Netgear DG834 User's Manual
Contents
1. Chapter 2 Introduction This chapter describes the features of the NETGEAR DG834 ADSL Modem Router The DG834 ADSL Modem Router is a combination of a built in ADSL modem modem router 4 port switch and firewall which enables your entire network to safely share an Internet connection that otherwise would be used by a single computer Note If you are unfamiliar with networking and routing refer to Internet Networking and TCP IP Addressing in Appendix C to become more familiar with the terms and procedures used in this manual About the Modem Router The DG834 ADSL Modem Router provides continuous high speed 10 100 Ethernet access between your Ethernet devices With minimum setup you can install and use the modem router within minutes The DG834 ADSL Modem Router provides multiple Web content filtering options plus e mail alerts and logging Parents and network administrators can establish restricted access policies based on time of day Web site addresses and address keywords They can also share high speed ADSL Internet access for up to 253 personal computers The included firewall and Network Address Translation NAT features protect you from hackers The DG834 also supports Trend Micro Home Network Security a bundle of services that includes router based Parental Controls and network wide protection from viruses Trojans spyware spam and other Internet threats Introduction 2 1 v2 1 November 2005 Referen2. ce Manual for the ADSL Modem Router DG834 Key Features The DG834 ADSL Modem Router provides the following features A built in ADSL modem A powerful true firewall Easy Web based setup for installation and management Extensive Internet protocol support Trustworthy VPN Communications over the Internet VPN Wizard for easy VPN configuration Auto Sensing and Auto Uplink LAN Ethernet connections Content filtering Support for Trend Micro Home Network Security These features are discussed below A Powerful True Firewall Unlike simple Internet sharing NAT routers the DG834 is a true firewall using stateful packet inspection to defend against hacker attacks Its firewall features include Denial of Service DoS protection Automatically detects and thwarts Denial of Service DoS attacks such as Ping of Death SYN Flood LAND Attack and IP Spoofing Blocks unwanted traffic from the Internet to your LAN Blocks access from your LAN to Internet locations or services that you specify as off limits Logs security incidents The DG834 will log security events such as blocked incoming traffic port scans attacks and administrator logins You can configure the modem router to email the log to you at specified intervals You can also configure the modem router to send immediate alert messages to your email address or email pager whenever a significant event occurs 2 2 Introduction v2 1 November 2005 Reference Ma
3. e Internet port has detected a link with an attached device Blink Green Data is being transmitted or received by the Internet port On Green The Local port has detected a link with a 100 Mbps device Blink Green Data is being transmitted or received at 100 Mbps 4 LAN On Amber The Local port has detected a link with a 10 Mbps device Blink Amber Data is being transmitted or received at 10 Mbps Off No link is detected on this port Introduction 2 7 v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 The Router s Rear Panel The rear panel of the DG834 ADSL Modem Router Figure 2 2 contains port connections Figure 2 2 Viewed from left to right the rear panel contains the following elements 1 AC power adapter outlet 2 Four Local Ethernet RJ 45 LAN ports for connecting the firewall to the local computers 3 Factory Default Reset push button 4 RJ 11 ADSL port for connecting the firewall to an ADSL line 2 8 Introduction v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 Connecting the Router to the Internet To connect your DG834 ADSL Modem Router to the Internet refer to the on the ADSL Modem Router Resource CD or online as shown in the following table Table 2 1 Language URL Dutch http documentation netgear com dg834 nld 208 10011 01 English http documentation netgear com dg834 en
4. llows you to control access to Internet content by screening for keywords within Web addresses You can configure the modem router to log and report attempts to access objectionable Internet sites Trend Micro Home Network Security This service bundle from Trend Micro has three components Trend Micro dashboard This component is free for unlimited use From the dashboard you can Scan your computer and entire network for security vulnerabilities View individual computer and network wide security reports Introduction 2 5 v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 Detect and remove spyware View attempts to access content restricted by Parental Controls Purchase subscriptions for Parental Controls and Trend Micro Internet Security Trend Micro Internet Security You can install this program on up to 10 computers and try it free for 60 days Its features include Real time and scheduled scanning to remove viruses Trojans spyware and other Internet threats Personal firewall Network intruder detection Anti spam Router based Parental Controls This service restricts home network users from viewing inappropriate Web content It is free for 60 days and when you register your free trial of Trend Micro Internet Security your free use of Parental Controls is automatically extended to one year For instructions on activating these services refer to Trend Mic
5. nual for the ADSL Modem Router DG834 Easy Installation and Management You can install configure and operate the DG834 within minutes after connecting it to the network The following features simplify installation and management tasks Browser based management Browser based configuration allows you to easily configure your modem router from almost any type of personal computer such as Windows Macintosh or Linux A user friendly Setup Wizard is provided and online help documentation is built into the browser based Web Management Interface Smart Wizard A wizard built into the modem router automatically senses the type of Internet connection asking you only for the information required for your type of ISP account Remote management The modem router allows you to log in to the Web management interface from a remote location via the Internet For security you can limit remote management access to a specified remote IP address or range of addresses or you can choose a nonstandard port number Diagnostic functions The modem router incorporates built in diagnostic functions such as Ping DNS lookup and remote reboot These functions allow you to test Internet connectivity and reboot the modem router You can use these diagnostic functions directly from the DG834 when you are connected on the LAN or when you are connected over the Internet via the remote management function Visual monitoring The modem router s front panel LEDs p
6. r provides a secure encrypted connection between your local area network LAN and remote networks or clients It includes the following VPN features e Supports 8 VPN connections e Supports industry standard VPN protocols The DG834 ADSL Modem Router supports standard Manual or IKE keying methods standard MD5 and SHA 1 authentication methods and standard DES and 3DES encryption methods It is compatible with many other VPN products e Supports 3DES encryption for maximum security e VPN Wizard based on VPNC recommended settings Auto Sensing and Auto Uplink LAN Ethernet Connections With its internal 4 port 10 100 switch the DG834 can connect to either a 10 Mbps standard Ethernet network or a 100 Mbps Fast Ethernet network The local LAN ports are autosensing and capable of full duplex or half duplex operation The modem router incorporates Auto Uplink technology Each local Ethernet port will automatically sense whether the Ethernet cable plugged into the port should have a normal connection such as to a computer or an uplink connection such as to a switch or hub That port will then configure itself to the correct configuration This feature also eliminates the need to worry about crossover cables as Auto Uplink will accommodate either type of cable to make the right connection Content Filtering With its content filtering feature the DG834 prevents objectionable content from reaching your PCs The modem router a
7. ro Home Network Security on page 3 15 What s in the Box The product package should contain the following items DG834 ADSL Modem Router AC power adapter varies by region Category 5 Cat 5 Ethernet cable Telephone cable with RJ 11 connector Microfilters quantity and type vary by region ADSL Modem Router Resource CD including this guide A Printed Quick Installation Guide Warranty and Support Information Cards Two plastic feet that can be used to stand the DG834 ADSL Modem Router on end If any of the parts are incorrect missing or damaged contact your NETGEAR dealer Keep the carton including the original packing materials in case you need to return the product for repair 2 6 Introduction v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 The Modem Router s Front Panel The DG834 ADSL Modem Router front panel shown below contains status LEDs NETGEAR V ai Figure 2 1 You can use the LEDs to verify various conditions Table 2 1 lists and describes each LED on the front panel of the modem router These LEDs are green when lit Table 2 1 LED Descriptions Label Activity Description On Power is supplied to the modem router 1 Power of Power is not supplied to the modem router On The system is initializing 2 Test Off The system is ready and running Blink Amber Indicates ADSL training 3 Internet On Green Th
8. rovide an easy way to monitor its status and activity Flash erasable programmable read only memory EPROM for firmware upgrades Protocol Support The DG834 supports Transmission Control Protocol Internet Protocol TCP IP and Routing Information Protocol RIP Internet Networking and TCP IP Addressing in Appendix C provides further information on TCP IP The Ability to Enable or Disable IP Address Sharing by NAT The DG834 allows several networked PCs to share an Internet account using only a single IP address which may be statically or dynamically assigned by your Internet service provider ISP This technique known as Network Address Translation NAT allows the use of an inexpensive single user ISP account This feature can also be turned off completely while using the DG834 if you want to manage the IP address scheme yourself Introduction 2 3 v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 e Automatic Configuration of Attached PCs by DHCP The DG834 dynamically assigns network configuration information including IP modem router and domain name server DNS addresses to attached PCs on the LAN using the Dynamic Host Configuration Protocol DHCP This feature greatly simplifies configuration of PCs on your local network e DNS Proxy When DHCP is enabled and no DNS addresses are specified the modem router provides its own address as a DNS server to the attached PCs The modem router obtain
9. s actual DNS addresses from the ISP during connection setup and forwards DNS requests from the LAN e Classical IP RFC 1577 Some Internet service providers in Europe for example use Classical IP in their ADSL services In such cases the modem router is able to use the Classical IP address from the ISP e PPP over Ethernet PPPoE PPP over Ethernet is a protocol for connecting remote hosts to the Internet over an ADSL connection by simulating a dial up connection This feature eliminates the need to run a login program such as EnterNet or WinPOET on your computer e PPP over ATM PPPoA PPP over ATM is a protocol for connecting remote hosts to the Internet over an ADSL connection by simulating an ATM connection e Dynamic DNS Dynamic DNS services allow remote users to find your network using a domain name when your IP address is not permanently assigned The modem router contains a client that can connect to many popular Dynamic DNS services to register your dynamic IP address e Universal Plug and Play UPnP UPnP is a networking architecture that provides compatibility between networking technologies UPnP compliant routers provide broadband users at home and small businesses with a seamless way to participate in online games videoconferencing and other peer to peer services 2 4 Introduction v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 Virtual Private Networking VPN The DG834 ADSL Modem Route
10. u 208 10005 01 French http documentation netgear com dg834 fra 208 10006 01 German http documentation netgear com dg834 deu 208 10007 01 Italian http documentation netgear com dg834 ita 208 10008 01 Spanish http documentation netgear com dg834 esp 208 10009 01 Swedish http documentation netgear com dg834 sve 208 10010 01 Introduction 2 9 v2 1 November 2005 Reference Manual for the ADSL Modem Router DG834 2 10 v2 1 November 2005 Introduction
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