ZyXEL Communications NBG-510S manuel d'utilisation

www .zyxel.com NBG-510S 802.11g Wireless Remote Access Broadband Gateway User ’ s Guide V ersion 1.00 7/2007 Edition 1 DEFAULT LOGIN IP Address http://1 92 .168.1.1 User Name admin Password 1234[...]

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About This Guide NBG-510S User’s Guide 3 About This Guide Intended Audience This manual is intended for home and smal l business network administrators who want to install and configure th e ZyXEL Device. This guide assumes that the administrators who are familiar with basic network configuration. Related Document ation • Quick Start Guide The [...]

Document Conventions NBG-510S User’s Guide 4 Document Conventions W arnings and Notes These are how warnings and notes are shown in this User ’ s Guide. 1 W arnings tell you about things that could harm you or your device. " Notes tell you other important informati on (for example, other things you may need to configure or helpful tip s) o[...]

Document Conventions NBG-510S User’s Guide 5 Icons Used in Figures Figures in this User ’ s Guide may use the followi ng generic icons. The ZyXEL Device icon is not an exact representation of your device. ZyXEL Device Computer Notebook computer Server DSLAM Firewall T elephon e Switch Router Broadband modem or router[...]

Safety Warnings NBG-510S User’s Guide 6 Safety Warnings 1 For your safety , be sure to read and follow all warni ng notices and instructions. • Do NOT use this product near water , for example, in a wet basement or near a swimming pool. • Do NOT expose your device to dampness, dust or corrosive liquids. • Do NOT store thin gs on the device.[...]

Safety Warnings NBG-510S User’s Guide 7 This product is recyclable . Dispose of it properly .[...]

Safety Warnings NBG-510S User’s Guide 8[...]

Contents Overview NBG-510S User’s Guide 9 Contents Overview Introduction .......................................... ........................................................................ .......... 25 Introducing the ZyXEL Device ............... ................ ................ .................... ................ ............... .2 7 Hardwar[...]

Contents Overview NBG-510S User’s Guide 10 T roubleshooting and Appendices ................................................ ...................................... 163 T roubleshooting . ................. ................ ................ ................ ................ ................ ............. ........ 1 65[...]

Table of Contents NBG-510S User’s Guide 11 Table of Contents About This Guide ....................... ........................................................................................ ....... 3 Document Conventions.................................................................. ......................................... .4 Safety Warnings[...]

Table of Contents NBG-510S User’s Guide 12 3.6 Device Reset ...................... ................ ................ ................. ................ ................ ....... ......... 38 Chapter 4 St atus .......................................... ............................................................................... .............. 39[...]

Table of Contents NBG-510S User’s Guide 13 Chapter 8 W AN ...................................................................................... ..................................... .............. 69 8.1 WAN IP Address Assignment ................ ................. ................ ................ ................ ............. 69 8.2 DNS Server[...]

Table of Contents NBG-510S User’s Guide 14 Part III: Security ................................................................ ...................... 91 Chapter 13 Access Control........................................................... ...................................................... ....... 93 13.1 Access Control Introduction ........ ..[...]

Table of Contents NBG-510S User’s Guide 15 Part V : Maintena nce .............................................................................. 1 17 Chapter 17 System ........................................ ................................................................................. .......... 1 19 17.1 System Overview .....................[...]

Table of Contents NBG-510S User’s Guide 16 Chapter 22 Manage Accessible LAN Resources ........................................................ ........................... 141 22.1 Manage Servers Overview ............ ............. ............. ................ ................ ................ ........ 141 22.2 Manage Servers Screen .......... .[...]

Table of Contents NBG-510S User’s Guide 17 26.1 Power , Hardwa re Connections, and LEDs ................. ................ ................ ................ ..... 165 26.2 ZyXEL Device Acc ess and Login ..................... ................. ................ ................ .............. 166 26.3 Internet Access ....... ................. .....[...]

Table of Contents NBG-510S User’s Guide 18[...]

List of Figures NBG-510S User’s Guide 19 List of Figures Figure 1 Secure Wired and Wirele ss Internet Access Through Broadband Modem or Rout er ......... ... 27 Figure 2 SSL-protected File Sharing for Remote Users .......... ................ ................... ................ .......... 2 8 Figure 3 Rear Panel ....................... ..........[...]

List of Figure s NBG-510S User’s Guide 20 Figure 39 ZyXEL Utility: Profile Encryption ............... ................. ................ ................ ................ ... .......... 56 Figure 40 Profile: Wireless Prot ocol Settings. ................. ................ ................ ................ ............... ........ 56 Figure 41 Prof[...]

List of Figures NBG-510S User’s Guide 21 Figure 82 Firmware Uplo ad: Reboot .............. ................ ................ ................ ................ .............. ....... 1 26 Figure 83 Maintenance > T ools > Configuration .............. ................ ................ ................ ................... .. 127 Figure 84 Maint[...]

List of Figure s NBG-510S User’s Guide 22 Figure 125 Basic Service Set ............. ................ ................... ................. ................ ................ . ............. 182 Figure 126 Infrastructure WLAN ......... ................ ................ ............. ................ ................ .......... ........... 183 Figu[...]

List of Tables NBG-510S User’s Guide 23 List of Tables T able 1 Rear Panel ..... ................ ................. ................ ................ ................ ................ ..... ..................... 29 T able 2 LEDs ..................... ................ ................ ................ ................ ................ ............[...]

List of Tables NBG-510S User’s Guide 24 T able 39 Maintenance > T ools > Diagnostic T ools ....... ................ ................ ................... ................ .... .1 3 0 T able 40 User Portal > Admin Info ..... ................ ................ ................ .................... ................ ... ........... 135 T able [...]

25 P ART I Introduction • Introducing the ZyW ALL (19) • Hardware Connection (29) • The W eb Configurator (31) • St atus (39) • Setup W izard (41)[...]

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NBG-510S User’s Guide 27 C HAPTER 1 Introducing the ZyXEL Device This chapter introduces the main applications of the ZyXEL Device. 1.1 Overview The NBG-510S W ireless SSL Remote Access Gate way provides wireless connectivity , shared Internet access, and firewall protection. It also pr ovides easy , secure remote user access for file sharing and[...]

Chapter 1 Introducing the ZyXEL Device NBG-510S User’s Guide 28 Figure 2 SSL-protected File Sharing for Remote Users The secure remote access portal also allows se cure remote desktop connections for managing computers on your network. The sec ure remote access screens (user portal) include s the screens the remote users log into and use fo r sec[...]

NBG-510S User’s Guide 29 C HAPTER 2 Hardware Connection This chapter describes the port connections and LEDs. 2.1 Port s and Connectors This section describes the ports and connectors on the ZyXEL Device. Refer to the Quick Start Guide for information on connecting the ZyXEL Device for initial setup and basic configuration. Figure 3 Rear Panel Th[...]

Chapter 2 Hardware Con nection NBG-510S User’s Guide 30 2.2 LEDs The following table describes the LE Ds (lights) on the ZyXEL Device. Figure 4 LEDs T able 2 LEDs LED COLOR STATUS DESCRIPTION PWR Green On The ZyXEL Device is receiving po wer . Off The ZyXEL Device is not recei ving power . LAN/W AN Y ellow On This port has a succe ssful 100 Mbps [...]

NBG-510S User’s Guide 31 C HAPTER 3 The Web Configurator This chapter introduces th e web configurator and shows you how to log in as an administrator . 3.1 W eb Configurator Overview The web configurator is an HTML-based mana gement interface that allows easy ZyXEL Device setup and management via Internet br owser . The recommended screen resolu[...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 32 Figure 5 Login: Security Message 4 The Login sc reen appears. For administrator acc ess, type the administrator user name (default: “ admin ”) and password (default: “ 12 34 ”). For secure remote user access (using the user portal), ty pe your remote user account’ s user name and p[...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 33 Figure 7 Login: Initial Screen If another person is currently logged in using the administrator account, you are not able to log in and a message displays in the screen as shown next. Figure 8 Login: Admin Already Logge d In 6 Another certificate screen displays. Click Ye s to continue. • [...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 34 Figure 9 Login Screen: Security Message for Administrator Login 7 The main screen disp lays. 3.3 W eb Configurator Main Screen The St a t u s screen is the main screen and it is the first screen that displays every time you access the web configurator as an administrator . Figure 10 Main Scr[...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 35 • B - navigation panel • C - main window • D - status bar 3.3.1 T i tle Bar The title bar provides some icon s in the upper right corner . The icons provide th e following functions. 3.3.2 Navigation Panel Use the men u items on the na vig a tion panel to open screens t o configure ZyX[...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 36 3.3.3 Main Window The main window shows the screen you select in th e menu. It is discussed in the rest of this document. Right after you log in, the St a t u s screen is displayed. See Chapter 4 on page 39 for more information about the St a t u s screen. 3.3.4 St atu s Bar Check the status[...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 37 3.4 Login T imeout By default, the web configurator automatically logs you out afte r 5 minutes (300 seconds) of inactivity . When this happens, a warning screen displays and you will be redirected to the login screen. Simply log into the web confi gurat or again to continue your management [...]

Chapter 3 The Web Configurator NBG-510S User’s Guide 38 In the Old Password field, enter the current password. Enter the new password (up to 31 printable ASCII characters with no spaces allowed) in the New Password and the Re-type to Confirm fields. Click OK to save the changes. 3.6 Device Reset Y ou can reset the ZyXEL Device using the RESET but[...]

NBG-510S User’s Guide 39 C HAPTER 4 Status This chapter explains the St a t u s screen, which is the screen you see when you first log in to the ZyXEL Device. 4.1 St atus Screen Use the St a t u s sc reen to look at the ZyXEL Device’ s general device information, system status, system resource usage, licensed service status, and interface statu[...]

Chapter 4 Status NBG-510S User’s Guide 40 W AN MAC Address This field displays the MAC address assigned to the WAN interface. If you configured the WAN interface’s MAC addr ess (see , the configured MAC address displays here instead of the factory default. Firmware Ve r s i o n This field displays the version number of the firmware the ZyXEL De[...]

NBG-510S User’s Guide 41 C HAPTER 5 Setup Wizard This chapter provides informa tion o n the Wizard setup screens in the web configurator . 5.1 Wizard Setup Overview Use the setup wizard screens to conf igure your Internet access settings. Follow the steps to configure the wizard screens. Click Next > in each wizard screen to continue. 1 T o di[...]

Chapter 5 Setup Wizard NBG-510S User’s Guide 42 " Y ou cannot use the admin account to access network resources. 3 Select the ZyXEL Device’ s time zone and whet her or not you use Daylight Saving T ime. Y ou can select a time server from the list or select Custom and enter another time server . Figure 16 Wizard: Date and T ime Settings 4 I[...]

Chapter 5 Setup Wizard NBG-510S User’s Guide 43 5 Use DHCP client if your ISP did not give you any Internet access se ttings. Otherwise select the mode that your ISP uses and enter the Internet access settings exactly as the ISP provided them. Figure 18 Wizard: Internet Access 6 W ait while the ZyXEL Device applies your Internet access settings. [...]

Chapter 5 Setup Wizard NBG-510S User’s Guide 44 Figure 20 Wizard: Applyin g Internet Settings[...]

NBG-510S User’s Guide 45 C HAPTER 6 Tutorials 6.1 Secure Remote Access Configuration Overview Here is a brief summary of ho w to configure secure remote access (user portal) screens to allow remote users to securely access and upload shared files on the computers on your network. See the Quick Start Guide for an example. 6.1.1 Configure Secure Re[...]

Chapter 6 Tutorials NBG-510S User’s Guide 46 6.2.1 Configure the Computer to be Managed Here is how to configure W i ndows Remote De sktop Connection on the LAN computer that you want to manage (a W indows XP computer in this example). 1 From your computer desktop, right-click My Computer and select Properties. Figure 21 My Computer 2 Click the R[...]

Chapter 6 Tutorials NBG-510S User’s Guide 47 6.2.2 Configure the ZyXEL Device Y ou configure policies for the LAN computers to be managed in the ZyXEL Device’ s User Portal > Desktop Links screens. 1 Log into the ZyXEL Device and click U ser Portal > Desktop Links . Click Manage Vi e w for the user you want to le t control the LAN compute[...]

Chapter 6 Tutorials NBG-510S User’s Guide 48 6.2.3 Use the Secure Re mote Desktop Connection 1 Open a browser window from a remote comput er and log into the secure remote access screens using the bob account. Click OK , Ye s , or Run in any security alert or certificate screens that display . Se e Section 25.2 on page 1 5 5 for more login detail[...]

Chapter 6 Tutorials NBG-510S User’s Guide 49 Figure 27 Deskto p 3 Roll your mouse over th e (example ) link to display the loopba ck IP address and port number as shown next. The fo llowing steps show how to en ter the loopback IP address and port number in the remote comput er ’ s W indows Rem ote Desktop Connectio n software to use in communi[...]

Chapter 6 Tutorials NBG-510S User’s Guide 50 Figure 29 S tart > Programs > Accessorie s > Remote Desktop Connection 5 Enter the loopback IP ad dress and port number from the desktop link (127.0.0.2 and 3389 in this example) separated by a colon, as shown here. Then click OK . Figure 30 Entering the IP Address and Por t Number 6 A login s[...]

Chapter 6 Tutorials NBG-510S User’s Guide 51 6.4 Example Parameters In this chapter , the ZyXEL Device is also re ferred to as an access point (AP). A computer with a wireless network card or USB/PCI adapter is referred to here as a “wireless client”. This chapter uses the M-302 utility screens as an example for the wireless client. The scree[...]

Chapter 6 Tutorials NBG-510S User’s Guide 52 Figure 32 S tatus: Wireless Settings Example 6 Now that you have configured the ZyXEL De vice’ s wireless settings, continue with the next section to configure wireless clie nts to connect to the ZyXEL Device. 6.6 Configuring the Wireless Client This section describes how to connec t the wireless cli[...]

Chapter 6 Tutorials NBG-510S User’s Guide 53 This example illustrates how to ma nually connect your wireless c lient to an access point (AP) which is configured for WP A-PSK security and co nnected to the Internet. Before you connect to the access point, you must know its Service Set IDentity (SSID) and WP A-PSK pre-shared key . In this example, [...]

Chapter 6 Tutorials NBG-510S User’s Guide 54 Figure 34 ZyXEL Utility: Confirm Save 5 The ZyXEL utility returns to the Link Info screen while it connects to the wireless network using your settings. When the wire less link is established, the ZyXEL utility icon in the system tr ay turns green and the Link Info screen displays details of the active[...]

Chapter 6 Tutorials NBG-510S User’s Guide 55 1 Open the ZyXEL utility and click the Pr ofile tab to open the screen shown next. Click Add to configure a new profile. Figure 36 ZyXEL Utility: Profile 2 The Add New Profile screen appears. The wireless client automatically sea rches for available wireless networks, which are displayed in the Scan In[...]

Chapter 6 Tutorials NBG-510S User’s Guide 56 5 This screen varies depending on the encryp tion method you select ed in the previous screen. Enter the pre-shared key and leave the encryption type at the default setting. Figure 39 ZyXEL Utility: Profile Encryption 6 In the next screen, leave both bo xes checked. Figure 40 Profile: Wireless Protocol[...]

Chapter 6 Tutorials NBG-510S User’s Guide 57 " Only one profile can be activa ted and used at any given time. Figure 42 Profile: Activate 9 When you activate the new profile, the ZyXEL utility returns to the Link Info screen while it connects to the AP using your settings . When the wireless lin k is established, the ZyXEL utility icon in th[...]

Chapter 6 Tutorials NBG-510S User’s Guide 58[...]

59 P ART II Network • W ireless LAN (61) • WA N ( 6 9 ) • LAN (77) • DHCP (79) • NA T and Firewall (W AN to LAN) (81) • DDNS (89)[...]

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NBG-510S User’s Guide 61 C HAPTER 7 Wireless LAN This chapter discusses how to configure the wire less network settings in your ZyXEL Device. See Appendix C on pa ge 181 for more detailed informatio n about wireless network s. 7.1 Wireless Network Overview The following figure provides an exampl e of a wireless network. Figure 43 Example of a Wir[...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 62 • Every wireless client in the same wireless network must use security c ompatible with the AP . Security stops unauthorized devices from using the wireless network. It ca n also protect the information that is sent in the wireless network. 7.2 Wireless Security Overview The following table shows [...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 63 7.2.2 User Authentication Y ou can use WP A or WP A2 to have a RADIUS server authenticate users before they can use the wireless network. Y ou store each user ’ s user name and password on the RADIUS server . However , every wireless client in the wireless ne twork has to support IEEE 802.1x to do[...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 64 The following table describes the general wireless LAN labels in this screen. See the rest of this chapter for informa tion on the other labels in this screen. 7.3.1 No Security Select No Security to allow wireless statio ns to communicate with th e wireless clients without any data encryption. &quo[...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 65 The following table describes the labels in this screen. 7.3.2 WEP Encryption WEP encryption scrambles the da ta transmitted between the wireless stations and the access points to keep network communications pr ivate. It encrypts unicast and multicast communications in a network. Both the wirel ess [...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 66 The following table describes the wireless LAN security labels in this screen. 7.3.3 WP A-PSK/WP A 2-PSK Click Network > W ireless LAN to display the following screen. Figure 47 Network > Wireless LAN: WP A-PSK /WP A2-PSK T able 9 Network > Wireless LAN: Static WEP Encryption LABEL DESCRIPT[...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 67 The following table describes the labels in this screen. 7.3.4 WP A/WP A2 Click Network > W ireless LAN to display the following screen. Figure 48 Network > Wireless LAN: WP A/WP A2 T able 10 Network > Wireless LAN: WPA-PSK/WPA2-P SK LABEL DESCRIPTION WP A Compatible This check box is avail[...]

Chapter 7 Wireless LAN NBG-510S User’s Guide 68 The following table describes the labels in this screen. Ta b l e 11 Network > Wireless LAN: WPA/WPA2 LABEL DESCRIPTION WP A Compatible This check box is available onl y when you select WP A2-PSK or WP A2 in the Server T ype field. Select the check box to have both WP A2 and WP A wireless clients[...]

NBG-510S User’s Guide 69 C HAPTER 8 WAN This chapter shows you how to config ure the W AN screens on the ZyXEL Device for Internet access. 8.1 W AN IP Address Assignment Every computer on the Internet must have a un ique IP address. The ZyXEL Device can get an IP address automatically if your ISP gives them out. If you have a static (fixed) IP ad[...]

Chapter 8 WAN NBG-510S User’s Guide 70 Figure 49 Network > W AN > Internet Connection: DHCP Client Encapsulation The following table describes the labels in this screen. 8.5 W AN St atic IP Encapsulation Select St a t i c I P encapsulation in t he Network > W AN > Internet Connectio n scre en if your ISP did not assign you a fixed IP [...]

Chapter 8 WAN NBG-510S User’s Guide 71 Figure 50 Network > W AN > Internet Con n ection: S tatic IP Encapsulation The following table describes the labels in this screen. T able 13 Network > WAN > Internet Connect ion: Static IP Encapsulation LABEL DESCRIPTION IP Address Enter your WAN IP address in this field. Ente r the IP address i[...]

Chapter 8 WAN NBG-510S User’s Guide 72 8.6 W AN PPPoE Encap sulation The ZyXEL Device supports PPPoE (Point-to-Poin t Protocol over Ethernet ) for a dial-up connection. If your Inte rnet connec tion type is PPPoE, select the PPPoE option in the Network > W AN > Internet Connection screen. Figure 51 Network > W AN > Internet Co nnectio[...]

Chapter 8 WAN NBG-510S User’s Guide 73 8.7 W AN PPTP Encap sulation Point-to-Point T unneling Protocol (PP TP) is a ne twork protocol that enables secure transfer of data from a remote client to a private server , creating a V irtual Private Network (VPN) using TCP/IP-based networks. PP TP supports on-demand, multi-protocol and virtu al private n[...]

Chapter 8 WAN NBG-510S User’s Guide 74 8.8 W AN Multicast Multicast allows packets to be transmitted to multiple hosts . Multicast is an alternative to unicast packets (packets sent to one computer) and broadca st packets (packets s ent to every computer). IGMP (Internet Group Management Protocol) is a network-layer protocol used t o establish me[...]

Chapter 8 WAN NBG-510S User’s Guide 75 The following table describes the labels in this screen. T able 16 Network > WAN > Advanced LABEL DESCRIPTION Multicast Select None to turn of f multi casting on the ZyXEL Device. If any of the LAN computers are using app lications that use mu lticasting, select IGMP-v3 to have the ZyXEL Device proxy m[...]

Chapter 8 WAN NBG-510S User’s Guide 76[...]

NBG-510S User’s Guide 77 C HAPTER 9 LAN This chapter describes the LAN screen you us e to configure the LAN IP address on the ZyXEL Device. 9.1 LAN Overview Local Area Network (LAN) is a shared communic ation system to which many computers are attached. The LAN screens can help you config ure a LAN DHCP server, ma nage IP addresses, and partition[...]

Chapter 9 LAN NBG-510S User’s Guide 78[...]

NBG-510S User’s Guide 79 C HAPTER 10 DHCP This chapter describes the DHCP screen you use to configure the DHCP server on the ZyXEL Device. 10.1 DHCP The ZyXEL Device has built-in DHCP server capa bility that assigns IP addresses and DNS servers to systems that su pport DHCP client capability . 10.1.1 Factory DHCP Default s The LAN parameters of t[...]

Chapter 10 DHCP NBG-510S User’s Guide 80 The following table describes the labels in this screen. 10.2.1 DHCP Client List Screen Click Network > D HCP > Client List to open the following screen. Use this screen to view current DHCP client in formation (including IP Address , Host Name and MAC Address ) of all network clients using the ZyXEL[...]

NBG-510S User’s Guide 81 C HAPTER 11 NAT and Firewall (WAN to LAN) This chapter discusses how to configure NA T on the ZyXEL Device. 1 1 .1 NA T Overview NA T (Network Address T ranslation - NA T , RFC 1 631) changes the IP address of a host in a packet. For example, the source address of an outgoing packet, used within one network is changed to [...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 82 " Some residential broadband IS P accounts do not allow you to run any server processes (such as a Web or FTP server) from your location. Y our ISP may periodically check for serv ers and may suspend your a ccount if it discovers any active services at your location. If you a[...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 83 Figure 58 Network > NA T > Port Fo rwarding The following table describes the labels in this screen. 1 1 .4 Port Forwarding Add/Edit Screen Click the Add or Edit icon in the Network > N A T > Port Forwarding screen to open this screen. Use this screen to configure a po[...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 84 Figure 59 Network > NA T > Port Fo rwarding > Add /Edit The following table describes the labels in this screen. T able 21 Network > NA T > Por t Forwarding > Add/Edit LABEL DESCRIPTION Connections to be made from Remote System Select Any to allow connections fro[...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 85 1 1 .5 T r igger Port Forwarding Some services use a dedicated range of ports on the client side and a dedica ted range of ports on the server side. W ith regular port forwarding you set a forwarding port in NA T to forward a service (coming in from the server on the W AN) to the [...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 86 2 If an application needs a continuous data stream, that port (range) will be tied up so that another computer on the LAN can’t trigger it. 1 1 .6 Port T r iggering Screen Click Network > N A T > Port T rigger ing to open the following sc reen. Use this screen to change yo[...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 87 Figure 62 Network > NA T > Port T riggering > Add/Edit The following table describes the labels in this screen. T able 23 Network > NA T > Por t T rig gering > Add/ Edit LABEL DESCRIPTION Name T ype a unique name (up to 16 alpha-numeric ch aracters) for identific[...]

Chapter 11 NAT and Firewall (W AN to LAN) NBG-510S User’s Guide 88[...]

NBG-510S User’s Guide 89 C HAPTER 12 DDNS 12.1 Dynamic DNS DDNS (Dynamic DNS) lets you use a fixed domain name with a dyna mic W AN IP address that changes. This way people can find a website, FTP server , or any other service that you host on a LAN computer behind the ZyXEL De vice. Y ou must first register a DDNS account with www .dyndns.org an[...]

Chapter 12 DDNS NBG-510S User’s Guide 90 12.3 DDNS Add/Edit Screen Click the Add or Edit icon in the Network > DDNS screen to open this screen. Use this screen to configure the ZyXEL Devic e to use domain names with a dynamic W AN IP address. " The ZyXEL Device must have a pub lic W AN IP address to use DDNS. Figure 64 Network > DDNS &[...]

91 P ART III Security • Access Control (93) • Content Filtering (101)[...]

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NBG-510S User’s Guide 93 C HAPTER 13 Access Control This chapter gives some bac kground information on firewalls and explains how to get started with the ZyXEL Device’ s firewall. 13.1 Access Control Introduction Access control controls access going from comput ers on the LAN to the W AN (the Internet). It also allows you to use QoS to give hig[...]

Chapter 13 Access Control NBG-510S User’s Guide 94 13.3 Firewall Overview The ZyXEL Device acts as a secure gateway for a ll data passing between the Internet and the LAN. The ZyXEL Device can be used to preven t theft, destruction and modification of data, as well as log even ts, which may be import ant to the security of your network. The ZyXEL[...]

Chapter 13 Access Control NBG-510S User’s Guide 95 Access control applies to outg oing access (session s initiated from the L AN and going to the W AN). All outgoing sessions are allowed by de fault. Figure 67 Security > Access Control[...]

Chapter 13 Access Control NBG-510S User’s Guide 96 The following table describes the labels in this screen. 13.5 Access Control Add/Edit Screen Click the Add or Edit icon in the Security > Access Control screen to open this screen. Use this screen to configure a firewall rule. T able 26 Security > Access Cont rol LABEL DESCRIPTION Enable Qo[...]

Chapter 13 Access Control NBG-510S User’s Guide 97 Figure 68 Security > Access Control > Add/Edit The following table describes the labels in this screen. T able 27 Security > Access Control > Add/Edit LABEL DESCRIPTION Connections going to the Remote System This firewall rule applies to traffic s ent to this Internet destination(s). [...]

Chapter 13 Access Control NBG-510S User’s Guide 98 13.6 Schedules Screen Click Security > Schedules to open the following screen. Use this screen to view the configured firewall sche dules. Figure 69 Security > Schedules The following table describes the labels in this screen. 13.7 Schedules Add/Edit Screen Click the Add or Edit icon in the[...]

Chapter 13 Access Control NBG-510S User’s Guide 99 The following table describes the labels in this screen. 13.7.1 T ime Period Examples Since a time period does n ot span across days, if you wanted a schedule for of f-duty hours on weekdays, you would need two time periods. On e time p eriod covering weekday mornings (for example Monday to Frid [...]

Chapter 13 Access Control NBG-510S User’s Guide 100[...]

NBG-510S User’s Guide 101 C HAPTER 14 Content Filtering This chapter provides a brief overview of co ntent filtering using the embedded web GUI. 14.1 Content Filter Screen Use content filtering to block certain web f eatures such as ActiveX co ntrols, Java applets, cookies and disable web proxies. Y ou can also block access to URLs with certain k[...]

Chapter 14 Content Filtering NBG-510S User’s Guide 102 Web P r ox y A server that acts as an intermediary between a user and the Internet to provide security , administrative control, and ca ching service. When a proxy server is located on the WAN it is possible for LAN us ers to circumvent c ontent filtering by pointing to this proxy server . En[...]

103 P ART IV Management • UPnP (105) • S tatic Route (1 13)[...]

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NBG-510S User’s Guide 105 C HAPTER 15 UPnP This chapter introduces the Universal Plug and Pl ay feature. This chapter is only applicable when the ZyXEL Device is in router mode. 15.1 Universal Plug and Play Overview Universal Plug and Play (UPnP) is a distributed, open networking standard that uses TCP/IP for simple peer-to-peer network connectiv[...]

Chapter 15 UPnP NBG-510S User’s Guide 106 When a UPnP device joins a network, it announ ces its presence with a multicast mess age. For security reasons, the ZyXEL Device allows multicast messages on the LAN only . All UPnP-enabled devices may communicate freely with eac h other without additional configuration. Disable UPnP if this is not your i[...]

Chapter 15 UPnP NBG-510S User’s Guide 107 15.3.1 Inst alling UPnP in Windows Me Follow the steps below to in stall UPnP in Wind ows Me. 1 Click St a r t , Settings and Contro l Panel . Double-click Add/Remove Programs . 2 Click on the Win d ow s S e tu p tab and select Communication in the Components selection box. Click Details . 3 In the Commun[...]

Chapter 15 UPnP NBG-510S User’s Guide 108 15.3.2 Inst alling UPnP in Windows XP Follow the steps below to install UPnP in W indows XP . 15.4 Using UPnP in Windows XP Example This section shows yo u how to use the UPnP feature in W indows XP . Y ou must already have UPnP installed in W indows XP and UPnP activated on the ZyXEL device. Make sure th[...]

Chapter 15 UPnP NBG-510S User’s Guide 109 15.4.1 Auto-discover Y our UPnP-enabled Network Device 1 Click St a r t and Control Panel . Double-click Network Connections . An icon disp lays under Internet Gateway . 2 Right-click the icon and select Properties . 3 In the Internet Connection Properties window , click Settings to see the port mappings [...]

Chapter 15 UPnP NBG-510S User’s Guide 11 0 " When the UPnP-enabled device is disconn ected from your computer , all port mappings will be delet ed automatically . 15.4.2 We b Configurator Easy Access W ith UPnP , you can access the web-based configur ator on the ZyXEL device without finding out the IP address of the ZyXEL device first. This [...]

Chapter 15 UPnP NBG-510S User’s Guide 111 Follow the steps below to access the web configurator . 1 Click St a r t and then Control Panel . 2 Double-click Network Connections . 3 Select My Network Places under Other Places . 4 An icon with the d escription for each UPnP-enabled device displays under Local Network . 5 Right-click the icon for your[...]

Chapter 15 UPnP NBG-510S User’s Guide 11 2 6 Right-click the icon for your ZyXEL device and select Properties . A properties window displays with basic information about the ZyXEL device.[...]

NBG-510S User’s Guide 11 3 C HAPTER 16 Static Route This chapter shows you how to configure static routes for your ZyXEL Device. 16.1 IP S tatic Route Each remote node specifies only the network to which the gateway is di rectly connected, and the ZyXEL Device has no know ledge of the network s beyond. For instance , the ZyXEL Device knows about [...]

Chapter 16 Static Rou te NBG-510S User’s Guide 11 4 Figure 74 Management > S ta tic Route The following table describes the labels in this screen. 16.2.1 IP St atic Route Edit Click a static route’ s Edit icon to display the following screen. Use this screen to configure the required information for a static route. Figure 75 Management > [...]

Chapter 16 Static Route NBG-510S User’s Guide 11 5 The following table describes the labels in this screen. T able 33 Management > Static Route > Edit LABEL DESCRIPTION Route Name Enter the name of the IP static route. Leav e this field blank to delete this static route. Activ e This field allows you to activa te /deactivate this static rou[...]

Chapter 16 Static Rou te NBG-510S User’s Guide 11 6[...]

11 7 P ART V Maintenance • System (1 19) • Logs (123) • T ools (125)[...]

11 8[...]

NBG-510S User’s Guide 11 9 C HAPTER 17 System This chapter provides information on the System s creens. 17.1 System Overview See the chapter about wizard setup for mo re information on th e next few screens. 17.2 System General Screen Click Maintenance > System to display the following screen. Figure 76 Maintenance > System > Gener al[...]

Chapter 17 System NBG-510S User’s Guide 120 The following table describes the labels in this screen. 17.3 T ime Setting Screen T o change your ZyX EL Device’ s time and date, click Maintenance > System > Ti m e Setting . The screen appears as shown. Use this screen to configure the ZyXEL Device’ s time based on your local time zone. T a[...]

Chapter 17 System NBG-510S User’s Guide 121 Figure 77 Maintenance > Sy stem > Time Sett ing The following table describes the labels in this screen. T able 35 Maintenance > System > Time Setting LABEL DESCRIPTION Current T ime This field displays the da te and time of your ZyXEL Device in month/day/year hour:minute:second format. Unle[...]

Chapter 17 System NBG-510S User’s Guide 122 Date (MM:DD:YYYY) Enter the new date in these field s. Configure T ime Click Configure Time to have the ZyXEL Device start using the time you manually configured. T able 35 Maintenance > System > Time Setting LABEL DESCRIPTION[...]

NBG-510S User’s Guide 123 C HAPTER 18 Logs This chapter contains inform ation about configuring genera l log settings and viewing the ZyXEL Device’ s logs. Refer to the append ices for example log message explanations. 18.1 Logs Screen The web confi gurator allows you to look at a ll of the ZyXEL Device’ s logs in one location. Click Maintena[...]

Chapter 18 Logs NBG-510S User’s Guide 124 Messag e This field states the reason for the log. Source If the l og was caused by a n incoming pa cket, this field lists the packet’ s source IP address and port number . Destination If the log was caused b y an incoming packet, this field list s the packet’s destination IP address and port number .[...]

NBG-510S User’s Guide 125 C HAPTER 19 Tools This chapter shows you how to upload a new firmware, upload or save backup configuration files and restart the ZyXEL Devic e. 19.1 Firmware Upload Screen Find firmware at www .zyxel.co m in a file that (usually) uses the system model name with a "*.bin" extension, e.g., "ZyXEL Device.bin&[...]

Chapter 19 Tools NBG-510S User’s Guide 126 1 Do not turn off the ZyXEL Device wh ile firmware uploa d is in progress! 19.1.1 Upgrading Firmware The following steps describes the firmware upgrade process. 1 Specify the firmware file in the Firmware Upgrade screen and click Upload to start the file transfer process. 2 A warning screen displays as s[...]

Chapter 19 Tools NBG-510S User’s Guide 127 Figure 83 Maintenance > T ool s > Configuration 19.2.1 Backup Configuration Y ou can back up (save) the ZyXEL Device’ s current configuration to a file on your computer . Once your ZyXEL Device is configured and func tioning properly , it is highly recommended that you back up yo ur configuration[...]

Chapter 19 Tools NBG-510S User’s Guide 128 Figure 85 Maintenance > T ool s > Configuration: Upload Rest art " Do NOT turn off the ZyXEL Device wh ile configuration file upload is in progress. 4 After the ZyXEL Device finishes rebooting, th e login screen displays (you may need to refresh your browser to get it to appear). Y ou may need[...]

Chapter 19 Tools NBG-510S User’s Guide 129 " Do NOT turn off the ZyXEL Devi ce while it is restarting. 3 After the ZyXEL Device finishes rebooting, th e login screen displays (you may need to refresh your browser to get it to appear). Y ou may need to change the IP address of your computer to be in the same subnet as that of the default ZyXE[...]

Chapter 19 Tools NBG-510S User’s Guide 130 The following table describes the labels in this screen. 19.5 Diagnostic T ools Screen Use this screen to check connectivity to a webs ite or computer on the Internet, check the Internet connection’ s behavior , and resolve a domain name’ s IP address. Click Maintenance > T ools > Diagnostic T [...]

Chapter 19 Tools NBG-510S User’s Guide 131 19.5.1 Diagnostic T ools Ping Result s When the packets tr ansmitted and packets received fields are greater than zero, there is a connection to the targ e t IP address or domain name. The data in the figure also shows the packet loss percentage in addition to minimum, maximum and average round trip time[...]

Chapter 19 Tools NBG-510S User’s Guide 132 19.5.3 Diagnostic T ools DNS Resolve Result s The DNS resolve results show which IP address the tar get domain name is using. Figure 93 Maintenance > T ools > Diagnostic T o ols > DNS Resolve Results[...]

133 P ART VI Secure Remote Access (User Port al) • Secure Remote Access T itle (135) • Secure Remote Access T itle (135) • Manage Accessible LAN Resourc es (141) • Manage User Access Permissions (143) • Secure Remote Desktop Control (151) • Secure Remote Access Screens (155)[...]

134[...]

NBG-510S User’s Guide 135 C HAPTER 20 Secure Remote Access Title This chapter describes how to configure the name the remote user sees in the secure re mote access screens. See Section 6.1 on page 45 and Section 6.2 on page 45 for an overview of the secure remote access sc reens. 20.1 Configuring the Secure Remote Access T itle The user portal is[...]

Chapter 20 Secure Re mote Access Title NBG-510S User’s Guide 136[...]

NBG-510S User’s Guide 137 C HAPTER 21 Secure Remote Access User Info This chapter describes how to set up user accoun ts. 21.1 Overview A user account allows a remote user to use th e secure remote access (us er portal) screens to access resources on the LAN. See Chapter 23 on page 143 to configure th e collection of resources that the user can a[...]

Chapter 21 Secure Remo te Access Us er Info NBG-510S User’s Guide 138 Figure 96 User Portal > User Info > Add The following table describes the labels in this screen. 21.3 Copy User V iews Screen Click Portal User > C opy User V iews to open the following screen. Use this s creen to copy a user ’ s view (or sections of the view) to ano[...]

Chapter 21 Secure Remote Access User Info NBG-510S User’s Guide 139 The following table describes the labels in this screen. T able 43 User Portal > Us er Info LABEL DESCRIPTION From T o Select th e port user wit h the view that you want to co py and to which portal use r you want to copy it. Sections to be copied Select which parts o f the po[...]

Chapter 21 Secure Remo te Access Us er Info NBG-510S User’s Guide 140[...]

NBG-510S User’s Guide 141 C HAPTER 22 Manage Accessible LAN Resources This chapter describes how to manage the list of servers that remote users can access. 22.1 Manage Servers Overview A user account allows a remote user to access resources on the LAN. Use the Manage Servers screens to list the servers that remote users can use after logging in [...]

Chapter 22 Mana ge Accessible LAN Resour ces NBG-510S User’s Guide 142 22.2.1 Add/Edit Server Screen Click the Add or Edit icon in the Portal User > Manage Servers screen to open this sc reen. Use this screen to create a new or edit an existi ng server entry . Figure 99 User Porta l > Manage Servers > Add The following table describes th[...]

NBG-510S User’s Guide 143 C HAPTER 23 Manage User Access Permissions This chapter describes how to manage the list of resources that each remote user can access. 23.1 Manage V iews Overview A user account allows a remote user to access file s on the LAN. Use the Manage V iews screens to configure each user ’ s view (the co llection of resources[...]

Chapter 23 M anage Use r Access Permissio ns NBG-510S User’s Guide 144 23.3 Manage a User ’ s View Click the Manage V iew icon in the Portal User > Manage V iews screen to open this screen. Use this screen to manage the user ’ s view (what the user can access). Figure 101 User Port al > Manage V iews > Manage View The following table[...]

Chapter 23 Mana ge User Access Permissions NBG-510S User’s Guide 145 Figure 102 User Port al > Manage V iews > Manage View > Add a .... Category The following table describes the labels in this screen. 23.5 Adding a Reference From the screen for managing a us er ’ s view , clic k a category’ s Add new re ference icon to open the foll[...]

Chapter 23 M anage Use r Access Permissio ns NBG-510S User’s Guide 146 23.5.1 Adding a Reference: Manually When adding a reference, click Click her e to a add a refer ence manually . to open the following screen. Use this screen to specify the fil e path of the file. Figure 104 User Port al > Manage V iews > Manage View > Add Reference &[...]

Chapter 23 Mana ge User Access Permissions NBG-510S User’s Guide 147 Figure 105 User Port al > Manage Views > M anage View > Add Refere nce > Configure Login The following table describes the labels in this screen. 23.5.3 Adding a Reference: Browsing the Shared Folders When adding a reference, click a file server ’ s link to browse [...]

Chapter 23 M anage Use r Access Permissio ns NBG-510S User’s Guide 148 The following table describes the labels in this screen. 23.5.4 Adding a Reference: Browsi ng the Shared Folder Content s After you have selected a shared folder on the ser ver , use these screens to select the files for which to add references. Figure 107 Adding a Refere nce:[...]

Chapter 23 Mana ge User Access Permissions NBG-510S User’s Guide 149 Size This lists the s i ze of the file. Creation Date This lists the date and time that a folder was created or a file was last modified. Create Shortcut Select the check boxes next to the files that you w ant to add and click Create Shortcut to make them accessible to the porta[...]

Chapter 23 M anage Use r Access Permissio ns NBG-510S User’s Guide 150[...]

NBG-510S User’s Guide 151 C HAPTER 24 Secure Remote Desktop Control This chapter describes how to configure the ZyX EL Device to allow remote users to manage LAN computers. 24.1 Desktop Links Overview The ZyXEL Device’ s desktop link policies allo w remote users to us e remote desktop connections to securely manage LAN computers. The remote use[...]

Chapter 24 Secure Remote Desktop Con trol NBG-510S User’s Guide 152 Figure 109 User Port al > Desktop Links The following table describes the labels in this screen. 24.3 Manage a User ’ s Desktop Links View Click the Manage V iew icon in the Portal User > Desktop Links screen to open this scre en. Use this screen to manage the list of pol[...]

Chapter 24 Se cure Re mote Desktop Control NBG-510S User’s Guide 153 24.4 Add Desktop Link Screen Click the Add or Edit icon in the User Portal > Desktop Links > Manage V iew scre en to open this screen. Use this screen to cr eate a new or edit an existing server entry . Figure 1 1 1 User Portal > Desktop Links > Manage View > Add [...]

Chapter 24 Secure Remote Desktop Con trol NBG-510S User’s Guide 154[...]

NBG-510S User’s Guide 155 C HAPTER 25 Secure Remote Access Screens This chapter describes how to access and use the ZyXEL Device sec ure remote access screens (also called the secure remote access portal or user portal). 25.1 Secure Remote Access Screens Remote users use the secure remote access portal screens to acc ess shared files, upload file[...]

Chapter 25 Secure Re mote Access Screens NBG-510S User’s Guide 156 • If you are on the ZyXEL Device’ s LAN, enter the ZyXEL Device’ s LAN IP address (http://192.168. 1.1 default). • If you are connecting through the Intern et, enter the ZyXEL Device’ s W AN IP address or domain na me (DDNS lets the Zy XEL Device use a do main name even [...]

Chapter 25 Se cure Re mote Access Screens NBG-510S User’s Guide 157 Figure 1 13 Login: Enter Account Information " The ZyXEL Device logs you out if your secure remote access session is idle for longer than the idle tim eout set for your account (see Section 21.2.1 on page 137 ). Just log back in if this happens. 25.3 Secure Remote A ccess Sc[...]

Chapter 25 Secure Re mote Access Screens NBG-510S User’s Guide 158 The icons and language label at th e top-right of the screen ( ) are visible from most screens. Use the tabs at the top of the screen to navi gate the secure remote access screens. The following table describes the ‘global’ icons and tabs in the secure remote access portal scr[...]

Chapter 25 Se cure Re mote Access Screens NBG-510S User’s Guide 159 The following table describes the labels in this screen. 25.6 File Uploading This example shows how the remote user can upload files to a folder which he has acces s. 1 Click Sharing > Folders to open the followi ng screen. This screen is the equivalent of the Folder Category [...]

Chapter 25 Secure Re mote Access Screens NBG-510S User’s Guide 160 4 The file displays in the screen after the uplo ad finishes. The file is now available to the other secure remote access users with user views configured to access this reference. Figure 120 File Uploaded 25.7 Desktop Screen Click the Desktop link at the top of the screen to open[...]

Chapter 25 Se cure Re mote Access Screens NBG-510S User’s Guide 161 Figure 122 Desktop Links The following table describes the labels in this screen. T able 60 Desktop Links LABEL DESCRIPTION Up Level Click this to go up one level in the folder tree. T ype The icon in this column identi fies the entry as a computer that you can manage. File Name [...]

Chapter 25 Secure Re mote Access Screens NBG-510S User’s Guide 162[...]

163 P ART VII T roubleshooting and Appendices • T roubleshooting (165) • Product Specification s (171) • Common Services (177) • Legal Information (195) • Customer Support (199) • Index (205)[...]

164[...]

NBG-510S User’s Guide 165 C HAPTER 26 Troubleshooting This chapter offers some sugg estions to solve problems you might encounter . The potential problems are divided into the following categories. • Power , Hardware Connections, and LEDs • ZyXEL Device Access and Login • Internet Access 26.1 Power , Hardware Connections, and LEDs V The ZyX[...]

Chapter 26 Trou bleshooting NBG-510S User’s Guide 166 26.2 ZyXEL Device Access and Login V I forgot the IP address for the ZyXEL Device. 1 The default IP address is 192.168.1.1 . 2 Use the console port to lo g in to the ZyXEL Device. 3 If you changed the IP addre ss and have forgotten it, you might get the IP address o f the ZyXEL Device by looki[...]

Chapter 26 Trou bleshooting NBG-510S User’s Guide 167 6 If the problem continues, contact the network administrator or vendor , or try one of the advanced suggestio ns. Advanced Suggestions • T ry to access the ZyXEL Device using anot her service, such as T elnet. If you can access the ZyXEL Device, check the remote management settings, firewal[...]

Chapter 26 Trou bleshooting NBG-510S User’s Guide 168 2 If you deploy the ZyXEL Device as a ne w gateway , make su re you entered your ISP account information correctly in the wizard. Thes e fields are case-sen sitive, so make sure [Caps Lock] is not on. 3 If you connect the ZyXEL Device behind another gateway , make sure the W AN connection is u[...]

Chapter 26 Trou bleshooting NBG-510S User’s Guide 169 T o reset the ZyXEL Device, 1 Make sure the PWR LED is on and not blinking. 2 Use a pointed object to press the RESET button in for five seconds and release it. If the ZyXEL Device restarts automatically , wa it for the ZyXEL Device to finish restarting, and log in to the web configurator . Th[...]

Chapter 26 Trou bleshooting NBG-510S User’s Guide 170[...]

NBG-510S User’s Guide 171 A PPENDIX A Product S pecifications The following tables summarize the ZyXEL De vice’ s hardware and firmware features. T able 61 Hardware Specifications Dimensions 190(W) x 150 (D) x 33 (H) mm Ethernet Ports 5 auto-negotiating: 10 Mbps or 100 Mbps in either half-duplex or full-d uplex mode. Auto-crossover: Use either [...]

Appendix A Product Specifications NBG-510S User’s Guide 172 The following list, which is not exhaustive, i llustrates the standards su pported in the ZyXEL Device. Configuration Backup & Restoration Make a copy of the ZyXEL Device’s configuration. Y ou can put it back on the ZyXEL Device later if you de cide to revert back to an earl i er c[...]

Appendix A Product Specifications NBG-510S User’s Guide 173 W all-mounting Instructions Complete the following step s to hang your ZyXEL Device on a wall. " See T able 61 on p age 171 for the size of screws to use and how far apart to place them. 1 Select a high position on a sturdy wa ll that is free of obstructions. 2 Drill two holes for t[...]

Appendix A Produ ct Specifications NBG-510S User’s Guide 174 Figure 123 W all-mounting Example Cable Pin Assignment s Power Adaptor Specifications T able 64 Ethernet Cable Pin Assignments W AN / LAN ETHERNET CABLE PIN LAYOUT Straight-through Crossover (Switch) (Adapter) (Sw itch) (Switch) 1 IRD + 1 OTD + 1 IRD + 1 IRD + 2 IRD - 2 OTD - 2 IRD - 2 [...]

Appendix A Product Specifications NBG-510S User’s Guide 175 Power Co nsumption 12 W Safety S tandards ITS, GS, and CE T able 66 EU Power Adaptor Specifications[...]

Appendix A Product Specifications NBG-510S User’s Guide 176[...]

NBG-510S User’s Guide 177 A PPENDIX B Common Services The following table l ists some commonly-used se rvice s and their associated protocols and port numbers. For a comprehensive list of port numbers, ICMP type/code numbers and services, visit the IANA (Internet Assigned Number Authority) web site. • Name : This is a short, descrip tive name f[...]

Appendix B Common Services NBG-510S User’s Guide 178 FTP TCP TCP 20 21 File Tr a nsfer Program, a program to enable fast transfer of files, including large fil es that may not be possible by e-mail. H.323 TCP 1720 NetMeeting uses this protocol. HTTP TCP 80 Hyper T ext T ransfer Protoco l - a client/ server protocol for the world wide web. HTTPS T[...]

Appendix B Common Services NBG-510S User’s Guide 179 RTE L NE T TCP 107 Remo te T elnet. RTS P TCP/UDP 554 The Real T i me S treaming (med ia control) Protocol (RTSP) is a remote control for multimedia on the Internet. SFTP TCP 11 5 Simple File Transfer Protocol. SMTP TCP 25 Simple Mail Transfer Protocol is the message-exchange standard for the I[...]

Appendix B Common Services NBG-510S User’s Guide 180[...]

NBG-510S User’s Guide 181 A PPENDIX C W ireless LANs Wireless LAN T opologies This section discusses ad-hoc and in frastructure w ireless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configuration is an inde pendent (Ad-hoc) WLAN that connects a se t of computers with wireless adapters (A, B, C). An y time two or more wirel[...]

Appendix C Wireless LANs NBG-510S User’s Guide 182 Figure 125 Basic Service Set ESS An Extended Service Set (ESS) consists of a series of overlappi ng BSSs, each containing an access point, with each access point connected together by a wired network. This wired connection between APs is called a Distribution System (DS). This type of wireless LA[...]

Appendix C Wireless LANs NBG-510S User’s Guide 183 Figure 126 Infrastructure WLAN Channel A channel is the radio frequency(ies) used by wireless devices to transmit and receive data. Channels available depend on your g eographical area. Y ou may have a choice of channels (for your region) so you should use a channel different from an adjacent AP [...]

Appendix C Wireless LANs NBG-510S User’s Guide 184 Figure 127 RTS/ CT S When station A sends data to the AP , it might not know that the station B is already using the channel. If these two stations se nd data at the same time, collis ions may occur when both sets of data arrive at the AP at the same time, r esulting in a loss of me ssages for bo[...]

Appendix C Wireless LANs NBG-510S User’s Guide 185 If the Fragmentation Threshold value is smaller than the RT S /C T 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 fragmen ted before they reach R TS/CTS size. Preamble T ype Preamble is used to signal that da[...]

Appendix C Wireless LANs NBG-510S User’s Guide 186 W ireless security methods availabl e on the ZyXEL Devic e are data encryption, wireless client authentication, restricting access by devi ce MAC address and hiding the ZyXEL Device identity . The following figure shows th e relative effectiveness of th ese wireless security methods available on [...]

Appendix C Wireless LANs NBG-510S User’s Guide 187 Determines the network services available to authenticated users once they are connected to the network. • Accounting Keeps track of the client’ s network activity . RADIUS is a simple package exchange in whic h your AP acts as a message rela y between the wireless client and the network RADI[...]

Appendix C Wireless LANs NBG-510S User’s Guide 188 For EAP-TLS authentication type, you must firs t hav e a wired connection to the network and obtain the certificate(s) from a certificate authorit y (CA). A certificate (als o called digital IDs) can be used to authenticate users and a CA issu es certificates and guar antees the identity of each [...]

Appendix C Wireless LANs NBG-510S User’s Guide 189 Dynamic WEP Key Exchange The AP maps a unique ke y that is generated w ith the RADIUS se rver . This key expires when the wireless connection times out, disconnects or reauthentic ation times out. A new WEP key is generated each time r eauthentication is performed. If this feature is enabled, it [...]

Appendix C Wireless LANs NBG-510S User’s Guide 190 Encryption Both WP A and WP A2 improve data encryption by using T emporal Key Integrity Protocol (TKIP), Message Integrity Check (MIC) and IE EE 802.1x. WP A and WP A2 use Advanced Encryption S tandard (AES) in the Counter mode with Cipher block chaining Message authentication code Protocol (CCMP[...]

Appendix C Wireless LANs NBG-510S User’s Guide 191 Wireless Client WP A Supp licant s A wireless client supplicant is the software that runs on an operating system instructing the wireless client how to use WP A. At the time of writing, the most widely available supplicant is the WP A patch for W indows XP , Funk Software's Odyssey client. T[...]

Appendix C Wireless LANs NBG-510S User’s Guide 192 3 The AP and wireless clients generate a common PMK (Pairwise Master Key). The key itself is not sent over the network, but is derived from the PSK and the SSID. 4 The AP and wireless clients use the TKIP or AES encryption process, the PMK and information exchanged in a handshake to create tempor[...]

Appendix C Wireless LANs NBG-510S User’s Guide 193 Antenna Overview An antenna couples RF signals onto air . A tran smitter within a wireless device sends an RF signal to the antenna, which propagates the signal through the air . The antenna also operates in reverse by capturing RF signals fro m the air . Positioning the antennas properly increas[...]

Appendix C Wireless LANs NBG-510S User’s Guide 194 Positioning Antennas In general, antennas should be mounted as high as practically possible and free of obstructions. In point-to–point ap plication, position both antennas at the same height and in a direct line of si ght to each othe r to attain the best performance. For omni-directional ante[...]

NBG-510S User’s Guide 195 A PPENDIX D Legal Information Copyright Copyright © 2007 by ZyXEL Communications Corporation. The contents of this publication may not be reprod uced in any part or as a whole, transcribed, stored in a retrieval system, tran slated into any language, or transmitted in any form or by any means, el ectronic, mechanical , [...]

Appendix D Legal Info rmation NBG-510S User’s Guide 196 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 4 Consult the dealer or an experien ced radio/TV technician for help. FCC Radiation Exposure St atement • This transmitter must not be co-located or op erating in conjunction with an[...]

Appendix D Legal Infor m ation NBG-510S User’s Guide 197 ZyXEL Limited W arranty ZyXEL warrants to the original en d user (purchaser) that this product is free from any defects in materials or workmansh ip for a period of up to two ye ars from the date of purchase. During the warranty period, and upon proof of purchase, should the product have in[...]

Appendix D Legal Info rmation NBG-510S User’s Guide 198[...]

NBG-510S User’s Guide 199 A PPENDIX E Customer Support Please have the following information r eady when you contact customer support. Required Information • Product model and serial number . • W arranty Information. • Date that you received your de vice. • Brief description of the problem and the steps you took to solve i t. “+” is t[...]

Appendix E Customer Support NBG-510S User’s Guide 200 • Re g u la r M ai l : ZyXEL C ommunications, Czech s.r .o., Modranská 621, 143 01 Praha 4 - Modrany , Ceská Republika Denmark • Support E-mail: support@zyxel.dk • Sales E-mail: sales@zyxel.dk • T elephone: +45-39-55-07-00 • Fax: +45-39-55-07-07 • W eb: www .zyxel.dk • Re g u l[...]

Appendix E Customer Support NBG-510S User’s Guide 201 India • Support E-mail: support@zyxel.in • Sales E-mail: sales@zyxel.in • T elephone: +91-1 1-30888144 to +91 -11-308 88153 • Fax: +91-1 1-30888149, +91 -11-268 10715 • W eb: http://www .zyxel.in • Re g u l ar M ai l : India - ZyXEL T e chnology Indi a Pvt Ltd. , I I -F l o or, F2/[...]

Appendix E Customer Support NBG-510S User’s Guide 202 • Re g ul a r M a i l: ZyXEL Communications In c., 1130 N. Mi ller St., Anaheim, CA 92806- 2001, U.S.A. Norway • Support E-mail: support@zyxel.no • Sales E-mail: sales@zyxel.no • T elephone: +47-22-80-61-80 • Fax: +47-22-80-61-81 • W eb: www .zyxel.no • Re g ul a r Ma i l: ZyXEL [...]

Appendix E Customer Support NBG-510S User’s Guide 203 Sweden • Support E-mail: support@zyxel.se • Sales E-mail: sales@zyxel.se • T elephone: +46-31-744-7700 • Fax: +46-31-744-7701 • W eb: www .zyxel.se • Re g ul a r M a il : ZyXEL Communications A/S, Sjöporten 4, 41764 Göteborg, S w eden Thailand • Support E-mail: support@zyxel.co[...]

Appendix E Customer Support NBG-510S User’s Guide 204[...]

Index NBG-510S User’s Guide 205 Index A access control 93 access point, See AP 61 ActiveX 101 address assignment 69 administrator password, change 37 Advanced Encryption St andard See AES. Advanced Setup 32 AES 190 antenna directional 193 gain 193 omni-directional 193 AP 61 AP (access point) 183 B Basic Service Set, See BSS 181 broadcast 74 BSS 1[...]

Index NBG-510S User’s Guide 206 F factory DHCP defaults 79 factory LAN defaults 77 FCC interf erence statemen t 195 file browsing 158 , 159 firewall 93 , 94 and NA T port forwarding 95 custom rules 94 default settings 94 , 95 stateful inspection 94 firmware current version 40 file extension 125 upload 125 force logout 33 fragment ation threshold [...]

Index NBG-510S User’s Guide 207 traversal 105 Network Address T ranslati on, See NA T 81 O operation envi ronment 171 own computer 32 , 156 P Pairwise Master Key (PMK) 190 , 192 Point-to-Point Protocol over Ethernet, See PPPoE 72 Point-to-Point Tunneling Protocol, See PP TP 73 port connection 29 port forwarding 81 , 82 default server 81 local ser[...]

Index NBG-510S User’s Guide 208 T temperature 171 T emporal Key Integrity Protocol (TKIP) 190 time sett ing 120 trigger port 85 trigger port forwarding 85 example 85 process 85 tutorial 50 U Universal Plug an d Play . See UPnP . UPnP 105 , 106 examples 106 forum 106 NA T traversal 105 UPnP Implementers Corp. 106 uptime 40 URL keywor d blocking 10[...]

Index NBG-510S User’s Guide 209 WP A-PSK 189 , 190 application example 191[...]

Index NBG-510S User’s Guide 210[...]