Zyxel-communications P-660HN-TxA Uživatelský manuál Strana 1

www.zyxel.comwww.zyxel.comP-660HN-TxA802.11n Wireless ADSL2+ 4-port GatewayCopyright © 2010 ZyXEL Communications CorporationFirmware Version 3.40Editi

Contents OverviewP-660HN-TxA User’s Guide10

Chapter 7 LAN SetupP-660HN-TxA User’s Guide100address that you entered. You don't need to change the subnet mask computed by the ZyXEL Device unl

Chapter 7 LAN SetupP-660HN-TxA User’s Guide101probably adequate for most networks, unless you have an unusual network topology.Both RIP-2B and RIP-2M

Chapter 7 LAN SetupP-660HN-TxA User’s Guide102

P-660HN-TxA User’s Guide103CHAPTER 8 Wireless LAN8.1 Overview This chapter describes how to perform tasks related to setting up and optimizing your

Chapter 8 Wireless LANP-660HN-TxA User’s Guide104You don’t necessarily need to use all these screens to set up your wireless connection. For example,

Chapter 8 Wireless LANP-660HN-TxA User’s Guide105• What wireless standards do the other wireless devices in your network support (IEEE 802.11g, for e

Chapter 8 Wireless LANP-660HN-TxA User’s Guide106The following table describes the labels in this screen.8.2.1 No SecurityIn the Network > Wireles

Chapter 8 Wireless LANP-660HN-TxA User’s Guide107Note: If you do not enable any wireless security on your ZyXEL Device, your network is accessible to

Chapter 8 Wireless LANP-660HN-TxA User’s Guide108The following table describes the wireless LAN security labels in this screen.8.2.3 WPA(2)-PSKUse th

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1098.2.4 WPA(2) AuthenticationUse this screen to configure and enable WPA or WPA2 authentication. Clic

Table of ContentsP-660HN-TxA User’s Guide11Table of ContentsAbout This User's Guide...

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1108.2.5 Wireless LAN Advanced SetupUse this screen to configure advanced wireless settings. Click the

Chapter 8 Wireless LANP-660HN-TxA User’s Guide111Output Power Set the output power of the ZyXEL Device. If there is a high density of APs in an area,

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1128.2.6 MAC Filter Use this screen to change your ZyXEL Device’s MAC filter settings. Click the Edi

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1138.3 The More AP ScreenThis screen allows you to enable and configure multiple Basic Service Sets (B

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1148.3.1 More AP EditUse this screen to edit an SSID profile. Click the Edit icon next to an SSID in th

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1158.4 The WPS ScreenUse this screen to configure WiFi Protected Setup (WPS) on your ZyXEL Device.WPS

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1168.5 The WPS Station ScreenUse this screen to set up a WPS wireless network using either Push Button

Chapter 8 Wireless LANP-660HN-TxA User’s Guide117The following table describes the labels in this screen.8.6 The WDS ScreenAn AP using the Wireless

Chapter 8 Wireless LANP-660HN-TxA User’s Guide118Click Network > Wireless LAN > WDS. The following screen displays.Figure 54 Network > Wire

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1198.7 The Scheduling ScreenUse the wireless LAN scheduling to configure the days you want to enable o

Table of ContentsP-660HN-TxA User’s Guide123.2 The Status Screen ...

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1208.8 Wireless LAN Technical ReferenceThis section discusses wireless LANs in depth. For more informat

Chapter 8 Wireless LANP-660HN-TxA User’s Guide121The wireless network is the part in the blue circle. In this wireless network, devices A and B use t

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1228.8.2 Additional Wireless TermsThe following table describes some wireless network terms and acronym

Chapter 8 Wireless LANP-660HN-TxA User’s Guide123These security standards vary in effectiveness. Some can be broken, such as the old Wired Equivalent

Chapter 8 Wireless LANP-660HN-TxA User’s Guide124You can use the MAC address filter to tell the ZyXEL Device which devices are allowed or not allowed

Chapter 8 Wireless LANP-660HN-TxA User’s Guide125For example, if the wireless network has a RADIUS server, you can choose WPA or WPA2. If users do no

Chapter 8 Wireless LANP-660HN-TxA User’s Guide126and communicate with each other. When Intra-BSS traffic blocking is enabled, wireless station A and B

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1278.8.7 Wireless Distribution System (WDS)The ZyXEL Device can act as a wireless network bridge and e

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1288.8.8.1 Push Button ConfigurationWPS Push Button Configuration (PBC) is initiated by pressing a butt

Chapter 8 Wireless LANP-660HN-TxA User’s Guide129Take the following steps to set up a WPS connection between an access point or wireless router (refe

Table of ContentsP-660HN-TxA User’s Guide136.4.2 Multiplexing ...

Chapter 8 Wireless LANP-660HN-TxA User’s Guide130The following figure shows a WPS-enabled wireless client (installed in a notebook computer) connectin

Chapter 8 Wireless LANP-660HN-TxA User’s Guide131The following figure shows a WPS-enabled client (installed in a notebook computer) connecting to a W

Chapter 8 Wireless LANP-660HN-TxA User’s Guide1328.8.8.4 Example WPS Network SetupThis section shows how security settings are distributed in an exam

Chapter 8 Wireless LANP-660HN-TxA User’s Guide133point. However, you know that Client 2 supports the registrar function, so you use it to perform the

Chapter 8 Wireless LANP-660HN-TxA User’s Guide134• When you use the PBC method, there is a short period (from the moment you press the button on one d

P-660HN-TxA User’s Guide135CHAPTER 9 Network Address Translation(NAT)9.1 OverviewThis chapter discusses how to configure NAT on the ZyXEL Device. NA

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide136NATIn the simplest form, NAT changes the source IP address in a packet received

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1379.2 The NAT General Setup ScreenUse this screen to activate NAT. Click Network

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1389.3 The Port Forwarding ScreenNote: This screen is available only when you sele

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide139Configuring Servers Behind Port Forwarding (Example)Let's say you want to

Table of ContentsP-660HN-TxA User’s Guide148.4 The WPS Screen ...

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide140The following table describes the fields in this screen.Table 42 Network >

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1419.3.2 The Port Forwarding Rule Edit ScreenUse this screen to edit a port forwa

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1429.4 The Address Mapping ScreenNote: The Address Mapping screen is available onl

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide143The following table describes the fields in this screen.Table 44 Network >

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1449.4.1 The Address Mapping Rule Edit ScreenUse this screen to edit an address ma

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1459.5 The ALG ScreenSome NAT routers may include a SIP Application Layer Gateway

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1469.6 NAT Technical ReferenceThis chapter contains more information regarding NAT

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide147outside world. If you do not define any servers (for Many-to-One and Many-to-Ma

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide1489.6.4 NAT ApplicationThe following figure illustrates a possible NAT applicatio

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide149Port numbers do NOT change for One-to-One and Many-to-Many No Overload NAT mapp

Table of ContentsP-660HN-TxA User’s Guide1511.1.1 What You Can Do in the Filter Screens ...

Chapter 9 Network Address Translation (NAT)P-660HN-TxA User’s Guide150

P-660HN-TxA User’s Guide151CHAPTER 10 Firewall10.1 OverviewThis chapter shows you how to enable the ZyXEL Device firewall. Use the firewall to prote

Chapter 10 FirewallP-660HN-TxA User’s Guide152device or network so users no longer have access to network resources. The ZyXEL Device is pre-configure

Chapter 10 FirewallP-660HN-TxA User’s Guide15310.2 The Firewall ScreenUse this screen to enable firewall and/or SPI. Click Advanced Setup > Firew

Chapter 10 FirewallP-660HN-TxA User’s Guide154

P-660HN-TxA User’s Guide155CHAPTER 11 Filters11.1 Overview This chapter introduces three types of filters supported by the ZyXEL Device. You can con

Chapter 11 FiltersP-660HN-TxA User’s Guide15611.2 The URL Filter Screen Use this screen to block websites by URL. Click Security > Filter > URL

Chapter 11 FiltersP-660HN-TxA User’s Guide15711.3 The Application Filter ScreenUse this screen to allow or deny traffic for certain types of applica

Chapter 11 FiltersP-660HN-TxA User’s Guide15811.4 The IP/MAC Filter ScreenUse this screen to create and apply IP/MAC filters. Click Security > Fil

Chapter 11 FiltersP-660HN-TxA User’s Guide159Rule Type Select IP or MAC type to configure the rule.Use the IP Filter to block traffic by IP addresses

Table of ContentsP-660HN-TxA User’s Guide1616.1 Overview ...

Chapter 11 FiltersP-660HN-TxA User’s Guide160DELETE Click this to remove the filter rule.CANCEL Click this to restore your previously saved settings.T

P-660HN-TxA User’s Guide161CHAPTER 12 Static Route12.1 Overview The ZyXEL Device usually uses the default gateway to route outbound traffic from com

Chapter 12 Static RouteP-660HN-TxA User’s Guide16212.1.1 What You Can Do in the Static Route ScreensUse the Static Route screens (Section 12.2 on pag

Chapter 12 Static RouteP-660HN-TxA User’s Guide16312.2.1 Static Route Edit Use this screen to configure the required information for a static rout

Chapter 12 Static RouteP-660HN-TxA User’s Guide164

P-660HN-TxA User’s Guide165CHAPTER 13 802.1Q/1P13.1 OverviewThis chapter describes how to configure the 802.1Q/1P settings.A Virtual Local Area Netw

Chapter 13 802.1Q/1PP-660HN-TxA User’s Guide166IEEE 802.1Q Tagged VLANTagged VLAN uses an explicit tag (VLAN ID) in the MAC header to identify the VLA

Chapter 13 802.1Q/1PP-660HN-TxA User’s Guide167Note: If the WAN interface in the VLAN group is not the default router, you need to create a static ro

Chapter 13 802.1Q/1PP-660HN-TxA User’s Guide16813.2.1 Editing 802.1Q/1P Group SettingUse this screen to configure the settings for each VLAN group.In

Chapter 13 802.1Q/1PP-660HN-TxA User’s Guide16913.3 The 802.1Q/1P Port Setting ScreenUse this screen to configure the PVID for each port. Click Adva

Table of ContentsP-660HN-TxA User’s Guide1721.1.1 What You Can Do in the Tool Screens ...

Chapter 13 802.1Q/1PP-660HN-TxA User’s Guide170The following table describes the labels in this screen. Table 57 Advanced > 802.1Q/1P > Port

P-660HN-TxA User’s Guide171CHAPTER 14 Quality of Service (QoS)14.1 OverviewUse the QoS screen to set up your ZyXEL Device to use QoS for traffic man

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide172these two classes are assigned priority queue based on the internal QoS mapping table on

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide17314.2 The QoS Screen Use this screen to enable or disable QoS and have the ZyXEL Device

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide174The following table describes the labels in this screen. Table 58 Advanced Setup >

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide17514.2.1 The QoS Settings Summary Screen Use this screen to display a summary of rules a

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide176The following table describes the labels in this screen. 14.3 QoS Technical ReferenceT

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide17714.3.2 IP PrecedenceSimilar to IEEE 802.1p prioritization at layer-2, you can use IP p

Chapter 14 Quality of Service (QoS)P-660HN-TxA User’s Guide1783 3 1 001110001100001010001000250~11004 4 2 0101100101000100100100005 5 3 01111001110001

P-660HN-TxA User’s Guide179CHAPTER 15 Dynamic DNS Setup15.1 Overview Dynamic DNS allows you to update your current dynamic IP address with one or ma

Table of ContentsP-660HN-TxA User’s Guide18

Chapter 15 Dynamic DNS SetupP-660HN-TxA User’s Guide18015.2 The Dynamic DNS ScreenUse this screen to change your ZyXEL Device’s DDNS. Click Advanced

P-660HN-TxA User’s Guide181CHAPTER 16 Remote Management16.1 OverviewRemote management allows you to determine which services/protocols can access wh

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide182when another remote management session of higher priority starts. The priorities for the differ

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide183Remote Management and NATWhen NAT is enabled:• Use the ZyXEL Device’s WAN IP address when conf

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide184The following table describes the labels in this screen.16.3 The Telnet ScreenYou can use Teln

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide185The following table describes the labels in this screen.16.4 The FTP Screen You can use FTP (

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide186The following table describes the labels in this screen. 16.5 The SNMP ScreenSimple Network Ma

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide187An SNMP managed network consists of two main types of component: agents and a manager. An agen

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide18816.6 The DNS Screen Use DNS (Domain Name System) to map a domain name to its corresponding IP

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide18916.7 The ICMP ScreenTo change your ZyXEL Device’s security settings, click Advanced > Remo

19PART IUser’s Guide

Chapter 16 Remote ManagementP-660HN-TxA User’s Guide190

P-660HN-TxA User’s Guide191CHAPTER 17 Universal Plug-and-Play (UPnP)17.1 OverviewUniversal Plug and Play (UPnP) is a distributed, open networking st

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide192Windows Messenger is an example of an application that supports NAT traversal and

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide19317.2 The UPnP ScreenUse the following screen to configure the UPnP settings on y

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide19417.3 Installing UPnP in Windows ExampleThis section shows how to install UPnP in

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide1953 In the Communications window, select the Universal Plug and Play check box in t

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide1963 In the Network Connections window, click Advanced in the main menu and select Op

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide1975 In the Networking Services window, select the Universal Plug and Play check box

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide1982 Right-click the icon and select Properties. Network Co nnections3 In the Interne

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide1994 You may edit or delete the port mappings or click Add to manually add port mapp

20

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide2006 Select Show icon in notification area when connected option and click OK. An ico

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide2013 Select My Network Places under Other Places. Network Co nnections4 An icon with

Chapter 17 Universal Plug-and-Play (UPnP)P-660HN-TxA User’s Guide2025 Right-click on the icon for your ZyXEL Device and select Invoke. The web configu

P-660HN-TxA User’s Guide203CHAPTER 18 CWMP18.1 OverviewThe ZyXEL Device supports TR-069 Amendment 1 (CPE WAN Management Protocol Release 2.0) and T

Chapter 18 CWMPP-660HN-TxA User’s Guide20418.2 The CWMP Setup ScreenUse this screen to configure your ZyXEL Device to be managed by a management serv

Chapter 18 CWMPP-660HN-TxA User’s Guide205Password The password is used to authenticate the ZyXEL Device when making a connection to the management s

Chapter 18 CWMPP-660HN-TxA User’s Guide206

P-660HN-TxA User’s Guide207CHAPTER 19 System Settings19.1 OverviewThis chapter shows you how to configure system related settings, such as system ti

Chapter 19 System SettingsP-660HN-TxA User’s Guide208The following table describes the labels in this screen. 19.3 The Time and Date Screen Use this

Chapter 19 System SettingsP-660HN-TxA User’s Guide209The following table describes the fields in this screen. Table 72 Maintenance > System >

P-660HN-TxA User’s Guide21CHAPTER 1 Introduction1.1 OverviewThe P-660HN-TxA is an ADSL2+ router. By integrating DSL and NAT, you are provided with e

Chapter 19 System SettingsP-660HN-TxA User’s Guide210Start Date Configure the day and time when Daylight Saving Time starts if you selected Enable Day

P-660HN-TxA User’s Guide211CHAPTER 20 Logs20.1 OverviewThis chapter contains information about viewing the ZyXEL Device’s logs.The web configurator

Chapter 20 LogsP-660HN-TxA User’s Guide212Alerts are e-mailed as soon as they happen. Logs may be e-mailed as soon as the log is full. Selecting many

Chapter 20 LogsP-660HN-TxA User’s Guide21320.3 Log DescriptionsThis section provides descriptions of example log messages. Table 74 System Mainten

Chapter 20 LogsP-660HN-TxA User’s Guide214 Successful HTTPS login Someone has logged on to the router's web configurator interface using HTTPS pr

Chapter 20 LogsP-660HN-TxA User’s Guide215 Table 77 TCP Reset LogsLOG MESSAGE DESCRIPTIONUnder SYN flood attack, sent TCP RSTThe router sent a TCP

Chapter 20 LogsP-660HN-TxA User’s Guide216For type and code details, see Table 87 on page 219. Table 79 ICMP LogsLOG MESSAGE DESCRIPTIONFirewall de

Chapter 20 LogsP-660HN-TxA User’s Guide217 For type and code details, see Table 87 on page 219.ppp:LCP Closing The PPP connection’s Link Control Pr

Chapter 20 LogsP-660HN-TxA User’s Guide218 NetBIOS TCP The firewall detected a TCP NetBIOS attack.ip spoofing - no routing entry [ TCP | UDP | IGMP |

Chapter 20 LogsP-660HN-TxA User’s Guide219 (L to L/ZyXEL Device)LAN to LAN/ZyXEL DeviceACL set for packets traveling from the LAN to the LAN or the Z

Chapter 1 IntroductionP-660HN-TxA User’s Guide22• TR-069. This is an auto-configuration server used to remotely configure your device.1.3 Good Habits

Chapter 20 LogsP-660HN-TxA User’s Guide220 The following table shows RFC-2408 ISAKMP payload types that the log displays. Please refer to RFC 2408 for

P-660HN-TxA User’s Guide221CHAPTER 21 Tools21.1 OverviewThis chapter explains how to upload new firmware, manage configuration files and restart you

Chapter 21 ToolsP-660HN-TxA User’s Guide222Do NOT turn off the ZyXEL Device while firmware upload is in progress!Figure 102 Maintenance > Tools &

Chapter 21 ToolsP-660HN-TxA User’s Guide223The ZyXEL Device automatically restarts in this time causing a temporary network disconnect. In some opera

Chapter 21 ToolsP-660HN-TxA User’s Guide22421.3 The Configuration Screen Click Maintenance > Tools > Configuration. Information related to fact

Chapter 21 ToolsP-660HN-TxA User’s Guide225Restore Configuration Restore Configuration allows you to upload a new or previously saved configuration f

Chapter 21 ToolsP-660HN-TxA User’s Guide226If the upload was not successful, the following screen will appear. Click Return to go back to the Configur

Chapter 21 ToolsP-660HN-TxA User’s Guide22721.4 The Restart Screen System restart allows you to reboot the ZyXEL Device remotely without turning the

Chapter 21 ToolsP-660HN-TxA User’s Guide228

P-660HN-TxA User’s Guide229CHAPTER 22 Diagnostic22.1 OverviewThese read-only screens display information to help you identify problems with the ZyXE

Chapter 1 IntroductionP-660HN-TxA User’s Guide23You can also configure firewall and filtering feature on the ZyXEL Device for secure Internet access.

Chapter 22 DiagnosticP-660HN-TxA User’s Guide230The following table describes the fields in this screen. 22.3 The DSL Line Screen Use this screen to

Chapter 22 DiagnosticP-660HN-TxA User’s Guide231The following table describes the fields in this screen. Table 93 Maintenance > Diagnostic >

Chapter 22 DiagnosticP-660HN-TxA User’s Guide232DSL Line StatusClick this to view statistics about the DSL connections.noise margin downstream is the

P-660HN-TxA User’s Guide233CHAPTER 23 TroubleshootingThis chapter offers some suggestions to solve problems you might encounter. The potential proble

Chapter 23 TroubleshootingP-660HN-TxA User’s Guide2342 Check the hardware connections.3 Inspect your cables for damage. Contact the vendor to replace

Chapter 23 TroubleshootingP-660HN-TxA User’s Guide235• If you changed the IP address (Section 7.2 on page 91), use the new IP address.• If you change

Chapter 23 TroubleshootingP-660HN-TxA User’s Guide236I cannot use FTP to upload / download the configuration file. / I cannot use FTP to upload new fi

Chapter 23 TroubleshootingP-660HN-TxA User’s Guide237The Internet connection is slow or intermittent.1 There might be a lot of traffic on the network

Chapter 23 TroubleshootingP-660HN-TxA User’s Guide238

P-660HN-TxA User’s Guide239CHAPTER 24 Product SpecificationsThe following tables summarize the ZyXEL Device’s hardware and firmware features.24.1 Ha

Chapter 1 IntroductionP-660HN-TxA User’s Guide243 Select your country from the Channel Selection list. See Section 8.2 on page 105 for details.4 Click

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide240Default Admin Password1234DHCP Server IP Pool 192.168.1.32 to 192.168.1.64 Static DHCP Add

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide241Firewall Your device has a stateful inspection firewall with DoS (Denial of Service) prot

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide242ADSL Standards Support Multi-Mode standard (ANSI T1.413, Issue 2; G.dmt (G.992.1); G.lite

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide24324.3 Wireless Features Other Protocol SupportSIP pass-throughDNS ProxyDynamic DNS (www.d

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide244The following list, which is not exhaustive, illustrates the standards supported in the Zy

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide245RFC 2516 A Method for Transmitting PPP Over Ethernet (PPPoE)RFC 2684 Multiprotocol Encaps

Chapter 24 Product SpecificationsP-660HN-TxA User’s Guide24624.4 Power Adaptor SpecificationsTable 98 ZyXEL Device Series Power Adaptor Specificati

P-660HN-TxA User’s Guide247APPENDIX A Setting up Your Computer’s IPAddressAll computers must have a 10M or 100M Ethernet adapter card and TCP/IP inst

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide248Windows 95/98/MeClick Start, Settings, Control Panel and double-click the N

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2493 Select Microsoft from the list of manufacturers.4 Select TCP/IP from the

Chapter 1 IntroductionP-660HN-TxA User’s Guide253 Press the WPS button on another WPS-enabled device within range of the ZyXEL Device. The WPS/WLAN L

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2503 Click the DNS Configuration tab.• If you do not know your DNS information

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide251Windows 2000/NT/XPThe following example figures use the default Windows XP

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2523 Right-click Local Area Connection and then click Properties.Figure 120

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide253• If you have a dynamic IP address click Obtain an IP address automaticall

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide254•Click OK when finished.Figure 123 Windows XP: Advanced TCP/IP Properties

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide255If you have previously configured DNS servers, click Advanced and then the

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2561 Click the Start icon, Control Panel.Figure 125 Windows Vista: Start Men

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2574 Click Manage network connections.Figure 128 Windows Vista: Network and

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2586 Select Internet Protocol Version 4 (TCP/IPv4) and click Properties.Figure

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide259•Click Advanced.Figure 131 Windows Vista: Internet Protocol Version 4 (T

Chapter 1 IntroductionP-660HN-TxA User’s Guide26Refer to the Quick Start Guide for information on hardware connections. 1.7 The RESET ButtonIf you fo

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide260•Click OK when finished.Figure 132 Windows Vista: Advanced TCP/IP Propert

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide261If you have previously configured DNS servers, click Advanced and then the

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide262Macintosh OS 8/9 1 Click the Apple menu, Control Panel and double-click TCP

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2632 Select Ethernet built-in from the Connect via list.Figure 135 Macintos

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide264Macintosh OS X1 Click the Apple menu, and click System Preferences to open

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide265•From the Configure box, select Manually.• Type your IP address in the IP

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2662 Double-click on the profile of the network card you wish to configure. Th

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide2676 Click the Activate button to apply the changes. The following screen dis

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide268• If you have a static IP address, enter static in the BOOTPROTO= field. Ty

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide269Verifying SettingsEnter ifconfig in a terminal screen to check your TCP/IP

Chapter 1 IntroductionP-660HN-TxA User’s Guide271.7.1 Using the Reset Button1 Make sure the POWER LED is on (not blinking).2 To set the device back

Appendix A Setting up Your Computer’s IP AddressP-660HN-TxA User’s Guide270

P-660HN-TxA User’s Guide271APPENDIX B IP Addresses and SubnettingThis appendix introduces IP addresses and subnet masks. IP addresses identify indivi

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide272The following figure shows an example IP address in which the first three octets (192

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide273By convention, subnet masks always consist of a continuous sequence of ones beginnin

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide274NotationSince the mask is always a continuous number of ones beginning from the left,

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide275The following figure shows the company network before subnetting. Figure 148 Subn

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide276In a 25-bit subnet the host ID has 7 bits, so each sub-network has a maximum of 27 –

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide277Example: Eight SubnetsSimilarly, use a 27-bit mask to create eight subnets (000, 001

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide278Subnet PlanningThe following table is a summary for subnet planning on a network with

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide279addresses, follow their instructions in selecting the IP addresses and the subnet ma

Chapter 1 IntroductionP-660HN-TxA User’s Guide28

Appendix B IP Addresses and SubnettingP-660HN-TxA User’s Guide280

P-660HN-TxA User’s Guide281APPENDIX C Pop-up Windows, JavaScriptsand Java PermissionsIn order to use the web configurator you need to allow:• Web bro

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2821 In Internet Explorer, select Tools, Internet Options, Privacy.

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2832 Select Settings…to open the Pop-up Blocker Settings screen.Fi

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2844 Click Add to move the IP address to the list of Allowed sites.

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2851 In Internet Explorer, click Tools, Internet Options and then

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2866 Click OK to close the window.Figure 155 Security Settings -

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2875 Click OK to close the window.Figure 156 Security Settings -

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide2883 Click OK to close the window.Figure 157 Java (Sun)Mozilla Fi

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide289Click Content.to show the screen below. Select the check boxes

P-660HN-TxA User’s Guide29CHAPTER 2 The Web Configurator2.1 OverviewThe web configurator is an HTML-based management interface that allows easy devi

Appendix C Pop-up Windows, JavaScripts and Java PermissionsP-660HN-TxA User’s Guide290

P-660HN-TxA User’s Guide291APPENDIX D Wireless LANsWireless LAN TopologiesThis section discusses ad-hoc and infrastructure wireless LAN topologies.Ad

Appendix D Wireless LANsP-660HN-TxA User’s Guide292with each other. When Intra-BSS is disabled, wireless client A and B can still access the wired net

Appendix D Wireless LANsP-660HN-TxA User’s Guide293An ESSID (ESS IDentification) uniquely identifies each ESS. All access points and their associated

Appendix D Wireless LANsP-660HN-TxA User’s Guide294hidden node. Both stations (STA) are within range of the access point (AP) or wireless gateway, but

Appendix D Wireless LANsP-660HN-TxA User’s Guide295Fragmentation ThresholdA Fragmentation Threshold is the maximum data fragment size (between 256 an

Appendix D Wireless LANsP-660HN-TxA User’s Guide296several intermediate rate steps between the maximum and minimum data rates. The IEEE 802.11g data r

Appendix D Wireless LANsP-660HN-TxA User’s Guide297IEEE 802.1xIn June 2001, the IEEE 802.1x standard was designed to extend the features of IEEE 802.

Appendix D Wireless LANsP-660HN-TxA User’s Guide298• Access-ChallengeSent by a RADIUS server requesting more information in order to allow access. The

Appendix D Wireless LANsP-660HN-TxA User’s Guide299However, MD5 authentication has some weaknesses. Since the authentication server needs to get the

About This User's GuideP-660HN-TxA User’s Guide3About This User's GuideIntended AudienceThis manual is intended for people who want to con

Chapter 2 The Web ConfiguratorP-660HN-TxA User’s Guide304 A password screen displays. To access the administrative web configurator and manage the ZyX

Appendix D Wireless LANsP-660HN-TxA User’s Guide300Dynamic WEP Key ExchangeThe AP maps a unique key that is generated with the RADIUS server. This key

Appendix D Wireless LANsP-660HN-TxA User’s Guide301If the AP or the wireless clients do not support WPA2, just use WPA or WPA-PSK depending on whethe

Appendix D Wireless LANsP-660HN-TxA User’s Guide302keys. This prevent all wireless devices sharing the same encryption keys. (a weakness of WEP)User A

Appendix D Wireless LANsP-660HN-TxA User’s Guide3034 The RADIUS server distributes the PMK to the AP. The AP then sets up a key hierarchy and managem

Appendix D Wireless LANsP-660HN-TxA User’s Guide3044 The AP and wireless clients use the TKIP or AES encryption process, the PMK and information excha

Appendix D Wireless LANsP-660HN-TxA User’s Guide305Antenna OverviewAn antenna couples RF signals onto air. A transmitter within a wireless device sen

Appendix D Wireless LANsP-660HN-TxA User’s Guide306• Omni-directional antennas send the RF signal out in all directions on a horizontal plane. The cov

P-660HN-TxA User’s Guide307APPENDIX E ServicesThe following table lists some commonly-used services and their associated protocols and port numbers.•

Appendix E ServicesP-660HN-TxA User’s Guide308Table 114 Examples of ServicesNAME PROTOCOL PORT(S) DESCRIPTIONAH (IPSEC_TUNNEL)User-Defined 51 The IP

Appendix E ServicesP-660HN-TxA User’s Guide309MSN Messenger TCP 1863 Microsoft Networks’ messenger service uses this protocol. NetBIOS TCP/UDPTCP/UDP

Chapter 2 The Web ConfiguratorP-660HN-TxA User’s Guide316 Select Go to Wizard setup and click Apply to display the wizard main screen. Otherwise, sel

Appendix E ServicesP-660HN-TxA User’s Guide310SFTP TCP 115 The Simple File Transfer Protocol is an old way of transferring files between computers.SMT

P-660HN-TxA User’s Guide311APPENDIX F Legal InformationCopyrightCopyright © 2010 by ZyXEL Communications Corporation.The contents of this publication

Appendix F Legal InformationP-660HN-TxA User’s Guide312• This device must accept any interference received, including interference that may cause unde

Appendix F Legal InformationP-660HN-TxA User’s Guide313本機限在不干擾合法電臺與不受被干擾保障條件下於室內使用。 減少電磁波影響，請妥適使用。 Notices Changes or modifications not expressly app

Appendix F Legal InformationP-660HN-TxA User’s Guide314purpose. ZyXEL shall in no event be held liable for indirect or consequential damages of any ki

IndexP-660HN-TxA User’s Guide315IndexNumerics802.1p 175, 176802.1Q/1P 165activation 166group settings 168port settings 169priority 165PVC 166PVID 170t

IndexP-660HN-TxA User’s Guide316Command Line Interface, see CLIcompatibility, WDS 117configurationbackup 224CWMP 204DHCP 93firewalls 153IP alias 96IP

IndexP-660HN-TxA User’s Guide317LAND attack 152Ping of Death 152status 37SYN attack 151firmware 221version 36forwarding ports 136, 138activation 141co

IndexP-660HN-TxA User’s Guide318MBS 78, 83, 87MBSSID 126MTU 78, 83multicast 74, 78, 90, 92, 101IGMPInternet Group Multicast Protocol, see IGMPMultiple

IndexP-660HN-TxA User’s Guide319RRADIUS 297message types 297messages 297shared secret key 298RADIUS server 124reauthentication, WPA 109registrationpro

Chapter 2 The Web ConfiguratorP-660HN-TxA User’s Guide32As illustrated above, the main screen is divided into these parts:• A - title bar• B - navigat

IndexP-660HN-TxA User’s Guide320firmware 221version 36LED 25passwords 30administrator 208reset 26status 32, 35firewalls 37LAN 36WAN 36wireless LAN 36t

IndexP-660HN-TxA User’s Guide321passwords 30WEP 107, 125key 108Wide Area Network, see WANWi-Fi Protected Access 300WiFi Protected Setup, see WPSwirele

IndexP-660HN-TxA User’s Guide322

IndexP-660HN-TxA User’s Guide323

IndexP-660HN-TxA User’s Guide324

Chapter 2 The Web ConfiguratorP-660HN-TxA User’s Guide33Wireless LAN AP Use this screen to configure the wireless LAN settings and WLAN authenticatio

Chapter 2 The Web ConfiguratorP-660HN-TxA User’s Guide342.2.3 Main WindowThe main window displays information and configuration fields. It is discuss

P-660HN-TxA User’s Guide35CHAPTER 3 Status Screens3.1 OverviewUse the Status screens to look at the current status of the device, system resources,

Chapter 3 Status ScreensP-660HN-TxA User’s Guide36Each field is described in the following table.Table 4 Status ScreenLABEL DESCRIPTIONRefresh Inter

Chapter 3 Status ScreensP-660HN-TxA User’s Guide37Channel This is the channel number used by the ZyXEL Device now.Security This displays the type of

Chapter 3 Status ScreensP-660HN-TxA User’s Guide38Status This field indicates whether or not the ZyXEL Device is using the interface.For the DSL inter

P-660HN-TxA User’s Guide39CHAPTER 4 Tutorials4.1 OverviewThis chapter shows you how to use the ZyXEL Device’s various features.• Setting Up a Secure

About This User's GuideP-660HN-TxA User’s Guide4• Download LibrarySearch for the latest product updates and documentation from this link. Read th

Chapter 4 TutorialsP-660HN-TxA User’s Guide404.2.1 Configuring the Wireless Network SettingsThis example uses the following parameters to set up a wi

Chapter 4 TutorialsP-660HN-TxA User’s Guide41Thomas can now use the WPS feature to establish a wireless connection between his notebook and the ZyXEL

Chapter 4 TutorialsP-660HN-TxA User’s Guide424 Push and hold the WPS button located on the ZyXEL Device’s rear panel for more than 5 seconds. Alternat

Chapter 4 TutorialsP-660HN-TxA User’s Guide43The following figure shows you an example of how to set up a wireless network and its security by pressi

Chapter 4 TutorialsP-660HN-TxA User’s Guide44PIN ConfigurationWhen you use the PIN configuration method, you need to use both the ZyXEL Device’s web c

Chapter 4 TutorialsP-660HN-TxA User’s Guide45The following figure shows you how to set up a wireless network and its security on a ZyXEL Device and a

Chapter 4 TutorialsP-660HN-TxA User’s Guide464.2.3 Without WPSUse the wireless adapter’s utility installed on the notebook to search for the “Example

Chapter 4 TutorialsP-660HN-TxA User’s Guide472 Configure the screen as follows. Turn on the wireless network from Mondays to Fridays between 18:00 an

Chapter 4 TutorialsP-660HN-TxA User’s Guide481 Click Network > LAN > Client List to open the following screen. Look for the MAC address of Josep

Chapter 4 TutorialsP-660HN-TxA User’s Guide493 Select Active MAC Filter and Deny Filter Action. Enter the MAC address you found in the Client List sc

Document ConventionsP-660HN-TxA User’s Guide5Document ConventionsWarnings and NotesThese are how warnings and notes are shown in this User’s Guide. W

Chapter 4 TutorialsP-660HN-TxA User’s Guide50network), the traffic is sent to the ZyXEL Device’s WAN default gateway by default. In this case, B will

Chapter 4 TutorialsP-660HN-TxA User’s Guide51To configure a static route to route traffic from N1 to N2:1 Log into the ZyXEL Device’s Web Configurato

Chapter 4 TutorialsP-660HN-TxA User’s Guide524.5 Multiple Public and Private IP Address MappingsIf your ISP gives you more than one static IP address

Chapter 4 TutorialsP-660HN-TxA User’s Guide534.5.1 Full Feature NAT + Many-to-Many No Overload MappingUse this setting if your applications can use

Chapter 4 TutorialsP-660HN-TxA User’s Guide54• Global IP addresses: 172.16.1.253 ~ 172.16.1.254Then click Apply.4.5.2 Full Feature NAT + One-to-One M

Chapter 4 TutorialsP-660HN-TxA User’s Guide553 Click the Address Mapping tab, click the Edit icon on a new rule.4 Configure two rules for the one-to-

Chapter 4 TutorialsP-660HN-TxA User’s Guide56In Figure 9, three WAN connections are configured over the ADSL line:• The connection with VPI/VCI, 0/33,

57PART IITechnical Reference

58

P-660HN-TxA User’s Guide59CHAPTER 5 Internet and Wireless SetupWizard5.1 OverviewUse the wizard setup screens to configure your system for Internet

Document ConventionsP-660HN-TxA User’s Guide6Icons Used in FiguresFigures in this User’s Guide may use the following generic icons. The ZyXEL Device i

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide602 Click INTERNET/WIRELESS SETUP to configure the system for Internet access and

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide613b The following screen displays if a PPPoE or PPPoA connection is detected. En

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide625.2.1 Manual Configuration1 If the ZyXEL Device fails to detect your DSL connec

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide632 The next wizard screen varies depending on what mode and encapsulation type y

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide64The following table describes the fields in this screen.Figure 17 Internet Co

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide65The following table describes the fields in this screen.Figure 18 Internet Co

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide66The following table describes the fields in this screen.Figure 19 Internet Con

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide67The following table describes the fields in this screen.• If the user name and/

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide685.3 Wireless Connection Wizard SetupAfter you configure the Internet access inf

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide693 Configure your wireless settings in this screen. Click Next.Figure 24 Wirel

Safety WarningsP-660HN-TxA User’s Guide7Safety Warnings• Do NOT use this product near water, for example, in a wet basement or near a swimming pool.•

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide70Note: The wireless stations and ZyXEL Device must use the same SSID, channel ID

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide715.3.2 Manually Assign a WEP KeyChoose Manually assign a WEP key to setup WEP E

Chapter 5 Internet and Wireless Setup WizardP-660HN-TxA User’s Guide726 Use the read-only summary table to check whether what you have configured is c

P-660HN-TxA User’s Guide73CHAPTER 6 WAN Setup6.1 OverviewThis chapter describes how to configure WAN settings from the WAN screens. Use these screen

Chapter 6 WAN SetupP-660HN-TxA User’s Guide74they should also provide a username and password (and service name) for user authentication.WAN IP Addres

Chapter 6 WAN SetupP-660HN-TxA User’s Guide756.2 The Internet Access Setup ScreenUse this screen to change your ZyXEL Device’s WAN settings. Click N

Chapter 6 WAN SetupP-660HN-TxA User’s Guide76GeneralMode Select Routing (default) from the drop-down list box if your ISP gives you one IP address onl

Chapter 6 WAN SetupP-660HN-TxA User’s Guide776.2.1 Advanced Internet Access Setup Use this screen to edit your ZyXEL Device's advanced WAN sett

Chapter 6 WAN SetupP-660HN-TxA User’s Guide78The following table describes the labels in this screen. Table 17 Network > WAN > Internet Acces

Chapter 6 WAN SetupP-660HN-TxA User’s Guide796.3 The More Connections ScreenThe ZyXEL Device allows you to configure more than one Internet access c

Safety WarningsP-660HN-TxA User’s Guide8

Chapter 6 WAN SetupP-660HN-TxA User’s Guide806.3.1 More Connections EditUse this screen to configure a connection. Click the edit icon in the More Co

Chapter 6 WAN SetupP-660HN-TxA User’s Guide81The following table describes the labels in this screen. Table 19 Network > WAN > More Conn

Chapter 6 WAN SetupP-660HN-TxA User’s Guide826.3.2 Configuring More Connections Advanced Setup Use this screen to edit your ZyXEL Device's advan

Chapter 6 WAN SetupP-660HN-TxA User’s Guide83The following table describes the labels in this screen. 6.4 WAN Technical ReferenceThis section provid

Chapter 6 WAN SetupP-660HN-TxA User’s Guide846.4.1.1 ENET ENCAPThe MAC Encapsulated Routing Link Protocol (ENET ENCAP) is only implemented with the I

Chapter 6 WAN SetupP-660HN-TxA User’s Guide85method assumes that each protocol is carried over a separate ATM virtual circuit (VC-based multiplexing)

Chapter 6 WAN SetupP-660HN-TxA User’s Guide86IP Assignment with RFC 1483 EncapsulationIn this case the IP address assignment must be static.IP Assignm

Chapter 6 WAN SetupP-660HN-TxA User’s Guide87Sustained Cell Rate (SCR) is the mean cell rate of each bursty traffic source. It specifies the maximum

Chapter 6 WAN SetupP-660HN-TxA User’s Guide88The VBR-RT (real-time Variable Bit Rate) type is used with bursty connections that require closely contro

P-660HN-TxA User’s Guide89CHAPTER 7 LAN Setup7.1 OverviewA Local Area Network (LAN) is a shared communication system to which many networking device

Contents OverviewP-660HN-TxA User’s Guide9Contents OverviewUser’s Guide ...

Chapter 7 LAN SetupP-660HN-TxA User’s Guide907.1.2 What You Need To Know About LANIP AddressIP addresses identify individual devices on a network. Ev

Chapter 7 LAN SetupP-660HN-TxA User’s Guide91Finding Out MoreSee Section 7.6 on page 97 for technical background information on LANs.7.1.3 Before Yo

Chapter 7 LAN SetupP-660HN-TxA User’s Guide92The following table describes the fields in this screen. 7.2.1 The Advanced LAN IP Setup Screen Use thi

Chapter 7 LAN SetupP-660HN-TxA User’s Guide937.3 The DHCP Setup ScreenUse this screen to configure the DNS server information that the ZyXEL Device

Chapter 7 LAN SetupP-660HN-TxA User’s Guide947.4 The Client List ScreenThis table allows you to assign IP addresses on the LAN to specific individual

Chapter 7 LAN SetupP-660HN-TxA User’s Guide957.5 The IP Alias ScreenIP alias allows you to partition a physical network into different logical netwo

Chapter 7 LAN SetupP-660HN-TxA User’s Guide96The following figure shows a LAN divided into subnets A, B, and C.Figure 40 Physical Network & Part

Chapter 7 LAN SetupP-660HN-TxA User’s Guide977.6 LAN Technical ReferenceThis section provides some technical background information about the topics

Chapter 7 LAN SetupP-660HN-TxA User’s Guide987.6.1 LANs, WANs and the ZyXEL DeviceThe actual physical connection determines whether the ZyXEL Device

Chapter 7 LAN SetupP-660HN-TxA User’s Guide99• The ISP tells you the DNS server addresses, usually in the form of an information sheet, when you sign