User GuideTable of ContentsContents3Part I: Getting Started11Introduction13Overview13Features and Capabilities13How to Use This Guide14Making the Physical Connections15Find a Location15What You Need16Important Safety instructions17Identify the Connectors and Attach the Cables18Netopia 4741 Status Lights19Sharing the Connection21Configuring TCP/IP on Windows-based Computers22Dynamic configuration (recommended)22Static configuration (optional)23Configuring TCP/IP on Macintosh Computers25Dynamic configuration (recommended)25Static configuration (optional)26Connecting to Your Local Network29Readying Computers on Your Local Network30Connecting to an IP and Telephone Network31Console-Based Management33Connecting through a Telnet Session34Configuring Telnet software34Connecting a Console Cable to Your Device35Navigating through the Console Screens37Easy Setup39Easy Setup Console Screens39Accessing the Easy Setup console screens39Quick Easy Setup Connection Path41DSL Line Configuration43Voice Easy Setup44Easy Setup Profile45IP Easy Setup46Easy Setup Security Configuration47Voice Configuration49Introduction49Configuring the Voice Features50Part II: Advanced Configuration53WAN and System Configuration55WAN Configuration56Multiple ATM Permanent Virtual Circuit Support57Multiple ATM PVC overview57Multiple ATM PVC configuration58Changing a circuit59Adding a circuit61Monitoring multiple virtual circuits62Creating a New Connection Profile64The WAN Default Profile68IP Parameters (Default Profile) screen69The ATMP/PPTP Default Profile69Scheduled Connections69Viewing scheduled connections70Adding a scheduled connection71Set Weekly Schedule72Set Once-Only Schedule73Modifying a scheduled connection74Deleting a scheduled connection74System Configuration Screens75Navigating through the System Configuration screens75System Configuration Features76IP setup77Filter sets77IP address serving77Date and time (Network Time Protocol)77Console configuration78SNMP (Simple Network Management Protocol)79Security79Upgrade feature set79Logging79Installing the Syslog client80IP Setup83IP Setup84IP subnets86Static routes88Viewing static routes89Adding a static route90Modifying a static route91Deleting a static route91Rules of static route installation91IP Address Serving92IP Address Pools95DHCP NetBIOS Options97More Address Serving Options99Configuring the IP Address Server options100DHCP Relay Agent105Connection Profiles107Multiple Network Address Translation111Overview111Features111Port Address Translation112Server lists112Static mapping112Dynamic mapping112Complex maps114Supported traffic115MultiNAT Configuration116Easy Setup Profile configuration116Server Lists and Dynamic NAT configuration116IP setup117NAT rules118Modifying map lists123Moving maps125Adding Server Lists127Modifying server lists130Deleting a server132Binding Map Lists and Server Lists133IP profile parameters133IP Parameters (WAN Default Profile)135NAT Associations137MultiNAT Configuration Example139Notes on the example142Virtual Private Networks (VPNs)145Overview145Summary147About PPTP Tunnels147PPTP configuration148About IPsec Tunnels151Configuration151IP Profile Parameters154Advanced IP Profile Options155Interoperation with other features156Encryption Support156MS-CHAP V2 and 128-bit strong encryption156ATMP/PPTP Default Answer Profile157VPN QuickView158Dial-Up Networking for VPN159Installing PPTP and Configuring Dial-up Networking on a PPTP Client159Windows 98159Windows NT 4.0160Windows 2000161Windows ME162About ATMP Tunnels163ATMP configuration163Allowing VPNs through a Firewall165PPTP example167ATMP example170Security173Suggested Security Measures173User Accounts173Protecting the Security Options screen174Protecting the configuration screens174Telnet Access175About Filters and Filter Sets176What’s a filter and what’s a filter set?176How filter sets work176Filter priority177How individual filters work178A filtering rule178Parts of a filter178Port numbers178Port number comparisons179Other filter attributes180Putting the parts together180Filtering example #1181Filtering example #2182Design guidelines182Disadvantages of filters182An approach to using filters183Working with IP Filters and Filter Sets183Adding a filter set184Naming a new filter set184Input and output filters—source and destination185Adding filters to a filter set185Viewing filters187Modifying filters187Deleting filters187Viewing filter sets187Modifying filter sets188Deleting a filter set188A sample IP filter set188Possible modifications190Firewall Tutorial191General firewall terms191Basic IP packet components192Basic protocol types192Example TCP/UDP Ports192Firewall design rules193Firewall Logic193Binary representation193Logical AND function194Implied rules194Established connections194Example IP filter set screen195Filter basics195Example network196Example filters196Example 1196Example 2197Example 3197Example 4198Example 5198LAN IP Filtersets199RADIUS Client Support202RADIUS client configuration202Warning alerts204Monitoring Tools207Quick View Status Overview207General status208Current status209Status lights209Statistics & Logs210Event Histories210WAN Event History211Device Event History211Voice Logs213Voice Log213Voice Accounting Log214IP Routing Table215Served IP Addresses216General Statistics217Physical Interface218Network Interface218System Information219SNMP219The SNMP Setup screen220Community strings220SNMP traps221Setting the IP trap receivers222Viewing IP trap receivers222Modifying IP trap receivers222Deleting IP trap receivers222Utilities and Diagnostics223Ping224Trace Route226Telnet Client227Disconnect Telnet Console Session228Factory Defaults228Transferring Configuration and Firmware Files with TFTP229Updating firmware229Downloading configuration files230Uploading configuration files231Transferring Configuration and Firmware Files with XMODEM232Updating firmware232Downloading configuration files233Uploading configuration files234Restarting the System234Part III: Appendixes235Troubleshooting237Configuration Problems237Console connection problems238Can’t see the configuration screens (nothing appears)238Junk characters appear on the screen238Characters are missing from some of the configuration screens238Network problems238Problems communicating with remote IP hosts238Local routing problems238How to Reset the Netopia 4741 to Factory Defaults239Power Outages239Technical Support240Before contacting Netopia240Environment profile240How to reach us240Online product information241FAX-Back241Understanding IP Addressing243What is IP?243About IP Addressing243Subnets and subnet masks244Subnet masks245Example: Using subnets on a Class C IP internet245Network configuration246Background247Example: Working with a Class C subnet247Distributing IP Addresses247Technical note on subnet masking248Configuration249DHCP address serving249Netopia 4741 DHCP server characteristics249MacIP serving250Manually distributing IP addresses250Using address serving250Serve dynamic WAN clients250Tips and rules for distributing IP addresses251A DHCP example252Nested IP Subnets253Broadcasts255Packet header types255Binary Conversion Table257Further Reading259Technical Specifications and Safety Information263Description263Power requirements263Environment263Software and protocols263Agency Approvals264North America264International264Regulatory notices264Declaration for Canadian users266Important Safety instructions267CAUTIONS267TELECOMMUNICATION INSTALLATION CAUTIONS267Netopia 4741 Specifications268Physical interface268WAN interface268LAN interface268Voice interfaces268Management interface268Data features268Routing268Protocols269Quality of service269Management269Hardware specifications270Voice features270POTS support270Voice quality270Voice feature support270Glossary271Index277Limited Warranty and Limitation of Remedies283Size: 1.84 MBPages: 284Language: EnglishOpen manual
