ZyXEL Communications NBG417N manuale d’uso

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://192.168.1.1 Pa ss wo rd 12 34[...]

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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 . Tip s for Reading User ’ s Guides On-Screen When readi[...]

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. Need More Help? More help is av ailable at ww[...]

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. See http://www .zyx el.com/web/contact _us.php [...]

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. W arnings tell you about things that could harm you or your device. Note: Notes tell you other import ant informat ion (for e xample, other things you may need to configure or help ful tips) or [...]

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. NBG-417N Computer Notebook computer Server DSLAM Firewa ll Te l e p h o n e Swi tch Ro u te r Modem[...]

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. • Do NOT install, use, or service this device during a thunderstorm. There is a[...]

Contents Overview NBG-417N User’s Guide 9 Contents Overview Introduction .......................................... ..................................................... ................... .......... 19 Getting to Know Y our NBG-417N ................ ................. ............. ................ ................ ............. ... 21 The WPS B[...]

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.................................................................. ......................................... .6 Safety Warnings[...]

Table of Contents NBG-417N User’s Guide 12 4.1 Wizard Setup ...... ............. ................ ................ ............. ................ ............. ................ . ......... 39 4.2 Connection Wizard: STEP 1: Sys tem Information .. ................ ................ ............. ................ 40 4.2.1 System Name ............ ...[...]

Table of Contents NBG-417N User’s Guide 13 Part II: Network ....................... .................................... ............................ 73 Chapter 7 Wireless LAN ........................................................................ ........................................... ........ 75 7.1 Overview ... ................ .........[...]

Table of Contents NBG-417N User’s Guide 14 Chapter 10 DHCP Server............................... ..................................................................................... ...... 1 1 1 10.1 Overview ........... ................ ............. ................ ................ ............. ................ ............ .......... 1 1 1 [...]

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 ............... ... ................ ............. ................ ............. ........ 134 13.3.3 About the NBG-417N Firew all [...]

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 ..... ................ ............. ................ . 159 17.3.1 Remote Management Limitations ............................ ...........[...]

Table of Contents NBG-417N User’s Guide 17 21.5 Restart Screen .. .......... ... ................ ............. ................ ............. ................ ............. ..... ...... 190 Chapter 22 Sys OP Mode ........................................................................ ............................................ ..... 191 22.1 O[...]

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. Y ou can set up a wireless network with other IEEE 80[...]

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. • W e b Configurator . This i[...]

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 . Off The NBG-417N is not receiving power . WLAN / WPS Green On The NBG-417N is r[...]

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. WPS is an industry standard specification, defined by the WiFi Al liance. WPS allows you to q uickly set up a wirele ss network with strong securit y , without having to con[...]

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. 3.1 W eb Configurator Overview The W eb Configurator is an HTML -based management interface that a llows easy setup and management of the NBG-417N via Internet browser [...]

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 . 5 Y ou should see a sc[...]

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 3.3 Resetting the NBG-417N If you forget your password or IP address, or y ou cannot access th[...]

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 .) Figure 5 W eb Configurator S tatus Screen The following table describes t he icons sho[...]

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. It is for identification purposes[...]

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. - UPnP This shows whether UPnP is active or not. Interface Status Interfac[...]

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. Advance d This screen allows you to configure adv anced wireless settings. [...]

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 . Y ou can configure the NBG-417N’ s LAN as a DHCP serv er or disable it. When configured as a s[...]

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 . Ass[...]

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. MAC Address This field displays the MAC address of an associated wireless station. Association Tim[...]

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. Refer to you r ISP (Inte rnet Service Provider) c hecklist in the Quic k Start Guide to kno[...]

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 . Figure 1 1 Welcome to the Connection Wizard 4.2 Connection Wizard: STEP 1: Sy[...]

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 . 4.2.2 Domain Name The Domain Name entry is what is propag ated to the D HCP clients on the L[...]

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. T able 9 Wizard S tep 2: Wireless LAN LABEL DESCRIPTION Name (SSID) Enter a descriptive name (up t[...]

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 . 4.3.1 Extend (WP A-PSK or WP A2-PSK) Security Choose Extend (WPA-PSK) or Extend (WPA2-PSK) security in the W irele[...]

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. Continue to Section 4.4.4[...]

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). On[...]

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. PPTP supports on-demand, multi-protocol, and virt ual priva[...]

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 . Figure 19 Wizard S tep 3: Y our IP Address The following table descri bes the labels in this screen Connection ID/ Name[...]

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. However , the Internet Assigned [...]

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. The subnet mask specifies the network number portion of an IP a[...]

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. Figure 20 Wizard S tep 3: W AN IP and DNS Server Addresses The following table descri bes the labels in this screen T able 16 Wizard S tep 3: W AN [...]

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. This screen allows users to configure th e WAN port's MAC address[...]

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. 5.1 AP Mode Overview Use your NBG-417N as [...]

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. Click OK in the pop-up message window . (See Section 22.4 on page 193 for more informat[...]

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. It is for identification purposes. Firmware V ersion This[...]

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. Rate For the LAN ports, this displays the port sp[...]

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. MAC Filter Use the MAC filter screen to configure the NBG-417N to block a[...]

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. T able 21 Network > LAN > IP 5.4.2 WLAN and Maintenance Settings T[...]

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 “192.168.1.3” and “192.168.1.254” . 3 Click Start [...]

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. B can access the Int[...]

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 . 6.2.1 Push Button Co[...]

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 6.2.2 PIN Configuration When you use the PIN configur ation meth od, y ou need to use [...]

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. NWD210N in this example) by using PIN method. Figure 30 Example WPS P rocess: PIN Method Authentication by PIN SECURITY INFO WITHIN 2 MINUTES Wireless Client NBG-417N COMMUNICA TIO N[...]

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. The instructions require that your ha[...]

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 6.3.1 Configure Y our Notebook Note: We use the ZyXEL M-30 2 wireless adapt er utility screens a[...]

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. Check your settings and click Save to continue. Fi[...]

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 .zyxel.[...]

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. Y our priority table[...]

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. Figure 40 T uto[...]

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. Figure 41 Example of a Wireless Network The wireless netwo[...]

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 7.5 on page 84 ) to allow or deny wireless stations based on their MA[...]

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. In addition, unauthorized devices can still see the info rmation tha t is sent in the wir ele[...]

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. Encryption is l ike a secret code. If you do not know the secr et code, you c[...]

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 . 7.3.1.5 WPS WiFi Protected Setup (WPS) is an industry standard specification, defined[...]

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. T abl[...]

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. 7.4.2 WEP Encryption WEP e[...]

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. Select Static WEP from the Security Mode list. Figure 44 Network > Wireless LAN > General: S tatic WEP The following table describes t he wirele ss LAN security labels in this scree[...]

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 . The pre[...]

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). Every Ethernet devi ce has a unique MAC (Media[...]

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. T able 28 Network > Wireless LAN > MAC Filte r LABEL DES[...]

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. T able 29 Network > Wireless LAN > Advanced LABEL DESCRIPTION Wireless Adva[...]

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. When set to Always , the NBG-417N improves performance [...]

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. T able 30 Network > Wireless LAN > QoS LABEL DESCRIPTION WMM QoS Policy Select Default to have the NBG-417N automatic[...]

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 . The following screen displays. Figure 49 Network > Wireless LAN > QoS: Application Priority Configuration See Appendix F on page 259 for a list of commonly -use d [...]

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. Here are some default ports for e-mail: POP3 - [...]

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. T able 31 WPS LABEL DESCRIPTION WPS Setup [...]

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 . Note: Note: Af ter you click Push Button on this screen, you have to pr ess a similar button in the wireless st ation utility wit[...]

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. T able 33 Scheduling LABEL DESCRIPTION Enable Wireless LAN Scheduling Select this to enable Wire[...]

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. It connects your private networks (such as a LAN (Local Area Network) and oth[...]

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. 8.3.1 Configuring Y our Internet Connection Encap sulation Method Encapsulation is used to include data fro[...]

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. Otherwise, click Clone the computer&apos[...]

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. However it may someti mes be necessary to allow[...]

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. Figure 56 Network > W AN >[...]

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. ) connection. The PPP over Ethernet option is for a dial-up connec[...]

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. Operationall y , PPP oE sav es significant ef fort for both you and[...]

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. PPTP supports on-demand, multi-protocol and virtual priv ate[...]

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. T able 36 Network > W AN > Internet Connectio n: PPTP Encapsulation LABEL DESCRIPTION ISP Par ameters for Interne[...]

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. Idle Timeout This value specifies the[...]

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 . The screen appears as[...]

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. Leaving this blank may cause incoming traffic to be dropped or sent to all connected n[...]

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. The LAN screens c an help you c[...]

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. Figure 60 LAN and W AN IP Addresses The LAN parameters of [...]

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. T able 38 Network > LAN > IP LABEL DESCRIPTION IP Address T ype the IP address of your NBG-417N in dotted decimal[...]

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. When configured as a server , the NBG-417N provides th[...]

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. 10.5 Advanced Screen This screen allows you t o assign IP addre[...]

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. T able 40 Network > DHCP Server > Advanced LABEL D[...]

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). Click Network > DHCP[...]

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 . IP Address This field displays the IP[...]

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. For exampl e, the source address of an out going packet, used within one network is change d to a different IP address known within another netw[...]

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 11.4 on page 120 ) screen to enable NA T and set a defau[...]

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. 1 1.3.1 What NA T Does In the simplest form, NA T changes the so[...]

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 . Click Network > NAT to open the General screen. Figur[...]

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 . The screen appears as shown. Note: If you[...]

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. Clear the c[...]

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. Figure 69 Network > NA T > Advan ced The following[...]

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 . 1 1.8 Using NA TPort Forwarding: Services and Port Numbers A port forw arding set is a list of insi de (behind NA T on the LAN) [...]

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. Figure 70 Multiple Se rvers Behind NA T Example 1 1.9 T rigger Port Forwarding Some [...]

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). 2 P ort 7070 is a “trigger” port and causes the NBG-417N [...]

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. 12.3 What Y ou Need T o Know About DDNS Dy[...]

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. Figure 72 Dynamic DNS The following table describes t he labels in this screen. T able 46 Dynamic DNS LABEL DESCRIPTION Dynamic DNS Se tup Enable Dyna mic DNS Select this check box to[...]

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. IP Address Update Policy: Use WAN IP Address Select this option to up[...]

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. By default the [...]

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. 13.3 What Y ou Need T o Know About Firewall The NBG-417N’ s firewal l feature physically separ ates the LAN and t[...]

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. The NBG-417N has one Ethernet W AN port an d four Ethernet LAN ports, which are used to physically separate th[...]

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. 13.5 Services Sc[...]

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. T able 48 Security > Firewall > Services LABEL DESCRIPTION ICMP Internet Control Message Protocol is a message[...]

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. Content filtering is the abilit y to block certain web features or specific URL [...]

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. The U[...]

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 . Cl ick Security > Content Filt er to open the Filter screen. Figure 76 Security > Content Filter > Filter The following table describes t he labels in this sc[...]

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 . 14.5.1 Customizing Keyword Blocking URL Checking Y ou can use commands to set how much of a website’ s URL the content filter is to check for ke[...]

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. T o have the NBG-417N send data to devices not reachable through the de fault g ateway , u[...]

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 15.3.1 on page 149 ) to add or edit a static route rule. 15.3 IP S t atic Route Screen[...]

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. Fill in the required information for each stati c route. Figure 79 Managemen t > S t atic Route > IP S tatic Route: S tatic Route Setup The following table describes [...]

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. The number need not be precise, but it must be between[...]

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. In the figure below , uplink tr affic goes from the LAN device ( A ) to the[...]

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. This way you can mak e sure there is bandwidth for other application[...]

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. Use this screen to configure bandwidth mana gements rule for spec ific protocol[...]

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. T able 53 Management > Bandwid th MGMT > Advanced LABEL DESCRIPTION[...]

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. Specific P[...]

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. 16.5.2 Rule Configuration: User Defined Service Rule Configuration If[...]

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. Apply Click Apply to save your customized settings. Res e t [...]

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. Y ou may man age your NBG-417N from a rem ote location via: Note: When [...]

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. If it does not match, the NB[...]

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. Figure 84 Managemen t > Remote MGMT > WWW The following table descri bes the labels in this screen T able 56 Management > Remot e MGMT > WWW LABEL[...]

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. A UPnP device can dynamically join a [...]

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 . See the NA T chapter fo r more information on NA T . Cautions with UPnP The automated nature[...]

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. 18.5 T echnical Reference The following section contains addition[...]

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. 1 Click Start and Control Panel . Double-click Add/Remove Programs [...]

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 . 5 Restart[...]

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 . Figure 89 Windows Optional Networking Component s Wizard 5 In the Networking Services window , select the Universal Plug and Play che[...]

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 . Figure 91 Network Connections 3 In the Internet Connection Properties wi[...]

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. Figure 93 Internet Con nection Properties: Advanced Settings Figure 94 Internet Con nection Properties: Advanced Settings: Add 5 When the UPnP-enabled device is discon nected from your comput[...]

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 . The W eb Configurator log in screen displays [...]

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. Figure 99 Network Connections: My Network Places: Properties: Examp le[...]

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 19.3 on page 177 ) to enter a name to identif y the NBG-417N in[...]

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. It is recomme nded you enter your computer’s “Computer name ” in[...]

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. Figure 101 Maintenance > System > T ime Setting he following ta[...]

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 . New Date (yyyy/mm/dd) This field displays the last updated date from the tim e se[...]

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 . Each time zone in the United States stops [...]

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. 20.2 What Y ou Can Do in[...]

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. Log e[...]

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 21.3 on page 185 ) to upload firmware to your NBG-417N. •U s e t h e Configura t[...]

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. Note: Do not turn of f the NBG-417N while firmware upload is in progress! After you see [...]

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. I[...]

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 21.4.1 Backup Configuration Backup configur ation allows [...]

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. Note: Do not turn of f the NBG-417N while configura tion file upload is in progress After you see a “confi guration upload su ccessful” screen, [...]

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. Figure 1 10 Configuration Restore Error 21.4.3 Back to Factory Default s Pressing the Reset button in this section c lears all user-entered configur ation information and returns the [...]

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. See Section 1.1 on page 21 for more informa[...]

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. Figure 1 12 LAN and W AN IP Addresses in Ro uter Mode AP An AP extends one network and[...]

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. Figure 1 15 Maintenance > Sys Op Mode > General: Rout er • In this mode there are bo[...]

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. 168.1.2. The following table descri bes the labels[...]

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. Figure 1 17 Language[...]

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 . • P ower , Hardware Connections, and LEDs • NBG-417N Access and Login • Internet Access • Resett ing the NBG-417N to Its F actory Defaults ?[...]

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 . 24.2 NBG-417N Access and Login I don’t know the IP addr ess of my NBG-417N. 1 The default IP a[...]

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. • The default IP address is 192.168.1.1 . • If you changed t [...]

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. See Section 24.4 on pag[...]

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 . The Internet conn ection is slow or intermittent. 1 There might be a lot of traffi[...]

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. If the NBG-417N restarts automat ically , wait for t he NBG-417N to finish restarting, and[...]

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. Make sure that th e keyword s that you typ e are li ste d in the Keyword List . If a keyword that is listed in the Keyword List is not block ed when it is found in a URL, customize the keyword[...]

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 (229) Wireless LANs (247) Services (259) Legal Information (263) Index (271)[...]

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 mm x 110 mm x 30 mm We i g h t 190 g P ower Specification Input: 120~240 AC, 50~60 Hz Output: 12 V DC 1A Ethernet ports Auto-negotiating: 10 Mbps, 10[...]

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 192.168.1.33 to 192 .168.1.64 Wireless Interface Wireless LAN Default Wireless SSID ZyXEL Devi[...]

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. Re mote Management This allows you to decide whe ther a service (HT TP or FTP traffic for example) from a c[...]

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). Note: Internet Explorer 6 screens are used here . Screens for other[...]

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. Figure 1 19 Internet Options: Privacy 3 Click [...]

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://” . Fo r example, http://192.168.167.1.[...]

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. JavaScript s If pages of the W eb Configurator do not display prop erly i[...]

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 . 4 Under Active scripting make sure that Enable is selected (the default)[...]

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. 2 Click the Custom Level... button . 3 Scroll down to Microsoft VM . 4 Under [...]

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. 2 Make sure that Use Java 2 for <applet> under Java (Sun) is selected.[...]

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.) needs an IP address to communicate across the netw ork. These networking devices are also[...]

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 (192.168.1) are the network number , and the fourth octet (16) is the host ID. Figure 126 Network Number and Host ID How much of the IP address is the networ k number and how much is the host ID varies[...]

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. Subnet masks can be referred to by the size of the network number part (the bits wit[...]

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 follows: Not ation Since the mask is alw ays a continuo us number of ones beginning f rom the left, followed by a continuous number of zeros for the rema[...]

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. In this example, the company ne[...]

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 . Figure 128 Subnetting Example: Af ter Subnetting In a 25-bit subnet the host ID has 7 bits , so each sub-network has a maximum of 2 7 – 2 or 126 possibl e hosts (a host ID[...]

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) 192.168.1.[...]

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. Subnet Planning The following table is a summary for subnet planning on a network with[...]

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. If the ISP or your network administrat or assigns you a block of registered IP address[...]

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. If your ne tworks are isolated from the Internet (running only be[...]

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. Windows 95/98/Me/NT/2000/XP , Macintosh OS 7 and later operating systems and all versions of UNIX/L INUX include the so ftw are components you need to install and use T CP/IP on your c[...]

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 . Figure 129 WIndows 95/98/Me: Netwo rk: Configuration Inst alling Component s The Network window Configuration tab displays a list of installed component[...]

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 . 2 Select Client and then click Add . 3 Select Microsoft from the list of manuf acturers. 4 [...]

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). Figure 131 Windows 95/9[...]

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. 1 Click start ( Start in Windows 2000/NT), Settings , Control P[...]

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 . Figure 134 Windows XP: Control Panel: Ne twork Connect[...]

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). • If you ha ve a dynamic IP[...]

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 . Do one or more of the following if you wa nt to co[...]

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 Properties windo w (the General tab in Windows XP): •C l i c k Obtain DNS server address automatically if you do not know your DNS server IP address(es )[...]

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. 9 Click Close ( OK in Windows 2000/NT)[...]

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 . Figure 139 Macintosh OS 8/9: Apple Menu[...]

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. 4 For s tatically assigned settings, do t he following: •F r o m t h e Configure box, sele[...]

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 . • Select Automatic from the Location list. • Select Built-in Ethernet from the Show li[...]

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. • T ype the IP address of your Prestige in the Router address b[...]

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. The Ethernet Device General screen displays as shown. Figure 144 Red Hat 9.0: KDE: Ethernet Device: General • If you ha ve a dynamic IP address cli ck Automatically obtain IP address settings with[...]

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 9.0: KDE: Network Configuration: Act ivate 7 After the network card restart proc ess is complete, [...]

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. The following example shows an example where the static IP address is 192.16[...]

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:172.23.19.129 B cast:172.23.19.255 [...]

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). Any time two or more wire[...]

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 . Figure 153 Basic Service Set ESS An Extended Service Set (ESS) c onsists of a series of overlapping BS Ss, each containing an access point, with ea[...]

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 802.11a/b/g w[...]

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 . Figure 155 RTS /C T S When station A sends data to the AP , it might not[...]

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. A large Fragmentation Threshold is recommended for networks not prone to [...]

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 802.11 to support extended authentica tion as well as providing [...]

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. • Access-R eject Sent by a RADIUS server rejecting access. • Acces[...]

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. In addition, it is possible to impersonate an authentication[...]

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. Note: EAP-MD5 cannot be used with dynamic WEP key exchange For ad ded security , [...]

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. The RADIUS serv er distributes a P airwise Master K ey (PMK) key to the AP that then sets up a key hier archy and management system, using the pair -wise k e y to dynamicall y generat[...]

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). 2 The AP checks each wireless cl[...]

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. T able 79 Wireless Security Rela tiona[...]

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. • Protocol : This is the type of IP protocol used by the service. If[...]

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. HTTPS TCP 443[...]

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. PPTP TC P 1723 Point -to-Point T unneling Protocol enables secure transfer of [...]

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 . T ACACS UDP 49 Login Host Protocol use[...]

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 a whole, transcrib ed, stored in a retriev al syst em, tr anslated into an y language , or transmitted in an y form or by any me ans, electronic, mech[...]

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. If this device does cause harmful interfer ence to radi o/television reception, which can be determined by turning the device of f and on, the user [...]

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. IMPORT ANT NOTE: IC Radiation Exposure St atement: This equipment complies wi th IC radiation exposu re limits set f[...]

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. Dur ing the warranty pe riod, and upon proof of purch ase, sh ould the product hav[...]

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 ansfer able license to us e the progr am with which this license is distributed (the "Softw are"), including any documentation files accompanying[...]

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 . Y ou may not cause, assist or permit any third party to do any of the foregoing. Po[...]

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, INDIRECT , SPECIAL, PUNITIVE, OR EXEMPLARY DAMAGES FOR LOSS OF BUS IN ESS, LOSS OF P RO FIT S, B USI NE SS IN TE RRU PT IO N, O R LO SS O F B US INE SS[...]

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 . The exclusiv e forum for any disput es arising out of or rel ating to this License Agreement shall be an appr opriate cour[...]

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 Auto-bridge 106 B Backup configuration 188 Bandwidt h managemen t overview 151 priority 156 services 157 BitT orrent 157 Bridge/Repeater 21 BSS 247 C CA [...]

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 248 ESSID 20 2 Extended Service Set 248 Extended wireless security 43 F Fa c t o r y L A N d e f a u l t s 108 , 111 FCC interference statement 263 F[...]

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 . See web configurator . usi ng th e WP S. Se e WPS. MBSSID 21 Media acce[...]

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 160 and the firewall 159 limitations 160 remote management session 159 system timeout 160 Reset button 29 , 190 Reset the device 29 Restore configur a[...]

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 266 note 266 W eb Configur ator how to access 27 Overview 27 W eb configur ator navigating 29 web config urator 22 WEP Encryption 82 WEP encryption 81 [...]

Index NBG-417N User’s Guide 276[...]