SMC Networks SMC7204BRA Manual de usuario

Using this Document3Typographical conventions•Italics are used to identify terms that are defined in the Terminology.•Square brackets are used for ite

Configuring the ATM Virtual Circuit100The ATM VC Configuration table displays the following fields (contact your ISP to determine these settings): Fie

Adding ATM VCs101Adding ATM VCs You may need to create a VC if none has been predefined on your system or if you use multiple services with your ISP.

Configuring the ATM Virtual Circuit1026.When the [Confirmation] page appears, click [Close] to return to the [ATM VC Configuration] page.The new inter

Modifying ATM VCs103 Figure 35. ATM VC Interface - Modify Page2.Enter the new [VPI:] and [VCI:] values, select the [Mux Type:], or change the maximum

105CONFIGURING PPPINTERFACESWhen powered on, the ADSL Barricade initiates a connection through your DSL line to your ISP.The point-to-point (PPP) prot

Configuring PPP Interfaces106Viewing Your Current PPP ConfigurationTo view your current PPP setup, log into the Configuration Manager, and click the [

Viewing Your Current PPP Configuration107The [Point to Point Protocol (PPP) Configuration] page displays the following fields:Field DescriptionInterfa

Configuring PPP Interfaces108Default Route This field indicates whether the ADSL Barricade should use the IP address assigned to this connection as it

Viewing PPP Interface Details109Viewing PPP Interface DetailsWhen you click to view additional details, the [PPP Interface – Detail] page appears, a

Configuring PPP Interfaces110In addition to the properties defined on page 107, the [PPP Interface - Detail] page displays these fields:Field Descript

5GETTING TO KNOW THEADSL BARRICADEPackage Contents•One ADSL Barricade.•One Power adapter.•One RJ-45 Ethernet cable.•One RJ-11 Standard phone/DSL line

Viewing PPP Interface Details111Last Fail Cause: This field indicates the action that ended the previous PPP session.[No Valid PADO Recvd]:The unit in

Configuring PPP Interfaces112Adding a PPP Interface DefinitionIf you intend to use more than one type of service from your ISP, the device can be conf

Modifying and Deleting PPP Interfaces1133.Click [Submit]. A page appears to confirm your changes.4.Click [Close] to return to the [Point to Point Prot

Configuring PPP Interfaces114You can change only the [Status:] of the PPP connection, the [Security Protocol:], your [Login Name:], and your [Password

115CONFIGURING EOAINTERFACESThis section describes how to configure an Ethernet-over-ATM interface on the ADSL Barricade, if one is needed to communic

Configuring EOA Interfaces116Viewing Your EOA SetupTo view your current EOA configuration, log into Configuration Manager and click [WAN] in the task

Viewing Your EOA Setup117Interface Sec Type This field indicates the type of security protections in effect on the interface ([Public], [Private], or

Configuring EOA Interfaces118Adding EOA InterfacesFollow these instructions to add an EOA interface:1.Click the [WAN] tab, and then click [EOA] in the

Adding EOA Interfaces1192.Click [Add]. The [EOA Interface – Add] page appears, as shown in Figure 41. Figure 41. EOA Interface – Add Page3.Select one

Configuring EOA Interfaces1207.If your ISP will assign the IP address from their DHCP server, click the [Enable] radio button in the [Use Dhcp] field.

Getting to Know the ADSL Barricade6Hardware DescriptionFront Panel(*Alarm LED is optional, and for manufactory only*) Table 1. Front Panel and LEDsRe

121CONFIGURING IPOAINTERFACESThis section describes how to configure an IPoA (Internet Protocol-over-ATM) interface on the ADSL Barricade.An IPoA inte

Configuring IPoA Interfaces122The following table describes the fields on this page:Field DescriptionInterface This is the name the software uses to i

Adding IPoA Interfaces123Adding IPoA InterfacesFollow these instructions to add an IPoA interface:1.Display the [IP over ATM (IPoA) Configuration] pag

Configuring IPoA Interfaces1242.Select the next available interface name from the [IPoA Interface:] drop-down list.3.In the [Conf. IP Address:] and [N

125CONFIGURING BRIDGINGThe ADSL Barricade can be configured to act as a bridging device between your LAN and your ISP. Bridges are devices that enable

Configuring Bridging126On the receiving network, a LAN protocol such as Ethernet takes over, helping the packet reaches its destination.When the bridg

When to Use the Bridging Feature127When to Use the Bridging FeatureAlthough the ADSL Barricade is preconfigured to serve as a router for providing Int

Configuring Bridging128The page displays radio buttons for enabling, and a table for specifying the interfaces on which bridging will be performed. Th

Deleting a Bridge Interface129Deleting a Bridge InterfaceTo make an interface non-bridgeable, display the [Bridge Configuration] page and click next

131CONFIGURINGFIREWALL SETTINGSConfiguration Manager provides built-in firewall functions, enabling you to protect the system against denial of servic

7QUICK STARTThis Quick Start provides basic instructions for connecting the ADSL Barricade to a computer or LAN and to the Internet.•Connecting the Ha

Configuring Firewall Settings1322.Configure any of the following settings that figure in the [Firewall Global Information] table:Field DescriptionBlac

Configuring Global Firewall Settings1333.Click [Submit].4.Click the [Admin] tab. Then click [Commit & Reboot] in the task bar.5.Click [Commit] to

Configuring Firewall Settings134Managing the Black ListIf data packets are received that violate the firewall settings or any of the IP filter rules,

135CONFIGURING IP FILTERSAND BLOCKED PROTOCOLSThis section describes two Configuration Manager features that enable you to control the data passing th

Configuring IP Filters and Blocked Protocols136If the packet matches the criteria established in a rule, the packet can either be accepted (forwarded

Configuring IP Filters137Configuring IP Filter Global SettingsThe [IP Filter Configuration] page enables you to configure the following global IP filt

Configuring IP Filters and Blocked Protocols138LAN computers have access to the ADSL Barricade's Internet connection.-The term DMZ (de-militarize

Configuring IP Filters139Rule - Add] page appears, as shown in Figure 48.) Figure 48. IP Filter Rule - Add Page 2.Enter or select data for each field

Configuring IP Filters and Blocked Protocols140Interface: This is the interface on the ADSL Barricade on which the rule will take effect. See the exam

Configuring IP Filters141Security Level:This is the security level that must be enabled globally for this rule to take affect. A rule will be active o

Quick Start8Figure 1. Overview of Hardware ConnectionsStep 1. Connect the ADSL cableConnect one end of the provided phone cable (RJ-11) to the port l

Configuring IP Filters and Blocked Protocols142Src IP Address:Dest IP Address:These fields indicate IP address criteria for the source computer(s) (fr

Configuring IP Filters143Store State: When this option is enabled, packets are monitored for their state (i.e., whether they are the initiating packet

Configuring IP Filters and Blocked Protocols144IP Frag Pkt: This field determines how the rule applies to IP packets that contain fragments. You can c

Configuring IP Filters1453.When you have finished selecting the criteria, make sure that the [Enable] radio button is selected at the top of the page.

Configuring IP Filters and Blocked Protocols1463.Specify the [Protocol] = [TCP] and enable the [Store State] setting. 4.Select the [TCP Protocol], the

Configuring IP Filters1474.Click [Submit] to create the rule, and commit your changes. Figure 49 shows how this rule could be configured: Figure 49.

Configuring IP Filters and Blocked Protocols148 Figure 50. IP Filter Rule - Statistics PageYou can click [Clear] to reset the count to zero and [Ref

Blocked Protocols149 The [IP Filter Session] table displays the following fields for each current IP session:You can click [Refresh] to display newly

Configuring IP Filters and Blocked Protocols150needed or wanted on your network, this feature provides a convenient way to discard such data before it

Blocked Protocols151Protocol DescriptionPPPoE This is the abbreviation of Point-to-Point Protocol over Ethernet. Many DSL modems use PPPoE to establis

Configuring Your Computers9Step 2. Connect the Ethernet cableIf you are connecting a LAN to the ADSL Barricade, attach one end of a provided Ethernet

Configuring IP Filters and Blocked Protocols152To block a protocol, click the appropriate check box, and click [Submit]. After you have verified that

153VIEWING DSL LINEINFORMATIONTo view configuration parameters and performance statistics for the ADSL Barricade’s DSL line, log into Configuration Ma

Viewing DSL Line Information154Although you generally will not need to view the remaining data, it may be helpful when troubleshooting connection or p

Viewing DSL Line Information155From the [DSL Status] page, you can click [Stats] to display DSL line performance statistics, as shown in Figure 55. Fi

Viewing DSL Line Information156At the bottom of the page, the [Detailed Interval Statistic (Past 24 hrs)] table displays links you can click on to dis

157ADMINISTRATIVE TASKSThis section describes the following administrative tasks that you can perform using Configuration Manager:•Configuring User Na

Administrative Tasks1581.Log into the Configuration Manager, then click the [Admin] tab. Click [User Config], the [User Password Configuration] page a

Viewing System Alarms159Viewing System AlarmsYou can use the Configuration Manager to view information about alarms that occur in the system. Alarms,

Administrative Tasks160Upgrading the SoftwareYour ISP may from time to time provide you with an upgrade to the software running on the ADSL Barricade.

Using Diagnostics161- TEAppl.gsz- Filesys.bin-TEPatch.bin3.Click [Upload]. The following message box appears at the bottom of the page: Loading New So

Quick Start10If you have connected your PC of LAN via Ethernet to the ADSL Barricade, follow the instructions that correspond to the operating system

Administrative Tasks162 Figure 60. Diagnostics Page2.From the [ATM VC:] drop-down list, select the name of the ATM interface currently defined on you

Modifying Port Settings163Modifying Port SettingsOverview of IP port numbersThe header information in an IP data packet specifies a destination port n

Administrative Tasks164Modifying the ADSL Barricade’s port numbersIn some cases, you may want to assign non-standard port numbers to the HTTP and Teln

Modifying Port Settings165Follow these steps to modify port settings:1.Log into the Configuration Manager, click the [Admin] tab. Then click [Port Set

167APPENDIX AIP AddressesNote: This section pertains only to IP addresses for IPv4 (version 4 of the Internet Protocol). IPv6 addresses are not covere

Appendix A168The first part of every IP address contains the network ID, and the rest of the address contains the host ID. The length of the network I

Network classes169Network classesThe three commonly used network classes are A, B and C. (There is also a class D but it has a special use beyond the

Appendix A170Subnet masksDefinition:A mask looks like a regular IP address, but contains a pattern of bits that tells what parts of an IP address are

Subnet masks171Note: Sometimes a subnet mask does not specify any additional network ID bits, and thus no subnets. Such a mask is called a default sub

173APPENDIX BBinary NumbersIn everyday life, we use the decimal system of numbers. In decimal, numbers are written using the ten digits 0, 1, 2, 3, 4,

Configuring Your Computers11Windows 2000First, check for the IP protocol and, if necessary, install it.1.In the Windows task bar, click the [Start] bu

Appendix B174Bits and bytesComputers handle binary numbers by grouping them into units of distinct sizes. The smallest unit is called a bit, and the m

175TROUBLESHOOTINGThis troubleshooting suggests solutions for problems you may encounter in installing or using the ADSL Barricade, and provides instr

Troubleshooting176Internet Accesso Use the ping utility, discussed in the following section, to check whether your PC can communicate with the ADSL Ba

Troubleshooting177o Verify that the DNS server IP address specified on the PCs is correct for your ISP, as discussed in the item above. If you specifi

Troubleshooting178o Be sure to use the [Commit] function after any changes.o pingPing is a command you can use to check whether your PC can recognize

Troubleshooting179If the target computer cannot be located, you will receive the message [Request timed out]. Using the ping command, you can test whe

Troubleshooting180The window will display the associate IP address, if known, as shown in Figure 63 Figure 63. Using the nslookup UtilityThere may be

181TECHNICALSPECIFICATIONSInterface Ports: - Internet (WAN): ADSL RJ11 (pin 3 and 4) - Network (LAN): 4-Port 10/100 Mbps Ethernet switch (Auto MDI/MDI

Technical Specifications182• Reverse Address Resolution Protocol (RARP)• Internet Control Message Protocol (ICMP)- Bridging/Routing Functionality:• Up

Technical Specifications183Standards Compliance:- ADSL :ANSI T1.413 Issue 2G.DMT ( ITU G.992.1 )G.Lite ( ITU G.992.2 )- Ethernet :IEEE 802.3 10 Base-T

Quick Start1210.In the [Local Area Connection Properties] dialog box, select [Internet Protocol (TCP/IP)], and then click [Properties].11.In the [Inte

Technical Specifications184Power Input12V/1.2AWeight545gDimensions20 x 14.8 x 3.9 cm (LxWxH)Electromagnetic CompatibilityCE R&TTE, FCC part 15 cla

185TERMINOLOGY10BASE-TA designation for the type of wiring used by Ethernet networks with a data rate of 10 Mbps. Also known as Category 3 (CAT 3) wir

Terminology186binaryThe base two system of numbers, that uses only two digits, 0 and 1, to represent all numbers. In binary, the number 1 is written a

Terminology187DHCP (Dynamic Host Configuration Protocol)DHCP automates address assignment and management. When a computer connects to the LAN, DHCP as

Terminology188domain nameA domain name is a user-friendly name used in place of its associated IP address. For example, www.globespan.net is the domai

Terminology189firewallAny method of protecting a computer or LAN connected to the Internet from intrusion or attack from the outside. Some firewall pr

Terminology190hostA device (usually a computer) connected to a network.HTTP (Hyper-Text Transfer Protocol)HTTP is the main protocol used to transfer d

Terminology191IP address (Internet Protocol address)The address of a host (computer) on the Internet, consisting of four numbers, each from 0 to 255,

Terminology192mask See network mask.Mbps Abbreviation for Megabits per second, or one million bits per second. Network data rates are often expressed

Terminology193network maskA network mask is a sequence of bits applied to an IP address to select the network ID while ignoring the host ID. Bits set

Configuring Your Computers138.If prompted, click [OK] to restart your computer with the new settings. Next, configure the PCs to accept IP information

Terminology194POTS splitter See splitter.PPP (Point-to-Point Protocol)A protocol for serial data transmission that is used to carry IP (and other prot

Terminology195RJ-11 (Registered Jack Standard-11)The standard plug used to connect telephones, fax machines, modems, etc. to a telephone jack. It is a

Terminology196each jack in the home carries both voice and data, requiring a microfilter for each telephone to prevent interference from the data sign

Terminology197TelnetAn interactive, character-based program used to access a remote computer. While HTTP (the web protocol) and FTP only allow you to

Terminology198VCI (Virtual Circuit Identifier)Together with the Virtual Path Identifier (VPI), the VCI uniquely identifies a VC. Your ISP will tell yo

Terminology199Web siteA computer on the Internet that distributes information to (and gets information from) remote users through web browsers. A web

iCOMPLIANCESFCC - Class BThis equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the F

Compliancesiiof devices that may be connected to the line, as determined by the total RENs, contact the telephone company to determine the maximum REN

CompliancesiiiEC Conformance Declaration - Class BThis information technology equipment complies with the requirements of the Council Directive 89/336

CompliancesivSafety ComplianceWichtige Sicherheitshinweise (Germany)1.Bitte lesen Sie diese Hinweise sorgfältig durch.2.Heben Sie diese Anleitung für

ADSL BarricadeTM4-Port ADSL Router with Built-in Annex A ADSL ModemUser GuideFebruary 2004

Quick Start144.Select [Protocol], and then click [Add...]. The [Select Network Protocol] dialog box appears.5.Click on [Microsoft] in the [Manufacture

CompliancesvVerbesserung erzielen.e. Das Gerät ist gefallen und/oder das Gehäuse ist beschädigt.f.Wenn das Gerät deutliche Anzeichen eines Defektes au

viiLEGAL INFORMATIONAND CONTACTSSMC's Limited Warranty StatementSMC Networks Europe ("SMC") warrants its products to be free from defec

Legal Information and ContactsviiiWARRANTIES EXCLUSIVE: IF A SMC PRODUCT DOES NOT OPERATE AS WARRANTED ABOVE, CUSTOMER'S SOLE REMEDY SHALL BE REP

Legal Information and ContactsixFirmware and DriversFor latest driver, technical information and bug-fixes please visit www.smc-europe.com (for EMEA a

Configuring Your Computers15Windows NT 4.0First, check for the IP protocol and, if necessary, install it.1.In the Windows NT task bar, click the [Star

Quick Start16Assigning static Internet Information to your PCsIn some cases, you may want to assign Internet information to some or all of your PCs di

Configuring the ADSL Barricade17Note: Your PCs must have IP addresses that place them in the same subnet as the ADSL Barricade's LAN port. If you

Quick Start18 Figure 2. Quick Configuration Page in Configuration ManagerThe fields are described in the following table. Work with your ISP to deter

Configuring the ADSL Barricade193.When you have finished customizing these settings, click [Submit]. The settings are now effective. However, if you r

Quick Start20You have now finished customizing the basic settings. Read the following section in order to determine whether you need to change additio

Configuring the ADSL Barricade21Table 3. Default Settings SummaryNAT (Network Address Translation)NAT rule enabled Your computers’ private IP address

23GETTING STARTED WITH THECONFIGURATION MANAGERThe ADSL Barricade includes a preinstalled program called Configuration Manager, which provides an inte

Getting Started with the Configuration Manager24 Figure 3. Login Screen2.Enter your [User Name] and [Password], and then click [OK]. The first time yo

iTABLE OF CONTENTSIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Features . . . . . . . . . . . . . . . . . . . . . . .

Functional Layout25Functional LayoutConfiguration Manager tasks are grouped into several categories, which can be accessed by clicking the tabs at the

Getting Started with the Configuration Manager26The Home Page and System View TableThe [Home] page appears when you first access the program. This pag

The Home Page and System View Table27Table HeadingDescriptionDevice This table displays basic information about the ADSL Barricade hardware and softwa

Getting Started with the Configuration Manager28Modifying Basic System InformationYou can modify the basic system information, which includes the syst

Modifying Basic System Information291.At the bottom of the [Home] page, click [Modify]. The [System – Modify] page appears in a separate browser windo

Getting Started with the Configuration Manager303.When you have finished modifying the settings, click [Submit]. Then click [Close] to return to the [

Committing Changes and Rebooting31You can commit changes to save them permanently to a flash memory.Note: Submitting changes activates them immediatel

Getting Started with the Configuration Manager32Warning: Do not reboot the device using the [Reset] button on the Rear Panel of the ADSL Barricade to

33CONFIGURING THELAN PORTSThis section describes how to configure IP properties for the interfaces on the ADSL Barricade that communicate with your LA

Configuring the LAN Ports34If your network uses a DHCP server (other than the ADSL Barricade) to assign IP addresses, you can configure the device to

Table of ContentsiiGetting Started with the Configuration Manager 23Accessing the Configuration Manager . . . . . . . . . . . . . . . . . . . 23Functi

Configuring the LAN Port IP Address35The LAN Configuration table displays the following settings:2.Enter an IP address and mask in the fields provided

Configuring the LAN Ports36masks must be the same). See IP Addresses, Network Masks, and Subnets for an explanation of IP addresses and network masks.

Configuring the LAN Port IP Address37was previously configured, your current connection will be terminated.4.Reconfigure your PCs, if necessary, so th

39VIEWING SYSTEM IPADDRESSES AND IPPERFORMANCE STATISTICSThe interface on the ADSL Barricade that communicates with other network and Internet devices

Viewing System IP Addresses and IP Performance Statistics40The listed IP addresses may include:•The IP address of the device's LAN (Ethernet) por

Viewing IP Performance Statistics41Viewing IP Performance StatisticsYou can view statistics on the processing of Internet protocol packets (a packet i

43CONFIGURING DYNAMICHOST CONFIGURATIONPROTOCOLYou can configure your network and ADSL Barricade to use the Dynamic Host Configuration Protocol (DHCP)

Configuring Dynamic Host Configuration Protocol44The DHCP server draws from a defined pool of IP addresses and leases them for a specified amount of t

Configuring DHCP Server45•If you have another PC or device on your network that is already performing the DHCP server function, then you can configure

Configuring Dynamic Host Configuration Protocol46You can create up to two pools. The pools can maintain a combined total of 254 IP addresses. For exam

Table of ContentsiiiViewing NAT Global Settings and Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59Viewing NAT Rul

Configuring DHCP Server47Adding DHCP Server Address PoolsFollow these instructions to create an IP address pool:1.Log into Configuration Manager, clic

Configuring Dynamic Host Configuration Protocol482.Click [Add]. The [DHCP Server Pool – Add] page appears, as shown in Figure 11: Figure 11. DHCP Ser

Configuring DHCP Server494.When you are done defining the pool, click [Submit]. A [Confirmation] page displays briefly to indicate that the pool has b

Configuring Dynamic Host Configuration Protocol50Viewing, modifying, and deleting address poolsTo view, modify, or delete an existing address pool, di

Configuring DHCP Server51Excluding IP addresses from a poolIf you have IP addresses that are designated for fixed use with specific devices, or if for

Configuring Dynamic Host Configuration Protocol52The DHCP Server Address Table lists any IP addresses that are currently leased to LAN devices. For ea

Configuring DHCP Relay53First, you must configure your PCs to accept DHCP information assigned by a DHCP server:1.Open the Windows [Control Panel] and

Configuring Dynamic Host Configuration Protocol544.Select your WAN interface from the drop-down list and click [Add]. Your WAN interface may be named

Setting the DHCP Mode552.From the [DHCP Mode:] drop-down list, choose [DHCP Server], [DHCP Relay], or [None]. If you choose [None], your LAN computers

57CONFIGURING NETWORKADDRESS TRANSLATIONThis section provides an overview of Network Address Translation (NAT) and instructions for modifying the defa

Table of ContentsivViewing Your ATM VC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99Adding ATM VCs . . . . . . . . . . . . . . . .

Configuring Network Address Translation58Definition:An IP data packet contains bits of data bundled together in a specific format for efficient transm

Viewing NAT Global Settings and Statistics59•They provide a measure of security for you LAN by enabling you to assign private IP addresses and then ha

Configuring Network Address Translation60The [NAT Configuration] page contains the following elements:•The [NAT Options] drop-down list will provide a

Viewing NAT Global Settings and Statistics61If you change any values, click [Submit], and click the [Admin] tab and [Commit] your changes to permanent

Configuring Network Address Translation62Viewing NAT Rules and Rule StatisticsTo view the NAT rules currently defined on your system, select [NAT Rule

Viewing Current NAT Translations63 Figure 19. NAT Rule Statistics PageThe statistics show how many times this rule has been invoked and how many curr

Configuring Network Address Translation64For each current NAT Translations session, the table contains the following fields:You can click in the [Ac

Viewing Current NAT Translations65 Figure 21. NAT TRANSLATION – Details PageIn addition to the information displayed in the [NAT TRANSLATION - Detail

Configuring Network Address Translation66Adding NAT RulesThis section explains how to create rules for each NAT flavor.Note: You cannot edit existing

Adding NAT Rules67 Figure 22. NAT Rule-Add Page (NAPT Flavor)4.Enter a [Rule ID:]. The Rule ID determines the order in which rules are invoked (the l

Table of ContentsvBlocked Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149Viewing DSL Line Information . . . . . . .

Configuring Network Address Translation68of the range of private addresses you use on your network that you want to have translated. You can specify t

Adding NAT Rules69The following example illustrates using the RDR rule to provide external access to your web server: Your ADSL Barricade receives a p

Configuring Network Address Translation70Follow the following instructions to add an RDR rule (see steps 1-4 under The NAPT Rule for specific instruct

Adding NAT Rules715.In the [Global Address From:] and [Global Address To:] fields, type the public IP address assigned to you by your ISP.If you have

Configuring Network Address Translation72you specify. For example, if your Web server uses (non-standard) port 2000, but you expect incoming data pack

Adding NAT Rules73Follow the folowing instructions to add a BASIC rule (see steps 1-4 under The NAPT Rule for specific instructions corresponding to s

Configuring Network Address Translation746.Follow steps 8-12 under The NAPT Rule on page 68 to submit your changes.The Filter rule: Configuring a BASI

Adding NAT Rules75Follow these instructions to add a Filter rule (see steps 1-4 under The NAPT Rule on page 66 for specific instructions corresponding

Configuring Network Address Translation766.In the [Destination Address From:] and [Destination Address To:] fields, specify a destination address (or

Adding NAT Rules77Bimap rules can be used to provide external access to a LAN device. They do not provide the same level of security as RDR rules, bec

1INTRODUCTIONCongratulations on becoming the owner of the ADSL Barricade, a 4-port ADSL Router with built-in ADSL Modem. Your LAN (Local Area Network)

Configuring Network Address Translation78The Pass rule: Allowing specific addresses to pass through untranslatedYou can create a Pass rule to allow a

Adding NAT Rules793.In the [Local Address From:] and [Local Address To:] fields, type the lowest and highest IP addresses that define the range of pri

81CONFIGURING DNSSERVER ADDRESSESAbout DNS Domain Name System (DNS) servers map the user-friendly domain names that users type into their Web browsers

Configuring DNS Server Addresses82•Dynamically from a DHCP pool: You can configure the DHCP Server feature on the ADSL Barricade and create an address

Configuring DNS Relay83on configuring your PPP interface. Note that you cannot change this property by modifying an existing PPP interface; you must d

Configuring DNS Server Addresses84a. Click the [Services] tab, and then click [DNS] in the task bar. The [Domain Name Service (DNS) Configuration] pag

85CONFIGURING IP ROUTESYou can use the Configuration Manager to define specific routes for your Internet and network data. This section describes basi

Configuring IP Routes86In comparison, when your computer initiates communication over the Internet, such as viewing a web page connecting to a web ser

Overview of IP Routes87Using IP routes to define default gatewaysIP routes are defined on computers, routers, and other IP-enabled devices to instruct

Configuring IP Routes88•On the ADSL Barricade itself, a default gateway is defined to direct all outbound Internet traffic to a router at your ISP. Th

Introduction2System RequirementsIn order to use the ADSL Barricade, you must have the following:•ADSL service up and running on your telephone line, w

Viewing the IP Routing Table89The [IP Route Table] displays a row for each existing route. These include routes that were predefined on the device, ro

Configuring IP Routes90Adding IP RoutesFollow these instructions to add an IP route to the routing table.1.From the [IP Route Table] page, click [Add]

Adding IP Routes913.Click [Submit].4.On the [Confirmation] page, click [Close] to return to the [IP Route Table] page.The [IP Routing Table] will now

93CONFIGURING THE ROUTINGINFORMATION PROTOCOLThe ADSL Barricade can be configured to communicate with other routing devices to determine the best path

Configuring the Routing Information Protocol94When should you configure RIP?Most small home or office networks do not need to use RIP; they have only

Configuring the ADSL Barricade's Interfaces with RIP951.Log into the Configuration Manager, click the [Services] tab, and then click [RIP] in the

Configuring the Routing Information Protocol963.In the [IF Name] column, select the name of the interface on which you want to enable RIP. For communi

Configuring the ADSL Barricade's Interfaces with RIP97RIP version 2 is the preferred selection because it supports classless IP addresses (which

Configuring the Routing Information Protocol98Viewing RIP StatisticsFrom the [RIP Configuration] page, you can click [Global Stats] to view statistics

99CONFIGURING THE ATMVIRTUAL CIRCUITAs your LAN computers access the Internet via the ADSL Barricade, data is exchanged with your ISP through a comple