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www .zyxel.com www .zyxel.com NBG-417N Wireless N-lite Home Router Copyright © 2009 ZyXEL Communications Corporation Firmware V ersion 1.0 Edition 2, 4/2009 Default Login Details IP Address http://192.
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About This User's Guide NBG-417N User’s Guide 3 About This User's Guide Intended Audience This manual is intended for people who w ant to configure the NBG-417N using the W eb Configurator . Y ou sh ould have at least a basic knowledge of T CP/IP networking concepts and topology .
About This User's Guide NBG-417N User’s Guide 4 Documentation Feedback Send your comments, questions or su ggestions to: techwriters@zyxel.com.tw Thank you! The T echnical W riting T eam, Zy XEL Communications Corp. , 6 Innovat ion Road II, Science-Based Industrial P ark, Hsinchu, 30099, T aiwan.
About This User's Guide NBG-417N User’s Guide 5 Customer Support Should problems arise that cannot be solved by the methods listed above, you shou ld con tact yo ur ven dor . If you cann ot co ntac t your ve ndor , the n con tact a Z yXEL office fo r the region in wh ich you bought the de vice.
Document Conventions NBG-417N User’s Guide 6 Document Conventions W arnings and Notes These are how warnings and notes are shown in this User’ s Guide.
Document Conventions NBG-417N User’s Guide 7 Icons Used in Figures Figures in this User’ s Guide ma y use the following generic icons. The NBG-417N icon is not an exact represent ation of your device.
Safety Warnings NBG-417N User’s Guide 8 Safety Warnings • Do NO T use this product near water , for exam ple, in a wet basement or n ear a swimming pool. • Do NO T expose your device to dampness, dust or corrosive liquids. • Do NO T store things on the device.
Contents Overview NBG-417N User’s Guide 9 Contents Overview Introduction .......................................... ..................................................... ................... .......... 19 Getting to Know Y our NBG-417N ..............
Contents Overview NBG-417N User’s Guide 10.
Table of Contents NBG-417N User’s Guide 11 Table of Contents About This User's Guide ..................................................... ................................................... .. 3 Document Conventions............................
Table of Contents NBG-417N User’s Guide 12 4.1 Wizard Setup ...... ............. ................ ................ ............. ................ ............. ................ . ......... 39 4.2 Connection Wizard: STEP 1: Sys tem Information .. ...
Table of Contents NBG-417N User’s Guide 13 Part II: Network ....................... .................................... ............................ 73 Chapter 7 Wireless LAN ........................................................................ .
Table of Contents NBG-417N User’s Guide 14 Chapter 10 DHCP Server............................... ..................................................................................... ...... 1 1 1 10.1 Overview ........... ................ ..........
Table of Contents NBG-417N User’s Guide 15 13.3.1 What is a Firewall? .. ................ ................ ............. ................ ............. ................ ..... 134 13.3.2 S t ateful Inspection Firewall ............... ... ............
Table of Contents NBG-417N User’s Guide 16 17.2 What Y o u Can Do in the Remote Managem ent Screens .. ................ ............. ................ . 159 17.3 What Y ou Need T o Know About Remote Ma nagement ..... ................ ............. .
Table of Contents NBG-417N User’s Guide 17 21.5 Restart Screen .. .......... ... ................ ............. ................ ............. ................ ............. ..... ...... 190 Chapter 22 Sys OP Mode ...................................
Table of Contents NBG-417N User’s Guide 18.
19 P ART I Introduction Getting to Know Y our NBG-417N (21) The WPS Button (25) Introducing the W eb Configur ator (27) Connection Wizard (39) AP Mode (53) Tu t o r i a l s ( 6 1 ).
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NBG-417N User’s Guide 21 C HAPTER 1 Getting to Know Your NBG-417N 1.1 Overview This chapter introduces the main feat ures and applications of the NBG-417N. The NBG-417N extends the r ange of yo ur existing wired network without additional wiring, pro viding easy network access to mobile users.
Chapter 1 Getting to Know Your NBG-417N NBG-417N User’s Guide 22 1.3 W ays to Manage the NBG-417N Use any of the fol lowing meth ods to manage the NBG-417N. • WPS (Wi-Fi Protected Setup). Y ou can us e the WPS button or the WPS section of the W eb Configurator to set up a wireless network with your Z yXEL Device.
Chapter 1 Getting to Know Your NBG-417N NBG-417N User’s Guide 23 The following table describes t he LEDs and the WPS button. T able 1 Front Panel LEDs and WPS Button LED COLOR STATUS DESCRIPTION POWER Green On The NBG-417N is receiving power and functioning properly .
Chapter 1 Getting to Know Your NBG-417N NBG-417N User’s Guide 24.
NBG-417N User’s Guide 25 C HAPTER 2 The WPS Button 2.1 Overview Y our NBG-417N supports WiFi Protected Setup (WPS), which is an easy wa y to set up a secure wireless network.
Chapter 2 The WPS Button NBG-417N User’s Guide 26.
NBG-417N User’s Guide 27 C HAPTER 3 Introducing the Web Configurator This chapter describes how to ac cess the NBG-417N W eb Configurator and provides an ov erview of its screens.
Chapter 3 Introducing the Web Configur ator NBG-417N User’s Guide 28 Y our computer must be in the same su bnet in order to access this website address. 4 T ype "1234" (default) as the password and click Login . In some vers ions, the default p assword appears a utomati cally - if this is th e case, cli ck Login .
Chapter 3 Introducing the Web Configurator NBG-417N User’s Guide 29 • Select a language to go to the basic W eb Configur ator in that language. T o change to the adv anc ed configur ator see Chapter 23 on p age 195 . Figure 4 Selecting the set up mode 3.
Chapter 3 Introducing the Web Configur ator NBG-417N User’s Guide 30 3.5 The S t atus Screen in Router Mode Click on Status . The screen below shows the status screen in Router Mode . (For information on the st atus screen in AP Mode see Chapter 5 on page 54 .
Chapter 3 Introducing the Web Configurator NBG-417N User’s Guide 31 The following table describes t he labels shown in the Status screen. T able 3 Web Configu rator Status Screen LABEL DESCRIPTION Device Information System Name This is the System Name you enter in th e Maintenance > System > General screen.
Chapter 3 Introducing the Web Configur ator NBG-417N User’s Guide 32 3.5.1 Navigation Panel Use the sub-menus on the navi gation panel to configure NBG-417N features. The following table describes t he sub-menus. - Firewall This shows whether the firewall is active or not.
Chapter 3 Introducing the Web Configurator NBG-417N User’s Guide 33 Wireless LAN Gener al Use this screen to configure wireless LAN. MAC Filter Use the MAC filter screen to configure the NBG-417N to block access to devices or block the devices from accessing the NBG-417N.
Chapter 3 Introducing the Web Configur ator NBG-417N User’s Guide 34 3.5.2 Summary: DHCP T able DHCP (Dynamic Host Configur ation Protocol , RFC 2131 and RFC 2132) allows individual clients to obtai n TCP/IP config uration at start -up from a server .
Chapter 3 Introducing the Web Configurator NBG-417N User’s Guide 35 The following table describes t he labels in this screen. 3.5.3 Summary: Packet S t atistics Click the Packet Statistics (Details...) hyperlink in the Status screen. Read- only information here includes port status, packet specific statisti cs and the "system up time".
Chapter 3 Introducing the Web Configur ator NBG-417N User’s Guide 36 The following table describes t he labels in this screen. 3.5.4 Summary: WLAN S t ation S t atus Click the WLAN Station Status (Details...) hy p er lin k in th e Status screen. View the wireless stations that are currently associated to the NBG-417N in the Association List .
Chapter 3 Introducing the Web Configurator NBG-417N User’s Guide 37 The following table describes t he labels in this screen. T able 7 Summary: Wireless Association List LABEL DESCRIPTION # This is the index number of an associated wireless station.
Chapter 3 Introducing the Web Configur ator NBG-417N User’s Guide 38.
NBG-417N User’s Guide 39 C HAPTER 4 Connection Wizard This chapter provides information on the wizard setup screens in the W eb Configurator . 4.1 Wizard Setup The W eb Configur ator’s wizard setup helps y ou configure your device to access the Internet.
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 40 2 Choose a language by clicking on the lang uage’ s button. The screen will update. Click the Next button to proceed to the next screen. Figure 10 Select a Language 3 Read the on-screen information and click Next .
Chapter 4 Connection Wizar d NBG-417N User’s Guide 41 • In Windows XP , click Start , My Computer , View system information and then clic k the Computer Name tab. Note the entry in t he Full computer name field and enter it as the NBG-417N System Name .
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 42 4.3 Connection Wizard: STEP 2: W ireless LAN Set up your wireless LAN using the following sc reen. Figure 13 Wizard S tep 2: Wireless LAN The following table describes t he labels in this screen.
Chapter 4 Connection Wizar d NBG-417N User’s Guide 43 Note: The wireless stations and NBG-417N must u se the same SSID, channel ID, WP A-PSK (if WP A-PSK is enabled) or WP A2-PSK (if WP A2-PSK is enabled) for wireless communication .
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 44 This wizard screen v aries according to the connection t ype that you select. Figure 15 Wizard S tep 3: ISP Parameters. The following table describes t he labels in this screen, 4.4.1 Ethernet Connection Choose Ethernet when the WAN port is used as a regular Ethernet.
Chapter 4 Connection Wizar d NBG-417N User’s Guide 45 personal computer intera cts with a broadband modem (for example DSL, cable, wireless, etc.) to achiev e access to high-speed data networks. For the service provider , PPPoE offers an access and authentica ti on method that works with existing access control sys tems (for instance, RADIUS).
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 46 4.4.3 PPTP Connection P oint-to-P oint T unneling Protocol (PPTP) is a network protocol that enables transfers of data from a remote client to a priv ate server , creating a Virtual Private Network (VPN) using T CP/IP-based network s.
Chapter 4 Connection Wizar d NBG-417N User’s Guide 47 4.4.4 Y our IP Address The following wizard screen allows y ou to assign a fixed IP add ress or give the NBG-417N an automatically assigned IP address depending on your ISP .
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 48 4.4.5 W AN IP Address Assignment Every computer on the Internet must have a unique IP address. If your networks are isolated from the Intern et, for instance, only between your two b ranch offices, you can assign an y IP addresses to the hosts without problems.
Chapter 4 Connection Wizar d NBG-417N User’s Guide 49 Onc e you have d eci de d on the net wor k nu mbe r , pic k an IP a ddr ess tha t is eas y to remember , for instance, 192.168.1.1, for y o ur NBG-417N, but make sure that no other device on your network is using t hat IP address.
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 50 4.4.8 W AN IP and DNS Server Address Assignment The following wizard screen allows you to assign a fixed W AN IP address and DNS server addresses.
Chapter 4 Connection Wizar d NBG-417N User’s Guide 51 4.4.9 W AN MAC Address Every Ethernet dev ice has a unique MAC (Media Access Cont rol) address. The MAC address is assigned at the factory and consists of six pairs of hexadecimal characters, for example, 00:A0:C5:00:00:02.
Chapter 4 Conn ection Wizard NBG-417N User’s Guide 52 4.5 Connection Wizard Complete Click Finish to complete the wizard setup. Figure 22 Connection Wizard Complete W ell done! Y ou have successfully set up your NBG-417N to oper ate on your network and access the Internet.
NBG-417N User’s Guide 53 C HAPTER 5 AP Mode This chapter discusses how to configure setti ngs while your NBG-417N is set to AP Mode . Many screens that are av ailable in Router Mode are not av ailable in AP Mode . Note: See Chapter 6 on page 61 fo r an example of setting up a wireless network in AP mode.
Chapter 5 AP Mode NBG-417N User’s Guide 54 2 T o set your NBG-417N to AP Mode , go to Maintenance > S ys OP Mode > General and select Access Point. Figure 24 Maintenance > Sys OP Mode > General 3 A pop-up appears providing information on this mode.
Chapter 5 AP Mode NBG-417N User’s Guide 55 The following table describes t he labels shown in the Status screen. T able 19 Web Configurator Sta tus Screen LABEL DESCRIPTION Device Information System Name This is the System Name you enter in th e Maintenance > System > General screen.
Chapter 5 AP Mode NBG-417N User’s Guide 56 5.3.1 Navigation Panel Use the menu in the navigation pane l to configure NBG-417N features in AP Mode . The following screen and tabl e show the features you can configure in AP Mode . Figure 26 Menu: AP Mode The following table describes t he sub-menus.
Chapter 5 AP Mode NBG-417N User’s Guide 57 5.4 Configuring Y our Settings 5.4.1 LAN Settings Use this section to configure your LAN settings while in AP Mode . Click Networ k > LAN to see the screen below . Wireless LAN Gener al Use this screen to configure wireless LAN.
Chapter 5 AP Mode NBG-417N User’s Guide 58 Note: If you change the IP addr ess of the NBG-417N in the screen below , you will need to log into the NBG-417N again usin g the new IP address. Figure 27 Network > LAN > IP The table below describes the labels in the screen.
Chapter 5 AP Mode NBG-417N User’s Guide 59 5.5 Logging in to the W eb Configurator in AP Mode 1 Connect your computer to the LAN port of the NBG-417N. 2 The default IP address of the NBG-417N i s “192.168.1.2” . In this case, your computer must have an IP address in the r ange between “192.
Chapter 5 AP Mode NBG-417N User’s Guide 60.
NBG-417N User’s Guide 61 C HAPTER 6 Tutorials This chapter provides tutorials on wi reless configur ations y our NBG-417N. 6.1 How to Connect to the Internet from an AP This section giv es you an example of how to set up an access point ( AP ) and wireless client (a notebook ( B ), in this example) for wireless communication.
Chapter 6 Tutorials NBG-417N User’s Guide 62 • PIN Configuration - create a secure wireless network simply by entering a wireless client's PIN (P ersonal Identificati on Number) in the NBG-417N’ s interface. S ee Section 6.2.2 on page 63 . This i s the more secure method, since one device can authenticate the other .
Chapter 6 Tutorials NBG-417N User’s Guide 63 The following figure shows y ou an example to set up wireless network and securit y by pressing a button on both NBG-417N an d wireless client (the NWD210N i n this example). Figure 29 Example WPS Process: PBC Method 6.
Chapter 6 Tutorials NBG-417N User’s Guide 64 The following figure shows y ou the example to set up wireless network and security on NBG-417N and wireless client (ex.
Chapter 6 Tutorials NBG-417N User’s Guide 65 6.3 Enable and Configure Wireless Security without WPS on your NBG-417N This example shows you how to configure wireless security settings with the following parameters on y our NBG-417N. Fol low the steps below to configure the wireless set tings on your NBG-417N.
Chapter 6 Tutorials NBG-417N User’s Guide 66 5 Open the Status s creen. V erify y our wireless and wireless s ecurity settings under Device Information and check if the WLAN connection is up under Interface Status . Figure 32 T utorial: S tatus Screen 6.
Chapter 6 Tutorials NBG-417N User’s Guide 67 4 Select SSID_Example3 and click Connect . Figure 33 Connecting a Wireless Client to a Wireless Network t 5 Select WP A-PSK and type the securit y key in the following screen. Click Next . Figure 34 Security Settings 6 The Confirm Sav e window appears.
Chapter 6 Tutorials NBG-417N User’s Guide 68 7 Check the status of your wireless connection in the screen below . If your wireless connection is weak or you have no conn ection, see the T roubleshooting section of this User’s Guide. Figure 36 Link S tatus If your connection is successful, open your Internet browser and enter http:// www .
Chapter 6 Tutorials NBG-417N User’s Guide 69 In the following screen, you set the priorities for V oIP and e-mail. Figure 37 T utorial: Priority Queue Click Enable for the V oIP (SIP) serv ice and set priority to High . Do the same for E-mail. F or the rest of the applications, click Enable if you need these services and set the priority to Low .
Chapter 6 Tutorials NBG-417N User’s Guide 70 T o add the MSN Messenger service in the Priority Queue : 1 Click Enable in one of the fields for addi tional services. 2 Add MSN as the service name. 3 Set the priority for this to High . 4 For the port, choose TCP from the drop-down menu and enter 1863 in the Specific Port field.
Chapter 6 Tutorials NBG-417N User’s Guide 71 Enter the foll owing values for each se rvice you want to add. For this tuto rial, you need to add each of the following service (see table below) and click Apply . After adding these services, go to Management > Bandwidth MGMT > Advanced and check if you hav e the correct values.
Chapter 6 Tutorials NBG-417N User’s Guide 72.
73 P ART II Network Wireless LAN (75) WAN (95) LAN (107) DHCP Server (111) Network Address T r anslation (NA T) (117) Dynamic DNS (127).
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NBG-417N User’s Guide 75 C HAPTER 7 Wireless LAN 7.1 Overview This chapter discusses how to configure th e wireles s network settings in your NBG-417N. See the appendices for more detailed information about wireless networks. The following figure provides an example of a wireless network.
Chapter 7 Wireless LAN NBG-417N User’s Guide 76 7.2 What Y ou Can Do In the Wireless LAN Screen •U s e t h e General screen ( Section 7.4 on page 79 ) to enable the Wireless LAN, enter the S SID and select the wireless security mode. •U s e t h e MAC Filter screen ( Section 7.
Chapter 7 Wireless LAN NBG-417N User’s Guide 77 In addition, you should change the default SSID to something th at is difficu lt to guess. This type of sec urity is fairly weak, howev er , because there are ways for unauthorized devices to g et the SSID.
Chapter 7 Wireless LAN NBG-417N User’s Guide 78 Local user databases also hav e an addition al l imitation that is explained i n the next section. 7.3.1.4 Encryption Wireless networks can us e encryption to protect th e information that is sent in t he wireless network.
Chapter 7 Wireless LAN NBG-417N User’s Guide 79 Many types of encrypti on use a key to prot ect the i nformatio n in the w ireless network. The longer the key , the stronger the encryption. Ev ery wireles s client in the wireless network must have the same key .
Chapter 7 Wireless LAN NBG-417N User’s Guide 80 The following table describes t he genera l wireless L AN labels in this screen. See the rest of this chapter for informat ion on the other labels in this screen. 7.4.1 No Security Select No Security to allow wireless stations to communicate with the access points without any data encrypti on.
Chapter 7 Wireless LAN NBG-417N User’s Guide 81 Note: If you do not enable an y wireless security on your NBG-417 N, your network is accessible to any wireless networ king de vice that is within range. Figure 43 Network > Wireless LAN > General: No Security The following table describes t he labels in this screen.
Chapter 7 Wireless LAN NBG-417N User’s Guide 82 In order to configure and enable WEP encr yption; click Network > Wireless LAN to display the General screen.
Chapter 7 Wireless LAN NBG-417N User’s Guide 83 7.4.3 WP A-PSK/WP A2-PSK Click Networ k > Wireless LAN to display the General screen. Select WPA-PSK or WPA2-PSK from the Security Mode list. Figure 45 Network > Wireless LAN > General: WP A-PSK/WP A2-PSK Hex Select this option in order to enter hexadecimal characters as a WEP key .
Chapter 7 Wireless LAN NBG-417N User’s Guide 84 The following table describes t he labels in this screen. 7.5 MAC Filter The MAC filter screen allows you to co nfigure the NBG-417N to giv e exclusiv e access to up to 16 devi ces (Allow) or ex clude up to 16 devices from accessing the NBG-417N (Deny).
Chapter 7 Wireless LAN NBG-417N User’s Guide 85 T o change your NBG-417N’ s MAC filter settings, click Network > Wireless LAN > MAC Filter . The screen appears as shown. Figure 46 Network > Wireless LAN > MAC Filter The following table describes t he labels in this menu.
Chapter 7 Wireless LAN NBG-417N User’s Guide 86 7.6 Wireless LAN Advanced Screen Click Netw ork > Wireless LAN > Advanced . The screen appears as shown. Figure 47 Network > Wireless LAN > Advanced The following table describes t he labels in this screen.
Chapter 7 Wireless LAN NBG-417N User’s Guide 87 7.7 Quality of Service (QoS) Screen The QoS screen allows you to automatically giv e a service (such as e-mail, V oIP or FTP) a priority level. CTS Protection When set to None , the NBG-417N protects wireless communication against interference.
Chapter 7 Wireless LAN NBG-417N User’s Guide 88 Click Netw ork > Wireless LAN > QoS . The following screen appears. Figure 48 Network > Wireless LAN > QoS The following table describes t he labels in this screen.
Chapter 7 Wireless LAN NBG-417N User’s Guide 89 7.7.1 Application Priority Configuration Use this screen to edit a WMM QoS applic ation entry . Click the edit icon under Modify .
Chapter 7 Wireless LAN NBG-417N User’s Guide 90 Service The following is a description of the applications you can prioritize with WMM QoS. Select a service from the drop-down list box. • E-Mail Electronic mail consists of messages sent through a computer network to specific groups or individuals.
Chapter 7 Wireless LAN NBG-417N User’s Guide 91 7.8 WPS Screen Use this screen to enable/disable WPS, view or generate a new PIN number and check current WPS status. T o open this screen, click Network > Wireless LAN > WPS tab. Figure 50 WPS The following table describes t he labels in this screen.
Chapter 7 Wireless LAN NBG-417N User’s Guide 92 7.9 WPS S t ation Screen Use this screen when y ou want to add a wireless station using WPS . T o open this screen, click Network > Wireless LAN > WPS Station tab .
Chapter 7 Wireless LAN NBG-417N User’s Guide 93 on or off on certain days and at cert ain times. T o open this screen, click Net work > Wireless LAN > Scheduling tab. Figure 52 Scheduling The following table describes t he labels in this screen.
Chapter 7 Wireless LAN NBG-417N User’s Guide 94.
NBG-417N User’s Guide 95 C HAPTER 8 WAN 8.1 Overview This chapter discusses the NBG-417N’ s WAN screens. Use these screens to configure your NBG-417N for Internet access. A WAN (Wide Area Network) connection is an outside connection to another network or the Internet.
Chapter 8 WAN NBG-417N User’s Guide 96 8.3 What Y ou Need T o Know About W AN The info rmation in this sec tion ca n help you configure the screens for your WAN connection, as well as enable/disable so me advanced features of your NBG-417N.
Chapter 8 WAN NBG-417N User’s Guide 97 W AN MAC Address The MAC address screen allows users to configure the W AN port's MAC address by either using the factory default or clon ing the MAC address from a computer on your LAN. Choose Factory Default to select the factory a ssigned defau lt MAC Address.
Chapter 8 WAN NBG-417N User’s Guide 98 8.3.3 NetBIOS over TCP/IP NetBIOS (Network Basic Input/Output S ystem) are TCP or UDP broadcast packets that enable a computer to connect to and communicate with a LAN. F or some dial- up services su ch as PPPoE or PPTP , NetBIO S packets cause u nwanted calls.
Chapter 8 WAN NBG-417N User’s Guide 99 8.4 Internet Connection Use this screen to change y our NBG- 417N’ s Internet access set tings. Click Network > WAN . The screen differs according to the encaps ulation you choose. 8.4.1 Ethernet Encap sulation This screen displays when y ou select Ethernet encapsulation.
Chapter 8 WAN NBG-417N User’s Guide 100 8.4.2 PPPoE Encap sulation The NBG-417N supports PPP oE (P oint- to-Po int Protocol o ver Ethernet). PPPoE is an IETF standard (RFC 2516) specif ying how a personal computer (PC) inter acts with a broadband modem (DSL, cabl e, wireless, etc.
Chapter 8 WAN NBG-417N User’s Guide 101 One of the benefits of PPP oE is the ability to let you access one of multiple network services, a funct ion known as dynamic serv ice selection. This enables the service provider to easily create and offe r new IP services for individuals.
Chapter 8 WAN NBG-417N User’s Guide 102 8.4.3 PPTP Encap sulation P oint-to-P oint T unn eling Prot ocol (PPTP) is a network p r otocol that enables secure transfer of data from a remote client to a private server , creating a Virtual Private Network (VPN) using T CP/IP-based network s.
Chapter 8 WAN NBG-417N User’s Guide 103 This screen displays when y ou select PPTP encapsulation. Figure 58 Network > W AN > Internet Connection: PPTP Encapsulation The following table describes t he labels in this screen.
Chapter 8 WAN NBG-417N User’s Guide 104 P assword T ype the password associated with the User Name above. Re type to Confirm T yp e you r p ass wor d ag ai n to make sur e t hat you h ave en te re d is correctly . Nailed-up Connection Select Nailed-Up Connection if you do no t want the connection to time out.
Chapter 8 WAN NBG-417N User’s Guide 105 8.5 Advanced W AN Screen Use this screen to enable Multicast , allow Windows Networking and enable Auto-bridge . Note: The three categories shown in this screen are indepen dent of each other . T o change your NBG-417N’s advanced W AN settings, click Netw ork > WAN > Advanced .
Chapter 8 WAN NBG-417N User’s Guide 106 The following table describes t he labels in this screen. T able 37 WAN > Advanced LABEL DESCRIPTION Multicast Setup Multicast Check this to enable multicasting. This applies to traffic routed from the W AN to the LAN.
NBG-417N User’s Guide 107 C HAPTER 9 LAN 9.1 Overview This chapter describes how to configure LAN setti ngs. A Local Area Network (LAN) is a shared communicat ion system to which many computers are attached. A LAN is a computer network limited to the immediate area, usually the same building or floor of a building.
Chapter 9 LAN NBG-417N User’s Guide 108 9.3 What Y ou Need T o Know About LAN The actual physical connection determ ines whether the NBG-417N ports are LAN or W AN ports. There are two se parate IP networks, one insi de the LAN ne twork and the other outside the WAN network as shown next.
Chapter 9 LAN NBG-417N User’s Guide 109 9.4 LAN IP Screen Use this screen to change y our basic LAN settings. Cl ick Network > LAN . Figure 61 Network > LAN > IP The following table describes t he labels in this screen.
Chapter 9 LAN NBG-417N User’s Guide 11 0.
NBG-417N User’s Guide 111 C HAPTER 10 DHCP Server 10.1 Overview DHCP (Dynamic Host Configur ation Protocol , RFC 2131 and RFC 2132) allows individual clients to obtai n TCP/IP config uration at start -up from a server . Y ou can configure the NBG-417N’ s LAN as a DHCP serv er or disable it.
Chapter 10 DHCP Server NBG-417N User’s Guide 11 2 10.4 General Screen Use this screen to enable the DHCP server . Click Network > DHCP S erver . The following screen displays. Figure 62 Network > DHCP Server > General The following table describes t he labels in this screen.
Chapter 10 DHCP Server NBG-417N User’s Guide 11 3 T o chang e your NBG-41 7N’ s static DHC P settin gs, click Network > DHCP Server > Advanced . The following scre en displays. Figure 63 Network > DHCP Server > Advanced The following table describes t he labels in this screen.
Chapter 10 DHCP Server NBG-417N User’s Guide 11 4 10.6 Client List Screen The DHCP table shows current DHCP client information (including IP Address , Host Name and MAC Address ) of network clients us ing the NBG-417N’ s DHCP servers. Configure this screen to always assig n an IP address to a MAC address (and host name).
Chapter 10 DHCP Server NBG-417N User’s Guide 11 5 The following screen displays. Figure 64 Network > DHCP Server > Client List The following table describes t he labels in this screen. T able 41 Network > DHCP Server > Client List LABEL DESCRIPTION # This is the index number of the host computer .
Chapter 10 DHCP Server NBG-417N User’s Guide 11 6.
NBG-417N User’s Guide 11 7 C HAPTER 11 Network Address Translation (NAT) 1 1.1 Overview NA T (Network Ad dress T ranslation - NA T , RFC 1631) is the tr anslation of the IP address of a host in a packet.
Chapter 11 Network Addr ess Translation (NAT) NBG-417N User’s Guide 11 8 Note: Y ou must create a firewall rule in addition to sett ing up NA T , to allow traffic from the W AN to be forwarded thro ugh the NBG-417N. 1 1.2 What Y ou Can Do in the NA T Screens •U s e t h e General ( Section 11.
Chapter 11 N etwork A ddress Trans lation (NAT) NBG-417N User’s Guide 11 9 IP address of the same inside host when t he packet is on the W AN side. The following table summarizes this information. Note: NA T never changes the IP address ( eit her local or global) of an outside host.
Chapter 11 Network Addr ess Translation (NAT) NBG-417N User’s Guide 120 so incoming reply packets can have their original v alues restored. The f ollowing figure illustr ates this. Figure 66 How NA T W orks 1 1.4 General NA T Screen Use this screen to enable NA T and set a default serv er .
Chapter 11 N etwork A ddress Trans lation (NAT) NBG-417N User’s Guide 121 1 1.5 NA T Application Screen Port forwarding allows you to define the local servers to which the incoming services will be forwarded. T o change your NBG-417N’ s port forwarding settings, click Network > NAT > Application .
Chapter 11 Network Addr ess Translation (NAT) NBG-417N User’s Guide 122 The following table describes t he labels in this screen. T able 44 NA T Application LABEL DESCRIPTION Add Application Rule Active Select the check box to enable this rule and the requested service can be forwarded to the host with a specified internal IP address.
Chapter 11 N etwork A ddress Trans lation (NAT) NBG-417N User’s Guide 123 1 1.6 NA T Advanced Screen T o change your NBG-417N’ s trigger port settings, click Network > NAT > Advanced . The screen appears as shown. Note: Only one LAN computer can use a trigger port (range) at a time.
Chapter 11 Network Addr ess Translation (NAT) NBG-417N User’s Guide 124 1 1.7 T echnical Reference The following section contains additional technical information about the NBG- 417N features described in this chapter .
Chapter 11 N etwork A ddress Trans lation (NAT) NBG-417N User’s Guide 125 address of 192.168.1.35 to a t hird ( C in the example). Y ou assign the LAN IP addresses and the ISP assigns the WAN IP address. The NA T network appears as a single host on the In ternet.
Chapter 11 Network Addr ess Translation (NAT) NBG-417N User’s Guide 126 1 1.9.1 T rigger Port Forwarding Example The following is an example of t rigger port forwarding. Figure 71 T rigger Port Forwarding Process: Example 1 Jane requests a file from the R eal Audio server ( port 7070).
NBG-417N User’s Guide 127 C HAPTER 12 Dynamic DNS 12.1 Overview Dynamic DNS (DDNS) services let you use a domain name with a dynamic IP address. 12.2 What Y ou Can Do in the DDNS Screen Use the Dynamic DNS screen ( Section 12.4 on page 128 ) to enable DDNS and configure the DDNS settings on the NBG-417N.
Chapter 12 Dynam ic DNS NBG-417N User’s Guide 128 12.4 Dynamic DNS Screen T o change your NBG-417N’ s DDNS, click Network > DDNS . The screen appears as shown.
Chapter 12 Dynamic D NS NBG-417N User’s Guide 129 Enable off line optio n This option is av ailable when CustomDNS is selected in the DDNS Type field. Check with your Dynamic DNS service provider to have traffic redirected to a URL (that you can specify) while you are off line.
Chapter 12 Dynam ic DNS NBG-417N User’s Guide 130.
131 P ART III Security Firewall (133) Content Filtering (139).
132.
NBG-417N User’s Guide 133 C HAPTER 13 Firewall 13.1 Overview Use these screens to enable and configure the firewal l that protects your NBG- 417N and your LAN from unwanted or malicious traffic. Enable the firew all to protect your LAN co mput ers from attacks by hackers on the Internet and control access between the LAN and W AN.
Chapter 13 Firewall NBG-417N User’s Guide 134 •U s e t h e Services screen ( Section 13.5 on page 136 ) screen enable service blocking, enter/delete/modify the services y ou want to block and the date/time you want to block th em.
Chapter 13 Firewall NBG-417N User’s Guide 135 The NBG-417N is installed between t he LAN and a broadband modem connecting to the Interne t. This allows it to act as a secure gateway for all data passi ng between the Internet and the LAN.
Chapter 13 Firewall NBG-417N User’s Guide 136 13.4 General Firewall Screen Use this screen to enable or disable th e NBG-417N’ s firewall, and set up fi rewall logs. C lick Security > Firewall to open the General screen. Figure 74 Security > Firewall > General l The following table describes t he labels in this screen.
Chapter 13 Firewall NBG-417N User’s Guide 137 Click Security > Firewall > Services . The screen appears as shown next. Figure 75 Security > Firewall > Services l The following table describes t he labels in this screen.
Chapter 13 Firewall NBG-417N User’s Guide 138.
NBG-417N User’s Guide 139 C HAPTER 14 Content Filtering 14.1 Overview This chapter provides a brief overview of content filtering using the embedded web GUI. Internet content filtering allows you to cr eate and enforce Internet access policies tailored to your needs.
Chapter 14 Content Filtering NBG-417N User’s Guide 140 Restrict Web Features The NBG-417N can disable web proxies and block web features such as ActiveX controls, Java applets and cook ies. Keyword Blocking URL Checking The NBG-417N checks the URL ’ s domain na me (or IP address) and file path separately when performing k eyword blocking.
Chapter 14 Con tent Filter ing NBG-417N User’s Guide 141 14.4 Filter Screen Use this screen to restrict web features, add keywords f or blocking and designate a trusted com puter .
Chapter 14 Content Filtering NBG-417N User’s Guide 142 14.5 T echnical Reference The following section contains additional technical information about the NBG- 417N features described in this chapter .
Chapter 14 Con tent Filter ing NBG-417N User’s Guide 143 For example, filename URL checking se arches for keywords wi thin the URL www .zyxel.com.tw/news/pressroom.php . Use the ip urlfilter customize actionFlags 8 [disable | enable] command to extend (or not extend ) the ke yword blocking search to include the URL's complete filename.
Chapter 14 Content Filtering NBG-417N User’s Guide 144.
145 P ART IV Management Static R oute (147) Re mote Management (159) Universal Plug-and-Pla y (UPnP) (163).
146.
NBG-417N User’s Guide 147 C HAPTER 15 Static Route 15.1 Overview This chapter shows you how t o config ure static routes for your NBG-417N. The NBG-417N usually uses th e default gatew ay to route outbound tr affic from computers on the LAN to the Internet.
Chapter 15 Static Rou te NBG-417N User’s Guide 148 15.2 What Y ou Can Do in the IP S t atic Route Screens •U s e t h e IP Static Route screen ( Section 15.3 on page 148 ) to view existing static route rules. •U s e t h e Sta tic Route Setup screen ( Section 15.
Chapter 15 Static Route NBG-417N User’s Guide 149 15.3.1 S t atic Route Setup Screen T o edit a static route, click the edit icon under Modify . The following screen displays.
Chapter 15 Static Rou te NBG-417N User’s Guide 150 Metric Metric represents the “cost” of transmission for routing purposes. IP routing uses hop count as the measurement of cost, with a minimum of 1 for directly connected networks. Enter a n umber that approximates the cost for this link.
NBG-417N User’s Guide 151 C HAPTER 16 Bandwidth Management 16.1 Overview This chapter contains information about configuring bandwidth management and editing rules. Z yXEL ’s Bandwidth Management allows you t o specify bandwidth management rules based on an application.
Chapter 16 Bandwid th Manageme nt NBG-417N User’s Guide 152 16.3 What Y ou Need T o Know About Bandwid th Management Y ou can limit an application’ s uplink or downlink bandwidth. This limit k eeps the traffic from using up too much of the out -going interface’ s bandwidt h.
Chapter 16 Bandwidth Management NBG-417N User’s Guide 153 The following table describes t he labels in this screen. 16.5 Bandwid th Management Advanced Configuration Use this screen to configure bandwidth managements rule for the pre-defi ned services or applications.
Chapter 16 Bandwid th Manageme nt NBG-417N User’s Guide 154 Click Management > Bandwidth MGMT > Advanced to open the bandwidth management Advanced screen. Figure 82 Management > Bandwid th MGMT > Advanced The following table describes t he labels in this screen.
Chapter 16 Bandwidth Management NBG-417N User’s Guide 155 16.5.1 Priority Levels T raffic with a higher priority gets th rough fa ster while tr affic wi th a lower priorit y is dropped if the network is congested. The following describes the p riorities that you can apply to traffic that the NBG- 417N forwards out through an interface.
Chapter 16 Bandwid th Manageme nt NBG-417N User’s Guide 156 • High - T ypically used for voice tr affic or video that is especiall y sensitive to jitter (jitter is th e variations in delay). • Low - This is typically used for all other traffi c that are not time-sensit ive.
Chapter 16 Bandwidth Management NBG-417N User’s Guide 157 16.5.3 Predefined Bandwid th Management Services The following is a description of the services that you can select and to which you can apply media bandwidth management in the Management > Bandwidth MGMT > Advanced screen.
Chapter 16 Bandwid th Manageme nt NBG-417N User’s Guide 158 16.5.4 Services and Port Numbers See Appendix F on page 259 for commonly used services and port numbers.
NBG-417N User’s Guide 159 C HAPTER 17 Remote Management 17.1 Overview This chapter provides information on the R emote Management screens. Re mote management allows you to determi ne which services/protocols can acces s which NBG-417N interface (if an y) from which computers.
Chapter 17 Remo te Management NBG-417N User’s Guide 160 17.3.1 Remote Management Limit ations Re mote management over LAN or W AN will not work when: 1 Y ou have disa bled that service in one of the remote management screens. 2 The IP address in the Secured Client IP Address field does not match the client IP address.
Chapter 17 Remote Manag ement NBG-417N User’s Guide 161 17.4 WWW Screen T o change your NBG-417N’ s W orld Wide W eb settings, click Management > Remote MGMT to display the WWW screen.
Chapter 17 Remo te Management NBG-417N User’s Guide 162.
NBG-417N User’s Guide 163 C HAPTER 18 Universal Plug-and-Play (UPnP) 18.1 Overview This chapter introduces the UPnP feature in the W eb Configur ator . Universal Plug and Play (UPnP) is a d ist ributed, open networking standard that uses TCP/IP for simple peer -to-peer ne twork connec tivity betwe en devices.
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 164 • Dynamic port mapping • Learning public IP addresses • Assigning lease times t o mappings Windows Messenger is an example of an application that supports NA T tr aversal and UPnP .
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 165 18.4 UPnP Screen Use this screen to enable UPnP . Click the Management > UP nP to open the following screen. Figure 85 Managemen t > UPnP > General The following table describes t he labels in this screen.
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 166 18.5.1 Inst alling UPnP in W indows Example This section shows how to install UPnP in Windows Me and Windows XP . 18.5.1.1 Inst alling UPnP in Windows Me Fol low the steps below to install the UPnP in Windows Me.
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 167 3 In the Communications window , select the Universal Plug and Play check box in the Compone nts selection bo x. Figure 87 Add/Re move Programs: Windows Setup: Communication: Comp onents 4 Click OK to go back to the Add/Remove Programs Properties window and click Next .
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 168 4 The Windows Optional Networking Components Wizard window displays. Select Networking Service in the Components selection box and click Details .
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 169 Auto-discover Y our UPnP-enabled Network Device 1 Click Start and Control Panel . Double-click Network Connections . An icon displays under Int ernet Gateway . 2 Right- click the icon and select Properties .
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 170 4 Y ou may edit or delete the port mappings or cl ick Add to manually add port mappings.
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 171 7 Double-click on the icon to display y o ur current In ternet connection status. Figure 96 Internet Con nection S t atus Web Configurator Eas y Access With UPnP , you can access the web-based configurator on t he NBG-417N without finding out the IP address of the NBG-417N first.
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 172 3 Select My Network Places under Other Places . Figure 97 Network Connections 4 An icon with the description f or each UPnP-enabled device displays under Local Network . 5 Right- click on the icon for your NBG-417N and select Invoke .
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 173 6 Right- click on the icon for your NBG-417N and select Properties . A properties window displays with basic informatio n about the NBG-417N.
Chapter 18 Universal Plug-and-Play (UPnP) NBG-417N User’s Guide 174.
175 P ART V Maintenance and T roubleshooting Sys te m ( 17 7 ) Logs (183) T ools (185) Sys OP Mode (191) Language (195) T roubleshooting (197).
176.
NBG-417N User’s Guide 177 C HAPTER 19 System 19.1 Overview This chapter provides information on the System screens. See the chapter about wizard setup for mo re information on t he next fe w screen s. 19.2 What Y ou Can Do in the System Screens •U s e t h e General screen ( Section 19.
Chapter 19 System NBG-417N User’s Guide 178 The following table describes t he labels in this screen. T able 58 Maintenance > System > General LABEL DESCRIPTION Syst e m S et up Syst e m N am e System Name is a unique name to identify the NBG-417N in an Ethernet network.
Chapter 19 System NBG-417N User’s Guide 179 19.4 T ime Setting Screen T o change your NBG-417N’ s time and date, cl ick Maintenance > System > Time Setting . The screen appears as shown. Use this screen to configure the NBG- 417N’ s time based on your local time zone.
Chapter 19 System NBG-417N User’s Guide 180 New Time (hh:mm:ss) This field displays the last updated time from the time server or the last time configured manually . When you set Time and Date Setup to Manual , enter the new time in this field and then click Apply .
Chapter 19 System NBG-417N User’s Guide 181 End Date Configure the day and time when Daylight Sa ving Time ends if you selected Daylight Savings . The o'clock field uses the 24 hour format. Here are a couple of examples: Daylight Saving Time ends in the Un ited States on the last Sunday of October .
Chapter 19 System NBG-417N User’s Guide 182.
NBG-417N User’s Guide 183 C HAPTER 20 Logs 20.1 Overview This chapter contains information abou t configuring general log set tings and viewing the NBG-417N’ s logs. R efer to th e appendices for example log message explanations. The W eb Configur ator allows you to look at all of the NBG-417N’ s logs in one location.
Chapter 20 Logs NBG-417N User’s Guide 184 20.4 V iew Log Screen Use the View Log screen to see the logged messages for the NBG-417N. Options include logs about system maintenance, sy stem errors, access control, allowed or blocked web sites, blocked web features (such as ActiveX controls, Jav a and cookies), attacks (such as DoS) and IPSec.
NBG-417N User’s Guide 185 C HAPTER 21 Tools 21.1 Overview This chapter shows you how t o upload a new firmware, upload or sa ve backup configur ation files and restart the NBG-417N. 21.2 What Y ou Can Do in the T ools Screen •U s e t h e Firmware screen ( Section 21.
Chapter 21 Tools NBG-417N User’s Guide 186 Click Maintenance > Too ls . Fol low the instructions in this screen to upload firmware to y our NBG-417N. Figure 103 Maintenance > T ools > Firmware The following table describes t he labels in this screen.
Chapter 21 Tools NBG-417N User’s Guide 187 The NBG-417N automatically restarts in thi s time causing a temporary net work disconnect. In some oper ating systems, y ou may see the following icon on your desktop. Figure 105 Network T emporarily Disconnected After two minutes, log in again and ch eck your new firmware version in the Status screen.
Chapter 21 Tools NBG-417N User’s Guide 188 21.4 Configuration Screen Click Maintenance > Too ls > Configuration . Informat ion rela ted to factory defaults, backup configuration, and restoring configur ation appears as shown next. Figure 107 Maintenance > T ools > Configuration 21.
Chapter 21 Tools NBG-417N User’s Guide 189 21.4.2 Restore Configuration Restore configur ation allows you to upload a new or previously saved configur ation file from your computer to y our NBG-417N.
Chapter 21 Tools NBG-417N User’s Guide 190 If the upload was not successful, the following screen will appear . Click Return to go back to the Configuration screen.
NBG-417N User’s Guide 191 C HAPTER 22 Sys OP Mode 22.1 Overview The Sys OP Mode (System Operation Mode) function lets you configure whether your NBG-417N is a router or AP . Y ou can choose between Router Mode and AP Mode depending on your network t opology and the features you require from your device.
Chapter 22 Sy s OP Mode NBG-417N User’s Guide 192 22.3 What Y ou Need to Know About Sys OP Mode Router A router connects your local network with another network, such as the Inte rnet. The router has two IP addresses, the LAN IP address and the W AN IP address.
Chapter 22 Sys OP Mode NBG-417N User’s Guide 193 22.4 General Screen Use this screen to select how you connect to the Internet. Figure 1 14 Maintenance > Sys OP Mode > General If you selec t Router Mode, the fo llowing pop-up message window appears.
Chapter 22 Sy s OP Mode NBG-417N User’s Guide 194 • The DHCP server on y our device is disa bled. In AP mode there must be a device with a D HCP server on your n etwork su ch as a router or gateway which can allocate IP addresses. The IP address of the device on the local network is set to 192.
NBG-417N User’s Guide 195 C HAPTER 23 Language 23.1 Language Screen Use this screen to change the language for t he W eb Configur ator display . Click the language you prefer . The W eb Configurator language changes after a while without restarting the NBG-417N.
Chapter 23 La nguage NBG-417N User’s Guide 196.
NBG-417N User’s Guide 197 C HAPTER 24 Troubleshooting This chapter offers some suggesti ons to solve problems you mi ght encounter . The potential problems are divided into the following categories .
Chapter 24 Trou bleshooting NBG-417N User’s Guide 198 3 Inspect your cables for damage. Cont act the vendor to replace any damaged cables. 4 Disconnect and re-connect the power adaptor to the NBG-417N. 5 If the problem continues, contac t the vendor .
Chapter 24 Trou bleshooting NBG-417N User’s Guide 199 2 If this does not work, you have to reset the device to its fact ory defaults. See Section 24.4 on page 201 . I cannot see or access the Login screen in the W eb Configurator . 1 Make sure you are using t he correct IP address.
Chapter 24 Trou bleshooting NBG-417N User’s Guide 200 2 This can happen when y ou fail to log out properly from y our last session. T ry logging in again af ter 5 minute s. 3 Disconnect and re-connect the powe r adaptor or cord to the NBG-417N. 4 If this does not work, you have to reset the device to its fact ory defaults.
Chapter 24 Trou bleshooting NBG-417N User’s Guide 201 1 Check the hardware connections, and ma k e sure the LEDs are behav ing as expected. See the Quick Start Guide and Section 1.5 on page 22 . 2 Reboot the NBG-417N. 3 If the problem continues, contac t your ISP .
Chapter 24 Trou bleshooting NBG-417N User’s Guide 202 2 Press the RESET button for longer than 1 second to restart/reboot the NBG-417N. 3 Press the RESET button for longer than fi ve seco nds to set the NBG-417N back to its factory -default configur ations.
Chapter 24 Trou bleshooting NBG-417N User’s Guide 203 Make sure that you select the Enable URL Keyword Blocking check box i n the Content Filtering screen.
Chapter 24 Trou bleshooting NBG-417N User’s Guide 204.
205 P ART VI Appendices and Index Product Specifications (207) P op-up Windows, Jav aScripts and Java P ermissions (211) IP Addresses and Subnetting (219) Setting up Y our Computer’s IP Add ress (22.
206.
NBG-417N User’s Guide 207 A PPENDIX A Product S pecifications The following tables summarize the NBG- 417N’ s hardware and firmware features. T able 64 Hardware Features Dimensions (W x D x H) 140.
Appendix A Product Specifications NBG-417N User’s Guide 208 T able 65 Firmware Features FEATUR E DESCRIPTION Default LAN IP Add ress 192.168.1.1 (router) 192.168.1.2. (AP) Default LAN Subnet Mask 255.255.255.0 (24 bits) Default P assword 1234 DHCP P ool 192.
Appendix A Product Specifications NBG-417N User’s Guide 209 Bandwidth Management Y ou can efficiently mana ge tr affic on y our network by reservin g bandwidth and giving priority to certain t ypes of traffic and/or to particular computers.
Appendix A Product Specifications NBG-417N User’s Guide 210.
NBG-417N User’s Guide 21 1 A PPENDIX B Pop-up Windows, JavaScript s and Java Permissions In order to use the W eb Configurator you need to allow: • W eb browser pop-up wind ows from your device. • Jav aScripts (enabled by defa ult). • Jav a permissions (enabled by default).
Appendix B Po p-up Window s, JavaScrip ts and Java Permissions NBG-417N User’s Guide 212 1 In Internet Explorer , select Tools , Internet Options , Privacy . 2 Clear the Block pop-ups check box in the Pop-up Blocker sect ion of the screen. This disables an y web pop-up block ers you may have enabled.
Appendix B Pop-u p Windows, JavaScripts and Java Permissions NBG-417N User’s Guide 213 2 Select Settings… to open the Pop-up Blocker Settings screen. Figure 120 Internet Options: Privacy 3 T ype the IP address of your device (the web page that you do not want to have blocked) wi th the prefix “http://” .
Appendix B Po p-up Window s, JavaScrip ts and Java Permissions NBG-417N User’s Guide 214 4 Click Add to mo ve the IP address to the list of Allowed sites . Figure 121 Pop-up Blo cker Settings 5 Click Close to return to the Privacy screen. 6 Click Apply to save this setting.
Appendix B Pop-u p Windows, JavaScripts and Java Permissions NBG-417N User’s Guide 215 1 In Internet Explorer , click Tools , Internet Options and then the Security tab. Figure 122 Internet Options: Secu rity 2 Click the Custom Level... button . 3 Scroll down to Scriptin g .
Appendix B Po p-up Window s, JavaScrip ts and Java Permissions NBG-417N User’s Guide 216 6 Click OK to close the window . Figure 123 Security Settings - Java Scripting Java Permissions 1 From Internet Explorer , click Tools , Internet Opti ons and then the Security tab.
Appendix B Pop-u p Windows, JavaScripts and Java Permissions NBG-417N User’s Guide 217 5 Click OK to close the window . Figure 124 Security Settings - Java JA V A (Sun) 1 From Internet Explorer , click Tools , Internet Opti ons and then the Adv anced tab.
Appendix B Po p-up Window s, JavaScrip ts and Java Permissions NBG-417N User’s Guide 218 3 Click OK to close the window . Figure 125 Java (Sun).
NBG-417N User’s Guide 219 A PPENDIX C IP Addresses and Subnetting This appendix introduces IP addresses and subnet masks. IP addresses identify indi vidual devices on a network. Every networking device (including computers, serv ers, routers, printers, etc.
Appendix C IP Addresses a nd Subnetting NBG-417N User’s Guide 220 The following figure shows an example IP address in which the first three octets (192.
Appendix C IP Addresses and Subnetting NBG-417N User’s Guide 221 By conv ention, subnet masks alw ays cons ist of a continuous sequence of ones beginning from the leftmost bit of the mask, followed by a continuous sequence of zeros, for a total number of 32 bits.
Appendix C IP Addresses a nd Subnetting NBG-417N User’s Guide 222 As these two IP addresses cannot be us ed for individual hosts, calculat e the maximum number of possible host s in a network as fol.
Appendix C IP Addresses and Subnetting NBG-417N User’s Guide 223 Subnetting Y ou can use subnetting to divide one netw ork into multiple sub-networks. In the following example a network administrator creates t wo sub-networks to isolate a group of servers from the rest of th e compan y network for security reasons.
Appendix C IP Addresses a nd Subnetting NBG-417N User’s Guide 224 The following figure shows the company network after subnet ting. There are now two sub-n etworks, A and B .
Appendix C IP Addresses and Subnetting NBG-417N User’s Guide 225 Each subnet contains 6 host ID bit s, giving 2 6 - 2 or 62 hosts for each subnet (a host ID of all zeroes i s the subnet it self , all ones is the subnet’ s broadcast address). T able 70 Subnet 1 IP/SUBNET MASK NETWORK NUMBER LAST OCTET BIT VA L U E IP Address (Decimal) 192.
Appendix C IP Addresses a nd Subnetting NBG-417N User’s Guide 226 Example: Eight Subnet s Similarly , use a 27-bit mask to create eight subnets (000, 001, 010, 011, 100, 101, 110 and 111). The following table shows IP address last octet values for each sub net.
Appendix C IP Addresses and Subnetting NBG-417N User’s Guide 227 The following table is a summary for subnet planning on a network with a 16-bit network number . Configuring IP Addresses Where you obtain your network number depends on your particular situation.
Appendix C IP Addresses a nd Subnetting NBG-417N User’s Guide 228 that you entered. Y ou don't need to ch ange the subnet mask computed by the NBG-417N unless you are instructed to d o otherwise. Private IP Addresses Every machine on the In ternet must ha ve a uni que address.
NBG-417N User’s Guide 229 A PPENDIX D Setting up Y our Computer ’ s IP Address All computers must ha ve a 10M or 100M Ethernet adapter card and TCP/IP installed.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 230 Windows 95/98/Me Click Start , Settings , Control Panel and double-click the Network icon to open the Network window .
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 231 3 Select Microsoft from the list of manufacturers . 4 Select TCP/IP from the list of network protocols and then click OK . If you need Client for Microsoft Networks: 1 Click Add .
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 232 3 Click the DNS Configuration t ab. • If you d o not know your DN S information, select Disable D NS . • If you know y our DNS information, select Enable DNS and type the information in the fields below (y ou may not need to fill them all in).
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 233 3 Select your network adap ter . Y ou should see y our computer's IP address, subnet mask and default gatewa y . Windows 2000/NT/XP The following example figures use the defa ult Windo ws XP GU I theme.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 234 2 In the Control Panel , double-cli ck Network Connections ( Network and Dial- up Connections in Windows 2000/NT). Figure 133 Windows XP: Control Panel 3 Right- click Local Area Connection and then click Properties .
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 235 4 Select Internet Protocol (TCP/IP) (under the General tab in Win XP) and then click Properties . Figure 135 Windows XP: Local Area Connection Properties 5 The Internet Protocol TCP/IP Properties window opens (the General tab in Windows XP).
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 236 •C l i c k Advanced . Figure 136 Windows XP: Internet Protocol (T CP/IP) Properties 6 If you do not know your gatewa y's IP address, remov e any previously i nstalled gateways in the IP Settings tab and click OK .
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 237 •C l i c k OK when finished. Figure 137 Windows XP: Adva nced TCP/IP Properties 7 In the Internet Protocol TCP/IP Prope.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 238 If you hav e previously configur ed DNS servers, click Advanced and t hen the DNS tab to order them. Figure 138 Windows XP: Internet Protocol (T CP/IP) Properties 8 Click OK to close the Internet Protocol (TCP/IP) Properties window.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 239 Macintosh OS 8/9 1 Click the Apple menu, Control Panel and do uble-cl ick TCP/IP to open the TCP/ IP Control Panel .
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 240 2 Select Ethernet built-in from the Connect via list. Figure 140 Macintosh OS 8/9: TCP/IP 3 For d ynamically assigned settings, select Using DHCP Server from the Configure: list.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 241 Macintosh OS X 1 Click the Apple menu, and click System Preferences to open the System Preferences window . Figure 141 Macintosh OS X: Apple Menu 2 Click Netw ork in the icon bar .
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 242 4 For s tatically assigned settings, do t he following: •F r o m t h e Configure box, select Manually . • T ype your IP address in the IP Address box. • T ype your subnet mask in the Subnet mask box.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 243 2 Double-click on the profile of the network card you wish to configure.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 244 5 Click the Device s tab. 6 Click the Activate button to apply the changes. The following sc reen displays. Click Yes to save the changes in all screens. Figure 146 Red Hat 9.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 245 • If you ha ve a static IP address, enter static in the BOOTPROTO= field. T ype IPADDR = followed by the IP address (in dotted decimal notation) and type NETMASK = followed by the subnet mask.
Appendix D Setting up Your Computer’s IP Address NBG-417N User’s Guide 246 24.5.1 V erifying Settings Enter ifconfig in a terminal screen to ch eck your TCP/IP properties. Figure 151 Red Hat 9.0: Checking TCP/IP Properties [root@localhost]# ifconfig eth0 Link encap:Ethernet HWadd r 00:50:BA:72:5B:44 inet addr:172.
NBG-417N User’s Guide 247 A PPENDIX E W ireless LANs Wireless LAN T opologies This section discuss es ad-hoc and infr astructure wi reless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configur ation is an in dependent (Ad-hoc) WLAN that connects a set of computers with wireless stations (A, B , C).
Appendix E Wireless LANs NBG-417N User’s Guide 248 with each other . When Intr a-BSS is disabled , wireless station A and B can still access the wired network but cannot communicate with eac h other .
Appendix E Wir eless LANs NBG-417N User’s Guide 249 An ESSID (ES S IDentification) uniquely id entifies each ESS . All access points and their associated wireless stations within the same ESS must hav e the same ESSID in order to comm unicate. Figure 154 Infrastructure WLAN Channel A channel is the radio frequency(ies) us ed by IEEE 802.
Appendix E Wireless LANs NBG-417N User’s Guide 250 wireless gatewa y , but out -of- range of ea ch other , so they canno t "hear" each other , that is they do not know if the channel is currently being used. Therefore, they are consider ed hi dden from each other .
Appendix E Wir eless LANs NBG-417N User’s Guide 251 Fragment ation Threshold A Fragmentation Threshold is the maximum data fr agment size (between 256 and 2432 bytes) that can be sent in th e wireless network before the AP will fragment the packet into smaller dat a frames.
Appendix E Wireless LANs NBG-417N User’s Guide 252 sever al intermediate rate steps between the maximum and minimum data r ates. The IEEE 802.11g data rate and modulation are as follows: IEEE 802.1x In June 2001, the IEEE 802.1x standard w a s designed to extend the features of IEEE 802.
Appendix E Wir eless LANs NBG-417N User’s Guide 253 T ypes of RADIUS Messages The following types of RADIUS messages are exchanged between the access point and the RADIUS server for user authentication: • Access-R equest Sent by an ac cess poin t requestin g authenti cation.
Appendix E Wireless LANs NBG-417N User’s Guide 254 However , MD5 au thentication has some weaknesses. Since the authentication server needs to get the plaintext password s, t he passwords must be stored. Thus someone other th an the authenti cation server m ay access the pas sword file.
Appendix E Wir eless LANs NBG-417N User’s Guide 255 If this feature is enabled, it is not nece ssary to conf igure a default encryption key in the Wireless screen. Y ou may still configure and store k eys here, but they will not be used while Dynamic WEP is enabled.
Appendix E Wireless LANs NBG-417N User’s Guide 256 TKIP regularly changes and rotates the encrypti on keys so that the same encry pti on key is ne ver us ed tw ice.
Appendix E Wir eless LANs NBG-417N User’s Guide 257 24.5.2 WP A(2)-PSK Application Example A WP A(2)-PSK application looks as follows. 1 First enter identical passwords int o the AP and all wireless clients. The Pre-Shared K ey (PSK) must consist of between 8 and 63 ASCII characters (including spaces and symbols).
Appendix E Wireless LANs NBG-417N User’s Guide 258 Security Parameters Summary Re fer to this table to see what other secu rity parameters you should configure for each Authenti cation Meth od/ key managem e nt protocol type. MAC address filters are not dependent on how you configure these security features.
NBG-417N User’s Guide 259 A PPENDIX F Services The following table lists some commonl y-used services and their associated protocol s and port n umbers. • Name : This is a short, descrip tive name for the service. Y ou can use this one or create a different one, if you like.
Appendix F Services NBG-417N User’s Guide 260 FTP TCP TCP 20 21 File T r ansfer Program, a progr am to enable fast transfer of files, including large files that may not be possible by e-mail. H.323 TC P 1720 NetMeeting uses this protocol. HTTP TCP 80 Hyper T e xt T ransfer Protocol - a client/ server protocol for the world wide web.
Appendix F Services NBG-417N User’s Guide 261 POP3 TCP 11 0 Post Office Protocol v ersion 3 lets a client computer get e-mail from a POP3 server through a tempor ary connection (TCP/IP or other). POP3S TC P 995 This is a more secure version of POP3 that runs over S SL.
Appendix F Services NBG-417N User’s Guide 262 SSDP UDP 1900 The Simple Service Discovery Protocol supports Universal Plug- and-Play (UPnP). SSH TC P/ U D P 22 Secure Shell Remote Login Program. STRM WORKS UDP 1558 Stream W orks Protocol. SYSLOG UDP 514 Syslog allows you to send system logs to a UNIX server .
NBG-417N User’s Guide 263 A PPENDIX G Legal Information Copyright Copyright © 2009 by Z yXEL Communications Corpor ation. The contents of this publication ma y not be reproduced in any p art or as .
Appendix G Legal Information NBG-417N User’s Guide 264 harmful interference to r adio communica tions. However , there is no guarantee that interference will not occu r in a particul ar installation.
Appendix G Legal Information NBG-417N User’s Guide 265 T o reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the EIRP is not more than requ ired for successful communication.
Appendix G Legal Information NBG-417N User’s Guide 266 ZyXEL Limited W arranty Z yXEL warr ants to the original end user (p urchaser) that this pr oduct is free from any defects in materials or workmanship for a period of up to two years from the date of purc hase.
Appendix G Legal Information NBG-417N User’s Guide 267 1 Grant of License for Personal Use Z yXEL Communication s Corp. ("Z yXEL") grants you a non-exclusive, non- sublicense, non-tr ansfe.
Appendix G Legal Information NBG-417N User’s Guide 268 permit third parties to link to the Software , or any part thereof . Y ou may not use the Software, or any part thereof , in the operation of a service bureau or for the benefit of any other person or entity .
Appendix G Legal Information NBG-417N User’s Guide 269 IN NO EVENT WILL Z yXEL BE LIABLE T O YOU OR ANY THIRD P AR TY FOR ANY INCIDENT AL OR CONSEQUENTIAL DAMAGES (INCLUDING, WITHOUT LIMIT A TION, I.
Appendix G Legal Information NBG-417N User’s Guide 270 11 General This License Agreement shall be construed, interpreted and gov erned by the laws of Republic of China without regard to conflicts of la ws provisions thereof .
Index NBG-417N User’s Guide 271 Index A Address Assignment 96 Alert 183 alternative subnet mask notation 222 AP 21 AP (Access Point) 249 AP Mode menu 56 overview 53 status screen 54 AP+Bridge 21 Aut.
Index NBG-417N User’s Guide 272 DynDNS see also DDNS 128 DynDNS Wildcard 127 E EAP Authentication 253 e-mail 90 Encryption 255 encryption 78 and local (user) database 78 key 79 WPA compatible 78 ESS.
Index NBG-417N User’s Guide 273 local (user) database 77 and encryption 78 Local Area Network 107 Log 184 M MAC 84 MAC address 77 , 97 cloning 51 , 97 MAC address filter 77 MAC address filtering 84 MAC filter 84 managing the device good habits 22 using the web configur ator .
Index NBG-417N User’s Guide 274 Shared Secret Key 253 RADIUS Message T ypes 253 RADIUS Messages 253 RADIUS server 77 registration product 266 related documentation 3 Remote manage ment 159 and NA T .
Index NBG-417N User’s Guide 275 VPN 102 W WA N IP address assignment 48 WAN (Wide Area Network) 95 WA N a dv a nc ed 105 WAN IP address 48 W AN IP address assignment 50 WAN MAC address 97 warranty 2.
Index NBG-417N User’s Guide 276.
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