleshooting • V erify your IP address in Menu 3.2 and verify the follo wing parameters in Menu 11: – My Login – My Passw ord – Rem IP Addr If the call is connected but quickly terminated, it indicates the possibility of a ne gotiation problem. • Check the error log [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Troubleshooting 10-7 T roub leshooting the Manager Interface Refer to the follo wing instructions if you cannot access the Manager interface by the serial port or by using the T elnet Protocol. If you cannot access the Manager interface by the serial port, follo w these instructions: [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers 10-8 Troubleshooting T o upload romfile0, you must enter the BootModule debug mode with a serial connection to the Manager port: 1. While monitoring the serial port, turn on the r outer . W ait for the f ollowing message: Press Any key to enter Debug Mode within 3 seconds... 2. Press[...]

Technical Specifications A-1 Appendix A T echnical Specifications This appendix provides technical specifications for the Model R T328/RH348 router. General Specification Network Pr otocol and Standards Compatibility W AN Protocols: PPP , Multilink PPP , B A CP Data and Routing Protocols: TCP/IP , RIP-1, RIP-2, DHCP ISDN Standard: National ISDN-[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers A-2 Technical Specifications P ower Adapter North America: 120V , 60 Hz, input United Kingdom: 240V , 50 Hz, input Europe: 230V , 50 Hz, input Japan: 100V , 50/60 Hz, input All regions (output): 16 V A C @ 1A output, 22W maximum Physical Specifications Dimensions: 253 by 181 by 35 mm[...]

Ordering ISDN Lines B-1 Appendix B Or dering ISDN Lines Use the information in this section to order your ISDN line. If you hav e already installed your ISDN line, you can check the follo wing information to make sure that you can use all the features of your Model R T328/RH348 router. Or dering the Line T o order your ISDN line: 1. Contact the ISD[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers B-2 Ordering ISDN Lines T able B-1 summarizes the different switch types supported by your router and the related information about the switch types (number of phone numbers and SPID numbers). The information in this table refers to a “common” case and is recommended for such a ca[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Ordering ISDN Lines B-3 T able B-3 lists the provisioning features and settings for multipoint ISDN services when using the A T&T 5ESS switch. T able B-2. Pro visioning Features and Settings for National ISDN-1 Services Pro visioning Feature Setting Te r m Ty p e A Circuit Switche[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers B-4 Ordering ISDN Lines T able B-4 lists the provisioning features and settings for Point-to-Point ISDN services when using the A T&T 5ESS switch. Pr ovisioning f or Nor thern T elecom Switch The Northern T elecom switch type supports two types of ISDN service, National ISDN-1 and[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Ordering ISDN Lines B-5 T able B-6 lists the provisioning features and settings for custom ISDN services when using the Northern T elecom switch. T able B-5. Pro visioning Features and Settings for National ISDN-1 Service Pro visioning Feature Setting Signaling Functional Protocol V e[...]

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ISDN Clearing Codes C-1 Appendix C ISDN Clearing Codes This appendix provides information about the ISDN call clearing codes returned by the netw ork when you use your Model R T328/RH348 router. These codes may v ary depending on your service provider . Clearing Codes T able C-1 lists the ISDN call clearing codes. T able C-1. ISDN Call Clearing Cod[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers C-2 ISDN Clearing Codes 26 Nonselected user clear ing 27 Destination out of order 28 Invalid n umber format 29 Facility rejected 30 Response to status inquir y 31 Nor mal, unspecified 34 No circuit/channel not availab le 38 Networ k out of order 41 T emporar y f ailure 42 Switching e[...]

Using the Protocol Analyzer and Trace Tools D-1 Appendix D Using the Pr otocol Analyzer and T race T ools This appendix describes the steps for using the adv anced internal diagnostic tools of the Model R T328/RH348 router. These tools can be used to troubleshoot ISDN and PPP connection problems. Se veral basic tests can be found in the menus of th[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers D-2 Using the Protocol Analyzer and Trace Tools ISDN Pr otocol Analyzer An ISDN call connection failure can be diagnosed using the ISDN embedded protocol analyzer (EP A) of the Model R T328/RH348 router. The EP A executes from the command line interf ace within the internal Manager . [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Using the Protocol Analyzer and Trace Tools D-3 - ----Start Isdn Protocol Analyzer Display----- Start of buffer 00:00:11.52 4 bytes LAPD D NT C SAPI=0 TEI=97 RR P/F=1 NR=6 00:00:11.53 4 bytes LAPD D TE R SAPI=0 TEI=97 RR P/F=1 NR=7 00:00:12.62 38 bytes LAPD D TE C SAPI=0 TEI=97 INFO P[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers D-4 Using the Protocol Analyzer and Trace Tools Figure D-1. ISDN Protocol Anal yz er Displa y 1 00110100 INFORMATION ELEMENT : SIGNAL 2 00000001 IE length : 1 octets 3 00000001 Signal value : ring back tone on 00:00:13.42 4 bytes LAPD D TE R SAPI=0 TEI=97 RR P/F=0 NR=9 00:00:13.44 11 [...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Using the Protocol Analyzer and Trace Tools D-5 P acket T racing Y ou can diagnose PPP connection failures using the packet trace feature of the Model R T328/ RH348 router. T o inv oke the packet trace: 1. Access the internal Manager of the r outer using a serial or T elnet terminal c[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers D-6 Using the Protocol Analyzer and Trace Tools rt328> sys trcl cl Program Trace Switch OFF rt328> sys trcl sw on rt328> sys trcp sw on rt328> isdn dial 1 Start dialing for node<1> Dialing chan<1> phone(last 9-digit):40201 ### Hit any key to continue.### Call C[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers Using the Protocol Analyzer and Trace Tools D-7 Figure D-2. T race Screen 119 fe403e 2d7 PNET ppp BACP negotiation started 120 fe4048 0 POU1 ebp=4ac10,seqNum=22 PPP1-XMIT:24 len:12 0000: 80 71 01 13 00 0a 01 06 00 00 00 01 121 fe4048 0 PNET ebp=4ac40,seqNum=23 PPP1-RECV:24 len:12 0000[...]

Reference Guide for the Model RT328 and Model RH348 ISDN Routers D-8 Using the Protocol Analyzer and Trace Tools P acket T race Displa y Format Data packets are time stamped and displayed up to the first 32 bytes. PPP message packets are summarized, but their contents are not displayed. The format of the packet trace display is sho wn in the follo[...]

Glossary 1 Glossary 10B ASE-T IEEE 802.3 specification for 10 Mbps Ethernet ov er twisted pair wiring. AU I See attachment unit interface. attachment unit interface A 15-pin connector for attaching an Ethernet transcei ver . B channel A 64 Kbps “Bearer” channel used to carry voice or data o ver the ISDN network. BACP See Bandwidth Allocation C[...]

Reference Guide for the Model RT328 ISDN Router 2 Glossary D channel A 16 Kbps channel used for signaling between the ISDN interface and the ISDN network. This channel controls call setup and tear down. DHCP See Dynamic Host Configuration Protocol. DOSBS See Data Over Speech Bearer Service. DO VBS Also kno wn as DOSBS. See Data Over Speech Bearer [...]

Reference Guide for the Model RT328 ISDN Router Glossary 3 MRU See Maximum Recei ve Unit. MSN See Multiple Subscriber Numbering. masquerading A technique by which sev eral hosts share a single IP address for access to the Internet. This process is an e xtension of Network Address T ranslator (N A T). See also Network Address T ranslator . Maximum R[...]

Reference Guide for the Model RT328 ISDN Router 4 Glossary PPP See Point-to-Point Protocol. PSTN Public Switched T elephone Network. P assw ord A uthentication Protocol A method of enabling security on PPP links. When the link is established, a password is sent by the caller . See Challenge Handshake Authentication Protocol. Plain Old T elephone Se[...]

Index 1 A A/B Adapter 2 field, ISDN Setup menu, 3-9 A/B Adapter field, ISDN Setup menu, 3-9 accounting function, 9-4 Action Matched/Not Matched field Generic Filter Rule menu, 8-8 TCP/IP Filter Rule menu, 8-6 Acti ve field Edit Dial-in User , 6-5 Edit IP Static Route menu, 7-5 Generic Filter Rule menu, 8-7 Remote Node Profile menu, 5-2 Syslog [...]

2 Index D data ov er voice bearer service call, 3-7, 4-3, 5-3 Default Dial-in Setup menu, 6-2 Destination field, TCP/IP Filter Rule menu, 8-5 Destination IP Address field, Edit IP Static Route menu, 7-5 DHCP , 1-4, 1-15 DHCP Setup field, Ethernet Setup menu, 3-12 Diagnostic menu, 9-6 Dial Prefix field, ISDN Setup menu, 3-9 Dial-in User Setup m[...]

Index 3 IP Protocol field, TCP/IP Filter Rule menu, 8-5 IP Source Route field, TCP/IP Filter Rule menu, 8-5 IP Subnet Mask field, Edit IP Static Route menu, 7-5 ISDN cable, 2-7 checklist, 2-2 clearing codes, C-1 DSS1, 3-9 North American, 2-2, 3-7 ordering lines, B-1 support, 1-3 testing connection, 9-6 troubleshooting, 10-2 ISDN Connection T est[...]

4 Index Metric field Edit IP Static Route menu, 7-5 Remote Node Network Layer Options menu, 7-3 MGR port, 2-7 mode, command interpreter , 9-9 More field Generic Filter Rule menu, 8-7 TCP/IP Filter Rule menu, 8-6 Multilink Protocol, 5-6 Multiple Link Options field Default Dial-in Setup, 6-3 Remote Node PPP Options menu, 5-5 My W AN Add field, Re[...]

Index 5 Rem Node Name field, Remote Node Profile menu, 5-2 Rem Subnet Mask field, Remote Node Network Layer Options, 7-3 remote dial-in users, 6-1 remote node configuring, 5-1 setup, 5-1, 7-2 troubleshooting, 10-5 Remote Node Network Layer Options menu, 7-3 Remote Node PPP Options menu, 5-5 Remote Node Profile menu, 5-2, 7-2 Remote Note Set Up[...]

6 Index U UNIX system, using to configure, 1-5, 2-9, 3-1 User Name field, Edit Dial-in User , 6-5 V V alue field, Generic Filter Rule menu, 8-7 W warranty , 1-3 W orld Wide W eb, iii X XMODEM Protocol, 9-8 RH348IX.fm Page 6 Tuesday, October 10, 2000 3:33 PM[...]