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SPEEDLAN Installation and Operation User Guide

1-4

Introduction

Features

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10/100BASE-T Ethernet Interface

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SPEEDLAN 11 Mb Wireless Radio Interface

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Bridging Features

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Protocol Transparent Bridging

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IP Routing

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Filtering by Ethernet Multicast, Broadcast and Bad Packets

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Filtering by Protocol

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Filtering by Ethernet Address Pair

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Generic Ethernet Tunneling through IP Networks

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Learned Table Lockdown

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Expanded IP ARP Support

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Automatic Broadcast Storm Protection and Notification

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Supports up to 48 Remote Buildings

SNMP Features

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IP "ping" Support

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IP SNMP Support (MIB II, Ethernet, Interface, SNMP, and Bridge MIB)

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IP SNMP WaveLAN

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IP SNMP Trap Support

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SNMP Access Lists

ISP Features

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DHCP Server

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Outgoing and Incoming NAT

SNMP Management

SNMP wireless and wired link management may be administered from any Ethernet network or
remotely from the Internet. The SNMP MIB II, Bridge MIB, and Ethernet-Interface MIB come with the

Содержание NCBSLXE2

Страница 1: ...s Company 1748 Independence Blvd C 5 Sarasota FL 34234 941 358 9283 www speedlan com SPEEDLAN Shelf Mount Manual Product ID NCBSLXE2 Installation and Operation User Guide Version 1 1 Last Revised July 15 2001 Wave Wireless Networking a SPEEDCOM Wireless Company 1748 Independence Blvd C 5 Sarasota FL 34234 941 358 9283 www wavewireless com ...

Страница 2: ...not be liable for errors contained herein or for inci dental or consequential damages in connection with the furnishing performance or use of this material Wave Wireless Networking a SPEEDCOM Wireless Company reserves the right to revise this publication from time to time and make changes in content without obligation to notify any person of such revision changes Contents of this publication may b...

Страница 3: ...2 Rooftop and Tower Installations Warning 2 2 Package Contents 2 2 Installation Steps 2 3 Installation Diagram 2 7 Polarizations on a Grid Antenna 2 8 Vertical Polarity Horizontal Polarity 2 8 Chapter 3 Hardware 3 1 Drawings of Components 3 2 SPEEDLAN Front Panel 3 3 SPEEDLAN Back Panel 3 3 Restoring Factory Default Settings on the SPEEDLAN 3 4 Updating the Firmware 3 5 Chapter 4 Overview of Confi...

Страница 4: ...Button 6 5 Storm Thresholds Button 6 7 Tunnel Partners Button 6 8 Chapter 7 Setting Up the IP Addresses IP Host Setup 7 1 Part I Quick Overview of IP Addressing 7 2 What is an IP address 7 2 Internet Address Classes 7 3 In fact IP defines five classes 7 4 Subnetting a Network 7 5 What is a Subnet 7 6 What is a Subnet Mask 7 6 Diagram of Subnetting a Network 7 7 How does a network administrator ass...

Страница 5: ... Interface 11 12 SNMP Monitor 11 14 SNMP Messages Received 11 14 SNMP Messages Sent 11 16 IP Monitor 11 17 IP TCP UDP Monitor 11 20 TCP 11 20 UDP 11 22 ICMP Monitor 11 23 ICMP Messages Received 11 23 ICMP Messages Sent 11 24 Chapter 12 Tables 12 1 System Information 12 2 Bridge Learn Table 12 3 IP ARP Table 12 5 IP Route Table 12 7 IP TCP Connection Table 12 9 IP UDP Listener Table 12 10 Local IP ...

Страница 6: ...1 Common Ethernet Protocols Appendix 2 Common Ethernet Vendor Addresses Appendix 6 Common Ethernet Multicast Addresses Appendix 26 Common Ethernet Broadcast Addresses Appendix 29 Appendix B Appendix B 1 Startup LED Patterns Appendix B 2 Index Index 1 Product License Agreement Product License Agreement 1 ...

Страница 7: ...al All references formely known as CampusPRC are now refered to as SectorPRC SPEEDLAN products include the silver 64 bit encryption card and the gold 128 bit encryption card For more information see Security Button 11 Mb RF Security Setup page 5 12 ...

Страница 8: ...emote SNMP management and security in an affordable package This enables you to monitor a number of SPEEDLAN parameters including RF signal quality and noise level as well as transparent bridging with advanced filtering for security and network reliability The central base station and CPE are mounted inside the building and connect to the outdoor antenna using up to 200 feet of low loss RF antenna...

Страница 9: ...eated or retransmitted by this brouter allowing communications between multiple remote networks by using SPEEDLAN CPE ISP Functionality The SPEEDLAN shelfmount ISP products are tailored to fit the needs of Internet Service Providers and Broadband Telecommunications Providers Two features particularly useful to Internet Service providers are the additional of Network Address Translation NAT and Dyn...

Страница 10: ...ough IP Networks Learned Table Lockdown Expanded IP ARP Support Automatic Broadcast Storm Protection and Notification Supports up to 48 Remote Buildings SNMP Features IP ping Support IP SNMP Support MIB II Ethernet Interface SNMP and Bridge MIB IP SNMP WaveLAN IP SNMP Trap Support SNMP Access Lists ISP Features DHCP Server Outgoing and Incoming NAT SNMP Management SNMP wireless and wired link mana...

Страница 11: ...PEEDLAN brouter parameters including RF signal quality and noise level IP Router Features IP Static Routing with Direct and Static Routes ICMP Messages Default Router and Subnet Support SNMP Support for All Router Related MIB Variables RIP Support Encryption Features Add on Option Data Encryption of Wireless Packets ...

Страница 12: ..._______________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ __________...

Страница 13: ...Chapter 2 Quick Start ...

Страница 14: ...les a central Ethernet LAN to be connected with one or more branch office LANs A single brouter with an omnidirectional antenna may communicate with multiple brouters to create multipoint wireless site to site connectivity Rooftop and Tower Installations Warning Rooftop tower and mounted equipment brouters installations are extremely dangerous and incorrect installation can result in death injury ...

Страница 15: ...DLAN do the following Step 1 Line of Sight Before installing the antennas and bridges make sure a clear line of sight exists Line of sight can be defined as each antenna being able to clearly see the other antenna or being able to see the remote locations when viewing from the SPEEDLAN base station location Be sure to look level with the center of origin of the transmission the middle of the anten...

Страница 16: ... to the antenna making sure the connectors are screwed on tightly b Attach the lightning arrestor to the end of the shorter cable c Attach the longer cable to the lightning arrestor d Drill the hole needed to get through the wall being very careful not to drill into power con duits or other utilities in the wall e Feed the cable through the wall and run it to the SPEEDLAN base station brouter f Fa...

Страница 17: ...he Power Supply a Make sure the switch on the power supply is set to the proper voltage 110V or 230V AC b Connect the power cord s IEC 320 female outlet to the IEC 320 male power inlet on the back panel of the SPEEDLAN brouter c Connect the power cord to an external power outlet 110V or 230V AC Step 6 Connect the Wireless Bridge to any Available Outlet of the Ethernet LAN a Connect the RJ 45 conne...

Страница 18: ...rwarding data packets to the wireless LAN that is connected to them When the brouters are handshaking correctly you will see the receive and transmit lights blink on and off as they communicate As the brouters forward data back and forth to one another you may occasionally see a collision light on the display panel This is a normal aspect of networking A solid collision light displayed on the fron...

Страница 19: ...Operation User Guide Quick Start 2 7 Installation Diagram The diagram below displays where the main components are located All outdoor cable connections and lightning arrestors must be insulated with waterproof electrical putty ...

Страница 20: ...signal radiates from the end of the antenna like a wide beamed flashlight Vertical Polarity Horizontal Polarity In order for the antennas to operate correctly the polarities must match For most applications we have found that horizontally polarized antennas work best This is because most other signals that may cause interference are vertically polarized If you use horizontal polarization you can r...

Страница 21: ...Chapter 3 Hardware ...

Страница 22: ... lit when a link cannot be established on that interface Port 1 Wireless Interface Port 2 10 100 Base T LAN Interface Forwarding Rate Bandwidth Utilization Percentage of wireless bandwidth currently being used Link Integrity Gives a visual indication of the RF signal strength Power Switch Button Used to activate power to the brouter Ports Port 1 Wireless Interface Port 2 10 100 Base T LAN Interfac...

Страница 23: ...thernet interface is capable of operating either 10 or 100 Mbps By default it is configured for 10 Mbps Ethernet Serial Number The silver sticker on the back of the SPEEDLAN is where you will find the serial number of your brouter All products are tracked using their respective serial numbers If you ever need technical assistance we will need the serial number to determine the exact build of your ...

Страница 24: ...n the back panel of each brouter depress the small black Factory Default switch to the UP position For normal operation the switch should be depressed in the down position Power up the brouter and let it reboot 6 The brouter is temporarily in factory default mode 7 On your PC start the SPEEDLAN Configurator 8 From the File menu choose Open Remote Config 9 In the space for IP Address enter 198 17 7...

Страница 25: ...select Open Config Then select the appropriate Bin file 7 Then from the File menu choose Upload Software A dialog box will appear with an IP address in it Click Scan this will bring up another dialog box with the IP Address of the SPEEDLAN This IP Address will be 198 17 74 254 At this point click OK and confirm the IP Address in the first dialog box is 198 17 74 254 Then click OK again 8 Next a me...

Страница 26: ..._____________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ____________...

Страница 27: ...Chapter 4 Overview of Configurator ...

Страница 28: ...ile Menu The Windows 95 98 NT 4 0 Configurator will configure either a remote Flash ROM in the brouters or configure a SPEEDLAN file saved on your computer You can configure a SPEEDLAN file on your computer and download it to the brouters later after you have verified that all settings are correct This can make reconfiguring your brouter a quick operation if you have the completed configuration al...

Страница 29: ...using the Save Config File As function The Open Remote Config and Save Config functions are used for accessing and saving directly to the brouter without using a file saved on diskette Be careful when you save the configuration file that you do not save the configuration directly to the SPEEDLAN otherwise you will be configuring the brouter and may not be able to re access it after uploading the i...

Страница 30: ...guration you are working on to the place where you opened it Save Config File as This saves the current configuration into a file on disk This file will have the extension CNF Import Config File This opens a configuration file from disk This function is used when you are going to save the configuration from disk to a remote brouter Upload Software This enables you to load a raw and unconfigured bi...

Страница 31: ...p Menu This menu is used to modify all aspects of the brouter Monitor Menu This menu is used to monitor the brouter s performance and monitor another brouter Analyze Menu This menu is used to select another brouter and perform various tests i e interval test wireless link test or antenna alignment test Help Menu This menu is used to troubleshoot questions pertaining to the SPEEDLAN Configurator ...

Страница 32: ...__ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ____________...

Страница 33: ...Chapter 5 Configuring SPEEDLAN ...

Страница 34: ... is item is selected If you want the brouters to perform the bridging function you must select this check box When bridging is enabled the Bridge Setup dialog box will be accessible Bridging should be enabled for nearly all applications of the brouter The default is ON Enable IP Routing The transparent routing function will be enabled when this is item is selected IP Routing will work properly onl...

Страница 35: ...g together Failure to set them to the same value will prevent any communications from taking place For example in order to use a multipoint link you must use the same Encryption setting on the base station and on the CPE brouter Enable Remote Bridging using IP Tunnels SPEEDLAN brouters support a special feature which will enable Ethernet packets of any protocol type to be encapsulated in IP packet...

Страница 36: ... at this time Enable IP UDP TCP Security Filters This option is not available at this time Enable AppleTalk Security Filters This option is not available at this time Enable Novell Security Filters This option is not available at this time Enable Watchdog Reboot Timer This feature instructs the brouter to reboot in the event that the brouter fails to receive any incoming packets from any port for ...

Страница 37: ... will be represented on this dialog box The Remote check box is used to designate which interfaces will be considered local and remote The local interface is considered to be the interface that connects directly to the local LAN with respect to the brouter The remote interface is considered to be the interface that connects with the remote LAN The set up buttons are used to access the portion of t...

Страница 38: ... Setup Buttons Setup 1 Button Ethernet Setup To modify the Ethernet Setup click the Setup 1 button on the Interface Setup or Advanced Interface Setup dialog box SPEEDLAN brouters come standard with a 10 100 Base T interface to connect to your wired network Although the interface is capable of operating at both 10 Mbps and 100 Mbps it does not use autosensing or autoswitching functionality The defa...

Страница 39: ... 2 Button 11 Mb RF Interface Setup To modify the 11 Mb RF Interface Setup click the Setup 2 button on the Interface Setup or Advanced Interface Setup dialog box This dialog box displays the configuration settings that control the individual interfaces and how they communicate with each other On the next page you will find a description of the settings as well as how they affect the brouter s perfo...

Страница 40: ...ollisions cannot be detected because wireless cannot receive and transmit at the same time This means brouters are not able to listen for collisions A brouter that is operating properly in a point to point network will loose due to collisions less than 1 of the transmitted packets This packet loss is not normally a problem with protocols such as Novell IPX without the Burst Mode NLM but may cause ...

Страница 41: ... the SPEEDLAN CPE The Non Polling Base does not allocate dynamically bandwidth to each remote brouter The performance of this approach is greatly improved if the SPEEDLAN base station is connected to the heaviest network or network server SectorPRC Mode This is a Polling Base Station Brouter This is the recommended mode of operation for a wireless base station When the number of CPE exceed 3 or 4 ...

Страница 42: ...rea or where other organizations may be running wireless bridges of their own The default setting is 0 and the valid range is 0 to 15 This setting must be set to the same value for the brouters that will be communicating together Failure to set them to the same value will prevent any communications from taking place For example in order to use a multipoint link you must use the same Network ID set...

Страница 43: ...g is 92 dBm Warning This setting must be set to the same value for the brouters that will be communicating together Failure to set them to the same value will prevent any communications from taking place Frequency Button 11 Mb Frequency Setup The Frequency button is located to the right of the Advanced button Clicking this button will open a new dialog box that allows you to change the operating f...

Страница 44: ... enable the encryption features You will still need to define at least one encryption key before your wireless traffic will be transmitted using wireless data encryption The Encryption Key can be defined using either For silver cards 64 bit Five alphanumeric characters within the a z A Z and 0 9 For gold cards 13 alphanumeric characters within the a z A Z and 0 9 range Note The alphabetical charac...

Страница 45: ...For example in order to use a multipoint link you must use the same Encryption setting on the base station and on the CPE brouter There is also an option to Deny non encrypted Data This feature is disabled by default and is designed primarily for multipoint SPEEDLAN installations where it may not be necessary to run using data encryption at all locations If you enable this option any data received...

Страница 46: ...____________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ _____...

Страница 47: ...Chapter 6 Bridging Setup ...

Страница 48: ...lter or pass any 802 3 frame type protocols including Novell IPX TCP IP AppleTalk etc The brouter can also be configured to filter packets by their destination and origin This is done using the unique MAC Media Access Control addresses that all network interface devices have assigned to them at the factory Bridge Setup is accessed from the main Setup menu of the SPEEDLAN Configurator ...

Страница 49: ...lect for filtering After selecting the protocols highlight them on this dialog box Then click Bridge or Deny to determine how each protocol will be treated The radio buttons in the Protocol Filtering box determine how unselected protocols are treated Edit Button Ethernet Protocols Some common Ethernet protocols and their associated ID numbers have been placed in this table Select one from this lis...

Страница 50: ...d an address pair into the filter click Add on the MAC Filtering box First enter the Remote Address which will be the MAC Address that resides on the remote side of the brouter Second enter the Local Address which will be the MAC Address that resides on the local side of your connection The local and remote interfaces are defined on either the Interface Setup or Advanced Interface Setup dialog box...

Страница 51: ...tination addresses that have not been learned i e have not previously been seen as a source address of a packet This characteristic is needed in order for the Ethernet bridge to operate correctly The downside to this as our studies have shown is the failure mode of many Ethernet interface cards will send out erroneous packets with good CRCs but with random Ethernet destination and source addresses...

Страница 52: ...uters take no action in response to IP ARP packets since that is the role of an IP router except to add the IP address to its IP ARP table This feature is helpful on an IP network because it will build a database of MAC layer address to IP address pairs An SNMP monitoring program such as the SPEEDLAN Configurator can at any time extract this information NOTE 1 The IP ARP table is never timed out i...

Страница 53: ...hese settings are disabled by default Address Threshold This setting determines the maximum number of broadcast or multicast packets that can occur during a one second period before a storm condition is declared for a particular Ethernet address host Once it is determined that a storm is occurring any additional broadcast or multicast packets from that host address will be denied until the storm i...

Страница 54: ... Partners to encapsulate Ethernet packets received from the local interface in an IP UDP packet and then send them to one or more tunnel partners Tunneling can be used to set up virtual Ethernet networks In the General Setup dialog box if the Remote Bridging using IP Tunnels is enabled Tunnel Partners can be set up This dialog box specifies the IP addresses of each of the bridge routers that are t...

Страница 55: ...ated in IP UDP Standard Ethernet Packet Local Interface Rem ote Interface The three brouters are set up to tunnel one or more protocols and each is a tunnel partner to the other two brouters This configuration allows LAN A LAN B and LAN C to become a virtual private Ethernet network with the Internet as the transport mechanism for data between them The encapsulated data packets can be optionally e...

Страница 56: ...____________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ _____________________________________...

Страница 57: ...Chapter 7 Setting Up the IP Addresses IP Host Setup ...

Страница 58: ...ass A B C etc contain their own unique address as well IP addressing provides the following information Provides communication between different platforms and diverse systems Provides universal data transfer over large geographic distances Has been adopted as a standard in the computer industry What is an IP address An IP address contains 32 bits of information which is divided into the following ...

Страница 59: ...dress belongs There are three main classes Class A 35 0 0 0 Class B 128 5 0 0 Class C 192 33 33 0 non bolded text Part of network address bolded text Part of local address node section This definition is not random it is based on the fact that routers by reading just the first three bits of the address field designate which network class it belongs to This selection simplifies the way routers hand...

Страница 60: ...s two octets for the network portion and 16 bits for the node or host section of the address This provides up to 16 384 networks with 64 534 nodes for each network First two bytes are assigned as network address Remaining bytes used for node addresses Format network network node node In IP address 130 57 30 56 130 57 is the network address and 30 56 is the node address Maximum of 216 or a total of...

Страница 61: ...work Solutions InterNIC Registration Services 505 Huntmar Park Drive Herndon VA 22070 hostmaster internic net Note Non public addresses can include a network address assigned from the network administrator or from the IP provider Also there is one network in each class that is defined for private use allowing the creation of internal networks These addresses are Class A 10 0 0 0 Class B 172 10 0 0...

Страница 62: ...rk address Each octet used in the subnet mask is assigned to a data link The leftover octet s are assigned to the remaining nodes For more information on subnetting see the example below and Diagram of Subnetting a Network page 7 7 Example of Subnetting For example a Class C network 255 255 255 0 contains three masked octets 255 255 255 The last octet 0 is leftover for remaining nodes i e computer...

Страница 63: ...es one for each block or subnet As soon as the mailman picks up pile A in his hand he knows which block to turn on This same reasoning applies to piles B C and D as well Router D knows exactly which subnet to transfer or turn the packets to by reading its IP and subnet mask address Note that each subnet on this network is 255 255 255 192 Why is 192 the last octet in the subnet mask and not 64 The ...

Страница 64: ... each computer as the computer connects to the network If a computer moves to a new network i e great for temporary employees or mobile users it must be assigned a new IP address for that network DHCP can be used to manage these assignments automatically DHCP is described in further detail below What is DHCP Dynamic Host Configuration Protocol DHCP allows network administrators to assign dynamic I...

Страница 65: ...ing static IP addresses and also provides advanced configuration options Note The figure on the next page may help you understand how DHCP assigns an IP address Figure of DHCP Addressing 1 The client asks DHCP server for IP address and configuration if needed 2 The DHCP server assigns an available IP address to client 3 The client takes IP address from DHCP server and requests any additional confi...

Страница 66: ...resses within another network designated as outside network Network Address Translators NATs allow companies to decrease the number of global IP addresses This enables companies to communicate with other devices on the Internet using a single IP address or more than one IP address For example a company can provide its clients with one IP address allowing access to the company s firewall only This ...

Страница 67: ...t returns to SPEEDLAN B the packet will be re addressed to the IP address of the private network by using the MAC address contained in the header to identify the destination Inbound Port 80 request is re addressed to Private address 10 0 0 3 Then it is forwarded across the private network Internet Ethernet Router 204 101 20 1 SPEEDLAN Brouter A 204 101 20 2 Hub SPEEDLAN Brouter B Private Address o...

Страница 68: ...10 0 0 3 you can create a pair that will specify that all requests on the public IP address Port 80 be forwarded to IP Address 10 0 0 3 on the private IP address Port 80 Inbound Port 80 request is re addressed to Private address 10 0 0 3 Then it is forwarded across the private network Internet Ethernet Router 204 101 20 1 SPEEDLAN Brouter A Hub SPEEDLAN Brouter B Private Address on Local Interface...

Страница 69: ...ollowing tasks Open the SPEEDLAN Configurator From the File menu choose Open Remote Config Then click Scan The Scan dialog box appears Select the appropriate brouter and click OK Click OK again A message box appears confirming that the Configuration has been read from the Bridge i e 128 104 224 1 Click OK To set up the IP address do ONE of the following Enable DHCP client for dynamic addressing Fo...

Страница 70: ...and choose the appropriate interface do the following 1 From the Setup menu choose IP Setup The IP Setup dialog box appears 2 Select the Obtain an IP address from DHCP Server option 3 Next select the interface for Ethernet or wireless network from the Using Interface drop down list Make sure that you select the interface where the DHCP server is located Note The information for Default TTL should ...

Страница 71: ...uter and click OK Click OK again A message box appears confirming that the Configuration has been read from the Bridge i e 128 104 224 1 Click OK To enable the DHCP Server on the SPEEDLAN do the following 1 From the Setup Setup Setup Setup menu choose General Setup General Setup General Setup General Setup The General Setup dialog box appears 2 Select the Enable DHCP Server check box this will ena...

Страница 72: ...nated IP network address assigned for global viewing on the Internet For more information see Outgoing NAT page 7 20 Enable Incoming Network Address Translation This feature enables a company to unmap public network IP address into private net work IP addresses For more information see Incoming NAT page 7 22 3 From the Setup menu choose DHCP Server Setup The DHCP Server Setup dialog box appears 4 ...

Страница 73: ...etting will specify the client s secondary DNS server 3rd DNS Server IP If needed this setting will specify the client s third DNS server Domain Name This is the web domain name of the organization on the Internet such as www speed lan com It is not necessary to use the first portion of the domain name leaving the entry as Speedlan com 6 Select the interface on which you want to Enable DHCP i e Et...

Страница 74: ...ation has been read from the Bridge i e 128 104 224 1 Click OK To physically assign a static IP address do the following 1 From the Setup menu choose IP Setup The IP Setup dialog box appears 2 Select the Specify an IP address option Enter the following information Our IP Address The unique number assigned by the network administrator ISP or host provider This tells network the location IP address ...

Страница 75: ...formation should already be entered The IP host on the Internet will send out each packet with a default Time to Live parameter If you want to override the factory default of 64 attempts you can specify your new default here This parameter should not be changed unless you are very familiar with IP functionality and how the Time to Live parameter will affect how packets are treated by your network ...

Страница 76: ...Translation check box Click OK OK OK OK 3 From the Setup Setup Setup Setup menu choose Outgoing Network Address Translation Setup Outgoing Network Address Translation Setup Outgoing Network Address Translation Setup Outgoing Network Address Translation Setup 4 The Outgoing Address Translation Setup dialog box appears Note Note Note Note NAT is a useful tool that will be enabled the majority of the...

Страница 77: ...mote network Private IP Address This is the IP address for the inside or private network only which hides behind the Pub lic IP address Public IP Mask This address assigns the Subnet mask to the Public Ethernet portion of the SPEEDLAN brouter Private IP Mask This address assigns the Subnet mask to the private network interface Note Click Select to view the IP Mask List Select the appropriate IP Ma...

Страница 78: ...ming NAT To set up incoming IP network address for NAT do the following 1 From the Setup menu choose General Setup The General Setup dialog box appears 2 Select the Enable Incoming Network Address Translation check box Click OK 3 From the Setup menu choose Incoming Network Address Translation Setup ...

Страница 79: ...One to One NAT Therefore all requests for a particular IP address from the outside or public network will be translated to the appropriate private IP address This may be necessary if you have a server or workstation or computer that needs to be connected to a remote network Private IP Address This is the IP address for the inside network only which hides behind the public IP address Private IP Mas...

Страница 80: ...Port This item will allow you to assign a particular port that you would like to have one of the private IP addresses to be able to respond to Here are a few of the more common ports used FTP 20 21 SMTP 25 DNS 53 HTTP 80 NNTP 119 Private Server IP Address This is the IP address of the server or workstation or computer where you want to get the received message for this port assignment Private Serv...

Страница 81: ... click OK 10 Now save the changes to the bridge or router From the File menu choose Save Config 11 A message box appears informing you that the information will be saved to the bridge or router Click Yes 12 The Configurator confirms that the configuration has been saved Click OK The SPEED LAN ISP shelfmount brouters will automatically reboot at this point ...

Страница 82: ...__________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ _______________________...

Страница 83: ...Chapter 8 IP Router Setup ...

Страница 84: ...iate information as described below Default Router IP Address This entry should be set to the IP address of the default router that the SPEEDLAN is to use when it does not know where to route a particular IP packet Default Router Interface This entry should be set to the interface to which the default router is connected Preferred IP Address From time to time routers will transmit unsolicited IP p...

Страница 85: ... and the bridge will age their ARP cache entries It will time out and delete the ARP entries after a certain specified period usually 10 minutes The brouter has the option of not aging deleting any ARP cache entries This will not normally cause any IP network problems but this could result in a large ARP cache table Since the typical brouter can hold over 10 000 ARP entries this is not normally a ...

Страница 86: ...ed to as static routes You can use indirect routes to define the way to get to subnets that are attached to other routers in your network As an example if subnet 198 17 74 0 is attached to router 128 146 11 20 in order for this brouter to route packets to 198 17 74 1 you should specify an entry that is set up as IP Address 198 17 74 0 IP Mask FFFFFF00 Next Hop 128 146 11 20 with Cost 1 ...

Страница 87: ...eck boxes as described below Send RIP Default Route Enabling this feature instructs the brouter to inform the network via RIP that it is the default router for that network This feature should only be enabled if this brouter is the only default router on the local network Send RIP Routes Enabling this feature instructs the brouter to forward all route information gathered and stored by this broute...

Страница 88: ...destination host This is used in circumstances that require connections not normally permitted for individual users on a network Enable BOOTP DHCP Forwarding This feature allows the brouter to pass BOOTP and DHCP requests across the wireless net work Forwarding Host Defines the IP address of the device configured to act as the forwarding host for BOOTP and DHCP messages in a routed network Accept ...

Страница 89: ...Chapter 9 SNMP Setup ...

Страница 90: ...is is the read write password used for SNMP support It is the SNMP password needed to write the Flash ROM configuration and SNMP MIB variables into the brouter The string should be set to a value that is known only by you The factory default value for this variable is the string public and should be changed to a string known only to you System Contact This field should contain the identification o...

Страница 91: ...ted host that is set up to receive SNMP Trap mes sages from this brouter If you do not have an SNMP Trap Host set this to 0 0 0 0 Trap Host Password This is the SNMP read write password community name of the host that is set up to receive SNMP Trap messages This field is ignored if the Trap Host IP Address described above is 0 0 0 0 SNMP IP Access List You can optionally set up a list of networks ...

Страница 92: ...__________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ _______________________________________...

Страница 93: ...Chapter 10 System Access Setup ...

Страница 94: ...e System Access Pass Phrase This will enable you to create a connection between the equipment or wireless brouters The default for the Pass Phrase is public All wireless units connected to the brouter are restricted to systems based on the System Access Pass Phrase Any wireless brouter that does not have the correct System Access Pass Phrase will not be to establish a wireless data connection ...

Страница 95: ...Chapter 11 SNMP Monitoring ...

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