ZyXEL NBG6503 manual

Quick Start Guide www .zyxel.com NBG6503 Simultaneous Dual-band Wireless AC750 Home R outer V e rsion 1.00 Edition 1, 03/2013 Copyright © 2013 Z yXEL Communications Corpor ation User’s Guide Default Details LAN IP Addre ss - R outer Mode (Default mode) http://192.168.1 .1 - AP Mode http://192.168.1.2 User Name admin P assword 1234 SSID ZyXEL Pre[...]

NBG6503 User’s Guide 2 IMPORT ANT! READ CAREFULL Y BEFORE USE. KEEP THIS GUIDE FOR FUTURE REFERENCE. Related Document ation •Q u i c k S t a r t G u i d e The Quick Start Guide shows how to connect the NBG6503 and access the W eb Configurator wizards. It also contains a connection diagram and package contents list. Note: It is recommended y ou [...]

Contents Overview NBG6503 User’s Guid e 3 Contents Overview User ’ s Guide .............................................................................. .................................... ..................... 13 Getting to Know Y our Router .......... ................ ............. ................ ................ ................. .......[...]

Contents Overview NBG6503 User’s Guide 4[...]

Table of Contents NBG6503 User’s Guid e 5 Table of Contents Contents Overview .............................................................................. ............................... ................. 3 Table of Contents ................................................. ..................................................... ........... .....[...]

Table of Contents NBG6503 User’s Guide 6 3.3 Resetting the Router ....... ................. ............ ................. ................ ............. ................ .... ............ ....... 35 3.3.1 Procedure to Use the Reset Button ........ ................ ................ ................ ................ ............... .. 35 Chapter 4[...]

Table of Contents NBG6503 User’s Guid e 7 7.3.1 Navigation Panel ............................. ....... ...... ................ ............. ................ ............. ................. 6 1 Chapter 8 Access Point Mode ............................................... ............................................................... ..............[...]

Table of Contents NBG6503 User’s Guide 8 10.1 1 WDS Screen ... ................. ................ ............. ................ ............. ................ ............. ... .................... 97 Chapter 1 1 W AN ........ ..................................................... ............................................................... ..[...]

Table of Contents NBG6503 User’s Guid e 9 Chapter 15 Dynamic DNS ........................................................................................ ............................ ................ 123 15.1 Overview ... ............. ................ ................ ............. ................ ............. ................ ...... .........[...]

Table of Contents NBG6503 User’s Guide 10 20.1 Overview .... ................ ............. ................ ............. ................ ............. ................ ...... ................. ..... 145 20.2 What Y ou Can Do ................... ............. ................ ............. ................ ............. ................ .......[...]

Table of Contents NBG6503 User’s Guid e 11 Appendix C Wireless LANs .................................................................. .................................. .......... 209 Appendix D Common Services ................................................. ................................................. ...... 223 Appendix E Legal Informat[...]

Table of Contents NBG6503 User’s Guide 12[...]

13 P ART I User ’ s Guide[...]

14[...]

NBG6503 User’s Guid e 15 C HAPTER 1 Getting to Know Your Router 1.1 Overview This chapter introduces the main features and applications of the R outer. The Router upgr ades the speed of your existing wireless network, providing faster n etwork access to mobile users. Making use of IEEE 802.11AC technology , it not only upgrades your netw ork to t[...]

Chapter 1 Getting to Know Your Router NBG6503 User’s Guide 16 1.4 Good Habit s for Managing the Router Do the following things regularly to make the R outer more secure and to manage the Router more effectively . • Change the password . Use a password that’ s not easy to guess and that consists of different types of characters, such as number[...]

Chapter 1 Getting to Know Your Router NBG6503 User’s Guid e 17 1.5 LEDs Figure 1 Front P anel The following table describes the LEDs and the WPS button. T a ble 1 Front Panel LEDs and WPS Button LED COLOR STATUS DESCRIPTION POWER Green On The R outer is receiving power and functioning properly . Off The Router is not receiving power . WAN Green O[...]

Chapter 1 Getting to Know Your Router NBG6503 User’s Guide 18 1.6 The WPS Button Y our Router supports WiFi Protected Setup (WPS), which is an easy way to set up a secure wireless network. WPS is an industry standard sp ecification, defined by the WiFi Alliance. WPS allows you to quickly set up a wireless network with strong security , without ha[...]

Chapter 1 NBG6503 User’s Guid e 19 3 If using screw anchors, dril l two holes for the screw anchors into the wall . Push the anchors into the full depth of the holes, then insert the screws into the anchors. Do not insert the screws all the way in - leave a small gap of about 0.5 cm. If not using screw anchors, use a screwdriver to insert the scr[...]

Chapter 1 NBG6503 User’s Guide 20[...]

NBG6503 User’s Guid e 21 C HAPTER 2 Connection Wizard 2.1 Overview This chapter provides information on the wi zard setup screens in the W eb Configurator . The W eb Configurator’s wizard setup helps you configure your device to access the Internet. R efer to your ISP for y our Internet account information. Leave a field blank if you don’t ha[...]

Chapter 2 Connection Wizard NBG6503 User’s Guide 22 2.3 Connect to Internet The Router offers four Internet connection types. They are Static IP , DHCP , PPPoE , or PPTP . The wizard attempts to detect which W A N connection type you are using. Figure 4 Detecting your Internet Connection T ype If the wizard does not detect a connection type, you [...]

Chapter 2 Connection Wizard NBG6503 User’s Guid e 23 2.3.1 Connection T ype: DHCP Choose DHCP as the Internet Connection Type when the W AN port is used as a regular Ethernet . Click Next . Figure 6 Internet Connection T ype: DHCP Note: If you get an err or screen after clicking Next , you migh t have se lect ed th e wro ng Internet Connection ty[...]

Chapter 2 Connection Wizard NBG6503 User’s Guide 24 2.3.3 Connection T ype: PPPoE Po int-to-P oint Protocol over Ethernet (PPP oE) functions as a dial-up connection. PPPoE is an IETF (Internet Engineering T ask Force) standard specifying how a host personal computer interacts with a broadband modem (for example DSL, cable, wirele ss, etc.) to ach[...]

Chapter 2 Connection Wizard NBG6503 User’s Guid e 25 The following table describes the labels in this screen. 2.3.4 Connection T ype: PPTP Po int-to-P oint T unneling Protocol (PPTP) is a network protocol that enables transfers of data from a remote client to a priv ate server , creating a Virtual Private Network (VPN) using TCP/IP-based networks[...]

Chapter 2 Connection Wizard NBG6503 User’s Guide 26 The R outer connects to the Internet. Figure 10 Connecting to the Internet Note: If th e Wizard success fully connects to the Intern et, it procee ds to the next step. I f you get an error mes sage, go back to the previous screen and make sure you have entered the correct informatio n pr ovided [...]

Chapter 2 Connection Wizard NBG6503 User’s Guid e 27 2.4 Router Password Change the login password in the following scr een. Enter the new passwor d and retype it to confirm. Click Next to proceed with the Wireless Security screen . Figure 1 1 Router P assword 2.5 Wireless Security Configure Wireless Settings. Configure the wireless ne twork sett[...]

Chapter 2 Connection Wizard NBG6503 User’s Guide 28 The following table describes the labels in this screen. 2.5.2 Wireless Secu rity: WP A-PSK/WP A2-PSK Choose WPA-PSK or WPA2-PSK security in the Wireless Security screen to set up a password for your wireless network. Figure 13 Wireless Security: WPA-PSK/WP A2-PSK The following table describes t[...]

Chapter 2 Connection Wizard NBG6503 User’s Guid e 29 Congratulations! Open a web browser , such as Inte rnet Explorer , to visit your favorite website. Note: If you cannot access the Internet when your computer is connected to one of the Router’ s LAN ports, check your connections. Then turn the R outer off , wait for a few seconds then turn it[...]

Chapter 2 Connection Wizard NBG6503 User’s Guide 30[...]

NBG6503 User’s Guid e 31 C HAPTER 3 Introducing the Web Configurator 3.1 Overview This chapter describes how to access the Router W eb Configurator and pr ovides an overview of its screens. The W eb Configurator is an HTML -based management interface that allows easy setup and management of the Router via Internet browser . Use Internet Explorer [...]

Chapter 3 Introducing the Web Configurator NBG6503 User’s Guide 32 The W eb Configurator initially displays the following login screen. Figure 15 Login screen The following table describes the labels in this screen. 3.2.2 Password Screen Y ou should see a screen asking you to change your password (highly recommended) as shown next. Figure 16 Chan[...]

Chapter 3 Introducin g the Web Configurator NBG6503 User’s Guid e 33 The following table describes the labels in this screen. Note: The management session au tomatically ti mes out when the time period set in the Administrator Inactivity Timer field expires (default fiv e minutes; go to Chapter 22 on page 155 to cha nge th is). S imply l og ba ck[...]

Chapter 3 Introducing the Web Configurator NBG6503 User’s Guide 34 3.2.3.1 Weather Edit Y ou can change the temper ature unit and select the location for which you w ant to know the weather . Click the icon to change the W eather display . Figure 18 Change W eather The following table describes the labels in this screen. 3.2.3.2 Time/Date Edit On[...]

Chapter 3 Introducin g the Web Configurator NBG6503 User’s Guid e 35 3.3 Resetting the Router If you forget your password or IP address, or yo u cannot access the W eb Configurator , you will need to use the RESET button at the back of the Router to reload the factory-default configur ation file. This means that you will lose all configur ations [...]

Chapter 3 Introducing the Web Configurator NBG6503 User’s Guide 36[...]

NBG6503 User’s Guid e 37 C HAPTER 4 Monitor 4.1 Overview This chapter discusses read-only information related to the device state of the Router. Note: T o access the Monitor screens, y ou can also click the links in t he Summary table of the Status screen to view the bandwidth consumed, packets sent/receiv ed as well as the status of clients conn[...]

Chapter 4 Mon itor NBG6503 User’s Guide 38 log choices depend on your settings in the Log Settings screen. Click Refresh to renew the log screen. Click Clear to delete all the logs. Figure 20 View Log Y ou can configure which logs to display in the View L og screen. Go to the Log Settings screen and select the logs you wish to display . Click App[...]

Chapter 4 Monitor NBG6503 User’s Guid e 39 4.4 BW MGMT Monitor The Bandwidth Management (BW MGMT) Monitor a llows you to v iew the amount of network bandwidth that applications running in the network are using. The bandwidth is measured in kilobits per second (kbps). The monitor shows what kinds of applications are running in the network, the max[...]

Chapter 4 Mon itor NBG6503 User’s Guide 40 The following table describes the labels in this screen. 4.6 Packet S t 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". The Poll Interval(s) field is configur[...]

Chapter 4 Monitor NBG6503 User’s Guid e 41 4.7 WLAN 2.4G S t ation St atus Click the WLAN 2.4G Station Status (Details...) hyperlink in the Status screen. View the wireless stations that are currently associated to the R outer in the Association List . Association means that a wireless client (for example, your network or computer with a wireless[...]

Chapter 4 Mon itor NBG6503 User’s Guide 42 connected successfully to the AP (or wireless rout er) using the same SSID, channel and security settings. Figure 26 Summary: Wireless Association List The following table describes the labels in this screen. T a ble 17 Summary: Wireless Association List LABEL DESCRIPTION # This is the in dex number o f [...]

NBG6503 User’s Guid e 43 C HAPTER 5 Router Modes 5.1 Overview This chapter introduces the different modes av ailable on your Router. First, the term “mode” refers to two things in this User’s Guide. • Web Configurator mode . This refers to the W eb Configurator interface you want to use for editing Router features. • Device mode . This [...]

Chapter 5 Router Modes NBG6503 User’s Guide 44[...]

NBG6503 User’s Guid e 45 C HAPTER 6 Easy Mode 6.1 Overview The W eb Configurator is set to Easy Mode by default. Y ou can configure several k ey features of the R outer in this mode. This mode is useful to users who are not fully familiar with some features that are usually intended for network administr ators. When you log in to the W eb Configu[...]

Chapter 6 Easy Mode NBG6503 User’s Guide 46 Click Status to open the following screen scree n. Figure 28 Easy Mode: Sta tus Screen 6.2 What Y ou Can Do Y ou can do the following in this mode: •U s e t h i s Navigation Panel ( Section 6.4 on page 47 ) to opt out of the Eas y mode. •U s e t h e Network Map screen ( Section 6.5 on page 47 ) to c[...]

Chapter 6 Easy Mode NBG6503 User’s Guid e 47 6.4 Navigation Panel Use this navigation panel to opt out of the Easy mode. Figure 29 Navigation Panel The following table describes the labels in this screen. 6.5 Network Map Note: The Netwo rk MAP is viewable b y Windows XP (need to install patc h), Windows Vista and Windows 7 users only . For Window[...]

Chapter 6 Easy Mode NBG6503 User’s Guide 48 The line connecting the R outer to the gatewa y becomes green when the R outer is able to ping the gateway . It becomes red when the ping initiating from the Router does not get a response from the gateway . The same rule applies to the line connecting the gateway to the Intern et. Y ou can also view th[...]

Chapter 6 Easy Mode NBG6503 User’s Guid e 49 6.6.1 Game Engine When this feature is enable d, the Router maximizes the bandwidth for gaming traffic that it forwards out through an interface. Figure 32 Game Engine Note: When this is swit ched on, th e Game Console tab in th e Bandwid th MGMT screen is automa tically pos itioned on t op. T urn this[...]

Chapter 6 Easy Mode NBG6503 User’s Guide 50 Disabling the wireless capability lowers the energy consumption of the of the Router. Figure 33 Po w e r S a v i n g The following table describes the labels in this screen. T a ble 20 Pow e r S a vi n g LABEL DESCRIPTION Wireless Radio Select the wireless radio to set its powe r saving settings. WLAN S[...]

Chapter 6 Easy Mode NBG6503 User’s Guid e 51 6.6.3 Content Filter Use this screen to restrict access to certain websites, based on keywords contained in URLs, to which you do not w ant users in your network to open. Figure 34 Content Filter The following table describes the labels in this screen. 6.6.4 Bandwid th MGMT Use this screen to set bandw[...]

Chapter 6 Easy Mode NBG6503 User’s Guide 52 The R outer uses bandwidth management for incoming and outgoing tr affic. Rank the services and applications by dragging them accordingly from High to Low and click Apply . Click Cancel to close the screen. Figure 35 Bandwid th MGNT 6.6.5 Firewall Enable this feature to protect the network from De nial [...]

Chapter 6 Easy Mode NBG6503 User’s Guid e 53 Note: Y ou can enable the Wireless function of yo ur R outer by first turning on the switch in the back panel. Figure 37 Wireless Security The followi ng table describ es the gener a l wireless LAN labels in this screen. T a ble 22 Wireless Security LABEL DESCRIPTION Wireless Radio Sele ct the wirele s[...]

Chapter 6 Easy Mode NBG6503 User’s Guide 54 6.6.7 WPS Use this screen to add a wireless station to the network using WPS . Click WPS in the Wireless Security to open the following screen. Figure 38 Wireless Security: WPS The following table describes the labels in this screen. T a ble 23 Wireless Security: WPS LABEL DESCRIPTION Wireless Securi ty[...]

Chapter 6 Easy Mode NBG6503 User’s Guid e 55 6.7 S t atus Screen in Easy Mode In the Network Map screen, click Status to view read-only information about the Router. Figure 39 Status Screen in Easy Mode The following table describes the labels in this screen. T a ble 24 Status Screen in Easy Mode ITEM DESCRIPTION Name Th is is the nam e of the Ro[...]

Chapter 6 Easy Mode NBG6503 User’s Guide 56[...]

NBG6503 User’s Guid e 57 C HAPTER 7 Router Mode 7.1 Overview The R outer is set to router mode by default. R outers are used to connect the local network to another network (for example, the Internet). In the figure below, the R outer connects the local network ( LAN1 ~ LAN4 ) to the Internet. Figure 40 Ro u t e r N e tw o r k Note: The Status sc[...]

Chapter 7 Router Mode NBG6503 User’s Guide 58 7.3 S t atus Screen Click to open the status screen. Figure 41 Status Screen: Router Mode The following table describes the icons shown in the Status screen. T a ble 25 Status Screen Icon K ey: Router Mode ICON DESCRIPTION Click this icon to view copyright and a link for related product information. C[...]

Chapter 7 Router Mode NBG6503 User’s Guid e 59 The following table describes the labels shown in the Status screen. Click this i con to see th e Configuration navigation menu. Click this i con to see th e Maintenance navigation menu. T a ble 25 Status Screen Icon K ey: Router Mode (continued) ICON DESCRIPTION T a ble 26 Status Screen: Router Mode[...]

Chapter 7 Router Mode NBG6503 User’s Guide 60 Current Date/Time This fiel d disp lays your Router’ s present date and time. System Resource - CPU Usage This displays what percen tage of the Router’ s processing ability is currentl y used. When this percentage is close to 100%, the R outer is running at full load, and the throughput is not goi[...]

Chapter 7 Router Mode NBG6503 User’s Guid e 61 7.3.1 Navigation Panel Use the sub-menus on the navigation panel to configure R outer features. Figure 42 Navigation P anel: Router Mode The following table describes the sub-menus. T a ble 27 Navigation P anel: Router Mode LINK TA B FUNCTION Status This screen s hows the R outer’ s general de vice[...]

Chapter 7 Router Mode NBG6503 User’s Guide 62 Wireless LAN 2.4G Gener al Use this sc reen to conf igure wireles s 2.4G LAN. MAC Filter Use the MAC filt er screen to configure the Rout er to block access to device s or block the devices fro m accessing the Router. Adv anced This screen allows you to config ure adv anced wireless settin gs. QoS Use[...]

Chapter 7 Router Mode NBG6503 User’s Guid e 63 Bandwidth Management Gener al Use this scre en to enable bandwidth mana gement. Adv anced Use this screen to set t he upstre am bandwidth and edit a bandwidth management rule. Monitor Use this screen to view the amount of network bandwidth that a pplications running in the ne twork are using. Rem o t[...]

Chapter 7 Router Mode NBG6503 User’s Guide 64[...]

NBG6503 User’s Guid e 65 C HAPTER 8 Access Point Mode 8.1 Overview Use your R outer as an access point (AP) if you al ready hav e a router or gatewa y on your network. In this mode your R outer brid ges a wired network (LAN) and wireless LAN (WLAN) in the same subnet. See the figure below for an example. Figure 43 Wireless Internet Access in Acce[...]

Chapter 8 Access Point Mode NBG6503 User’s Guide 66 8.3.1 Setting your Router to AP Mod e 1 Log into the W eb Configurator if you hav en’ t already . See the Quick start Guide for instructions on how to do this. 2 T o use your R outer as an access point, go to Mai ntenance > Sys OP Mode and select Access Point mode. Figure 44 Changing to Acc[...]

Chapter 8 Access Point Mode NBG6503 User’s Guid e 67 3 Click Start > Run on your computer in Windows. T ype “cmd” in the dialog box. Enter “ ipconfig” to show your computer’ s IP address. If your computer ’ s IP address is not in the correct range then see Appendix B on page 181 for information on chan ging your computer’ s IP ad[...]

Chapter 8 Access Point Mode NBG6503 User’s Guide 68 8.4 AP Mode S t atus Screen Click to open the Status screen. Figure 46 Status Screen: Access Point Mode The following table describes the labels shown in the Status screen. T a ble 28 Status Screen: Access Point Mode LABEL DESCRIPTION Logout Click this at any time to exit the W eb Configurator .[...]

Chapter 8 Access Point Mode NBG6503 User’s Guid e 69 WLAN 2.4G Information - WLAN OP Mode This is the device mode ( Sec tion 5.1.2 on page 43 ) to which the Router’s wireless LAN is se t - Access Point Mode . - MAC Address This shows the wireless adapter MAC Address of your device. - SSID This shows a descriptive nam e used to identify t he Rou[...]

Chapter 8 Access Point Mode NBG6503 User’s Guide 70 8.4.0.1 Navigation Panel Use the menu in the navigation panel to configure Rou ter features in Access P oint mode. The following screen and table show the features you can configure in Access P oint mode. Figure 47 Menu: Access Point Mode Re fe r t o T able 27 on page 61 for descriptions of the [...]

Chapter 8 Access Point Mode NBG6503 User’s Guid e 71 T a ble 29 Network > LAN > IP LABEL DESCRIPTION Get from DHCP Serve r Click this to deploy the R outer as an access point in the ne twork. When you enable this, the Router get s its IP address from the network’s DHCP server (for example, your ISP). U sers connected to the Router can now[...]

Chapter 8 Access Point Mode NBG6503 User’s Guide 72[...]

NBG6503 User’s Guid e 73 C HAPTER 9 Tutorials 9.1 Overview This chapter provides tutorials for your R outer as follows: • Connecting to the Internet from an Access P oint • Configuring Wireless Security Using WPS • Enabling and Configuring Wireless Security (No WPS) • If your connection is successful, open your Inte rnet browser and enter[...]

Chapter 9 Tutorials NBG6503 User’s Guide 74 • Push Button Configuration (PBC) - create a secure wireless network simply by pressing a button. See Section 9.3.1 on page 74 .This is the easier method . • PIN Configuration - create a secure wireless network simply by entering a wireless client's PIN (Personal Identification Number) in the R[...]

Chapter 9 Tutorials NBG6503 User’s Guid e 75 The following figure shows you an example to set up wireless network and securit y by pressing a button on both R outer and wireless client (the NWD210N in this example). Figure 50 Example WPS Process: PBC Method 9.3.2 PIN Configuration When you use the PIN configuration method, you need to use both Ro[...]

Chapter 9 Tutorials NBG6503 User’s Guide 76 The following figure shows you the e xample to set up wireless network and s ecurity on Router and wireless client (ex. NWD210N in this example) by using PIN method. Figure 51 Example WPS Process: PIN Method Authentication by PIN SECURITY INFO WITHIN 2 MINUTES Wireless Client Router COMMUNICA TION[...]

Chapter 9 Tutorials NBG6503 User’s Guid e 77 9.4 Enabling and Configuring Wireless Security (No WPS) This example shows you how to configure wireless security settings with the following parameters on your Router. Follow th e steps below to configure the wireless settings on your R outer. The instructions require that your hardware is connected ([...]

Chapter 9 Tutorials NBG6503 User’s Guide 78 5 Open the Status screen. V erify your wireless and wireless security settings under Device Information and check if the WLAN connection is up under Int erface Status . Figure 53 T utorial: Checking Wireless Settings 9.4.1 Configure Y our Notebook Note: W e use the Z yXEL M-302 wireless ad ap ter utilit[...]

Chapter 9 Tutorials NBG6503 User’s Guid e 79 5 Select WPA -PSK and type the security ke y in the following screen. Click Next . Figure 55 Security Settings 6 The Confirm Save window appears. Check your settings and click Save to continue. Figure 56 Confirm Save 7 Check the status of your wireless connection in the screen below . If your wireless [...]

Chapter 9 Tutorials NBG6503 User’s Guide 80[...]

81 P ART II T echnical Reference[...]

82[...]

NBG6503 User’s Guid e 83 C HAPTER 10 Wireless LAN 10.1 Overview This chapter discusses how to configure the wireless network settings in your R outer. See the appendices for more detailed information about wireless networks. The following figure provides an example of a wireless network. Figure 58 Example of a Wireless Network The wireless 2.4G n[...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 84 •U s e t h e Advanc ed screen ( Section 10.6 on page 91 ) to allow wireless advanced features, such as intra-BS S networking and set the R TS/CTS Threshold. •U s e t h e QoS screen ( Section 10.7 on page 93 ) to set priority levels to services, such as e-mail, V oIP , chat, and so on. •U s e [...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 85 00:A0:C5:00:00:02. T o get the MAC address for ea ch wireless client, see the appropriate User ’s Guide or other documentation. Y ou can use the MAC address filter to tell the AP which wireless clients are allowed or not allowed to use the wireless network. If a wireless client is allowed to use [...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 86 10.3.1.5 WDS Wireless Distribution System or WDS security is us ed between bridged APs. It is independent of the security between the wired networks and their respective APs. If you do not enable WDS security , traffic between APs is not encrypted. When WDS se curity is enabled, both APs must use t[...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 87 See the rest of this chapter for inform at ion on the other labels in this screen. 10.4.1 No Security Select No Security to allow wireless stations to communicate with the access po ints without any data encryption. Note: If you do no t enable any wireles s se curity on your Rout er, your network i[...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 88 The following table describes the labels in this screen. Re fe r t o T able 31 on page 86 for descriptions of the other labels in this screen. 10.4.2 WEP Encryption WEP encryption scrambles the data tr ansmitted between the wireless stations and the access points to keep network communications priv[...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 89 The following table describes the wireless LAN security labels in this screen. Re fe r t o T able 31 on page 86 for descriptions of the other labels in this screen. T a ble 33 Network > Wireless LAN 2.4G/5G > Gener al: Static WEP LABEL DESCRIPTION Security Mode Select Static WEP to enable dat[...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 90 10.4.3 WP A-PSK/WP A2-PSK Click Network > Wireless LAN 2.4G or Wireless LAN 5G to display the General screen. Select WPA-PSK or WPA2-PSK from the Security Mode list. Figure 62 Network > Wireless LAN 2.4G/5G> Gene ral: WP A-PSK/WP A2-PSK The following table describes the labels in this scre[...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 91 pairs of hexadecimal characters, for example, 00:A0:C5:00:00:02. Y ou need to know the MAC address of the devices to configure this screen. T o change your Router’ s MAC filter settings, click Network > Wireless LAN 2.4G or Wireless LAN 5G > MAC Filter . The scree n appears as shown. Figure[...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 92 Click Network > Wireless LAN 2.4G or Wireless LAN 5G > Advanced . The screen appears as shown. Figure 64 Network > Wireless LAN > Advanced The following table describes the labels in this screen. T a ble 36 Network > Wireless LAN 2.4G/5G > Adv anced LABEL DESCRIPTION RTS/CTS Thres[...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 93 10.7 Quality of Service (QoS) Screen The QoS screen allows you to automatically give a service (such as V oIP and video) a priority level. Click Network > Wireless LAN 2.4G or Wireless LAN 5G > QoS . The following screen appears. Figure 65 Network > Wireless LAN > QoS Network Mode (Wire[...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 94 The following table describes the labels in this screen. 10.8 WPS Screen Use this screen to enable/disable WPS, view or generate a new PIN number and check current WPS status. T o open this screen, click Network > Wireless LAN 2.4G or Wireless LAN 5G > WPS tab. Figure 66 Network > Wireless[...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 95 10.9 WPS S t ation Screen Use this screen when you want to add a wireless station using WPS . T o open this screen, click Network > Wireless LAN 2.4G or Wireless LAN 5G > WPS Station tab. Note: Note: After you click Push Button on this screen, you ha ve to press a similar button in the wirel [...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 96 The following table describes the labels in this screen. 10.10 Scheduling Screen 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. T o [...]

Chapter 10 Wireless LAN NBG6503 User’s Guid e 97 10.1 1 WDS Screen A Wireless Distribution System is a wireless connection between two or more APs. Use this screen to set the oper ating mode of your R outer to AP + Bridge or Bridge Only and establish wireless links with other APs. Y ou need to know the MAC ad dress of the peer device, which also [...]

Chapter 10 Wi reless LAN NBG6503 User’s Guide 98 The following table describes the labels in this screen. T a ble 41 Network > Wireless LAN 2.4G > WDS LABEL DESCRIPTION WDS Setup Basic Settin gs Select the operating mode for y our Router. • AP + Bridge - The Router functions as a bridge and access point simultaneousl y . • Bridge - The [...]

NBG6503 User’s Guid e 99 C HAPTER 11 WAN 1 1.1 Overview This chapter discusses the Router’ s WAN screens. Use these screens to configure your Router for Internet access. A WAN (Wide Area Network) connection is an outside connection to another network or the Internet. It connects your priv ate networks such as a LAN (Local Area Network) and othe[...]

Chapter 11 WAN NBG6503 User’s Guide 100 1 1.3.1 Configuring Y o ur Internet Connection Encap sulation Method Encapsulation is used to include data from an upper layer protocol into a lower la yer protocol. T o set up a WAN connection to the Internet, y ou need to use the same encapsulation method used by your ISP (Internet Service Provider). If y[...]

Chapter 11 WAN NBG6503 User’s Guid e 101 1 1.3.2 Multicast T raditionally , IP packets are transmitted in one of ei ther two w ays - Unicast (1 sender - 1 recipien t) 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. Figure 71 Multicast Example In [...]

Chapter 11 WAN NBG6503 User’s Guide 102 1 1.4 Internet Connection Use this screen to change your Router’ s Internet access settings. Click WAN from the Configuration menu. The screen differs according to the encapsulation you choose. 1 1.4.1 Ethernet Encap sulation This screen displays when you select Ethernet encapsulation. Figure 72 Network &[...]

Chapter 11 WAN NBG6503 User’s Guid e 103 1 1.4.2 PPPoE Encap sulation The Router supports PPP oE (Point-to-P oint Protocol o ver E th e rn e t) . P PPo E i s an I ET F st an d a rd (R F C 2516) specifying how a personal computer (PC) interacts with a broadband modem (DSL, cable, wireless, etc.) connection. The PPP over Ethernet option is for a di[...]

Chapter 11 WAN NBG6503 User’s Guide 104 This screen displays when you select PPPoE encapsulation. Figure 73 Network > WAN > Internet Connection : PPPoE Encapsulation The following table describes the labels in this screen. T a ble 43 Network > W AN > Internet Connection: PPP oE Encapsulation LABEL DESCRIPTION ISP Par ameters for Inter[...]

Chapter 11 WAN NBG6503 User’s Guid e 105 1 1.4.3 PPTP Encap sulation 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 T C P/IP- based networks. PPTP supports on-demand, multi-protocol and virtual privat[...]

Chapter 11 WAN NBG6503 User’s Guide 106 This screen displays when you select PPTP encapsulation. Figure 74 Network > WAN > Internet Connection : PPTP Encapsulation The following table describes the labels in this screen. T a ble 44 Network > W AN > Internet Connection: PPTP Encapsulation LABEL DESCRIPTION ISP Par ameters for Internet [...]

Chapter 11 WAN NBG6503 User’s Guid e 107 Nailed-up Connect ion Selec t Nailed-Up Conn ection if you do not want the c onnection to time out. Idle Time out This value specifies the time in minutes that elapse s before the Router automatically disconnects from the PPTP server . PPTP Confi gurati on Server IP Address T ype the IP addre ss of the PPT[...]

Chapter 11 WAN NBG6503 User’s Guide 108 1 1.5 Advanced W AN Screen Use this screen to enable Multicast and enable Auto-brid ge . Note: The categories show n in this screen are independent of each other . T o change your Router’ s advanced W AN settings, click Network > WAN > Advanced . The screen appears as shown. Figure 75 Network > W[...]

NBG6503 User’s Guid e 109 C HAPTER 12 LAN 12.1 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. The LAN screens can help you c[...]

Chapter 12 LAN NBG6503 User’s Guide 11 0 12.3 What Y ou Need T o Know The actual physical connection determines whether the R outer ports are LAN or W AN ports. There are two separate IP networks, one inside the LA N network and the other outside the W AN network as shown next. Figure 77 LAN and WAN IP Addresses The LAN parameters of the R outer [...]

Chapter 12 LAN NBG6503 User’s Guid e 111 12.4 LAN IP Screen Use this screen to change the IP address for your R outer. Click Network > LAN > IP . Figure 78 Network > LAN > IP The following table describes the labels in this screen. 12.5 IP Alias Screen Use this screen to have the R outer apply IP alias to create LAN subnets. Click LAN[...]

Chapter 12 LAN NBG6503 User’s Guide 11 2 IP Sub net Mask The subnet mask specifies the network number po rtion of an IP address. Y our Router will automatically ca lculate the subnet mask based on the IP address that you assign. Unl ess you are implementing su bnetting, use the su bnet mask computed by th e Router. Apply Click Apply to save y our[...]

NBG6503 User’s Guid e 11 3 C HAPTER 13 DHCP Server 13.1 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 Router’ s LAN as a DHCP server or disable it. When configured as a server , the Router provides the TCP/IP[...]

Chapter 13 DH CP Server NBG6503 User’s Guide 11 4 13.4 Advanced Screen 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 R outer sends to the DHCP clients. T o change your Router’ s static DHCP set[...]

Chapter 13 DHCP Server NBG6503 User’s Guid e 11 5 IP Address T ype the LAN IP address of a computer on your LAN. DNS Server DNS Servers Assigned by DHCP Server The Router passes a DNS (Domain Name System) server IP address (in the order you specify here ) to the DHCP clients. The R outer only passes this information to the LAN DHCP clients when y[...]

Chapter 13 DH CP Server NBG6503 User’s Guide 11 6[...]

NBG6503 User’s Guid e 11 7 C HAPTER 14 Network Address Translation (NAT) 14.1 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 pack et, used within one network is changed to a different IP address known within another network.[...]

Chapter 14 Network Address Transl ation (NAT) NBG6503 User’s Guide 11 8 14.3 General NA T Screen Use this screen to enable NA T and set a default server . Click Network > NAT > General to open the following screen. Figure 83 Network > NA T > General The following table describes the labels in this screen. 14.4 NA T Application Screen [...]

Chapter 14 Network Addr ess Translation (NAT) NBG6503 User’s Guid e 11 9 Note: Many residential broadband ISP accoun ts do not allow you to run any server processes (such as a W eb or FTP server) from your location. Y our ISP may periodically check for servers and may su spend your account if it discov ers any acti ve ser vic es at yo ur lo cati [...]

Chapter 14 Network Address Transl ation (NAT) NBG6503 User’s Guide 120 14.5 NA T Advanced Screen Some services use a dedicated range of ports on the client side and a dedicated range of ports on the server side. With regular port forw arding you set a forwarding port in NA T to forward a service (coming in from the server on the W AN) to the IP a[...]

Chapter 14 Network Addr ess Translation (NAT) NBG6503 User’s Guid e 121 Note: Only one LAN comp uter can use a trigger port (r ange) at a time. Figure 85 Network > NA T > Advanced The following table describes the labels in this screen. T a ble 52 Network > NA T > Advanced LABEL DESCRIPTION # Th is is the r ule index numbe r (read-onl[...]

Chapter 14 Network Address Transl ation (NAT) NBG6503 User’s Guide 122 14.5.1 T rigger Port Forwarding Ex ample The following is an example of trigger port forwarding. Figure 86 T rigger Port F orwarding Process: Example 1 Jane requests a file from the Real Audio server (port 7070). 2 Port 7070 is a “trigger” port and causes the R outer to re[...]

NBG6503 User’s Guid e 123 C HAPTER 15 Dynamic DNS 15.1 Overview Dynamic DNS (DDNS) services let you use a domain n ame with a dynamic IP address. 15.2 What Y ou Can Do Use the Dynamic DNS screen ( Section 15.4 on page 123 ) to enable DDNS and configure the DDNS settings on the R outer. 15.3 What Y ou Need T o Know Dynamic DNS allows you to update[...]

Chapter 15 Dynamic DNS NBG6503 User’s Guide 124 The following table describes the labels in this screen. T a ble 53 Network > DDNS LABEL DESCRIPTION Enable Dynamic DNS Select th is check box t o use dynam ic DNS. Servi ce Provider Select the nam e of your Dy namic DNS serv ice provider . Host Name Enter a host name s in the field prov ided. Y [...]

NBG6503 User’s Guid e 125 C HAPTER 16 Static Route 16.1 Overview This chapter shows you how to configure static routes for your R outer. Each remote node specifies only the network to which the gatew ay is directly connected, and the R outer has no knowledge of the networks bey ond . F or instance, the R outer knows about network N2 in the follow[...]

Chapter 16 Static Route NBG6503 User’s Guide 126 16.3 IP S t atic Route Screen Click Network > Static Route to open the IP Static Route screen. Figure 89 Network > Static Route The following table describes the labels in this screen. T a ble 54 Network > Static R oute LABEL DESCRIPTION Static Routing Settings Rou te N am e Enter a the na[...]

Chapter 16 Static Route NBG6503 User’s Guid e 127 Destinat ion This para meter specifies the IP network address of the fi nal de stination. Routi ng is always based on network number . Gatew ay This is the IP address of the gateway . Th e gateway is a ro uter or switch on the same network s egment as the dev ice's LAN or WAN port. The gatewa[...]

Chapter 16 Static Route NBG6503 User’s Guide 128[...]

NBG6503 User’s Guid e 129 C HAPTER 17 Firewall 17.1 Overview This chapter shows you how to enable and configure the firewall that protects your Router and y our LAN from unwan ted or malicious 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. By default[...]

Chapter 17 Fi rewall NBG6503 User’s Guide 130 17.3 What Y ou Need T o Know The Router’ s firewall feature physically separates the LAN and the WAN and acts as a secure gateway for all data passing between the networks. It is designed to protect against Denial of Service (DoS) attacks when activ ated (click the General tab under Firewall and the[...]

Chapter 17 Firewall NBG6503 User’s Guid e 131 17.5 Services Screen I f a n o u t s i d e u s e r a t t e m p t s t o p ro b e a n u ns u p p o r t ed p o r t on y o u r Ro u t e r , an I C M P re s p o n s e p ac k e t is automatically returned. This allows the outside user to know the R outer exists. Use this screen to prevent the ICMP response [...]

Chapter 17 Fi rewall NBG6503 User’s Guide 132 See Appendix D on page 2 23 for commonly used services and port numbers. Enable Firewall Rule Enable Firewall Rule Select this ch eck box to acti vate the firewall rules that you de fine (see Add Firewall R ule below) Apply Click Apply to save the sett ings. Add Firewall Rule Service Name Enter a name[...]

NBG6503 User’s Guid e 133 C HAPTER 18 Content Filter 18.1 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. Content filtering is the ability to block certain web features or specific URL keyw[...]

Chapter 18 Content Fil ter NBG6503 User’s Guide 134 Since the R outer checks the URL ’ s domain name (or IP address) and file path separately , it will not find items that go across the two. F or example, with the URL www.zyx el.com.tw/news/ pressroom.php , the R outer would find “tw” in the domain name ( www.zyx el.com.tw) . It would also [...]

Chapter 18 Content Filter NBG6503 User’s Guid e 135 Cookies Used by W eb servers to track usage and provide service based on ID. We b P r ox y A server that acts as an inte rm ediary between a user and the Internet to provide security , administrative control, and caching servic e. When a proxy serve r is located on the W AN it is possible for LA[...]

Chapter 18 Content Fil ter NBG6503 User’s Guide 136[...]

NBG6503 User’s Guid e 137 C HAPTER 19 Bandwidth Management 19.1 Overview This chapter contains information about configuring bandwidth management and editing rules. Z yXEL ’s Bandwidth Management allows you to sp ecify bandw idth management rules based on an application. In the figure below , uplink traffic goes from the L AN device ( A ) to th[...]

Chapter 19 Bandwi dth Management NBG6503 User’s Guide 138 19.3 What Y ou Need T o Know The sum of the bandwidth allotments that apply to the WAN interface (LAN to W AN, WLAN to WAN) must be less than or equal to the Upstream Bandwidth that y ou configure in the Bandwidth Management Advanced screen ( Section 19.5 on page 138 ). The sum of the band[...]

Chapter 19 Bandwidth Management NBG6503 User’s Guid e 139 Note: The two tables shown in t his screen can be configured and appli ed at the same time. Click Management > Bandwidth Management > Advanced to open the bandwidth management Advanced screen. Figure 96 Management > Bandwidth Management > Adv anced The following table describes[...]

Chapter 19 Bandwi dth Management NBG6503 User’s Guide 140 T a ble 59 Management > Bandwidth Management > Advanced LABEL DESCRIPTION Management Ban dwidth Upstream Bandwidth Select the tot al amount of bandwi dth (from 64 Kilobi ts to 50 Megabits ) that you want to dedicate to uplink traffic. This is tr affic from LAN/WLAN to WAN. Downstream[...]

Chapter 19 Bandwidth Management NBG6503 User’s Guid e 141 19.5.1 Rule Configuration: Appl ication Rule Configuration If you want to edit a bandwidth management rule for a pre-defined service or application, click the Edit icon in the Application List table of the Advanced screen. The following screen displays. Figure 97 Bandwidth Management Rule [...]

Chapter 19 Bandwi dth Management NBG6503 User’s Guide 142 19.5.2 Rule Configuration: User De fined Service Rule Configuration If you w ant to edit a bandwidth management rule for other applications or services, click the Edit icon in the User-defined Ser vice table of the Advanced screen. The followin g screen displays. Figure 98 Bandwidth Manage[...]

Chapter 19 Bandwidth Management NBG6503 User’s Guid e 143 19.6 Monitor Screen Use this screen to view the amount of network ba ndwidth th at applications running in the network are using. The bandwidth is measured in kilobits per second (kbps). The monitor shows what kinds of applications are running in the network, the maximum kbps th at each ap[...]

Chapter 19 Bandwi dth Management NBG6503 User’s Guide 144 BitT orrent BitT orrent is a free P2P (p eer -to-peer) shar ing tool allowin g you to distribute large so ftware and media files. BitT orre nt requires you to search for a file with a searching engine yourself . It distributes files by corporati o n and trading, that is, the clie nt downlo[...]

NBG6503 User’s Guid e 145 C HAPTER 20 Remote Management 20.1 Overview This chapter provides information on the R emote Management screens. R emote Management allows you to manage your R outer from a remote location through the following interfaces: •L A N a n d W A N •L A N o n l y •W A N o n l y Note: The Router is managed using the W eb C[...]

Chapter 20 Remote Management NBG6503 User’s Guide 146 20.3.2 System T imeout There is a default system management idle timeout of five m inutes (three hundred seconds). The R outer automatically logs you out if the management session remains idle for longer than this timeout period. The management session does not time out when a statistics scree[...]

NBG6503 User’s Guid e 147 C HAPTER 21 Universal Plug-and-Play (UPnP) 21.1 Overview This chapter introduces the UPnP feature in the web configur ator . 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. A UPnP device can dynamically join a netwo[...]

Chapter 21 Uni versal Plug-and-Pla y (UPnP) NBG6503 User’s Guide 148 21.3.2 Cautions with UPnP The automated nature of NA T traversal 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 env[...]

Chapter 21 Universal Plug-and-Play (UPnP) NBG6503 User’s Guid e 149 Make sure the computer is connected to a LAN port of the Router. T urn on your computer and the Ro u te r . 21.5.1.1 Auto-discover Y our UPnP-enabled Network Device 1 Click start and Control Panel . Double-click Network Connections . An icon displays under Internet Gateway . 2 Ri[...]

Chapter 21 Uni versal Plug-and-Pla y (UPnP) NBG6503 User’s Guide 150 4 Y ou may edit or delete the port mappings or click Add to manually add port mappings. Figure 104 Internet Connection Properties: Advanced Settings Figure 105 Internet Connection Properties: Advanced Settings: Add Note: When the UPnP-enabled devi ce is di sconnected from your c[...]

Chapter 21 Universal Plug-and-Play (UPnP) NBG6503 User’s Guid e 151 6 Double-click on the icon to display your current Internet connection status. Figure 107 Internet Connection Status 21.5.2 We b Configurator Easy Access With UPnP , you can access the web-based configurator on the Router without finding out the IP address of the R outer first. T[...]

Chapter 21 Uni versal Plug-and-Pla y (UPnP) NBG6503 User’s Guide 152 3 Select My Network Places und er Other Places . Figure 108 Network Connections 4 An icon with the description for each UPnP-enabled devic e displays under Local Network . 5 Right-click on the icon for your R outer and select Invoke . The web configur ator login screen displays.[...]

Chapter 21 Universal Plug-and-Play (UPnP) NBG6503 User’s Guid e 153 6 Right-click on the icon for your R outer and select Properties . A properties window displays with basic information about the R outer. Figure 1 10 Network Connections: My Network Places: Properties: Example[...]

Chapter 21 Uni versal Plug-and-Pla y (UPnP) NBG6503 User’s Guide 154[...]

NBG6503 User’s Guid e 155 C HAPTER 22 Maintenance 22.1 Overview This chapter provides information on the Maintenance screens. 22.2 What Y ou Can Do •U s e t h e General screen to configure system and domain name. Y ou can also set the timeout period of the management session ( Section 22.3 on page 15 5 ). •U s e t h e Password screen to chang[...]

Chapter 22 Maintenance NBG6503 User’s Guide 156 The following table describes the labels in this screen. 22.4 Password Screen It is strongly recommended that y ou change your R outer's password. If you forget your R outer's password (or IP ad dress), you will need to reset the device. See Section 22.8 on page 161 for details. Click Main[...]

Chapter 22 Maintenance NBG6503 User’s Guid e 157 22.5 T ime Setting Screen Use this screen to configure the R outer’ s time based on your local time z one. T o change your Ro u te r ’s t i m e a n d da t e , c l i c k Maintenance > Time . The screen appears as shown. Figure 1 13 Maintenance > Time The following table describes the label[...]

Chapter 22 Maintenance NBG6503 User’s Guide 158 22.6 Firmware Upgrade Screen Find firmware at www .zyxel.com in a file that (usually) uses the system model name with a “*.bin” extension, e.g. , “Router.bin” . The upload process uses HTTP (Hypertext T ransfer Protocol) and ma y take up to two minutes. After a succe ssful upload, the system[...]

Chapter 22 Maintenance NBG6503 User’s Guid e 159 Click Maintenance > Fi rmware Upgrade . Follow the instructions in this screen to upload firmware to you r Router. Figure 1 14 Maintenance > Firmware Upgr ade The following table describes the labels in this screen. Note: Do not turn off the R outer while firmw are upload is in progress! Afte[...]

Chapter 22 Maintenance NBG6503 User’s Guide 160 22.7 Configuration Backup/Restore Screen Backup configuration allow s you to back up (sav e) the R outer’ s current configuration to a file on your computer . Once your Rou ter is configured an d functioning properly , it is highly recommended that you back up y our configuration file befo re maki[...]

Chapter 22 Maintenance NBG6503 User’s Guid e 161 Note: If yo u uploaded the default conf igurat ion file you may need to change the IP address of your computer to be in t he same subnet as that of the default R outer IP address (192.168.1.2). See Appendix B on page 181 for details on how to set up your computer’ s IP address. 22.8 Rest art Scre[...]

Chapter 22 Maintenance NBG6503 User’s Guide 162 Router A router connects your local network with another network, such as the Internet. The router has two IP addresses, the LAN IP address and the W AN IP address. Figure 1 18 LAN and WAN IP Addresses in Router Mode Access Point An access point enabled all ethernet ports to be bridged together and [...]

Chapter 22 Maintenance NBG6503 User’s Guid e 163 22.10 Sys OP Mode Screen Use this screen to select how y ou want to use y our Rou ter. Figure 120 Maintenance > Sys OP Mode The following table describes the labels in the General screen. Note: If you select the incorrect S ystem Oper ation Mode you may not be able to connect to the Internet. T [...]

Chapter 22 Maintenance NBG6503 User’s Guide 164[...]

NBG6503 User’s Guid e 165 C HAPTER 23 Troubleshooting This chapter offers some suggestions to solve problems you might encounter . The potential problems are divided into the following categories. • Po wer , Hardware Connections, and LEDs • Router Access and Login • Internet Access • R esetting the Router to Its F actory Defaults • Wire[...]

Chapter 23 Tro ubleshooting NBG6503 User’s Guide 166 23.2 Router Access and Login I don’t know the IP address of my Router. 1 The default IP address is 192.168 .1.1 . 2 If you changed the IP address and h ave forgotten it , you might get the IP address of the R outer by looking up the IP address of the default gatew ay for you r computer . T o [...]

Chapter 23 Troubl eshooting NBG6503 User’s Guid e 167 2 Check the hardware connections, and mak e sure th e LEDs are behaving as expected. See the Quick Start Guide. 3 Make sure yo ur Internet browser does not block po p-up windows and has Ja vaScript and Java enabled. See Appendix A on page 173 . 4 Make sure your computer is in the same subnet a[...]

Chapter 23 Tro ubleshooting NBG6503 User’s Guide 168 2 Make sure you entered your ISP account information correctly in the wizard. These fields are case- sensitive, so make sure [Caps Lock] is not on. 3 If you are trying to access the Internet wirelessly , make sure the wireless settings in the wireless client are the same as the settings in the [...]

Chapter 23 Troubl eshooting NBG6503 User’s Guid e 169 • Check the settings for QoS. If it is disabled, you mi ght consider activating it. If it is enabled, y ou might consider raising or lowering the priority for some applications. I set up URL keyword b locking, but I can still access a website that should b e blocked. Make sure that you selec[...]

Chapter 23 Tro ubleshooting NBG6503 User’s Guide 170 2 Make sure the wireless adapter on the wireless station is working properly . 3 Make sure the wireless adapter installed on your computer is IEEE 802.11 compatible and supports the same wireless standard as the Router. 4 Make sure your computer (with a wireless adapter in stalled) is within th[...]

NBG6503 User’s Guid e 171 A PPENDIX A 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.) needs an IP address to communicate across the network. These networking devices are also [...]

Appendix A IP Addresses and Subnetting NBG6503 User’s Guide 172 The following figure shows an example IP address in which the first three octets (192.168.1) are the network number , and the fourth octet (16) is the host ID. Figure 121 Network Number and Host ID How much of the IP address is the netw ork number and how much is the host ID v aries [...]

Appendix A IP Add resses and Subnetting NBG6503 User’s Guid e 173 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. Network Size The size of the network number determ ines the maximum number of possible hosts[...]

Appendix A IP Addresses and Subnetting NBG6503 User’s Guide 174 Subnetting Y ou can use subnetting to divide one network into multiple sub-networks. In the following example a network administrator creates two sub-networks to isolate a group of servers from the rest of the company network for security reasons. In this example, the company network[...]

Appendix A IP Add resses and Subnetting NBG6503 User’s Guid e 175 The following figure shows the company netw ork after subnetting . There are now two sub- networks, A and B . Figure 123 Subnetting Example: After Subnetting In a 25-bit subnet the host ID has 7 bits , so each sub-network has a maximum of 2 7 – 2 or 126 possible hosts (a host ID [...]

Appendix A IP Addresses and Subnetting NBG6503 User’s Guide 176 Example: Eight Subnet s Similarly , use a 27-bit mask to create eight subn ets (000, 00 1, 010, 011, 100, 101, 110 and 111). Subnet Address: 192.168.1.0 Lowest Host ID: 192.16 8.1.1 Broadcast Address: 192.168.1.63 Highest Host ID: 192.1 68.1.62 T a ble 76 Subnet 2 IP/SUBNET MASK NETW[...]

Appendix A IP Add resses and Subnetting NBG6503 User’s Guid e 177 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 . The following table is a summary fo r subnet planni ng on a network with a 16-bit network numbe[...]

Appendix A IP Addresses and Subnetting NBG6503 User’s Guide 178 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. If the ISP did [...]

Appendix A IP Add resses and Subnetting NBG6503 User’s Guid e 179 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. The devices may also be unreachable through the network. Conflicting Computer IP Address[...]

Appendix A IP Addresses and Subnetting NBG6503 User’s Guide 180 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 192.168.1.1 as th e IP address. The computer cannot access the Internet. This problem can be solv [...]

NBG6503 User’s Guid e 181 A PPENDIX B Setting Up Y our Computer ’ s IP Address Note: Y our specific Router ma y not support all of the operating systems descri bed in this appendix. See the product specifications for more information about which operating systems are sup ported. This appendix shows you how to configure the IP se ttings on your [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 182 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 St art > Control Panel . 2 In the Control Panel , click the Network Connections icon.[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 183 3 Right-click Local Area Connection and then select Pr operties . 4 On the General tab, select Internet Protocol (TCP/IP) and then click Properties .[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 184 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 . Select Use the following IP Address and fill in the IP address , Subnet mask , and Default gatewa[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 185 Windows V ist a This section shows screens from Windows Vista Professional. 1 Click St art > Control Panel . 2 In the Control Panel , click the Network and Internet icon. 3 Click the Network and Sharing Center icon.[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 186 4 Click Manage network connections . 5 Right-click Local Area Connection and then select Pr operties . Note: During this procedure, cl ick Continue whenever Windows displa ys a screen saying that it needs your permissi on to continue.[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 187 6 Select Internet Protocol Version 4 (TC P/IPv4) and then select Properties .[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 188 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 . Select Use the following IP Address and fill in the IP address , Subnet mask , and [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 189 Windows 7 This section shows screens from Windows 7 Enterprise. 1 Click St art > Control Panel . 2 In the Control Panel , click View network status and tasks under the Network and Inte rnet category . 3 Click Change adapter settings .[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 190 4 Double 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 B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 191 5 Select Internet Protocol Version 4 (TC P/IPv4) and then select Properties .[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 192 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 . Select Use the following IP Address and fill in the IP address , Subnet mask , and [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 193 V erifying Settings 1 Click St art > All Programs > Accessories > Command Prom pt . 2 In the Command Prompt window , type "ipconfig" and then press [ENTER]. 3 The IP settings are displayed as follows. Mac OS X: 10.3 and 10.4 The screens in this section[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 194 2 In the System Preference s window, click the Network icon. 3 When the Network preferences pane opens, select B uilt-in Ethernet from the network connection type list, and then click Config ure.[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 195 4 For dynamically assigned settings, select Using DHCP from the Configure 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 . •I n t h e IP Address field, type your IP address. •I [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 196 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. Figure 127 Mac OS X 10.4: Network Utility Mac OS X: 10.5 and 10.6 The screens in this[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 197 2 In System Prefere nces , 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 B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 198 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. •I n t h e Router field, enter the IP address of your [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 199 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. Figure 128 Mac OS X 10.5: Network Utility Linux: Ubuntu 8 (GNOME) This section shows[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 200 2 When the Network Settings window opens, click Unlo ck 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. 3 In the Authenticate window, [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 201 4 In the Network Settings window, select the connection that y ou 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 hav e a dynamic IP address. •I n t h e Configu[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 202 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 B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 203 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. The Interface Statistics column shows data if your connection is working properly . Figu[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 204 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 B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 205 3 When the YaST Control Cent er window opens, select Network Devices and then click the Network Card icon. 4 When the Network Settings window opens, click the Overvie w tab, select the appropriate connection Name from the list, and then click the Configure button.[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 206 5 When the Network Card Setup window opens, click the Address tab Figure 130 openSUSE 10.3: Network Ca rd Setup 6 Select Dynamic Address (DHCP) if you have a dynamic IP address. Select Statically assigned IP Address if you have a static IP address. Fill in the IP address [...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guid e 207 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 Fi nish to save y our settings and close the window . V erifying Settings Click the KNetwork Manager ico[...]

Appendix B Setting Up Your Computer’s IP Address NBG6503 User’s Guide 208 When the Connection Status - KNetwork Manager window opens, click the Statistics tab to see if your connection is working properly . Figure 132 openSUSE: Connection Status - KNetwork Manager[...]

NBG6503 User’s Guid e 209 A PPENDIX C Wireless LANs Wireless LAN T opolo gies 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). Any time two or more wireless [...]

Appendix C Wireless LANs NBG6503 User’s Guide 210 disabled, wireless client A and B can still access the wired network but cannot communicate with each other . Figure 134 Basic Service Set ESS An Extended Service Set (ESS) consists of a series of overlapping BSSs, each containing an access point, with each access point connected together by a wir[...]

Appendix C Wireless LANs NBG6503 User’s Guid e 21 1 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. Figure 135 Infrastructure WLAN Channel A channel is the radio frequency(ies) used by wireless devices to tr [...]

Appendix C Wireless LANs NBG6503 User’s Guide 212 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 136 RT S/CTS When station A sends data to the AP , it might not know that the station B is already using the channel. If these two s[...]

Appendix C Wireless LANs NBG6503 User’s Guid e 213 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. Preamble T ype Preamble is used to signal that data is[...]

Appendix C Wireless LANs NBG6503 User’s Guide 214 IEEE 802.1x In June 2001, the IEEE 8 02.1x standard was designed to exte nd the features of IEEE 802.11 to support extended authentication as well as prov idin g additional accounting and control features. I t is supported by Windows XP and a number of ne twork devices. Some adv antages of IEEE 80[...]

Appendix C Wireless LANs NBG6503 User’s Guid e 215 • Accounting-Request Sent by the access point requesting accounting. • Accounting-Response Sent by the RADIUS server to indicate that it has started or stopped accounting. In order to ensure network security , the access point and the RADIUS server use a shared secret key, which is a password[...]

Appendix C Wireless LANs NBG6503 User’s Guide 216 EAP-TTLS (T unneled T ransport Layer Service) EAP- TTLS is an extension of the EAP- TLS authentication that uses certificates for only the server- side authentications to establish a se cure connection. Client authentication is then done by sending username and password through the secure conn ect[...]

Appendix C Wireless LANs NBG6503 User’s Guid e 217 WP A and WP A2 Wi-Fi Protected Access (WPA) is a subset of the IEEE 802.11i standard. WP A2 (IEEE 802.11i) is a wireless security standard that defines stronger encryption, authentication and key management than WPA. K ey differences between WPA or WP A2 and WEP are improved data encryption and u[...]

Appendix C Wireless LANs NBG6503 User’s Guide 218 password-guessing attacks but it’s still an impr ovement ov er WEP as it employs a consistent, single, alphanumeric password to der ive a PMK which is u sed to generate unique temporal encryption keys. This prevent all wireless devices sharing the same encryption keys. (a weakness of WEP) User A[...]

Appendix C Wireless LANs NBG6503 User’s Guid e 219 4 The RADIUS server distributes the PMK to the AP . The AP then sets up a key hier archy and management system, using th e PMK to dynamically gener ate unique data encryption keys. The keys are used to encrypt every data pack et that is wirelessly communicated between the AP and the wireless clie[...]

Appendix C Wireless LANs NBG6503 User’s Guide 220 4 The AP and wireles s clients 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. Figure 138 WPA(2)-PSK Authentication Security Pa rameters Summary R efer to thi[...]

Appendix C Wireless LANs NBG6503 User’s Guid e 221 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 or 5GHz is n eeded to communicate efficiently in a wireless LAN Radiation Pattern A radiation pattern is a diagram that allows you t[...]

Appendix C Wireless LANs NBG6503 User’s Guide 222 F or directional antennas, point the antenna in the direction of th e desired cover age area.[...]

NBG6503 User’s Guid e 223 A PPENDIX D 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. • Name : This is a short, descriptive name f[...]

Appendix D Common Services NBG6503 User’s Guide 224 HT TP TCP 80 Hyper T ext T ransfer Protocol - a client/ server protocol for the worl d wide web. HT TPS TCP 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. ICQ UDP 4000 This i[...]

Appendix D Common Services NBG6503 User’s Guid e 225 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 / UD P 161 Simple Network Management Prog ram. SNMP- TRAPS TC P/ U DP 162 T raps for use with the SNMP (RFC:1215). SQL -[...]

Appendix D Common Services NBG6503 User’s Guide 226[...]

NBG6503 User’s Guid e 227 A PPENDIX E Legal Information Copyright Copyright © 2013 by Z yXEL Communications Corporation. The contents of this publication may not be repr oduced in any part or as a whole, tr anscribed, stored in a retrieval system, translated into an y language, or transmitted in any form or by an y means, electronic, mechanical,[...]

Appendix E Legal Information NBG6503 User’s Guide 228 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 experienced r adio/TV technician for help. FCC Radiation Exposure St atement • This transmitter must not be co-located or operating in conjunction with any o[...]

Appendix E Legal Informa tion NBG6503 User’s Guid e 229 This device has been designed to operate with an antenna ha ving a maximum gain of 5dBi. Antenna having a higher gain is strictly prohibited per regulations of Industry Canada. The required antenna impedance is 50 ohms. T o reduce pote ntial radio interference to other us ers, the antenna ty[...]

Appendix E Legal Information NBG6503 User’s Guide 230 Registration Register y our product online to receive e-mail no tices of firmw are upgrades and inform ation at www .zyxel.com. Open Source Licenses This product contains in part some free software distributed under GPL license terms and/or GPL like licenses. Open source licenses are provided [...]

Appendix E Legal Informa tion NBG6503 User’s Guid e 231 National Restrictions This product may be used in all EU countries (and other countries following the EU directive 1999/ 5/EC) without any limitation except for the countries mentioned below: Ce produit peut être utilisé dans tous les pays de l’UE (et dans tous les pays ay ant transposé[...]

Appendix E Legal Information NBG6503 User’s Guide 232 The following countries have restrictions and/or requ irements in addition to those given in the table labeled “ Overview of Regulatory Requirements for Wireless LANs ”:. Belgium The Belgian Institute for P ostal Services and T ele communications (BIPT) must be notified of an y outdoor wir[...]

Appendix E Legal Informa tion NBG6503 User’s Guid e 233 boundaries of the owner's property , its use requires a “general authorization. ” Please check http:// www .sviluppoeconomico.gov .it/ for more details. Questo prodotto è conforme alla specifiche di Interfaccia Radio Nazionali e rispetta il Piano Nazionale di ripartizione delle fre[...]

Appendix E Legal Information NBG6503 User’s Guide 234 • Do NOT open the device or uni t. Opening or removing covers can expose you to dangerous high voltage points or other risks. ONL Y qualified service personne l should serv ice or disass emble this de vice. Please contact your vendor for further information. • Make sure to connect the cabl[...]

Index NBG6503 User’s Guid e 235 Index A ActiveX 134 Address Assignment 100 Advanced Encryption Standard See AES. AES 217 alternative subnet mask notation 173 antenna directional 221 gain 221 omni-directional 221 AP 15 AP (access point) 21 1 AP Mode menu 70 status screen 68 AP+Bridge 15 Auto-bridge 108 B Bandwidt h managemen t overview 137 priorit[...]

Index NBG6503 User’s Guide 236 Dynamic Host Configur ation Protocol 11 3 dynamic WEP key exchange 216 DynDNS 123 DynDNS see also DDNS 123 E EAP Authentication 215 encryption 85 , 217 key 85 WPA compatible 85 ESS 210 ESSID 169 Extended Service S et, See ESS 210 F FCC interference statement 227 File T ransfer Progr am 143 Firewall ICMP packets 131 [...]

Index NBG6503 User’s Guid e 237 managing the device good habits 16 using the web configurator . See web configurator . using the wireless switch. usi ng th e WP S. Se e WPS. MBSSID 15 Media access control 90 Memory usage 60 , 69 Message Integrity Check (MIC) 21 7 mode 15 Multicast 101 IGMP 101 N NA T 11 7 , 11 8 , 178 how it works 11 7 overview 1[...]

Index NBG6503 User’s Guide 238 Session Initiated Protocol 143 SIP 143 SSID 53 , 59 , 69 , 84 , 86 Static DHCP 11 4 Static Route 125 Status 58 subnet 171 Subnet Mask 111 , 11 2 subnet mask 172 subnetting 174 Summary DHCP table 39 Pack et statistics 40 Wireless station status 41 Sys te m Ge ne ra l S et u p 155 System restart 161 T TCP/IP configur [...]

Index NBG6503 User’s Guid e 239 key caching 218 pre-authentication 218 user authentication 218 vs WPA -PSK 217 wireless client supplicant 218 with RADIUS application example 218 WPA compatible 85 WPA2 217 user authentication 218 vs WP A2-PSK 217 wireless client supplicant 218 with RADIUS application example 218 WPA2-Pre- Shared Key 217 WPA2-PSK 2[...]