ZyXEL CommunicationsメーカーNBG4115の使用説明書/サービス説明書
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www .zyxel.com www .zyxel.com NBG41 15 Wireless N-lite 3G Home Router IMPORT ANT! READ CAREFULL Y BEFORE USE. KEEP THIS GUIDE FOR FUTURE REFERENCE. IMPORT ANT! Copyright © 2012 ZyXEL Communications Corporation V ersion 1.00 Edition 5, 4/2012 Default Login Details LAN IP Address https://192.
NBG4115 User’s Guide 2 IMPORT ANT! READ CAREFULL Y BEFORE USE. KEEP THIS GUIDE FOR FUTURE REFERENCE. Graphics in this book ma y differ slightly from the product due to difference s in oper ating systems, operating system versions, or if y ou installed updated firmware/software fo r your device.
Contents Overview NBG4115 User’s Guid e 3 Contents Overview User ’ s Guide ......................................................................................... ......................... ..................... 13 Introduction ........... ......
Contents Overview NBG4115 User’s Guide 4.
Table of Conten ts NBG4115 User’s Guid e 5 Table of Contents Contents Overview ......................... ..................................................... ............................... ................. 3 Table of Contents ....................
Table of Contents NBG4115 User’s Guide 6 3.5.3 Summary: Packet St atistics ....... ................ ............. ................ ............. ................ .......... ....... 38 3.5.4 Summary: WLAN St ation S tatus ............... ............
Table of Conten ts NBG4115 User’s Guid e 7 6.5 Configure Wireless Security without WPS ....... ............. ................ ............. ................ ............. .......... 68 6.5.1 Configure Y our Notebook ............................. ...
Table of Contents NBG4115 User’s Guide 8 9.1 Overview ............ .... ... ............. ... ... .... ... ... ............. ... ... .... ... ... ............. ... ... .... ... ... ... ..... .................. ..... 1 1 3 9.1.1 What Y ou Can Do in this Chapter .
Table of Conten ts NBG4115 User’s Guid e 9 14.1 Overview .... ................ ............. ................ ................ ............. ................ ............. ...... .................... .. 139 14.1.1 What Y ou Can Do in this Chapter ..
Table of Contents NBG4115 User’s Guide 10 Chapter 19 WoL ................................................................................... ......................................... ........................ 164 19.1 Overview .... ................ .
Table of Conten ts NBG4115 User’s Guid e 11 Chapter 25 Language .......................................... ..................................................... ........................ .................... 184 25.1 Overview .... ................ ..
Table of Contents NBG4115 User’s Guide 12.
13 P ART I User ’ s Guide.
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NBG4115 User’s Guid e 15 C HAPTER 1 Introduction 1.1 Overview This chapter introduces the main features and applications of the NBG4115. The NBG4115 extends the range of your existing wi red n etwork without additional wiring, providing easy network access to mobile users.
Chapter 1 Introduction NBG4115 User’s Guide 16 • W eb Configur ator . This is recommended for everyday management of the NBG4115 using a (supported) web browser . 1.4 Good Habit s for Managing the NBG41 15 Do the following things regularly to make the NBG4115 more secure and to manage the NBG4115 more effectively .
Chapter 1 Introdu cti on NBG4115 User’s Guid e 17 1.6 The WPS Button Y o ur NBG4115 supports WiFi Protected Setup (WPS), which is an easy way to set up a secure wireless network. WPS is an industry standard specification, defined by the WiFi Alliance.
Chapter 1 Introduction NBG4115 User’s Guide 18 1.7 W all Mounting Y ou may need screw anchors if moun ting on a concrete or brick wall. 1 Select a position free of obstructions on a wa ll strong enough to hold the weight of the device. 2 Mark two holes on the wall at the app r opriate distance apart for the screws.
NBG4115 User’s Guid e 19 C HAPTER 2 ZyXEL NetUSB Share Center Utility 2.1 Overview The Z yXEL NetUSB Share Center Utility allows you to work with the USB devices that are connected directly to the NBG4115 as if they are connected directly to your computer .
Chapter 2 ZyXEL NetUSB Share Center Utility NBG4115 User’s Guide 20 2.1.1 Quick Setup This section shows you how to get started using the Z yXEL NetUSB Share Center Utility . 1 Install the ZyXEL NetUSB Share Center Utility on each computer connected to the NBG4115.
Chapter 2 ZyXEL NetUSB Share Cen ter Utility NBG4115 User’s Guid e 21 2.2 The ZyXEL NetUSB Share Center Utility This section describes the Z yXEL NetUSB Share Center Utility main window . Figure 4 ZyXEL NetUSB Share Center Utility Main Window The following table describes the icons in this window .
Chapter 2 ZyXEL NetUSB Share Center Utility NBG4115 User’s Guide 22 2.2.1 The Menus This section describes the utility’ s menus. Figure 5 ZyXEL NetUSB Share Center Utility Menus The following table describes the menus in this screen. Request to Connect Some USB dev ices may not all ow automatic co nnections over the network.
Chapter 2 ZyXEL NetUSB Share Cen ter Utility NBG4115 User’s Guid e 23 2.2.2 The Share Center Configuration Window This section describes the utility’s configur ation wi ndow, which allows y ou to set certain options for the utility . These options do not apply to the USB devices connected to the NBG4115.
Chapter 2 ZyXEL NetUSB Share Center Utility NBG4115 User’s Guide 24 2.2.3 The Auto-Connect Printer Li st Window This section describes the utility’ s auto-connect printer list window . Y ou can open it by clicking the Tools > Auto-Connect Printer List menu command.
Chapter 2 ZyXEL NetUSB Share Cen ter Utility NBG4115 User’s Guid e 25 1 Connect a USB device to the NBG4115. 2 In the ZyXEL NetUSB Shar e Center Utility , select the device and click Connect .
Chapter 2 ZyXEL NetUSB Share Center Utility NBG4115 User’s Guide 26 3 The device mounts on your system. 2.4 Automatically Connecting to a USB Printer This example shows you how to set your computer to automatically connect to a shared USB printer over your NBG4115 network each time y ou log into your computer .
Chapter 2 ZyXEL NetUSB Share Cen ter Utility NBG4115 User’s Guid e 27 2 Open the ZyXEL Sharing Center Utility on the computer that you want to use to connect to the printer . Click the Connect button. Y ou may be prompted to install a printer driver or to configure other settings.
Chapter 2 ZyXEL NetUSB Share Center Utility NBG4115 User’s Guide 28.
NBG4115 User’s Guid e 29 C HAPTER 3 The Web Configurator 3.1 Overview This chapter describes how to access the NBG4115 W eb Configurator and provides an o verview of its screens. The W eb Configur ator is an HTML -based management interface that allows easy setup and management of the NBG4115 via Internet browser .
Chapter 3 The Web Configurator NBG4115 User’s Guide 30 5 Y o u should see a screen asking you to change your password (highly recommended) as shown next.
Chapter 3 The Web Configurator NBG4115 User’s Guid e 31 3.3 Resetting the NBG41 15 If you forget your password or IP address, or yo u cannot access the W eb Configur ator , you will need to use the RESET button at the back of the NBG4115 to re load the factory-default configur ation file.
Chapter 3 The Web Configurator NBG4115 User’s Guide 32 (For infor mation on the status screen in AP Mode see Chapter 5 on page 56 .) Figure 10 W eb Configurator Statu s Screen The following table describes the icons shown in the Status screen. T able 7 Status Screen Icon Key ICON DESCRIPTION Click this icon to ope n the setup wizard.
Chapter 3 The Web Configurator NBG4115 User’s Guid e 33 The following table describes the labels shown in the Status screen. T able 8 Web Configurator Status Screen LABEL DESCRIPTION Device Information System Name This is the System Name y ou enter in the Maintenance > System > General screen.
Chapter 3 The Web Configurator NBG4115 User’s Guide 34 3G Status This section displ ays only when you select the Fixed 3G Router Mode option in the NetUSB > General screen and/or attach a 3G USB dongle to the US B port.
Chapter 3 The Web Configurator NBG4115 User’s Guid e 35 3.5.1 Navigation Panel Use the sub-menus on the navigation panel to configure NBG4115 features. The following table describes the sub-menus. T able 9 Screens S ummary LINK TA B FUN CTION Status This screen shows the NBG4115’ s gener al device, system and interface status information.
Chapter 3 The Web Configurator NBG4115 User’s Guide 36 DHCP Server General Use this screen to enable the NBG4115’ s DHCP server . Advanced Use this screen to assign IP a ddresses to specif ic individual computers based on their MAC addresses and to have DNS servers assigned by the DHCP serv er .
Chapter 3 The Web Configurator NBG4115 User’s Guid e 37 3.5.2 Summary: DHCP T able DHCP (Dynamic Host Configuration Protocol, RFC 2131 and RFC 2132) allows individual clients to obtain TCP/IP configur ation at start-up from a server . Y ou can configure the NBG4115’ s LAN as a DHCP server or disable it.
Chapter 3 The Web Configurator NBG4115 User’s Guide 38 3.5.3 Summary: Packet St atistics Click the Packet Statistics (Details...) hyperlink in the Status screen. Read-only inform ation here includes port status, packet specific statistics and the "system up time".
Chapter 3 The Web Configurator NBG4115 User’s Guid e 39 connected successfully to the AP (or wireless rout er) using the same SSID, channel and security settings. Figure 13 Summary: Wireless Association List The following table describes the labels in this screen.
Chapter 3 The Web Configurator NBG4115 User’s Guide 40.
NBG4115 User’s Guid e 41 C HAPTER 4 Connection Wizard 4.1 Overview This chapter provides information on the wi zard setup screens in the W e b Configurator . 4.2 Wizard Setup The W eb Configurator’s wizard setup helps you configure your device to access the Internet.
Chapter 4 Connection Wizard NBG4115 User’s Guide 42 2 Choose a language by clicking on the language ’ s button. The screen will update. Click the Next button to proceed to the next screen. Figure 15 Select a Language 3 R ead the on-screen information and click Next .
Chapter 4 Con nection W izard NBG4115 User’s Guid e 43 Click Next to configure the NBG4115 for Internet access. Figure 17 Wizard Step 1: Sys tem Information The following table describes the labels in this screen. 4.4 STEP 2: Wireless LAN Set up your wireless LAN using the following screen.
Chapter 4 Connection Wizard NBG4115 User’s Guide 44 The following table describes the labels in this screen. Note: The wireless stations and NBG4115 must use the same SSID, channel ID , WPA -PSK (if WP A-PSK i s enabled) or WP A2-PSK (if WP A2-PSK is enabled) for wi reless communication.
Chapter 4 Con nection W izard NBG4115 User’s Guid e 45 The following table describes the labels in this screen. 4.5 STEP 3: Internet Configuration The NBG4115 offers four Internet connection types. They are Ether net , PPP over Ethernet , PPTP or Mobile 3G .
Chapter 4 Connection Wizard NBG4115 User’s Guide 46 4.5.1 Ethernet Connection Choose Ethernet when the W AN port is used as a regular Ethernet. Continue to Section 4.5.5 on page 50 . Figure 21 Wizard Step 3 : Ethernet Connection 4.5.2 PPPoE Connection Po int-to-P oint Protocol over Ethernet (PPP oE) functions as a dial-up connection.
Chapter 4 Con nection W izard NBG4115 User’s Guid e 47 By implementing PPPoE directly on the NBG4115 (r ather than individual computers), the computers on the LAN do not need PPP oE software installed, since the NBG4115 does that part of the task. Furthermore, with NA T , all of the LAN's computers will have Internet access.
Chapter 4 Connection Wizard NBG4115 User’s Guide 48 Note: The NBG4115 supports one PPTP server connection at any giv en time. Figure 23 Wizard Step 3: PPTP Conn ection The following table describes .
Chapter 4 Con nection W izard NBG4115 User’s Guid e 49 4.5.4 Mobile 3G Mobile 3G is a set of international “third generation” standards for the sending and receiving of voice, video, and wireless data in a mobile envi ronment.
Chapter 4 Connection Wizard NBG4115 User’s Guide 50 4.5.5 Y our IP Address The following wizard screen allows y ou to assign a fixed IP address or give the NBG4115 an automatically assigned IP address dependin g on your ISP or network administrator .
Chapter 4 Con nection W izard NBG4115 User’s Guid e 51 Note: R e gardless of yo ur particular situatio n, do not create an arbitrary IP address; always foll ow the guidelines above.
Chapter 4 Connection Wizard NBG4115 User’s Guide 52 4.5.9 W AN IP and DNS Server Address Assig nment The following wizard screen allows you to assign a fixed WAN IP address and DNS server addresses.
Chapter 4 Con nection W izard NBG4115 User’s Guid e 53 4.5.10 W AN MAC Address Every Ethernet device has a unique MAC (Media Access Control) 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 Connection Wizard NBG4115 User’s Guide 54 4.6 Connection Wizard Complete Click Finish to complete the wizard setup. Figure 28 Connection Wizard Complete Y ou have successfully set up your NBG4115 to operate on your network and access the Internet.
NBG4115 User’s Guid e 55 C HAPTER 5 AP Mode 5.1 Overview This chapter discusses how to configure settings while your NBG4115 is set to AP Mode . Many screens that are av ailable in Router Mode are not available in AP Mode . Note: See Chapter 6 on page 61 for an exampl e of setting up a wireless network in AP mode.
Chapter 5 AP Mode NBG4115 User’s Guide 56 2 T o set your NBG4115 to AP Mode , go to Maintenance > Sys OP Mode > General and select Access Point. Figure 30 Maintenance > Sys OP Mode > Gener al 3 A pop-up appears providing information on this mode.
Chapter 5 AP Mode NBG4115 User’s Guid e 57 The following table describes the labels shown in the Status screen. T able 25 Web Configurator Status Screen LABEL DESCRIPTION Device Information System Name This is the System Name y ou enter in the Maintenance > Syst em > General screen.
Chapter 5 AP Mode NBG4115 User’s Guide 58 5.3.1 Navigation Panel Use the menu in the navigation panel to configure NBG4115 features in AP Mode . The following screen and table show the features you can configure in AP Mode . Figure 32 Menu: AP Mode The following table describes the sub-menus.
Chapter 5 AP Mode NBG4115 User’s Guid e 59 5.4 LAN Settings Use this section to configure your LAN settings while in AP Mode . Click Network > LAN to see the screen below. Note: If you change the IP ad dress of the NB G4115 in the screen below , you will need to log into the NBG4115 again using the new IP address.
Chapter 5 AP Mode NBG4115 User’s Guide 60 5.5 WLAN and Maintenance Settings The configuration of wireless and maintenance settings in AP Mode is the same as for Router Mode . •S e e Wireless LAN (77) for information on the configuring your wireless network.
NBG4115 User’s Guid e 61 C HAPTER 6 Tutorials 6.1 Overview This chapter provides tutorial s for setting up you r NBG4115. 6.2 Set Up a 3G Connection This section shows you how to mak e a 3G connection with your NBG4115. There are two ways to set up your 3G options.
Chapter 6 Tutorials NBG4115 User’s Guide 62 2 When presented with the option to choose either Wizard or Advanced , click Go to Advanced setup . 3 Expand the Network submenu on the navigation pan e, then click WAN .
Chapter 6 Tutorials NBG4115 User’s Guid e 63 4 From the Connection Type menu, select Mobile 3G then configure your 3G settings when the screen updates itself .
Chapter 6 Tutorials NBG4115 User’s Guide 64 1 In the W eb Configur ator , expand the navigation pane’ s Management category and then select Bandwidth MGMT 2 Select the Advanced tab.
Chapter 6 Tutorials NBG4115 User’s Guid e 65 Note: If you need to customize specific ports, go to the next step . Otherwise, skip ahead to step 5. 4 T o create a custom QoS setting for a specific ga.
Chapter 6 Tutorials NBG4115 User’s Guide 66 6.4.1 Push Button Configuration (PBC) 1 Make sure that your NB G4115 is turned on and that it is within r ange of your computer . 2 Make sure that you have installed the wireless client (this example uses the NWD210N) driver and utility in your notebook.
Chapter 6 Tutorials NBG4115 User’s Guid e 67 The following figure shows you an example to set up wireless network and securit y by pressing a button on both NBG4115 and wirele ss client (the NWD210N i n this example). Figure 34 Example WPS Process: PBC Method 6.
Chapter 6 Tutorials NBG4115 User’s Guide 68 The following figure shows you the example to se t up wireless network and security on NBG4115 and wireless client (ex. NWD210N in this example) by using PIN method. Figure 35 Example WPS Process: PIN Method 6.
Chapter 6 Tutorials NBG4115 User’s Guid e 69 3 Enter SSID _Example3 as the SSID and select a channel. 4 Set security mode to WPA-PSK and enter ThisismyWPA-PSKpre-sharedkey in the Pre-Shared Key field. Click Apply . Figure 36 T utorial: Network > Wireless LAN > General 5 Open the Status screen.
Chapter 6 Tutorials NBG4115 User’s Guide 70 6.5.1 Configure Y our No tebook Note: W e use the Z yXEL M-302 wireless adap ter utility screens as an example for the wireless client. The screens may vary for diff erent models. 1 The NBG4115 supports IEEE 802.
Chapter 6 Tutorials NBG4115 User’s Guid e 71 6 The Confirm Save window appears. Check your settings and click Save to continue. Figure 40 Confirm Save 7 Check the status of your wireless connection in the screen below . If your wireless connection is weak or you ha ve no connection, see the T roubleshooting section of this User’s Guide.
Chapter 6 Tutorials NBG4115 User’s Guide 72 In the Priority Queue table, V oIP and e-mail services are already pre-defined. However , you still need to add MSN Messenger in the list (refer to Section 6.6.2 on page 72 ). In the following screen, you set the priorities for V oIP and e-mail.
Chapter 6 Tutorials NBG4115 User’s Guid e 73 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 should now ha ve the V oIP , e- mail and MSN Messenger services priorities set to High .
Chapter 6 Tutorials NBG4115 User’s Guide 74 After adding these services, go to Managem e nt > Bandwidth MGMT > Advanced and check if you have th e correct v alues. Figure 45 T utorial: Bandwidth Allocation Example Note: The Policy column displays either Max (maximum) or Min (minimum).
75 P ART II T echnical Reference.
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NBG4115 User’s Guid e 77 C HAPTER 7 Wireless LAN 7.1 Overview This chapter discusses how to configure the wire less network settings in your NBG4115. See the appendices for more detailed information about wireless networks. The following figure provides an example of a wireless network.
Chapter 7 Wireless LAN NBG4115 User’s Guide 78 •U s e t h e WPS screen ( Section 7.6 on page 92 ) to quickly set up a wireless network with strong security , without having to configure security settings manually . •U s e t h e WPS Station screen ( Section 7.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 79 This type of security does n ot protect the info rmation that is sent in the wireless network. Furthermore, there are ways for unauthorized de vices to get the MAC address of an authoriz ed wireless client.
Chapter 7 Wireless LAN NBG4115 User’s Guide 80 Note: It is recommended that wireless ne tworks use WPA-PSK , WPA , or stronger encryption. IEEE 802.1x and WEP encryption ar e better than none at all, but it is still possible for unauthori zed devices to fi gure out the original information pretty quickly .
Chapter 7 Wireless LAN NBG4115 User’s Guid e 81 Click Network > Wireless LAN to open the General screen. Figure 47 Network > Wireless LAN > General The followi ng table describ es the gener a l wireless LAN labels in this screen.
Chapter 7 Wireless LAN NBG4115 User’s Guide 82 See the rest of this chapter for inform at ion on the other labels in this screen. 7.2.1 No Security Select No Security to allow wireless stations to communicate with the access po ints without any data encryption.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 83 7.2.2 WEP Encryption WEP encryption scrambles the data tr ansmitted between the wireless stations and the access points to keep network communications private. It encr ypts unicast and multicast communications in a network.
Chapter 7 Wireless LAN NBG4115 User’s Guide 84 The following table describes the wireless LAN security labels in this screen. T able 33 Network > Wireless LAN > General: Static WEP LABEL DESCRIPTION WEP Encryption Select 64-bit WEP or 128-bit WEP to enable data encryption.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 85 7.2.3 WP A-PSK/WP A2-PSK Click Network > Wireless LAN to display the General screen. Select WPA-PSK or WPA2-PSK from the Security Mode list. Figure 50 Network > Wireless LAN > General: WPA -PS K/WP A2-PSK The following table describes the labels in this screen.
Chapter 7 Wireless LAN NBG4115 User’s Guide 86 7.3 MAC Filter The MAC filter screen allows you to configure the NBG4115 to give exclusive access to up to 16 devices (Allow) or exclude up to 16 devices from accessing the NBG4115 (Deny). Every Ethernet device has a unique MAC (Media Access Control) address.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 87 7.4 Advanced Click Network > Wireless LAN > Advanc ed . The screen appears as shown. Figure 52 Network > Wireless LAN > Advanced The following table describes the labels in this screen. Apply Click Apply to save your changes back to the NBG4115.
Chapter 7 Wireless LAN NBG4115 User’s Guide 88 Preamble A preamble affects t he timing in your wireless network. There are two pre amble modes: long and short. If a device uses a different preamble mode than the NBG4115 does, it cannot comm unicate with the NBG4115.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 89 7.5 QoS The QoS screen allows you to automatically give a se rvice (such as e-mail, V oIP or F TP) a priority level. Click Network > Wireless LAN > QoS . The following screen appears. Figure 53 Network > Wireless LAN > QoS The following table describes the labels in this screen.
Chapter 7 Wireless LAN NBG4115 User’s Guide 90 7.5.1 Application Priority Configuration Use this screen to edit a WMM QoS application entry . Click the edit icon under Modify .
Chapter 7 Wireless LAN NBG4115 User’s Guid e 91 Service The foll owing is a descr iption of the appl ications you can p rioritize with W MM QoS. Select a service from the drop-down list box. • E-Mail Electronic ma il consists of mes sages sent throu gh a computer netw ork to specific groups or individuals.
Chapter 7 Wireless LAN NBG4115 User’s Guide 92 7.6 WPS 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 ta b. Figure 55 WPS The following table describes the labels in this screen.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 93 7.7 WPS S t ation Use this screen when you want to add a wireless station using WPS . T o open this screen, click Network > Wireless LAN > WPS Station tab.
Chapter 7 Wireless LAN NBG4115 User’s Guide 94 7.8 Scheduling Use this screen to set the times your wireless LAN is turned on and off . Wireless LAN scheduling is disabled by default. The wireless LAN can be schedul ed to turn on or off on certain days an d at certain times.
Chapter 7 Wireless LAN NBG4115 User’s Guid e 95.
Chapter 7 Wireless LAN NBG4115 User’s Guide 96.
NBG4115 User’s Guid e 97 C HAPTER 8 WAN 8.1 Overview This chapter discusses the NBG4115’ s WAN screens. Use these screens to configure your NBG4115 for Internet access. A WAN (Wide Area Network) connection is an outside connection to another network or the Internet.
Chapter 8 WAN NBG4115 User’s Guide 98 •U s e t h e Advanced ( Section 8.5 on page 11 0 ) screen to enable multicasting, configure Windows networking and bridge. 8.2.1 What Y ou Need T o Kn ow The following terms and concepts may he lp as y ou read through this chapter .
Chapter 8 WAN NBG4115 User’s Guid e 99 Multicast T raditionally , IP packets are transmitted in one of ei ther two wa ys - Unicast (1 sender - 1 recipient) or Broadcast (1 sender - everybody on the networ k). Multicast delivers IP packets to a group of hosts on the network - not everybody and not just 1.
Chapter 8 WAN NBG4115 User’s Guide 100 and all the interfaces (LAN, WAN and WLAN) are bri dged. In this mode, your NA T , D HCP server and firewall on the NBG4115 are not a vailable. Y ou do not have to reconfigure them if y ou return to router mode.
Chapter 8 WAN NBG4115 User’s Guid e 101 Click Network > WAN > General . The screen appears as shown. Figure 61 Network > WAN > General The following table describes the labels in this screen.
Chapter 8 WAN NBG4115 User’s Guide 102 8.4 The W AN1 Internet Connection Screen Use this screen to change your NBG4115’ s Internet access settings for a wired WAN connection. Click Network > WAN or click Network > WAN > WAN1 if y ou select the Fixed 3G Router Mode option in the NetUSB > General screen.
Chapter 8 WAN NBG4115 User’s Guid e 103 8.4.1 Ethernet This screen displays when you select the Ethernet connection t ype. Figure 62 Network > WAN > Internet Connection : Ethernet Encapsulation The following table describes the labels in this screen.
Chapter 8 WAN NBG4115 User’s Guide 104 8.4.2 PPPoE The NBG4115 supports PPPoE (P oint-to-P oint Protocol over Ethernet). PPPoE is an IETF stan dard (RFC 2516) specifying how a personal computer (PC) interacts with a broadband modem (DSL, cable, wireless, etc.
Chapter 8 WAN NBG4115 User’s Guid e 105 This screen displays when you select the PPPoE connection type. Figure 63 Network > WAN > Internet Connection : PPPoE The following table describes the labels in this screen.
Chapter 8 WAN NBG4115 User’s Guide 106 8.4.3 PPTP Po int-to-P oint T unneling Protocol (PPTP) is a networ k protocol that enables secure transfer of data from a remote client to a priv ate server , creating a Virtual Private Network (VPN) using TCP/IP- based networks.
Chapter 8 WAN NBG4115 User’s Guid e 107 This screen displays when you select the PPTP connection type. Figure 64 Network > WAN > Internet Connection : PPTP The following table describes the labels in this screen.
Chapter 8 WAN NBG4115 User’s Guide 108 8.4.4 Mobile 3G 3G is an International T elecommunication Union (I TU) mobile networking standard that provides high-speed connectivity , greater network capacity , and a significantly improved broadcast range to compatible devices.
Chapter 8 WAN NBG4115 User’s Guid e 109 This screen displays when you select the Mobile 3G connection type or click Network > WAN > 3G(WAN2) if you select the Fixed 3G Router Mode option in the NetUSB > General screen. Figure 65 Network > WAN > Internet Connection : Mobile 3G The following table describes the labels in this screen.
Chapter 8 WAN NBG4115 User’s Guide 11 0 8.5 The Advanced Screen Use this screen to enable Multicast , allow Windows Networking and enable Auto-bridge or Auto-IP-Change . Note: The three categories sh own in this screen are ind e pendent of each other .
Chapter 8 WAN NBG4115 User’s Guid e 111 T o change your NBG4115’s advanced W AN settings, click Network > WAN > Advanced . The screen appears as shown. Figure 66 Network > WAN > Adv anced The following table describes the labels in this screen.
Chapter 8 WAN NBG4115 User’s Guide 11 2 Enable Aut o-IP- Change mode Select this op tion to have t he NB G4115 change its LAN IP address to 10.0.0.1 or 192.168 .1.1 accordingly when the NBG4115 gets a dynamic WA N IP address in the same subnet as the LAN IP address 192.
NBG4115 User’s Guid e 11 3 C HAPTER 9 LAN 9.1 Overview This chapter describes how to configure LAN settings. A Local Area Network (LAN) is a shared communication system to which many computers are attached. A LAN is a computer network limited to the immediate area, usually the same b uilding or floor of a building.
Chapter 9 LAN NBG4115 User’s Guide 11 4 LAN and W AN IP Addresses The actual physical connection determines whether the NBG4115 ports are LAN or WAN ports. There are two separate IP networks, one inside the LAN network and the other outside the WA N network as shown next.
Chapter 9 LAN NBG4115 User’s Guid e 11 5 Apply Click Apply to save your changes back to the NBG4115. Res et Click Reset to begin configuring this screen afresh.
Chapter 9 LAN NBG4115 User’s Guide 11 6.
NBG4115 User’s Guid e 11 7 C HAPTER 10 DHCP Server 10.1 Overview DHCP (Dynamic Host Configuration Protocol, RFC 2131 and RFC 2132) allows individual clients to obtain TCP/IP configur ation at start-up from a server . Y ou can configure the NBG4115’ s LAN as a DHCP server or disable it.
Chapter 10 DHCP Server NBG4115 User’s Guide 11 8 LAN TCP/IP The NBG4115 has built-in DHCP server capability that assigns IP addresses and DNS servers to systems that support DHCP client capability . R efer to the Se ction 4.5.8 on page 51 section for information on System DNS Serv ers.
Chapter 10 DHCP Server NBG4115 User’s Guid e 11 9 10.3 Advanced This screen allows you to assign IP addresses on the LAN to specific individual computers based on their MAC addresses. Y ou can also use this screen to configure the DNS server information that the NBG4115 sends to the DHCP clients.
Chapter 10 DHCP Server NBG4115 User’s Guide 120 10.4 Client List The DHCP table shows current DHCP client information (including IP Address , Host Name and MAC Address ) of network clients using the NBG4115’ s DHCP servers. Configure this screen to always assign an IP address to a MAC address (and host name).
Chapter 10 DHCP Server NBG4115 User’s Guid e 121 The following table describes the labels in this screen. T able 50 Network > DHCP Server > Client List LABEL DESCRIPTION # This is the index number of the host compu ter . IP Address This field displays the IP addr ess relative to the # field li sted above.
Chapter 10 DHCP Server NBG4115 User’s Guide 122.
NBG4115 User’s Guid e 123 C HAPTER 11 NAT 1 1.1 Overview NA T (Network Address T ranslation - NA T , RFC 1631) is the translation of the IP address of a host in a packet. F or example, the source address of an outgoing packet, used within one network is changed to a different IP address known within another network.
Chapter 11 NAT NBG4115 User’s Guide 124 •U s e t h e Advanc ed ( Section 11.5.3 on page 130 ) screen to change your NBG4115’s trigger port settings. 1 1.1.2 What Y ou Need T o Know The following terms and concepts may he lp as y ou read through this chapter .
Chapter 11 NAT NBG4115 User’s Guid e 125 all incoming inquiries, thus preventing intruders from probing your n etwork. For more information on IP address tran slation, refer to RFC 1631 , The IP Network Address Translator (NAT) . How NA T Works Each packet has two addresses – a source address and a destination address.
Chapter 11 NAT NBG4115 User’s Guide 126 The following table describes the labels in this screen. 1 1.3 Application Port forw arding allows you to define the local servers to which the incoming services will be forwarded. T o change your NBG4115’s port forwarding settings, click Network > NAT > Application .
Chapter 11 NAT NBG4115 User’s Guid e 127 Re fe r to Appendix E on page 257 for port numbers commonly used for particular services. Figure 75 Network > NA T > Application The following table describes the labels in this screen.
Chapter 11 NAT NBG4115 User’s Guide 128 Local Sta rt/End Port Public Start/End Port This field displays the port number(s). Server IP Address This field displa ys the inside IP address of the server . Modify Click the Edit icon to displa y and modify an ex isting rule setting in the fields under Add Application Rule .
Chapter 11 NAT NBG4115 User’s Guid e 129 1 1.4 Advanced T o change your NBG4115’s trigger port settings, click Network > NAT > Advan ced . The screen appears as shown. Note: Only one LAN comp uter can use a trigger port (r ange) at a time. Figure 76 Network > NA T > Advanced The following table describes the labels in this screen.
Chapter 11 NAT NBG4115 User’s Guide 130 1 1.5 T echnical Reference The following section contains additional tec hnical information about the NBG4115 features described in this chapter .
Chapter 11 NAT NBG4115 User’s Guid e 131 use the same service on a different LAN comp uter , you have to manually replace the LAN computer's IP address in the forwarding port with another LAN computer's IP address. T rigger port forwarding solves this problem by a llowing computers on the LAN to dynamically take turns using the service.
Chapter 11 NAT NBG4115 User’s Guide 132.
NBG4115 User’s Guid e 133 C HAPTER 12 DDNS 12.1 Overview Dynamic Domain Name Service (DDNS) services le t y ou use a fixed domain name w ith a dynamic IP address. Users can always use the same domain name instead of a different dynamic IP address that changes each time to connect to th e NBG4115 or a server in your network.
Chapter 12 DDNS NBG4115 User’s Guide 134 The following table describes the labels in this screen. T able 55 Dynamic DNS LABEL DESCRIPTION Dynamic DNS Setup Enable Dynami c DNS Select this check box to use dynamic DNS . Service Provider Select the name of your Dy namic DNS service provi der .
NBG4115 User’s Guid e 135 C HAPTER 13 Firewall 13.1 Overview Use these screens to enable and configure the fire wall that protects your NBG4115 and your LAN from unwanted or m alicious traffic. Enable the firewall to protect your LAN computers from attacks by hack ers on the Internet and control access between the LAN and W AN.
Chapter 13 Firewall NBG4115 User’s Guide 136 What is a Firewall? Originally , the term “firewall” referred to a construc tion technique designed to prevent the spread of fire from one room to another . The networking term "firewall" is a system or group of systems that enforces an access-control policy between two ne tworks.
Chapter 13 Firewall NBG4115 User’s Guid e 137 4 Don't enable any local service (such as NTP) that you don't use. Any enabled servic e could present a potential security risk. A determined hacker migh t be able to find creati v e ways to misuse the enabled services to access the firewall or the network.
Chapter 13 Firewall NBG4115 User’s Guide 138 Click Security > Firewall > Ser vices . The screen appears as shown next. Figure 82 Security > Firewall > Services l The following table describes the labels in this screen.
NBG4115 User’s Guid e 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 create an d enforce Internet access policies tailored to your needs.
Chapter 14 Content Filtering NBG4115 User’s Guide 140 14.2 Filter Use this screen to restrict web features, add keywords for blocking and designate a trusted computer . Cl ick Security > Content Filter to open the Filter screen. Figure 83 Security > Content Filter > Filter The following table describes the labels in this screen.
Chapter 14 Content Filtering NBG4115 User’s Guid e 141 14.3 T echnical Reference The following section contains additional tec hnical information about the NBG4115 features described in this chapter .
Chapter 14 Content Filtering NBG4115 User’s Guide 142.
NBG4115 User’s Guid e 143 C HAPTER 15 Static Route 15.1 Overview This chapter shows you how to configure static routes for your NBG4115. The NBG4115 usually uses the default gateway to route outbound tr affic from computers on the LAN to the Internet.
Chapter 15 Static Route NBG4115 User’s Guide 144 15.2 IP S t atic Route Use this screen to view existing static route rules. Click Management > Static Route to open th e IP Static Route screen. The following screen displays. Figure 85 Management > Static R oute > IP Static R oute The following table describes the labels in this screen.
Chapter 15 Static Route NBG4115 User’s Guid e 145 15.2.1 S t atic Rout e Setup Screen T o edit a static route, click the edit icon under Modify . The following screen displays.
NBG4115 User’s Guid e 146 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 to sp ecify bandwidth management rules based on an application.
Chapter 16 Band width Management NBG4115 User’s Guid e 147 • The sum of the bandwidth allotments that apply to the W AN interface (LAN to WAN, WLAN to W AN) must be less than or equal to the Uplink value that y ou configure in the Bandwidth Management General screen.
Chapter 16 Bandwidth Management NBG4115 User’s Guide 148 16.3 Advanced Use this screen to configure bandwidth managements rule for the pre-defined services or applications. Use this screen to configure bandwidth managements r ule for specific protocols on an IP or IP ran ge .
Chapter 16 Band width Management NBG4115 User’s Guid e 149 Click Management > Bandwidth MGMT > Advanced to open the bandwidth management Advanced screen. Figure 89 Management > Bandwidth MGMT > Adva nced The following table describes the labels in this screen.
Chapter 16 Bandwidth Management NBG4115 User’s Guide 150 Servi ce This is the name of the service. Y ou can also enter the name (up to 10 keyboard char acters) of a service you want to add in the priori ty queue (for example, Messenger ). Priority Select a priori ty from the drop down list box.
Chapter 16 Band width Management NBG4115 User’s Guid e 151 16.3.1 Pre-Configured Gaming Port s The following gaming ports are preconfigured on your NBG4115 and are enabled when you select the ‘gaming’ Service in this screen: 16.
Chapter 16 Bandwidth Management NBG4115 User’s Guide 152 T able 64 Management > Bandwid th MGMT > Advanced: Allocation Setup 16.3.4 Predefined Bandwid th Management Services The following is a.
Chapter 16 Band width Management NBG4115 User’s Guid e 153 16.3.5 Services and Port Numbers See Appendix E on page 257 for commonly used services and port numbers. V o IP (SIP) Sending voice signals over the In ternet is called Voice over IP or V oIP .
NBG4115 User’s Guid e 154 C HAPTER 17 Remote Management 17.1 Overview This chapter provides information on the R emote Management screens. Remote management allows you to determine which services/protocols can access which NBG4115 interface (if any) from wh ich computers.
Chapter 17 Remote Mana gement NBG4115 User’s Guid e 155 System Timeout There is a default system management idle timeout of five m inutes (three hundred seconds). The NBG4115 automatically logs you out if th e manageme nt session remains idle for longer than this timeout period.
NBG4115 User’s Guid e 156 C HAPTER 18 UPnP 18.1 Overview This chapter introduces the UPnP feature in the W eb Configurator . Universal Plug and Play (UPnP) is a distributed, open networking standard that uses T CP/IP for simple peer-to-peer network connectivit y between devices.
Chapter 18 UPnP NBG4115 User’s Guid e 157 Cautions with UPnP The automated nature of NA T trav ersal applications in establishing their own services and opening firewall ports may present network security issues. Network information and configur ation may also be obtained an d modified by users in some network environments.
Chapter 18 UPnP NBG4115 User’s Guide 158 18.3 T echnical Reference The following section contains additional tec hnical information about the NBG4115 features described in this chapter . 18.3.1 Inst alling UPnP in Windows XP Follow the steps below to install the UPnP in Windows XP .
Chapter 18 UPnP NBG4115 User’s Guid e 159 5 In the Networking Services window , select the Universal Plug and Play check box. Figure 95 Networking Services 6 Click OK to go back to the Windows Optional Networ king Component Wizard window and click Next .
Chapter 18 UPnP NBG4115 User’s Guide 160 3 In the Internet Connection Properties window , click Settings to see the port mappings there were automatically created. Figure 97 Internet Connection Properties 4 Y ou may edit or delete the port mappings or click Add to manually add port mappings.
Chapter 18 UPnP NBG4115 User’s Guid e 161 6 Select Show icon in n otification area wh en connected option and click OK . An icon displays in the system tray . Figure 100 Sys te m T ray I co n 7 Double-click on the icon to display your cur rent Internet connection status.
Chapter 18 UPnP NBG4115 User’s Guide 162 3 Select My Network Places und er Other Places . Figure 102 Network Connections 4 An icon with the description for each UPnP-e nabled device displays under Local Network . 5 Right-click on the icon for y our NBG4115 and select Invoke .
Chapter 18 UPnP NBG4115 User’s Guid e 163 6 Right-click on the icon for your NBG4115 and select Properties . A properties window displays with basic information about the NBG4115.
NBG4115 User’s Guid e 164 C HAPTER 19 WoL 19.1 Overview W ake On LAN (W oL) allows you to remotely turn on a device on the network, such as a computer , storage device or media server . T o use this feat ure the remote hardware (for example the network adapter on a computer) must support W ake On LAN using the “Magic P acket” method.
Chapter 19 WoL NBG4115 User’s Guid e 165 The following table describes the labels in this screen. T able 68 Management > W oL LABEL DESCRIPTION W ake On LAN over WAN Settings Enable WOL ov er W A.
NBG4115 User’s Guid e 166 C HAPTER 20 NetUSB 20.1 Overview NetUSB allows you to connect a USB device or USB to the NBG4115 and then share it across your network. Y ou can also connect a wireless 3G USB dongle to the NBG4 115 and share high speed 3G access to the Internet across both your LAN or WLAN.
Chapter 20 NetUSB NBG4115 User’s Guid e 167 20.2 The NetUSB General Screen Use this screen to configure your NetUSB settings.Click th e Management > NetUSB to open the following screen. Figure 106 Management > NetUSB > General The following table describes the labels in this screen.
Chapter 20 NetUSB NBG4115 User’s Guide 168.
NBG4115 User’s Guid e 169 C HAPTER 21 System 21.1 Overview This chapter provides information on the Syst em screens. See the chapter about wizard setup for mo re information on the next few screens. 21.1.1 What Y ou Can Do in this Chapter •U s e t h e General screen ( Section 21.
Chapter 21 System NBG4115 User’s Guide 170 The following table describes the labels in this screen. T able 70 Maintenance > System > General LABEL DESCRIPTION System S etup System N ame System Name is a unique name to id enti fy the NBG4115 in an Ethernet network.
Chapter 21 System NBG4115 User’s Guid e 171 21.3 T ime Setting T o change your NBG4115’ s time and date, click Maintenance > System > Time Setting . The screen appears as shown. Use this screen to config ure the NBG4115’s time based on your local time zone.
Chapter 21 System NBG4115 User’s Guide 172 New Time (hh:mm:ss) This field displa ys the last updated time from the time serv er or the last time configured manually . When you set Time and Date Setup to Manua l , enter the n ew time in this field and then click Apply .
Chapter 21 System NBG4115 User’s Guid e 173 Apply Click Apply to save your changes back to the NBG4115. Res et Click Reset to begin configuring this screen afresh.
NBG4115 User’s Guid e 174 C HAPTER 22 Logs 22.1 Overview This chapter contains information about configur ing gener al log settings and viewing the NBG4115’s logs. Refer to the appendices for example log message explanations. The W eb Configurator allows you to look at all of the NBG4115’s logs in one location.
Chapter 22 Logs NBG4115 User’s Guid e 175 The following table describes the labels in this screen. T able 72 Maintenance > Logs > View Log LABEL DESCRIPTION Refresh Click Refresh to renew the log screen. Clear Log Click Clear Log to delete all the logs.
NBG4115 User’s Guid e 176 C HAPTER 23 Tools 23.1 Overview This chapter shows you how to upload a new firmware, upload or sav e ba ckup configuration files and restart the NBG4115. 23.1.1 What Y ou Can Do in this Chapter •U s e t h e Firmware screen ( Section 23.
Chapter 23 Tools NBG4115 User’s Guid e 177 The following table describes the labels in this screen. Note: Do not turn off the NBG4115 while firm ware upload is in progress! After you see the Firmware Upload In Process screen, wait two minutes before logging into the NBG4115 again.
Chapter 23 Tools NBG4115 User’s Guide 178 23.3 Configuration Click Maintenance > Tools > Configuration . Information related to factory defaults, backup configuration, and restoring conf iguration appears as shown next. Figure 1 14 Maintenance > T ools > Configuration 23.
Chapter 23 Tools NBG4115 User’s Guid e 179 After you see a “configur ation upload successful” screen, you must then w ait one minute before logging into the NBG4115 again. Figure 1 15 Configuration Restore Successful The NBG4115 automatically restarts in this time causing a temporary network disconnect.
Chapter 23 Tools NBG4115 User’s Guide 180 23.4 Rest art System restart allows you to reboot th e NBG4115 without turning the power off . Click Maintenance > Tools > Restart . Click Restart to have the NBG4115 reboot. This does not affect the NBG4115's configuration.
NBG4115 User’s Guid e 181 C HAPTER 24 Sys OP Mode 24.1 Overview The Sys OP Mode (System Oper ation Mode) function lets you configure whether your NBG4115 is a router or AP . Y ou can choose between Router Mode and AP Mode depending on your network topology and the features you require from your device.
Chapter 24 Sys OP Mode NBG4115 User’s Guide 182 AP An AP extends one network and so has just on e IP address. All Ethernet ports on the AP hav e the same IP address. T o connect to the Internet, another device, such as a router , is required. Figure 120 IP Address in AP Mode 24.
Chapter 24 Sys OP Mode NBG4115 User’s Guid e 183 • The LAN IP address of the device on the local network is set to 192.168.1.1. • Y ou can configure the IP address settings on your W AN port. Contact your ISP or system administrator for more information on appropriate settings.
NBG4115 User’s Guid e 184 C HAPTER 25 Language 25.1 Overview This chapter shows you how to change th e W eb Configurator’s displa y language. 25.2 Language Use this screen to change the language for the W eb Configurator display . Click the language you prefer .
NBG4115 User’s Guid e 185 C HAPTER 26 Troubleshooting 26.1 Overview This chapter offers some suggestions to solve problems you might encounter . The potential problems are divided into the following categories.
Chapter 26 Troubleshooting NBG4115 User’s Guide 186 5 If the problem continues, contact the v e ndor . 26.3 NBG41 15 Access and Login I don’t know the IP address of my NBG4115.
Chapter 26 Troubleshooting NBG4115 User’s Guid e 187 • If you changed the IP address and hav e forgotten it, see the troubleshooting suggestions for I don’t know the IP addre ss of my NBG4115. 2 Check the hardware connections, and make sure th e LEDs are behaving as expected.
Chapter 26 Troubleshooting NBG4115 User’s Guide 188 26.4 Internet Access I cannot access the In ternet. 1 Check the hardware connections, and make sure th e LEDs are behaving as expected. See the Quick Start Guide. 2 Make sure you entered y our ISP account information correctly in the wizard.
Chapter 26 Troubleshooting NBG4115 User’s Guid e 189 3 Reboot the NBG4115. 4 If the problem continues, contact the network admi nistrator or vendor , or try one of the advanced suggestions. Advanced Suggestion • Check the settings for QoS. If it is disabled, you might consider activating it.
Chapter 26 Troubleshooting NBG4115 User’s Guide 190 4 Make sure your computer (with a wireless adapter in stalled) is within the transmission range of the NBG4115. 5 Check that both the NBG4115 and your wireless station are using the same wireless and wireless security settings.
Chapter 26 Troubleshooting NBG4115 User’s Guid e 191 1 Disconnect the problematic USB device, then reconnect it to the NBG4115. 2 Ensure that the USB device in question has power . 3 Check your cable connections. 4 R estart the NBG4115 by disconnecting the power and then reconnecting it.
Chapter 26 Troubleshooting NBG4115 User’s Guide 192.
NBG4115 User’s Guid e 193 A PPENDIX A Pop-up Windows, JavaScript s and Java Permissions In order to use the web configur ator you need to allow: • W eb browser pop-up windows from your device. • Jav aScripts (enabled by default). • Jav a permissions (enabled by default).
Appendix A P o p-up Windows, Java Scripts and Java Permissions NBG4115 User’s Guide 194 2 Clear the Block pop-ups check box in the Pop-up Blocker section of the screen. This disables any web pop-up blockers you may have enabled. Figure 126 Internet Options: Privacy 3 Click Apply to save this setting.
Appendix A Pop-up Windows, JavaScripts an d Java Permissi ons NBG4115 User’s Guid e 195 2 Select Settings… to open the Pop-up Bloc ker Settings screen. Figure 127 Internet Options: Privacy 3 T ype the IP address of your device (the web page that you do not want to hav e blocked) with the prefix “http://” .
Appendix A P o p-up Windows, Java Scripts and Java Permissions NBG4115 User’s Guide 196 4 Click Add to move the IP address to the list of Allowed sites . Figure 128 Pop-up Block er Settings 5 Click Close to return to the Privacy screen. 6 Click Apply to save this setting.
Appendix A Pop-up Windows, JavaScripts an d Java Permissi ons NBG4115 User’s Guid e 197 1 In Internet Explorer , click Tools , Internet Options and then the Security tab. Figure 129 Internet Options: Security 2 Click the Custom Level... button. 3 Scroll down to Scripting .
Appendix A P o p-up Windows, Java Scripts and Java Permissions NBG4115 User’s Guide 198 6 Click OK to close the window. Figure 130 Security Settings - Jav a Scripting Java Permissions 1 From Internet Explorer , click Tools , Internet Opti on s and then the Security tab.
Appendix A Pop-up Windows, JavaScripts an d Java Permissi ons NBG4115 User’s Guid e 199 5 Click OK to close the window. Figure 131 Security Settings - Jav a JA V A (Sun) 1 From Internet Explorer , click Tools , Internet Opti on s and then the Advance d tab .
Appendix A P o p-up Windows, Java Scripts and Java Permissions NBG4115 User’s Guide 200 3 Click OK to close the window. Figure 132 Java (Sun) Mozilla Firefox Mozilla Firefox 2.0 screens are used here. Screens for other v ersions may vary slightly . The steps below apply to Mozilla Firefox 3.
Appendix A Pop-up Windows, JavaScripts an d Java Permissi ons NBG4115 User’s Guid e 201 Click Content to show the screen below . Select the check boxes as shown in the following screen. Figure 134 Mozilla Firefox Content Security Opera Opera 10 screens are used here.
Appendix A P o p-up Windows, Java Scripts and Java Permissions NBG4115 User’s Guide 202 Allowing Pop-Ups From Opera, click Tools , then Preferences . In the General tab, go to Choo se how you prefer to handle pop-ups and select Open all pop-ups . Figure 135 Opera: Allowing P op-Ups Enabling Java From Opera, click Tools , then Preferences .
Appendix A Pop-up Windows, JavaScripts an d Java Permissi ons NBG4115 User’s Guid e 203 T o customize JavaScript behavior in th e Opera browser , click JavaScript Options . Figure 137 Opera: Jav aScript Options Select the items you want Opera’ s JavaScript to apply .
Appendix A P o p-up Windows, Java Scripts and Java Permissions NBG4115 User’s Guide 204.
NBG4115 User’s Guid e 205 A PPENDIX B IP Addresses and Subnetting This appendix introduces IP addresses a nd subnet masks. IP addresses identify individual devices on a network. Ev ery networking device (including computers, servers, routers, printers, etc.
Appendix B I P Addresses and Subnetting NBG4115 User’s Guide 206 The following figure shows an example IP address in which the first three octets (192.
Appendix B IP Addresses and Subnetting NBG4115 User’s Guid e 207 Subnet masks are expressed in dotted decimal nota tion just like IP addresses. The following examples show the binary and decimal notation for 8-bit, 16-bit, 24-bit and 29-bit subnet masks.
Appendix B I P Addresses and Subnetting NBG4115 User’s Guide 208 Subnetting Y ou can use subnetting to divide one network into multiple sub-networks. In the following e xample a network administrator creates two sub-networks to isolate a group of servers from the rest of the company network for security reasons.
Appendix B IP Addresses and Subnetting NBG4115 User’s Guid e 209 The following figure shows the company netw ork after subnetting . There are now two sub- networks, A and B .
Appendix B I P Addresses and Subnetting NBG4115 User’s Guide 210 Example: Eight Subnet s Similarly , use a 27-bit mask to create eight subn ets (000, 001, 010, 011, 100, 101, 110 and 11 1). Subnet Address: 192.168.1.0 Lowest Host ID: 192.16 8.1.1 Broadcast Address: 192.
Appendix B IP Addresses and Subnetting NBG4115 User’s Guid e 21 1 The following table shows IP address last octet values for each subnet. Subnet Planning The following table is a summary fo r subnet planni ng on a network with a 24-bit network number .
Appendix B I P Addresses and Subnetting NBG4115 User’s Guide 212 Configuring IP Addresses Where you obtain your n etwork number depends on your particular situation. If the ISP or your network administrator assigns y ou a block of regist ered IP addresses, follow their instructions in selecting the IP addresses and the subnet mask.
Appendix B IP Addresses and Subnetting NBG4115 User’s Guid e 213 IP Address Conflict s Each device on a network must have a unique IP address. Devices with duplicate IP addresses on the same network will not be able to access the Internet or other resources.
Appendix B I P Addresses and Subnetting NBG4115 User’s Guide 214 Conflicting Computer and R outer IP Addresses Example More than one device can not use the same IP addr ess. In the following examp le, the computer and the router’s LAN port both use 192.
NBG4115 User’s Guid e 215 A PPENDIX C Setting Up Y our Computer ’ s IP Address Note: Y our specific NBG4115 may not support all of the operating systems described in this appendix. See the product specif icat ions for more information about which operating systems are sup ported.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 216 Windows XP/NT/2000 The following example uses the default Windows XP display theme but can also apply to Windows 2000 and Windows NT . 1 Click Start > Control Panel . 2 In the Control Panel , click the Network Connections icon.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 217 3 Right-click Local Area Connection and then select Properties . 4 On the General tab, select Internet Protocol (TCP/I P) and then click Properties .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 218 5 The Internet Protocol TCP/IP Properties window opens. 6 Select Obtain an IP address automatically if your network administrator or ISP assigns your IP address dynamically .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 219 Windows V ist a This section shows screens from Windows Vista Professional. 1 Click Start > Control Panel . 2 In the Control Panel , click the Network and Internet icon.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 220 4 Click Manage network connections . 5 Right-click Local Area Connection and then select Properties . Note: During this procedure, cl ick Continue whenever Windows displa ys a screen saying that it needs your permissi on to continue.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 221 6 Select Internet Protocol Version 4 (TCP/IPv 4) and then select Properties .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 222 7 The Internet Protocol Version 4 (TCP/IPv4) Properties window opens. 8 Select Obtain an IP address automatically if your network administrator or ISP assigns your IP address dynamically .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 223 Windows 7 This section shows screens from Windows 7 Enterprise. 1 Click Start > Control Panel . 2 In the Control Panel , click View network status and tasks under the Network and Intern et category .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 224 4 Double click Local Area Connection and then sele ct Properties . Note: During this procedure, cl ick Continue whenever Windows displa ys a screen saying that it needs your permissi on to continue.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 225 5 Select Internet Protocol Version 4 (TCP/IPv 4) and then select Properties .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 226 6 The Internet Protocol Version 4 (TCP/IPv4) Properties window opens. 7 Select Obtain an IP address automatically if your network administrator or ISP assigns your IP address dynamically .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 227 V erifying Settings 1 Click Start > All Programs > Accessories > Command Prompt . 2 In the Command Prompt window , type "ipconfig" and then press [ENTER].
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 228 2 In the System Preferen ces window , click the Network icon. 3 When the Network preferences pane opens, select Built-in Et hernet from the network connection type list, and then click Config ure.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 229 4 For dynamically assigned settings, select Using DHCP from the Configur e IPv4 list in the TCP/IP tab. 5 For statically assigned settings, do the following: •F r o m t h e Configure IPv4 list, select Manually .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 230 V erifying Settings Check your TCP/IP properties by clicking Appli cations > Utilities > Network Utilities , and then selecting the appropriate Network Interface from the Info tab.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 231 2 In System Preferen ces , click the Network icon. 3 When the Network preferences pane opens, select Ethernet from the list of av ailable connection types. 4 From the Configure list, select Using DHCP for dynamically assigned settings.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 232 5 For statically assigned settings, do the following: •F r o m t h e Configure list, select Manually . •I n t h e IP Address field, enter your IP address. •I n t h e Subnet Mask field, enter y our subnet mask.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 233 V erifying Settings Check your TCP/IP properties by clicking Appli cations > Utilities > Network Utilities , and then selecting the appropriate Network interface from the Info tab.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 234 2 When the Network Settings window opens, click Unlock to open the Authenticate window. (By default, the Unlock button is greyed out until clicked.) Y ou cannot make changes to your configuration unless you first enter your admin password.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 235 4 In the Network Settings window, select the connection that you want to configure, then click Properties . 5 The Properties dialog box opens. •I n t h e Configuration list, select Automatic Configuration (DHCP ) if you have a dynamic IP address.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 236 7 If you know your DNS server IP address(es), click the DNS tab in the Network Settings window and then enter the DNS server information in the fields provided. 8 Click the Close button to apply the changes.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 237 V erifying Settings Check your TCP/IP properties by clicking System > Ad ministrati on > Network Tools , and then selecting the appropriate Network device from the Devices tab.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 238 1 Click K Menu > Computer > Administrator Settings (YaST) . 2 When the Run as Root - KDE su dialog opens, enter the admin password and click OK .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 239 3 When the YaST Control Center window opens, select Network Devices and then click the Network Card icon. 4 When the Network Settings window opens, click the Overview tab, select the appropriate connection Name from the list, and then click the Configure button.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 240 5 When the Network Card Setup window opens, click the Address tab Figure 147 openSUSE 10.3: Network Ca rd Setup 6 Select Dynamic Address (DHCP) if you have a dyn amic IP address.
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guid e 241 8 If you know your DNS server IP address(es), click the Hostname/DNS tab in Network Settings and then enter the DNS server information in the fields provided. 9 Click Finish to save your settings and close the window .
Appendix C Setting Up Your Computer’s IP Address NBG4115 User’s Guide 242 When the Connection Status - KNetwork Manager window opens, click the Statistics tab to see if your connection is working properly .
NBG4115 User’s Guid e 243 A PPENDIX D Wireless LANs Wireless LAN T opologies This section discusses ad-hoc and infrastructure wireless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configuration is an indepe ndent (Ad-hoc) WLAN that connects a set of computers with wireless adapters (A, B, C).
Appendix D Wireless LANs NBG4115 User’s Guide 244 disabled, wireless client A and B can still access the wired network but cannot communicate with each other .
Appendix D Wireless LANs NBG4115 User’s Guid e 245 An ESSID (ES S IDentification) uniquely identifies each ESS. All access points and their associated wireless clients within the same ESS must have the same ES SID in order to communicate.
Appendix D Wireless LANs NBG4115 User’s Guide 246 cannot "hear" each other , that is they do not know if the channel is currently being used. Therefore, they are considered hidden from each othe r . Figure 153 RT S/CTS When station A sends data to the AP , it might not know that the station B is already using the channel.
Appendix D Wireless LANs NBG4115 User’s Guid e 247 If the Fragmentation Threshold value is smaller than the RTS/CT S value (see previously) you set then the R TS (Request T o Send)/CTS (Clear to Send) handshake will never occur as data frames will be fragmented before they reach RTS/CTS size.
Appendix D Wireless LANs NBG4115 User’s Guide 248 The following figure shows the relative effectivenes s of these wireless security methods available on your NBG4115. Note: Y ou must enable the same wireless se curity setting s on the NBG4115 and on all wireless clients that y ou want to associate wit h it.
Appendix D Wireless LANs NBG4115 User’s Guid e 249 RADIUS is a simple package exchange in wh ich your AP acts as a me ssage relay between the wireless client and the network RADIUS server .
Appendix D Wireless LANs NBG4115 User’s Guide 250 EAP-MD5 (Message-Dig est Algorithm 5) MD5 authentication is the simplest one-w ay authentication method.
Appendix D Wireless LANs NBG4115 User’s Guid e 251 If this feature is enabled, it is not necessary to configure a default encryption k ey in the wireless security configuration screen. Y ou may still configure and store keys, but they will not be used while dynamic WEP is enabled.
Appendix D Wireless LANs NBG4115 User’s Guide 252 called Rijndael. They both include a per -packet key mixing function, a Message Integrity Check (MIC) named Michael, an extended initialization vector (IV) with se quencing rules, and a re-keying mechanism.
Appendix D Wireless LANs NBG4115 User’s Guid e 253 WP A(2) with RADIUS Application Example T o set up WPA(2), you need the IP address of the RADIUS server , its port number (default is 1812), and the RADIUS shared secret. A WPA(2) applicat ion exa mple with an external RADIUS server looks as follows.
Appendix D Wireless LANs NBG4115 User’s Guide 254 4 The AP and wireless clie nts use the TKIP or AE S encryption process, the PMK and information exchanged in a handshake to create tempor al encryp tion keys. They use these keys to encrypt data exchanged between them.
Appendix D Wireless LANs NBG4115 User’s Guid e 255 Po sitioning the antennas properly increases the range an d coverage area of a wireless LAN. Antenna Characteristics Frequency An antenna in the frequency of 2.4GHz (IEEE 802.11b and IEEE 802.11g) or 5GHz (IEEE 802.
Appendix D Wireless LANs NBG4115 User’s Guide 256 F or directional antennas, point the antenna in the direction of th e desired cover age area..
NBG4115 User’s Guid e 257 A PPENDIX E Common Services The following table lists some commonly-used services and their associated protocols and port numbers. For a comprehensive list of port number s, ICMP t ype/code numbers and services, visit the IANA (I nterne t Assigned Number Authority) web site.
Appendix E C ommon Services NBG4115 User’s Guide 258 HT TP TC P 80 Hyper T ext T ransfer Protocol - a client/ server protocol for the worl d wide web. HT TPS TC P 443 HTTPS is a se cured http session often use d in e-commer ce. ICMP User-Defined 1 Internet Control Message Protocol is often used for diagnostic or routing purposes.
Appendix E Common Services NBG4115 User’s Guid e 259 SMTP TCP 25 Simple Mail T ransfer Protocol is the message-exchange standard for the Internet. SMTP enab les y ou to move messages from one e-mail server to another . SNMP TCP /U D P 161 Simple Network Management Pro gram.
Appendix E C ommon Services NBG4115 User’s Guide 260.
NBG4115 User’s Guide 261 A PPENDIX F Legal Information Copyright Copyright © 2012 by Z yXEL Communications Corporation. The contents of this publication may not be reproduced in any part or as a wh.
Appendix F Lega l Information NBG4115 User’s Guide 262 This device has been tested and found to comply with the limits for a Class B digital device pursuant to P art 15 of the FCC Rules. Thes e limits are designed to provide reasonable protection against harmful interference in a residential installation.
Appendix F Legal Information NBG4115 User’s Guide 263 implied warr anty of merchantability or fitness for a particular use or purpose. ZyXEL shall in no event be held liable fo r indirect or consequential damages of an y kind to the purchaser . T o obtain the services of this warranty , co ntact your vendor .
Appendix F Lega l Information NBG4115 User’s Guide 264 National Restrictions This product may be used in all EU countries (and other countries following the EU directive 1999/5/EC) without any limit.
Appendix F Legal Information NBG4115 User’s Guide 265 The Belgian Institute for Postal Services and T elecommunications (BIPT) must be notified of any outdoor wireless link h aving a range ex ceeding 300 meters. Please check http:// www . bipt.be for more details.
Appendix F Lega l Information NBG4115 User’s Guide 266 Notes: 1. Although Norw ay , Switzerland and Liecht enstein are not EU member states, the EU Directive 1999/5/EC has also been implemented in those countries. 2. The regulatory limits for maximum output po wer are specified in EIRP .
Appendix F Legal Information NBG4115 User’s Guide 267 • Do NOT attempt to repair the power adaptor or cord. Contact your local vendor to order a new one. • Do not use the device outside, and make sure all the connections are indoors. There is a remote risk of electric shock from lightning.
Appendix F Lega l Information NBG4115 User’s Guide 268.
Index NBG4115 User’s Guid e 269 Index A Address Assignment 98 Advanced Encryption Standard See AES. AES 251 alternative subnet mask notation 207 antenna directional 255 gain 255 omni-directional 255.
Index NBG4115 User’s Guide 270 Domain Name System 11 9 Domain Nam e Syst em. See DNS . duplex setting 34 , 57 Dynamic DNS 133 Dynamic Host Configur ation Protocol 11 7 dynamic WEP key exchange 250 D.
Index NBG4115 User’s Guid e 271 L LAN 11 3 IP pool setup 11 7 LAN overview 11 3 LAN setup 11 3 LAN TCP/IP 11 8 Language 184 Link type 34 , 57 local (user) database 79 and encryption 80 Local Area Ne.
Index NBG4115 User’s Guide 272 Q Quality of Service (QoS) 89 Quick Start Guide 2 R RADIUS 248 message types 249 messages 249 shared secret key 249 RADIUS server 79 registration product 263 related d.
Index NBG4115 User’s Guid e 273 W WA N IP address assignment 50 WAN (Wide Area Network) 97 WA N a dv a nc ed 11 0 WAN IP address 50 WAN IP address assignment 52 WAN MAC address 98 warranty 262 note .
Index NBG4115 User’s Guide 274.
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