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3Com 3C840 manual Wan

Models: 3C840

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tables 11 - 10 Unconfigured Mode, defined 1 - 9 updating software 2 - 4

upgrading software
installing	10 - 2
obtaining	10 - 1
OfficeConnect Remote 840 CD		10 - 2
via DOS	10 - 3
via OfficeConnect Remote 840 Manager 10 - 2
URL F - 1
using OfficeConnect Remote 840		1 - 16

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WAN

connection problems 13 - 6 interface events 11 - 16

Web browser problems 13 - 3 World Wide Web (WWW) F - 1

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Year 2000 compliance 5

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3Com 3C840 manual Wan

Contents

OfficeConnect Remote Sdsl Router User’s Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California About this Guide System Administration Configuring IP Routing Configuring Bridging Configuring Dhcp Upgrading Operational Software for the Officeconnect Remote Configuring Filters Troubleshooting Bridging and Routing Using the CLI Guide Technical Support Page Introduction About this Guide Conventions Guide Text Convention About this Guide Compliance Year3Com Year 2000 web About this Guide Introduction Overview OfficeConnect What IsRemote 840? What is ATM? What is an SdslWhat is Frame Modem? 4CHAPTER 1 Overview What is a Remote Site? 3Connection with Three Virtual Circuits VCs What is RFC 1490? NAT and PAT can be configured for each remote site What is DhcpSmart Mode? Bridge Mode? What Is DefaultGetting Started Quickly Remote 840 Panel FeaturesOfficeConnect Remote 5OfficeConnect Remote 840 Back Panel DIP Switch Modes Local Site LAN, Remote Site WAN, and Global configuration. ConfigurationFollowing shows the areas of configuration for each Overview Check the routing tables on configured protocols Test the network accessibilityRemote Ping a remote site Manager StartingManager Menus Header Quick Link Area Main Area Using OfficeConnect Remote Manager Where to Find More Configuration Information 18CHAPTER 1 Overview Performing System Administration Tasks System Administration Deleting a Login Adding a LoginSelect the login name to be deleted Click Delete Administrator System screen DefaultsRestoring Factory Manager to Restore UsingAccess Updating Controlling Snmp Access 6CHAPTER 2 System Administration Trap Managers Assigning SnmpSend an unsolicited message to a Snmp manager Instructions 8CHAPTER 2 System Administration Remote Site Remote Site ManagementDivided into the following parts Connection and communication to the remote site Remote Site Profile Managing aAdding a Remote Site Profile Deleting a Remote Site Profile Modifying a Remote Site Profile This will access the Remote Sites General Modify Screen Configuring Network Service Information PPP / RFC 1483 / RFC Frame Relay Select Network Service to either PPP over Frame Relay or RFC Check the Enable Remote Site box Configuring ATMInformation ATM Modify Screen Configuring ATM Information Protocol Parameters ConfiguringMonitoring Remote Site Connections Overview Configuring IP Routing Access the IP Screen through Configuration Global IP IP Select Configuration Local Site LAN IP Network On the LAN Configuring IP RIPNecessary Advanced RIP Resetting Parameters Configuring IP Configuring IP forConnection Parameters for Complete the following entries Network InformationLocal WAN IP Address Remote WAN IP Address Sites IP On a Remote Site Site Select Configuration Remote Sites WAN Configuring IPStatic and Framed Routes IP Route Using IP Address Validation Monitoring Ping Responses IPAddress is alive Ping timeout waiting for reply from IP AddressPing no route to host Ping host unreachable An example script of a successful ping is IP Testing Ping 18CHAPTER 4 Configuring IP Routing Configuring Bridging For more information on bridging, see Appendix A, Bridging To set up bridging on the OfficeConnect Remote 840, you must Bridging for Select Configuration Local Site LAN BridgeMonitor Networks Network Status table Adding a Bridge Connections Profile, and then you modify the profile to enable bridgingTo that remote site Monitor Network Network Status table Bridging IP Traffic 6CHAPTER 5 Configuring Bridging OfficeConnect Remote 840 can be configured for simultaneous Check the Enable MAC Encapsulated Routing box to enable MACBridge Firewall Encapsulated Routing for this remote site Forward Unicast Packets Only Unicast Discard Routed Protocols DiscardForward Broadcast/Unicast Packets All Advanced Bridging Options Default Bridge Mode Monitoring Bridging Testing BridgingViewing Bridge From the addresses 12CHAPTER 5 Configuring Bridging Selecting Address Translation Network Address Translation Using the Officeconnect RemotePage Data Protocol UDP button to access the static port tables Configuring StaticPAT Port Entries Press the Modify button to set the addressPage Networks NAT/PAT Port Assignments screen. Only those Port number, and the value of the inactivity timerEach entry will have the same public address Page Dhcp Overview Configuring DhcpResponds with An IP address for the workstation 2CHAPTER 7 Configuring Dhcp Dhcp Server Access the Monitor Networks Dhcp Dhcp leases screen Dhcp Smart ModeDhcp Relay Monitoring Dhcp Dhcp 6CHAPTER 7 Configuring Dhcp DNS Overview Configuring DNS Servers Remote DNSTwo servers may be specified per domain name Click Add DNS Host Entries IPX packet based on the destination IPX network number Configuring IPX Routing Adding a Local IPX To add a Local IPX network Remote Sites Configuring IPX forInformation, such as IPX addresses and IPX routing Configure Remote Site IPX Network Information Check the Enable IPX checkbox Configuring IPXBoth Established Click Framed Routes Select the remote site to modify, and click Modify Services include file servers and printers ServicesReal-time via SAP packet exchange between routers Associated remote site is active Select Configuration Global IPX IPX Services Adding a Static IPX To add a static IPX Service to a LAN Click Framed Services Select Configuration Local Site IPX Modify screen RIP and SAP Monitoring IPX IPX Testing IPX Testing 14CHAPTER 9 Configuring IPX Routing Upgrading Operational Software for Officeconnect Remote Obtaining UpdatedSoftware Operational InstallingSoftware to Remote 840 UnitPage Wait for the download to complete Execute the batch file with the following command dl 115 ms IPX Monitoring Officeconnect Remote 11-2CHAPTER 11 Monitoring the Officeconnect Remote Throughput Graphs Ethernet Interface 11-4CHAPTER 11 Monitoring the Officeconnect Remote Interface Status Information in the Monitor Sdsl Transceiver Status screen ATM Site Counters Remote Site Connection Sites Remote Site Status Frame Relay VC Site CountersPage Dhcp Address Translation 11-12CHAPTER 11 Monitoring the Officeconnect Remote IPX Bridge Connection to the WAN or whenever a critical event happens Events Logs 11-16CHAPTER 11 Monitoring the Officeconnect Remote Filtering Overview Configuring Filters Capabilities Filtering 2Advertisement Filters Creating Filters Creating Filters OverviewTraffic Bridge filter in this example Creating Filters Using the OfficeConnect Remote 840 Manager 12-6CHAPTER 12 Configuring Filters Filter Status Filter Screens Filter IndexFilter Create/Modify Filter Summary 3Basic IP Condition Condition Screens 5Basic IPX Condition Delete Filter/Add Condition screen Filter Delete/Modify Delete Filter /Add Condition 12-12CHAPTER 12 Configuring Filters Filter Using Go to Configuration Global FiltersDisable the filter by unchecking the Enable Filter checkbox Direction/location 12-14CHAPTER 12 Configuring Filters Bridge Connection Problems Troubleshooting Guide for more information Configuration problems are covered IP Wizard and Web Browser Problems LAN Connection Problems Specified address, configure IP Wizard and Web Browser Problems WAN Connection Problems Symptom Possible Cause Correction Action General Network Connection Problems Error test Remote network ATM cells are being Save the current configuration and reboot IP Network Connection Problems Symptom Possible Cause My video application IPX is not enabled over both the LAN and the WAN IPX Network Connection Problems Bridging is not enabled over both the LAN and the WAN Bridge Connection Problems 13-14CHAPTER 13 Troubleshooting Routing Concepts Bridging and RoutingDecide Terrestrial and satellite links 2APPENDIX a Bridging and Routing How Bridges Learn A-3 4APPENDIX a Bridging and Routing How Bridges Learn A-5 Organization NetworkStructure, Physical Layout Network Organization, Structure, and Physical Layout A-7 8APPENDIX a Bridging and Routing Information the router uses to make these assessments is IP RoutingRIP. RIP is also known as a distance vector protocol 10APPENDIX a Bridging and Routing IP Addressing Administrators that are new to the IP protocolIntroduction to IP Addressing Mask Binary Subnets Hosts/Subnet Subnets of Class C networks IP Addressing Basics Remote Add ip network houston address 192.75.202.99/23 6APPENDIX B IP Addressing Table B-2IP Addresses 176 248 Figure B-1Numbered WAN Interfaces IP Addressing Basics 10APPENDIX B IP Addressing Becoming more scarce Address Translation Tutorial 2APPENDIX C Address Translation Tutorial Figure C-1 NAT Example Translation PAT Port AddressStatic NAT PAT Example Figure C-2 PAT Example 6APPENDIX C Address Translation Tutorial Accessing the CLI Using the CLI GuideDocumentation From 2APPENDIX D Using the CLI Guide Internet Access Configuration NON -SETUPInstructions for Set Network Service to PPP over Frame Relay or RFC Instructions for Internet Access Only Instructions for Internet Access Page Information from your remote site network administrator Planning Form from of the Installation Guide by enteringTelecommuting Remote Office Enter the Dlci Instructions for Telecommuting / Remote Office Access E-9 Remote Site IP Otherwise, press Next Instructions for Telecommuting / Remote Office Access E-11 Then press the Save Configuration button Remote site configuration Audit Configuration AuditLocal IPX Network These steps Follow these steps Saving Testing Support from Your Online TechnicalNetwork Supplier World Wide Web Site Country Telephone Number Fax Number Numbers Configuring ATM information Default Bridge Mode Critical Event Log 11 Filtering Advertisement filters Networks Monitoring the OfficeConnect Remote Defined Snmp Storms a Structure WAN Page 3Com Corporation Limited Warranty Warranties Exclusive FCC Class B Statement