Part III Appendixes | Netopia R7200 guide

Contents ix

Part III: Appendixes

Appendix A — Troubleshooting	A-1
Conﬁguration problems	A-1
Console connection problems	A-2
Network problems	A-2
How to reset the router to factory defaults	A-3
Power outages	A-3
Technical support	A-4
How to reach us	A-4
Appendix B — Understanding IP Addressing	B-1
What is IP?	B-1
About IP addressing	B-1
Subnets and subnet masks	B-2
Example: Using subnets on a Class C IP internet....	B-3
Example: Working with a Class C subnet	B-5
Distributing IP addresses	B-5
Technical note on subnet masking	B-6
Conﬁguration	B-7
Manually distributing IP addresses	B-8
Using address serving	B-8
Tips and rules for distributing IP addresses	B-9
Nested IP subnets	B-11
Broadcasts	B-13
Packet header types	B-13
Appendix C — Understanding Netopia NAT Behavior	C-1
Network conﬁguration	C-1
Background	C-1
Exported services	C-5
Important notes	C-6
Conﬁguration	C-7
Summary	C-8

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Netopia R7200 manual Part III Appendixes

Contents

Netopia R7200 Sdsl Router Part Number Contents Part II Advanced Configuration Contents Aurp Snmp Xmodem Part III Appendixes User’s Reference Guide Part I Getting Started User’s Reference Guide Features and capabilities Chapter IntroductionOverview How to use this guide Finding an Internet service provider Chapter Setting Up Internet Services Unique requirements Setting up a Netopia R7200 account Obtaining an IP addressPricing and support Endorsements Deciding on an ISP account Local LAN IP address information to obtain Obtaining information from the ISPWith Network Address Translation Without Network Address Translation User’s Reference Guide Find a location Chapter Making the Physical Connections What you need Identify the connectors and attach the cables Your router on Netopia R7200 Sdsl Router back panel ports Netopia R7200 LED front panel Netopia R7200 Sdsl Router status lights Readying computers on your local network Chapter Connecting to Your Local Area Network User’s Reference Guide Connecting to an Ethernet network 10Base-T Adding an external modem Connecting to a LocalTalk network Chapter Setting up your Router with the SmartStart Wizard Before running SmartStart SmartStart Wizard conﬁguration screens Setting up your Router with the SmartStart Wizard Easy option Advanced setup Advanced option Conﬁguration screen on Conﬁguration tab Dynamic conﬁguration recommended Static conﬁguration optional Add. Repeat this process for the secondary DNS TCP/IP Conﬁguring TCP/IP on Macintosh computers TCP/IP or MacTCP Dynamic conﬁguration using MacIP optional Setting up your Router with the SmartStart Wizard User’s Reference Guide Chapter Console-Based Management Connecting through a Telnet session Conﬁguring Telnet software Connecting a console cable to your router PC ANSI-BBS Navigating through the console screens Chapter Easy Setup Easy Setup console screensAccessing the Easy Setup console screens See Appendix A, Troubleshooting, for more suggestions Quick Easy Setup connection path Main Menu appears Sdsl Line Conﬁguration Previous Screen Next Screen Easy Setup Proﬁle IP Easy Setup Easy Setup Security Conﬁguration Previous Screen To Main Menu Part II Advanced Configuration User’s Reference Guide WAN conﬁguration Chapter WAN and System Configuration ATM VPI ATM VCI Creating a new Connection Proﬁle IPX Profile Parameters Remote IPX Network Datalink PPP/MP Options Data Compression Default proﬁle Main Menu Default Proﬁle screen appears IP parameters default proﬁle screen System conﬁguration screens IPX parameters default proﬁle screen Navigating through the system conﬁguration screens System conﬁguration features Filter sets ﬁrewalls Network protocols setupIP address serving Date and time Console conﬁguration Snmp Simple Network Management Protocol Upgrade feature setSecurity Logging Installing the Syslog client User’s Reference Guide Chapter Line Backup Backup Conﬁguration screen appears Atdt Backup Conﬁguration screen IP Setup screen Connection Proﬁles Using Scheduled Connections with Backup Scheduled Connections screen appears Management/Statistics Force Recovery QuickView Event LogsSnmp Support User’s Reference Guide Network Address Translation features Chapter IP Setup and Network Address Translation HOW NAT Works Previous Screen Using Network Address Translation V2 multicast Numbered Sdsl WAN1 Associating port numbers with nodes Advanced IP/IPX router conﬁguration options Data Link Options IP Setup and Network Address Translation Network Address Translation guidelines IP setup User’s Reference Guide Select Add Export. The Add Exported Service screen appears Select Service. a pop-up menu of services and ports appears IP subnets User’s Reference Guide Static routes Viewing static routes Static Routes screen will appear Adding a static route Rules of static route installation Modifying a static routeDeleting a static route Main Menu System Configuration IP Address Serving 176.163.222.10 Dhcp NetBios Options Serve Bootp Clients IP Address Pools IP Setup and Network Address Translation Dhcp NetBIOS Options NetBios Type MacIP KIP forwarding setup You have ﬁnished your IP setup User’s Reference Guide IPX features Chapter IPX SetupIPX deﬁnitions Internetwork Packet Exchange IPX IPX address Service Advertising Protocol SAPSocket Routing Information Protocol RIP NetBIOS IPX setup screenIPX spooﬁng Default Gateway Address IPX routing tables User’s Reference Guide Chapter AppleTalk Setup AppleTalk networksAppleTalk protocol AT Routing Table Routers and seeding MacIP Installing AppleTalk Upgrade Feature Set Conﬁguring AppleTalk EtherTalk setup LocalTalk setup Aurp setup Viewing Aurp partnersAurp Free Trade Zone Modifying an Aurp partner Adding an Aurp partner Deleting an Aurp partner Receiving Aurp connectionsConﬁguring Aurp Options Aurp Options Tickle Interval Hhmmss User’s Reference Guide Quick View status overview Chapter Monitoring Tools General status Status lights Current status General Statistics Statistics & Logs Event histories Physical InterfaceNetwork Interface WAN Event History Device Event History Routing tables IP routing table IPX routing table IPX Sap Bindery tableAppleTalk routing table Served IP Addresses IP Address Lease Management screen appears Snmp System Information Community strings Snmp Setup screen Snmp traps Viewing IP trap receivers Setting the IP trap receiversModifying IP trap receivers Deleting IP trap receivers Web-based management pages Event History pages WAN Event History Device Event History User’s Reference Guide Chapter Security Suggested security measuresUser accounts Protecting the conﬁguration screens Protecting the Security Options screen Dial-in console access Telnet access Enable SmartStart/SmartView/Web serverAbout ﬁlters and ﬁlter sets What’s a ﬁlter and what’s a ﬁlter set? Filter priority How ﬁlter sets work How individual ﬁlters work ﬁltering rule Parts of a ﬁlterPort numbers Other ﬁlter attributes Port number comparisons UDP Putting the parts together Filtering example #2 Filtering example #1 Disadvantages of ﬁlters Design guidelines Working with IP ﬁlters and ﬁlter sets An approach to using ﬁlters Naming a new ﬁlter set Adding a ﬁlter set Adding ﬁlters to a ﬁlter set Input and output ﬁlters-source and destination ADD this Filter NOW Cancel Viewing ﬁlters Viewing ﬁlter setsModifying ﬁlters Deleting ﬁlters Modifying ﬁlter sets Deleting a ﬁlter setSample IP ﬁlter set TCP Icmp UDP Possible modiﬁcations User’s Reference Guide IPX ﬁlters IPX packet ﬁlters Viewing and modifying packet ﬁltersAdding a packet ﬁlter Deleting a packet ﬁlter IPX packet ﬁlter setsViewing and modifying packet ﬁlter sets Adding a packet ﬁlter set No Match IPX SAP ﬁlters Deleting a packet ﬁlter setViewing and modifying SAP ﬁlters Deleting a SAP ﬁlter Adding a SAP ﬁlter IPX SAP ﬁlter sets Viewing and modifying SAP ﬁlter setsAdding a SAP ﬁlter set Deleting a SAP ﬁlter set Firewall tutorial General ﬁrewall terms Basic IP packet componentsBasic protocol types Firewall design rules Example TCP/UDP PortsFirewall Logic Logical and function Binary representation Implied rules Established connectionsExample IP ﬁlter set screen Example network Filter basics Example Example ﬁlters Example Example Chapter Utilities and Diagnostics Ping Receive return Ping packet Stop Ping Trace Route Telnet client Disconnect Telnet console session Factory defaults Updating ﬁrmware Transferring conﬁguration and ﬁrmware ﬁles with Tftp Downloading conﬁguration ﬁles Transferring conﬁguration and ﬁrmware ﬁles with Xmodem Uploading conﬁguration ﬁles Idle Do you want to send a saved configuration to your Netopia? Restarting the system Part III Appendixes User’s Reference Guide Conﬁguration problems Appendix a Troubleshooting Network problems Console connection problems Power outages How to reset the router to factory defaults Technical support How to reach usBefore contacting Netopia Environment proﬁle FAX-Back Online product information User’s Reference Guide What is IP? Appendix B Understanding IP AddressingAbout IP addressing Subnets and subnet masks Subnet masks Example Using subnets on a Class C IP internet ISP Network Network conﬁguration Example Working with a Class C subnet Distributing IP addressesBackground Technical note on subnet masking Netopia R7200 Dhcp server characteristics ConﬁgurationDhcp address serving Manually distributing IP addresses Using address servingMacIP serving Serve dynamic WAN clients Understanding IP Addressing B-9 Tips and rules for distributing IP addresses Dhcp example Internet Nested IP subnets 0.0 C.1 WAN 3719 Packet header types Broadcasts User’s Reference Guide Appendix C Understanding Netopia NAT Behavior Network conﬁgurationBackground User’s Reference Guide Understanding Netopia NAT Behavior C-3 Netopia Router WWW Server ISP Router LAN Understanding Netopia NAT Behavior C-5 Exported services Important notes Understanding Netopia NAT Behavior C-7 Summary Appendix D Binary Conversion Table Decimal Binary Appendix E Further Reading User’s Reference Guide Further Reading E-3 User’s Reference Guide Pinouts for Auxiliary port modem cable Appendix F Technical Specifications and Safety Information Power requirements DescriptionEnvironment Software and protocols Regulatory notices Agency approvalsNorth America International Declaration for Canadian users Important safety instructions Battery Telecommunication installation cautions Appendix G About Sdsl User’s Reference Guide Glossary User’s Reference Guide Glossary User’s Reference Guide Remapping See network number remapping User’s Reference Guide Glossary User’s Reference Guide Numerics Index Index-2 Index-3 Index-4 Index-5 Index-6 Limited Warranty and Limitation of Remedies User’s Reference Guide