Zyxel P-660HW-DX - Manual

Safety Warnings P-660HW-Dx User’s Guide 6 Safety Warnings 1 For your safety, be sure to read and follow all warning notices and instructions. • Do NOT use this product near water, for example, in a wet basement or near a swimming pool. • Do NOT expose your device to dampness, dust or corrosive liqui...

Contents Overview P-660HW-Dx User’s Guide 9 Contents Overview Introduction ............................................................................................................................ 31 Introducing the ZyXEL Device .......................................................................

Table of Contents P-660HW-Dx User’s Guide 11 Table of Contents About This User's Guide .......................................................................................................... 3 Document Conventions.......................................................................................

List of Figures P-660HW-Dx User’s Guide 21 List of Figures Figure 1 Protected Internet Access Applications .................................................................................... 34Figure 2 LAN-to-LAN Application Example .....................................................................

List of Tables P-660HW-Dx User’s Guide 27 List of Tables Table 1 ADSL Standards ....................................................................................................................... 34Table 2 Front Panel LEDs ............................................................................

P-660HW-Dx User’s Guide 33 C H A P T E R 1 Introducing the ZyXEL Device This chapter introduces the main applications and features of the ZyXEL Device. It also introduces the ways you can manage the ZyXEL Device. 1.1 Overview The ZyXEL Device is an IEEE 802.11b/g wireless ADSL2+ gateway that allows ...

Chapter 1 Introducing the ZyXEL Device P-660HW-Dx User’s Guide 35 1.2 Ways to Manage the ZyXEL Device Use any of the following methods to manage the ZyXEL Device. • Web Configurator. This is recommended for everyday management of the ZyXEL Device using a (supported) web browser. • Command Line Inter...

Chapter 1 Introducing the ZyXEL Device P-660HW-Dx User’s Guide 36 The following table describes the LEDs. 1.5 Hardware Connections Refer to the Quick Start Guide for information on hardware connections. Table 2 Front Panel LEDs LED COLOR STATUS DESCRIPTION POWER Green On The ZyXEL Device is receivin...

P-660HW-Dx User’s Guide 37 C H A P T E R 2 Introducing the Web Configurator This chapter describes how to access and navigate the web configurator. 2.1 Web Configurator Overview The web configurator is an HTML-based management interface that allows easy ZyXEL Device setup and management via Internet...

Chapter 2 Introducing the Web Configurator P-660HW-Dx User’s Guide 38 5 A window displays as shown. Figure 4 Password Screen 2.2.1 User Access 1 For user access enter the default user password user to view the status only. The following window will appear. Figure 5 User status screen 2.2.2 Administr...

Chapter 2 Introducing the Web Configurator P-660HW-Dx User’s Guide 40 " The management session automatically times out when the time period set in the Administrator Inactivity Timer field expires (default five minutes). Simply log back into the ZyXEL Device if this happens. 2.3 Resetting the ZyX...

Chapter 2 Introducing the Web Configurator P-660HW-Dx User’s Guide 41 Figure 8 Web Configurator: Main Screen " Click the icon (located in the top right corner of most screens) to view embedded help. Use the submenus to configure ZyXEL Device features. Click the Logout icon at any ti to exit the ...

Chapter 2 Introducing the Web Configurator P-660HW-Dx User’s Guide 43 2.4.2 Status Screen The following summarizes how to navigate the web configurator from the Status screen. Some fields or links are not available if you entered the user password in the login password screen (see Figure 5 on page 3...

Chapter 2 Introducing the Web Configurator P-660HW-Dx User’s Guide 46 2.4.3 Status: Any IP Table Click the Any IP Table hyperlink in the Status screen. The Any IP table shows current read- only information (including the IP address and the MAC address) of all network devices that use the Any IP feat...

Chapter 2 Introducing the Web Configurator P-660HW-Dx User’s Guide 47 The following table describes the labels in this screen. 2.4.5 Status: Bandwidth Status Click the Bandwidth Status hyperlink in the Status screen. Select an interface from the drop- down list box to view the bandwidth usage of its...

51 P A R T II Wizards Wizard Setup for Internet Access (53)Bandwidth Management Wizard (67)

P-660HW-Dx User’s Guide 53 C H A P T E R 3 Wizard Setup for Internet Access This chapter provides information on the Wizard Setup screens for Internet access in the web configurator. 3.1 Introduction Use the wizard setup screens to configure your system for Internet access with the information given...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 54 Figure 16 Wizard: Welcome 3 The wizard attempts to detect which WAN connection type you are using. If the wizard detects your connection type and your ISP uses PPPoE or PPPoA, go to Section 3.2.1 on page 55 . The screen varies dep...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 59 Figure 24 Internet Connection with PPPoA The following table describes the fields in this screen. • If the user name and/or password you entered for PPPoE or PPPoA connection are not correct, the screen displays as shown next. Cli...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 60 Figure 26 Connection Test Failed-2. 3.3 Wireless Connection Wizard Setup After you configure the Internet access information, use the following screens to set up your wireless LAN. 1 Select Yes and click Next to configure wireless...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 62 Figure 29 Wireless LAN Setup Wizard 2 The following table describes the labels in this screen. Table 14 Wireless LAN Setup Wizard 2 LABEL DESCRIPTION Network Name(SSID) Enter a descriptive name (up to 32 printable 7-bit ASCII char...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 63 " The wireless stations and ZyXEL Device must use the same SSID, channel ID and WEP encryption key (if WEP is enabled), WPA-PSK (if WPA-PSK is enabled) for wireless communication. 4 This screen varies depending on the security...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 64 Figure 31 Manually assign a WEP key The following table describes the labels in this screen. 5 Click Apply to save your wireless LAN settings. Figure 32 Wireless LAN Setup 3 Table 16 Manually assign a WEP key LABEL DESCRIPTION Key...

Chapter 3 Wizard Setup for Internet Access P-660HW-Dx User’s Guide 65 6 Use the read-only summary table to check whether what you have configured is correct. Click Finish to complete and save the wizard setup. Figure 33 Internet Access and WLAN Wizard Setup Complete 7 Launch your web browser and nav...

P-660HW-Dx User’s Guide 67 C H A P T E R 4 Bandwidth Management Wizard This chapter shows you how to configure basic bandwidth management using the wizard screens. 4.1 Introduction Bandwidth management allows you to control the amount of bandwidth going out through the ZyXEL Device’s WAN port and pr...

Chapter 4 Bandwidth Management Wizard P-660HW-Dx User’s Guide 68 4.3 Bandwidth Management Wizard Setup 1 After you enter the admin password to access the web configurator, select Go to Wizard setup and click Apply . Otherwise, click the wizard icon ( ) in the top right corner of the web configurator...

Chapter 4 Bandwidth Management Wizard P-660HW-Dx User’s Guide 69 2 Click BANDWIDTH MANAGEMENT SETUP to configure the system for Internet access. Figure 35 Wizard: Welcome 3 Activate bandwidth management and select to allocate bandwidth to packets based on the service requirements. Figure 36 Bandwidt...

73 P A R T III Network WAN Setup (75)LAN Setup (93)Wireless LAN (105)Network Address Translation (NAT) Screens (129)

P-660HW-Dx User’s Guide 75 C H A P T E R 5 WAN Setup This chapter describes how to configure WAN settings. 5.1 WAN Overview A WAN (Wide Area Network) is an outside connection to another network or the Internet. 5.1.1 Encapsulation Be sure to use the encapsulation method required by your ISP. The ZyX...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 76 5.1.1.3 PPPoA PPPoA stands for Point to Point Protocol over ATM Adaptation Layer 5 (AAL5). A PPPoA connection functions like a dial-up Internet connection. The ZyXEL Device encapsulates the PPP session based on RFC1483 and sends it through an ATM PVC (P...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 80 The VBR-nRT (non real-time Variable Bit Rate) type is used with bursty connections that do not require closely controlled delay and delay variation. It is commonly used for "bursty" traffic typical on LANs. PCR and MBS define the burst levels, S...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 82 5.5.1 Configuring Advanced Internet Connection Setup To edit your ZyXEL Device's advanced WAN settings, click the Advanced Setup button in the Internet Connection screen. The screen appears as shown. VPI The valid range for the VPI is 0 to 255. Enter th...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 84 5.6 Configuring More Connections This section describes the protocol-independent parameters for a remote network. They are required for placing calls to a remote gateway and the network behind it across a WAN connection. When you use the WAN > Intern...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 88 5.6.2 Configuring More Connections Advanced Setup To edit your ZyXEL Device's advanced WAN settings, click the Advanced Setup button in the More Connections Edit screen. The screen appears as shown. Figure 44 More Connections Advanced Setup The followin...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 89 5.7 Traffic Redirect Traffic redirect forwards traffic to a backup gateway when the ZyXEL Device cannot connect to the Internet. An example is shown in the figure below. Figure 45 Traffic Redirect Example The following network topology allows you to avo...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 90 Figure 47 WAN Backup Setup The following table describes the labels in this screen. Table 25 WAN Backup Setup LABEL DESCRIPTION WAN Backup Setup Backup Type Select the method that the ZyXEL Device uses to check the DSL connection. Select DSL Link to hav...

Chapter 5 WAN Setup P-660HW-Dx User’s Guide 91 Timeout Type the number of seconds (3 recommended) for your ZyXEL Device to wait for a ping response from one of the IP addresses in the Check WAN IP Address field before timing out the request. The WAN connection is considered "down" after the ...

P-660HW-Dx User’s Guide 93 C H A P T E R 6 LAN Setup This chapter describes how to configure LAN settings. 6.1 LAN Overview 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 bu...

Chapter 6 LAN Setup P-660HW-Dx User’s Guide 94 6.1.2 DHCP Setup DHCP (Dynamic Host Configuration Protocol, RFC 2131 and RFC 2132) allows individual clients to obtain TCP/IP configuration at start-up from a server. You can configure the ZyXEL Device as a DHCP server or disable it. When configured as ...

Chapter 6 LAN Setup P-660HW-Dx User’s Guide 96 6.3.2 RIP Setup RIP (Routing Information Protocol) allows a router to exchange routing information with other routers. The RIP Direction field controls the sending and receiving of RIP packets. When set to: • Both - the ZyXEL Device will broadcast its r...

Chapter 6 LAN Setup P-660HW-Dx User’s Guide 97 6.3.4 Any IP Traditionally, you must set the IP addresses and the subnet masks of a computer and the ZyXEL Device to be in the same subnet to allow the computer to access the Internet (through the ZyXEL Device). In cases where your computer is required ...

Chapter 6 LAN Setup P-660HW-Dx User’s Guide 98 The following lists out the steps taken, when a computer tries to access the Internet for the first time through the ZyXEL Device. 1 When a computer (which is in a different subnet) first attempts to access the Internet, it sends packets to its default ...

Chapter 6 LAN Setup P-660HW-Dx User’s Guide 102 6.7 LAN IP Alias IP alias allows you to partition a physical network into different logical networks over the same Ethernet interface. The ZyXEL Device supports three logical LAN interfaces via its single physical Ethernet interface with the ZyXEL Devi...

P-660HW-Dx User’s Guide 105 C H A P T E R 7 Wireless LAN This chapter discusses how to configure the wireless network settings on your ZyXEL Device. See the appendices for more detailed information about wireless networks. 7.1 Wireless Network Overview The following figure provides an example of a w...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 106 • Every wireless client in the same wireless network must use security compatible with the AP.Security stops unauthorized devices from using the wireless network. It can also protect the information that is sent in the wireless network. 7.2 Wireless...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 107 • In a RADIUS server: this is a server used in businesses more than in homes. If your AP does not provide a local user database and if you do not have a RADIUS server, you cannot set up user names and passwords for your users.Unauthorized devices ca...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 108 When you select WPA2 or WPA2-PSK in your ZyXEL Device, you can also select an option ( WPA compatible ) to support WPA as well. In this case, if some wireless clients support WPA and some support WPA2, you should set up WPA2-PSK or WPA2 (depending o...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 109 The following table describes the general wireless LAN labels in this screen. See the rest of this chapter for information on the other labels in this screen. 7.3.1 No Security Select No Security to allow wireless clients to communicate with the acc...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 110 Figure 58 Wireless: No Security The following table describes the labels in this screen. 7.3.2 WEP Encryption WEP encryption scrambles the data transmitted between the wireless clients and the access points to keep network communications private. It...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 112 Figure 60 Wireless: WPA-PSK/WPA2-PSK The following table describes the wireless LAN security labels in this screen. Table 35 Wireless: WPA-PSK/WPA2-PSK LABEL DESCRIPTION Security Mode Choose WPA-PSK or WPA2-PSK from the drop-down list box. WPA Compa...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 114 Figure 61 Wireless: WPA/WPA2 The following table describes the wireless LAN security labels in this screen. Table 36 Wireless: WPA/WPA2 LABEL DESCRIPTION WPA Compatible This check box is available only when you select WPA2-PSK or WPA2 in the Securit...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 118 7.4.1.1.2 Web Configurator Click the Network > Wireless LAN > OTIST . The following screen displays. Figure 63 OTIST The following table describes the labels in this screen. 7.4.1.2 Wireless Client Start the ZyXEL utility and click the Adapter...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 119 Figure 64 Example Wireless Client OTIST Screen 7.4.2 Starting OTIST " You must click Start in the AP OTIST web configurator screen and in the wireless client(s) Adapter screen all within three minutes (at the time of writing). You can start OTIS...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 121 7.5 MAC Filter The MAC filter screen allows you to configure the ZyXEL Device to give exclusive access to up to 32 devices ( Allow ) or exclude up to 32 devices from accessing the ZyXEL Device ( Deny ). Every Ethernet device has a unique MAC (Media ...

Chapter 7 Wireless LAN P-660HW-Dx User’s Guide 127 7.7.2 Application Priority Configuration To edit a WMM QoS application entry, click the edit icon ( ) under Modify . The following screen displays. Figure 72 Application Priority Configuration The following table describes the fields in this screen....

P-660HW-Dx User’s Guide 129 C H A P T E R 8 Network Address Translation (NAT) Screens This chapter discusses how to configure NAT on the ZyXEL Device. 8.1 NAT Overview NAT (Network Address Translation - NAT, RFC 1631) is the translation of the IP address of a host in a packet, for example, the sourc...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 131 Figure 74 NAT Application With IP Alias 8.1.5 NAT Mapping Types NAT supports five types of IP/port mapping. They are: • One to One : In One-to-One mode, the ZyXEL Device maps one local IP address to one global IP address...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 133 8.4 NAT General Setup You must create a firewall rule in addition to setting up SUA/NAT, to allow traffic from the WAN to be forwarded through the ZyXEL Device. Click Network > NAT to open the following screen. Figure...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 134 You may enter a single port number or a range of port numbers to be forwarded, and the local IP address of the desired server. The port number identifies a service; for example, web service is on port 80 and FTP on port ...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 135 8.5.3 Configuring Servers Behind Port Forwarding (Example) Let's say you want to assign ports 21-25 to one FTP, Telnet and SMTP server ( A in the example), port 80 to another ( B in the example) and assign a default serv...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 137 Figure 78 Port Forwarding Rule Setup The following table describes the fields in this screen. 8.7 Address Mapping " The Address Mapping screen is available only when you select Full Feature in the NAT > General sc...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 138 rules. For example, if you have already configured rules 1 to 6 in your current set and now you configure rule number 9. In the set summary screen, the new rule will be rule 7, not 9. Now if you delete rule 4, rules 5 to...

Chapter 8 Network Address Translation (NAT) Screens P-660HW-Dx User’s Guide 139 8.7.1 Address Mapping Rule Edit To edit an address mapping rule, click the rule’s edit icon in the Address Mapping screen to display the screen shown next. Figure 80 Edit Address Mapping Rule Type 1-1 : One-to-one mode m...

141 P A R T IV Security Firewalls (143)Firewall Configuration (155)Content Filtering (177)

P-660HW-Dx User’s Guide 143 C H A P T E R 9 Firewalls This chapter gives some background information on firewalls and introduces the ZyXEL Device firewall. 9.1 Firewall Overview Originally, the term firewall referred to a construction technique designed to prevent the spread of fire from one room to...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 144 9.2.2 Application-level Firewalls Application-level firewalls restrict access by serving as proxies for external servers. Since they use programs written for specific Internet services, such as HTTP, FTP and telnet, they can evaluate network packets fo...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 145 9.3.1 Denial of Service Attacks Figure 81 Firewall Application 9.4 Denial of Service Denials of Service (DoS) attacks are aimed at devices and networks with a connection to the Internet. Their goal is not to steal information, but to disable a device o...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 146 9.4.2 Types of DoS Attacks There are four types of DoS attacks: 1 Those that exploit bugs in a TCP/IP implementation. 2 Those that exploit weaknesses in the TCP/IP specification. 3 Brute-force attacks that flood a network with useless data. 4 IP Spoofi...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 147 Figure 83 SYN Flood • In a LAND Attack , hackers flood SYN packets into the network with a spoofed source IP address of the targeted system. This makes it appear as if the host computer sent the packets to itself, making the system unavailable while th...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 148 9.4.2.1 ICMP Vulnerability ICMP is an error-reporting protocol that works in concert with IP. The following ICMP types trigger an alert: 9.4.2.2 Illegal Commands (NetBIOS and SMTP) The only legal NetBIOS commands are the following - all others are ille...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 149 are allowed in. The ZyXEL Device uses stateful packet inspection to protect the private LAN from hackers and vandals on the Internet. By default, the ZyXEL Device’s stateful inspection allows all communications to the Internet that originate from the L...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 150 6 Later, an inbound packet reaches the interface. This packet is part of the connection previously established with the outbound packet. The inbound packet is evaluated against the inbound access list, and is permitted because of the temporary access l...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 152 9.6 Guidelines for Enhancing Security with Your Firewall • Change the default password via CLI (Command Line Interpreter) or web configurator. • Limit who can telnet into your router. • Don't enable any local service (such as SNMP or NTP) that you don'...

Chapter 9 Firewalls P-660HW-Dx User’s Guide 153 • Always shred confidential information, particularly about your computer, before throwing it away. Some hackers dig through the trash of companies or individuals for information that might help them in an attack. 9.7 Packet Filtering Vs Firewall Below...

P-660HW-Dx User’s Guide 155 C H A P T E R 1 0 Firewall Configuration This chapter shows you how to enable and configure the ZyXEL Device firewall. 10.1 Access Methods The web configurator is, by far, the most comprehensive firewall configuration tool your ZyXEL Device has to offer. For this reason, ...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 156 " If you configure firewall rules without a good understanding of how they work, you might inadvertently introduce security risks to the firewall and to the protected network. Make sure you test your rules after you configure them. Fo...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 157 3 Is it possible to modify the rule to be more specific? For example, if IRC is blocked for all users, will a rule that blocks just certain users be more effective? 4 Does a rule that allows Internet users access to resources on the LAN c...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 158 10.4.1 LAN to WAN Rules The default rule for LAN to WAN traffic is that all users on the LAN are allowed non-restricted access to the WAN. When you configure a LAN to WAN rule, you in essence want to limit some or all users from accessing...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 159 The following table describes the labels in this screen. 10.6 Firewall Rules Summary " The ordering of your rules is very important as rules are applied in turn. Refer to Section 9.1 on page 143 for more information. Click Security &g...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 161 10.6.1 Configuring Firewall Rules Refer to Section 9.1 on page 143 for more information. In the Rules screen, select an index number and click Add or click a rule’s Edit icon to display this screen and refer to the following table for inf...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 164 10.6.2 Customized Services Configure customized services and port numbers not predefined by the ZyXEL Device. For a comprehensive list of port numbers and services, visit the IANA (Internet Assigned Number Authority) website. For further ...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 165 Refer to Section 9.1 on page 143 for more information. Figure 90 Firewall: Configure Customized Services The following table describes the labels in this screen. 10.7 Example Firewall Rule The following Internet firewall rule example allo...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 167 Figure 93 Firewall Example: Edit Rule: Destination Address 9 Use the Add >> and Remove buttons between Available Services and Selected Services list boxes to configure it as follows. Click Apply when you are done. " Custom servi...

Chapter 10 Firewall Configuration P-660HW-Dx User’s Guide 173 10.10.2 Half-Open Sessions An unusually high number of half-open sessions (either an absolute number or measured as the arrival rate) could indicate that a Denial of Service attack is occurring. For TCP, "half-open" means that the...

P-660HW-Dx User’s Guide 177 C H A P T E R 11 Content Filtering This chapter covers how to configure content filtering. 11.1 Content Filtering Overview Internet content filtering allows you to create and enforce Internet access policies tailored to your needs. Content filtering gives you the ability ...

Chapter 11 Content Filtering P-660HW-Dx User’s Guide 178 The following table describes the labels in this screen. 11.3 Configuring the Schedule To set the days and times for the ZyXEL Device to perform content filtering, click Security > Content Filter > Schedule . The screen appears as shown....

Chapter 11 Content Filtering P-660HW-Dx User’s Guide 179 The following table describes the labels in this screen. 11.4 Configuring Trusted Computers To exclude a range of users on the LAN from content filtering on your ZyXEL Device, click Security > Content Filter > Trusted . The screen appear...

P-660HW-Dx User’s Guide 183 C H A P T E R 1 2 Static Route This chapter shows you how to configure static routes for your ZyXEL Device. 12.1 Static Route Each remote node specifies only the network to which the gateway is directly connected, and the ZyXEL Device has no knowledge of the networks beyo...

Chapter 12 Static Route P-660HW-Dx User’s Guide 184 Figure 102 Static Route The following table describes the labels in this screen. 12.2.1 Static Route Edit Select a static route index number and click Edit ( ). The screen shown next appears. Use this screen to configure the required information fo...

P-660HW-Dx User’s Guide 187 C H A P T E R 1 3 Bandwidth Management This chapter contains information about configuring bandwidth management, editing rules and viewing the ZyXEL Device’s bandwidth management logs. 13.1 Bandwidth Management Overview ZyXEL’s Bandwidth Management allows you to specify b...

Chapter 13 Bandwidth Management P-660HW-Dx User’s Guide 188 Figure 104 Subnet-based Bandwidth Management Example 13.4 Application and Subnet-based Bandwidth Management You could also create bandwidth classes based on a combination of a subnet and an application. The following example table shows ban...

Chapter 13 Bandwidth Management P-660HW-Dx User’s Guide 189 13.5.2 Fairness-based Scheduler The ZyXEL Device divides bandwidth equally among bandwidth classes when using the fairness-based scheduler; thus preventing one bandwidth class from using all of the interface’s bandwidth. 13.6 Maximize Bandw...

Chapter 13 Bandwidth Management P-660HW-Dx User’s Guide 191 13.6.3 Bandwidth Management Priorities The following table describes the priorities that you can apply to traffic that the ZyXEL Device forwards out through an interface. 13.7 Over Allotment of Bandwidth You can set the bandwidth management...

Chapter 13 Bandwidth Management P-660HW-Dx User’s Guide 192 Figure 105 Bandwidth Management: Summary The following table describes the labels in this screen. 13.9 Bandwidth Management Rule Setup You must use the Bandwidth Management Summary screen to enable bandwidth management on an interface befor...

Chapter 13 Bandwidth Management P-660HW-Dx User’s Guide 194 13.10 DiffServ DiffServ is a class of service (CoS) model that marks packets so that they receive specific per-hop treatment at DiffServ-compliant network devices along the route based on the application types and traffic flow. Packets are ...

Chapter 13 Bandwidth Management P-660HW-Dx User’s Guide 197 13.11 Bandwidth Monitor To view the ZyXEL Device’s bandwidth usage and allotments, click Advanced > Bandwidth MGMT > Monitor . The screen appears as shown. Select an interface from the drop-down list box to view the bandwidth usage of...

P-660HW-Dx User’s Guide 199 C H A P T E R 1 4 Dynamic DNS Setup This chapter discusses how to configure your ZyXEL Device to use Dynamic DNS. 14.1 Dynamic DNS Overview Dynamic DNS allows you to update your current dynamic IP address with one or many dynamic DNS services so that anyone can contact yo...

Chapter 14 Dynamic DNS Setup P-660HW-Dx User’s Guide 201 Dynamic DNS server auto detect IP Address Select this option only when there are one or more NAT routers between the ZyXEL Device and the DDNS server. This feature has the DDNS server automatically detect and use the IP address of the NAT rout...

P-660HW-Dx User’s Guide 203 C H A P T E R 1 5 Remote Management Configuration This chapter provides information on configuring remote management. 15.1 Remote Management Overview Remote management allows you to determine which services/protocols can access which ZyXEL Device interface (if any) from w...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 204 15.1.1 Remote Management Limitations Remote management over LAN or WAN will not work when: • You have disabled that service in one of the remote management screens.• The IP address in the Secured Client IP field does not match th...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 205 The following table describes the labels in this screen. 15.3 Telnet You can configure your ZyXEL Device for remote Telnet access as shown next. The administrator uses Telnet from a computer on a remote network to access the ZyXE...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 206 Figure 113 Remote Management: Telnet The following table describes the labels in this screen. 15.5 Telnet Login Use the following steps to Telnet into your ZyXEL Device’s command interpreter. See Appendix G on page 331 for more a...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 207 15.6 Configuring FTP You can upload and download the ZyXEL Device’s firmware and configuration files using FTP, please see the chapter on firmware and configuration file maintenance for details. To use this feature, your computer...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 208 " SNMP is only available if TCP/IP is configured. Figure 115 SNMP Management Model An SNMP managed network consists of two main types of component: agents and a manager. An agent is a management software module that resides i...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 210 The following table describes the labels in this screen. 15.8 Configuring DNS Use DNS (Domain Name System) to map a domain name to its corresponding IP address and vice versa. Refer to the chapter on LAN for background informatio...

Chapter 15 Remote Management Configuration P-660HW-Dx User’s Guide 211 Figure 117 Remote Management: DNS The following table describes the labels in this screen. 15.9 Configuring ICMP To change your ZyXEL Device’s security settings, click Advanced > Remote MGMT > ICMP . The screen appears as s...

P-660HW-Dx User’s Guide 213 C H A P T E R 1 6 Universal Plug-and-Play (UPnP) This chapter introduces the UPnP feature in the web configurator. 16.1 Introducing Universal Plug and Play Universal Plug and Play (UPnP) is a distributed, open networking standard that uses TCP/IP for simple peer-to-peer n...

Chapter 16 Universal Plug-and-Play (UPnP) P-660HW-Dx User’s Guide 215 16.3 Installing UPnP in Windows Example This section shows how to install UPnP in Windows Me and Windows XP. 16.3.1 Installing UPnP in Windows Me Follow the steps below to install the UPnP in Windows Me. 1 Click Start and Control ...

Chapter 16 Universal Plug-and-Play (UPnP) P-660HW-Dx User’s Guide 217 Figure 123 Windows Optional Networking Components Wizard 5 In the Networking Services window, select the Universal Plug and Play check box. Figure 124 Networking Services 6 Click OK to go back to the Windows Optional Networking Co...

Chapter 16 Universal Plug-and-Play (UPnP) P-660HW-Dx User’s Guide 220 Figure 128 Internet Connection Properties: Advanced Settings: Add " When the UPnP-enabled device is disconnected from your computer, all port mappings will be deleted automatically. 5 Select Show icon in notification area when...

Chapter 16 Universal Plug-and-Play (UPnP) P-660HW-Dx User’s Guide 221 Figure 130 Internet Connection Status 16.4.2 Web Configurator Easy Access With UPnP, you can access the web-based configurator on the ZyXEL Device without finding out the IP address of the ZyXEL Device first. This comes helpful if...

Chapter 16 Universal Plug-and-Play (UPnP) P-660HW-Dx User’s Guide 222 Figure 131 Network Connections 4 An icon with the description for each UPnP-enabled device displays under Local Network . 5 Right-click on the icon for your ZyXEL Device and select Invoke . The web configurator login screen displa...

Chapter 16 Universal Plug-and-Play (UPnP) P-660HW-Dx User’s Guide 223 Figure 132 Network Connections: My Network Places 6 Right-click on the icon for your ZyXEL Device and select Properties . A properties window displays with basic information about the ZyXEL Device. Figure 133 Network Connections: ...

225 P A R T VI Maintenance and Troubleshooting System (227)Logs (233)Tools (251)Diagnostic (257)Troubleshooting (259)

P-660HW-Dx User’s Guide 227 C H A P T E R 1 7 System Use this screen to configure the ZyXEL Device’s time and date settings. 17.1 General Setup 17.1.1 General Setup and System Name General Setup contains administrative and system-related information. System Name is for identification purposes. Howev...

Chapter 17 System P-660HW-Dx User’s Guide 229 17.2 Time Setting To change your ZyXEL Device’s time and date, click Maintenance > System > Time Setting . The screen appears as shown. Use this screen to configure the ZyXEL Device’s time based on your local time zone. Figure 135 System Time Setti...

P-660HW-Dx User’s Guide 233 C H A P T E R 1 8 Logs This chapter contains information about configuring general log settings and viewing the ZyXEL Device’s logs. Refer to the appendix for example log message explanations. 18.1 Logs Overview The web configurator allows you to choose which categories o...

Chapter 18 Logs P-660HW-Dx User’s Guide 234 Figure 136 View Log The following table describes the fields in this screen. 18.3 Configuring Log Settings Use the Log Settings screen to configure to where the ZyXEL Device is to send logs; the schedule for when the ZyXEL Device is to send the logs and wh...

Chapter 18 Logs P-660HW-Dx User’s Guide 237 Figure 138 E-mail Log Example 18.4 Log Descriptions This section provides descriptions of example log messages. Subject: Firewall Alert From xxxxx Date: Fri, 07 Apr 2000 10:05:42 From: [email protected] To: [email protected] 1| Apr 7 00 |From:192.168.1.1 To:192....

P-660HW-Dx User’s Guide 251 C H A P T E R 1 9 Tools This chapter describes how to upload new firmware, manage configuration and restart your ZyXEL Device. 19.1 Firmware Upgrade Find firmware at www.zyxel.com in a file that (usually) uses the system model name with a .bin extension, for example, "...

Chapter 19 Tools P-660HW-Dx User’s Guide 252 1 Do NOT turn off the ZyXEL Device while firmware upload is in progress! After you see the Firmware Upload in Progress screen, wait two minutes before logging into the ZyXEL Device again. Figure 140 Firmware Upload In Progress The ZyXEL Device automatical...

Chapter 19 Tools P-660HW-Dx User’s Guide 253 Figure 142 Error Message 19.2 Configuration Screen Click Maintenance > Tools > Configuration . Information related to factory defaults, backup configuration, and restoring configuration appears as shown next. Figure 143 Configuration 19.2.1 Backup C...

Chapter 19 Tools P-660HW-Dx User’s Guide 254 19.2.2 Restore Configuration Restore configuration allows you to upload a new or previously saved configuration file from your computer to your ZyXEL Device. 1 Do not turn off the ZyXEL Device while configuration file upload is in progress After you see a...

P-660HW-Dx User’s Guide 257 C H A P T E R 2 0 Diagnostic These read-only screens display information to help you identify problems with the ZyXEL Device. 20.1 General Diagnostic Click Maintenance > Diagnostic to open the screen shown next. Figure 148 Diagnostic: General The following table descri...

P-660HW-Dx User’s Guide 259 C H A P T E R 2 1 Troubleshooting This chapter offers some suggestions to solve problems you might encounter. The potential problems are divided into the following categories. • Power, Hardware Connections, and LEDs • ZyXEL Device Access and Login • Internet Access 21.1 P...

Chapter 21 Troubleshooting P-660HW-Dx User’s Guide 260 21.2 ZyXEL Device Access and Login V I forgot the IP address for the ZyXEL Device. • The default IP address is 192.168.1.1 . 6 If you changed the IP address and have forgotten it, you might get the IP address of the ZyXEL Device by looking up th...

Chapter 21 Troubleshooting P-660HW-Dx User’s Guide 261 5 Reset the device to its factory defaults, and try to access the ZyXEL Device with the default IP address. See Section 2.3 on page 40 . 6 If the problem continues, contact the network administrator or vendor, or try one of the advanced suggesti...

Chapter 21 Troubleshooting P-660HW-Dx User’s Guide 262 1 Check the hardware connections, and make sure the LEDs are behaving as expected. See the Quick Start Guide and Section 1.4 on page 35 . 2 If your ISP gave you Internet connection information, make sure you entered it correctly in the Network &...

263 P A R T VII Appendices and Index Product Specifications and Wall Mounting (265)Wireless LANs (271)Setting up Your Computer’s IP Address (285)IP Addresses and Subnetting (301)Firewall Commands (309)Internal SPTGEN (315)Command Interpreter (331)Pop-up Windows, JavaScripts and Java Permissions (333...

P-660HW-Dx User’s Guide 265 A P P E N D I X A Product Specifications and Wall Mounting Product Specifications The following tables summarize the ZyXEL Device’s hardware and firmware features.M4 Table 117 Hardware Specifications Dimensions (W x D x H) 180 x 128 x 36 mm Power Specification 12V AC 1A B...

Appendix A Product Specifications and Wall Mounting P-660HW-Dx User’s Guide 269 Wall-mounting Instructions Complete the following steps to hang your ZyXEL Device on a wall. " See the Hardware Specifications table for the size of screws to use and how far apart to place them. 1 Select a high posi...

P-660HW-Dx User’s Guide 271 A P P E N D I X B Wireless LANs Wireless LAN Topologies This section discusses ad-hoc and infrastructure wireless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configuration is an independent (Ad-hoc) WLAN that connects a set of computers with wirele...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 272 Figure 153 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 wired network. This wired connection between APs is called a D...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 273 Figure 154 Infrastructure WLAN Channel A channel is the radio frequency(ies) used by wireless devices to transmit and receive data. Channels available depend on your geographical area. You may have a choice of channels (for your region) so you sho...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 274 Figure 155 RTS/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 stations send data at the same time, collisions may occur when both sets of data arrive at the AP at the same t...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 275 If the Fragmentation Threshold value is smaller than the RTS/CTS value (see previously) you set then the RTS (Request To Send)/CTS (Clear to Send) handshake will never occur as data frames will be fragmented before they reach RTS/CTS size. Preambl...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 276 Wireless security methods available on the ZyXEL Device are data encryption, wireless client authentication, restricting access by device MAC address and hiding the ZyXEL Device identity.The following figure shows the relative effectiveness of the...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 277 Determines the network services available to authenticated users once they are connected to the network. • Accounting Keeps track of the client’s network activity. RADIUS is a simple package exchange in which your AP acts as a message relay betwee...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 278 For EAP-TLS authentication type, you must first have a wired connection to the network and obtain the certificate(s) from a certificate authority (CA). A certificate (also called digital IDs) can be used to authenticate users and a CA issues certi...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 279 Dynamic WEP Key Exchange The AP maps a unique key that is generated with the RADIUS server. This key expires when the wireless connection times out, disconnects or reauthentication times out. A new WEP key is generated each time reauthentication i...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 280 Encryption Both WPA and WPA2 improve data encryption by using Temporal Key Integrity Protocol (TKIP), Message Integrity Check (MIC) and IEEE 802.1x. WPA and WPA2 use Advanced Encryption Standard (AES) in the Counter mode with Cipher block chaining...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 281 Wireless Client WPA Supplicants A wireless client supplicant is the software that runs on an operating system instructing the wireless client how to use WPA. At the time of writing, the most widely available supplicant is the WPA patch for Windows...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 282 3 The AP and wireless clients generate a common PMK (Pairwise Master Key). The key itself is not sent over the network, but is derived from the PSK and the SSID. 4 The AP and wireless clients use the TKIP or AES encryption process, the PMK and inf...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 283 Antenna Overview An antenna couples RF signals onto air. A transmitter within a wireless device sends an RF signal to the antenna, which propagates the signal through the air. The antenna also operates in reverse by capturing RF signals from the a...

Appendix B Wireless LANs P-660HW-Dx User’s Guide 284 Positioning Antennas In general, antennas should be mounted as high as practically possible and free of obstructions. In point-to–point application, position both antennas at the same height and in a direct line of sight to each other to attain th...

P-660HW-Dx User’s Guide 285 A P P E N D I X C Setting up Your Computer’s IP Address All computers must have a 10M or 100M Ethernet adapter card and TCP/IP installed. Windows 95/98/Me/NT/2000/XP, Macintosh OS 7 and later operating systems and all versions of UNIX/LINUX include the software components...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 286 Figure 158 WIndows 95/98/Me: Network: Configuration Installing Components The Network window Configuration tab displays a list of installed components. You need a network adapter, the TCP/IP protocol and Client for Microsof...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 287 Configuring 1 In the Network window Configuration tab, select your network adapter's TCP/IP entry and click Properties 2 Click the IP Address tab. • If your IP address is dynamic, select Obtain an IP address automatically ....

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 288 Figure 160 Windows 95/98/Me: TCP/IP Properties: DNS Configuration 4 Click the Gateway tab. • If you do not know your gateway’s IP address, remove previously installed gateways.• If you have a gateway IP address, type it in ...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 289 Figure 161 Windows XP: Start Menu 2 In the Control Panel , double-click Network Connections ( Network and Dial-up Connections in Windows 2000/NT). Figure 162 Windows XP: Control Panel 3 Right-click Local Area Connection and...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 294 Figure 168 Macintosh OS 8/9: Apple Menu 2 Select Ethernet built-in from the Connect via list. Figure 169 Macintosh OS 8/9: TCP/IP 3 For dynamically assigned settings, select Using DHCP Server from the Configure: list. 4 For...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 295 • Type your IP address in the IP Address box. • Type your subnet mask in the Subnet mask box. • Type the IP address of your ZyXEL Device in the Router address box. 5 Close the TCP/IP Control Panel . 6 Click Save if prompted...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 296 Figure 171 Macintosh OS X: Network 4 For statically assigned settings, do the following:• From the Configure box, select Manually . • Type your IP address in the IP Address box. • Type your subnet mask in the Subnet mask bo...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 297 " Make sure you are logged in as the root administrator. Using the K Desktop Environment (KDE) Follow the steps below to configure your computer IP address using the KDE. 1 Click the Red Hat button (located on the botto...

Appendix C Setting up Your Computer’s IP Address P-660HW-Dx User’s Guide 298 • If you have a dynamic IP address click Automatically obtain IP address settings with and select dhcp from the drop down list. • If you have a static IP address click Statically set IP Addresses and fill in the Address , S...

P-660HW-Dx User’s Guide 301 A P P E N D I X D IP Addresses and Subnetting This appendix introduces IP addresses and subnet masks. IP addresses identify individual devices on a network. Every networking device (including computers, servers, routers, printers, etc.) needs an IP address to communicate ...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 302 Figure 181 Network Number and Host ID How much of the IP address is the network number and how much is the host ID varies according to the subnet mask. Subnet Masks A subnet mask is used to determine which bits are part of the networ...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 303 Subnet masks are expressed in dotted decimal notation 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 ...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 304 Subnetting You 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 secu...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 305 Figure 183 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 of all zeroes is the subnet’s address itself, all ones is the su...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 306 Example: Eight Subnets Similarly, use a 27-bit mask to create eight subnets (000, 001, 010, 011, 100, 101, 110 and 111). The following table shows IP address last octet values for each subnet. Table 130 Subnet 2 IP/SUBNET MASK NETWOR...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 307 Subnet Planning The following table is a summary for subnet planning on a network with a 24-bit network number. The following table is a summary for subnet planning on a network with a 16-bit network number. 5 128 129 158 159 6 160 1...

Appendix D IP Addresses and Subnetting P-660HW-Dx User’s Guide 308 Configuring IP Addresses Where you obtain your network number depends on your particular situation. If the ISP or your network administrator assigns you a block of registered IP addresses, follow their instructions in selecting the I...

P-660HW-Dx User’s Guide 315 A P P E N D I X F Internal SPTGEN This appendix introduces Internal SPTGEN. All menus shown in this appendix are example menus meant to show SPTGEN usage. Actual menus for your product may differ. Internal SPTGEN Overview Internal SPTGEN (System Parameter Table Generator)...

Appendix F Internal SPTGEN P-660HW-Dx User’s Guide 316 " DO NOT alter or delete any field except parameters in the Input column. This appendix introduces Internal SPTGEN. All menus shown in this appendix are example menus meant to show SPTGEN usage. Actual menus for your product may differ. Inte...

Appendix F Internal SPTGEN P-660HW-Dx User’s Guide 317 Figure 187 Internal SPTGEN FTP Download Example " You can rename your “ rom-t ” file when you save it to your computer but it must be named “ rom-t ” when you upload it to your ZyXEL Device. Internal SPTGEN FTP Upload Example 1 Launch your F...

Appendix F Internal SPTGEN P-660HW-Dx User’s Guide 318 Example Internal SPTGEN Menus This section provides example Internal SPTGEN menus. Table 137 Abbreviations Used in the Example Internal SPTGEN Screens Table ABBREVIATION MEANING FIN Field Identification Number FN Field Name PVA Parameter Values ...

P-660HW-Dx User’s Guide 331 A P P E N D I X G Command Interpreter The following describes how to use the command interpreter. You can telnet to access the CLI (Command Line Interface) on the ZyXEL Device. See the included disk or zyxel.com for more detailed information on these commands. 1 Use of un...

P-660HW-Dx User’s Guide 333 A P P E N D I X H Pop-up Windows, JavaScripts and Java Permissions In order to use the web configurator you need to allow: • Web browser pop-up windows from your device.• JavaScripts (enabled by default).• Java permissions (enabled by default). " Internet Explorer 6 s...

Appendix H Pop-up Windows, JavaScripts and Java Permissions P-660HW-Dx User’s Guide 334 2 Clear the Block pop-ups check box in the Pop-up Blocker section of the screen. This disables any web pop-up blockers you may have enabled. Figure 190 Internet Options: Privacy 3 Click Apply to save this setting...

Appendix H Pop-up Windows, JavaScripts and Java Permissions P-660HW-Dx User’s Guide 335 Figure 191 Internet Options: Privacy 3 Type the IP address of your device (the web page that you do not want to have blocked) with the prefix “http://”. For example, http://192.168.167.1. 4 Click Add to move the ...

Appendix H Pop-up Windows, JavaScripts and Java Permissions P-660HW-Dx User’s Guide 336 5 Click Close to return to the Privacy screen. 6 Click Apply to save this setting. JavaScripts If pages of the web configurator do not display properly in Internet Explorer, check that JavaScripts are allowed. 1 ...

Appendix H Pop-up Windows, JavaScripts and Java Permissions P-660HW-Dx User’s Guide 337 Figure 194 Security Settings - Java Scripting Java Permissions 1 From Internet Explorer, click Tools , Internet Options and then the Security tab. 2 Click the Custom Level... button. 3 Scroll down to Microsoft VM...

Appendix H Pop-up Windows, JavaScripts and Java Permissions P-660HW-Dx User’s Guide 338 JAVA (Sun) 1 From Internet Explorer, click Tools , Internet Options and then the Advanced tab. 2 Make sure that Use Java 2 for <applet> under Java (Sun) is selected. 3 Click OK to close the window. Figure 1...

P-660HW-Dx User’s Guide 339 A P P E N D I X I NetBIOS Filter Commands The following describes the NetBIOS packet filter commands. Introduction NetBIOS (Network Basic Input/Output System) are TCP or UDP broadcast packets that enable a computer to connect to and communicate with a LAN. For some dial-u...

Appendix I NetBIOS Filter Commands P-660HW-Dx User’s Guide 340 The filter types and their default settings are as follows. NetBIOS Filter Configuration Syntax:sys filter netbios config <type> <on|off> where Table 148 NetBIOS Filter Default Settings NAME DESCRIPTION EXAMPLE Between LAN an...

P-660HW-Dx User’s Guide 341 A P P E N D I X J Splitters and Microfilters This appendix tells you how to install a POTS splitter or a telephone microfilter. Connecting a POTS Splitter When you use the Full Rate (G.dmt) ADSL standard, you can use a POTS (Plain Old Telephone Service) splitter to separa...

Appendix J Splitters and Microfilters P-660HW-Dx User’s Guide 343 ZyXEL Device With ISDN This section relates to people who use their ZyXEL Device with ADSL over ISDN (digital telephone service) only. The following is an example installation for the ZyXEL Device with ISDN. Figure 200 ZyXEL Device wi...

P-660HW-Dx User’s Guide 345 A P P E N D I X K Triangle Route The Ideal Setup When the firewall is on, your ZyXEL Device acts as a secure gateway between your LAN and the Internet. In an ideal network topology, all incoming and outgoing network traffic passes through the ZyXEL Device to protect your ...

Appendix K Triangle Route P-660HW-Dx User’s Guide 346 Figure 202 “Triangle Route” Problem The “Triangle Route” Solutions This section presents you two solutions to the “triangle route” problem. IP Aliasing IP alias allows you to partition your network into logical sections over the same Ethernet int...

P-660HW-Dx User’s Guide 347 A P P E N D I X L Legal Information Copyright Copyright © 2007 by ZyXEL Communications Corporation.The contents of this publication may not be reproduced in any part or as a whole, transcribed, stored in a retrieval system, translated into any language, or transmitted in ...

Appendix L Legal Information P-660HW-Dx User’s Guide 348 If this device does cause harmful interference to radio/television reception, which can be determined by turning the device off and on, the user is encouraged to try to correct the interference by one or more of the following measures: 1 Reori...

Appendix L Legal Information P-660HW-Dx User’s Guide 349 3 Select the certification you wish to view from this page. ZyXEL Limited Warranty ZyXEL warrants to the original end user (purchaser) that this product is free from any defects in materials or workmanship for a period of up to two years from ...

P-660HW-Dx User’s Guide 351 A P P E N D I X M Customer Support Please have the following information ready when you contact customer support. Required Information • Product model and serial number.• Warranty Information.• Date that you received your device.• Brief description of the problem and the ...

Appendix M Customer Support P-660HW-Dx User’s Guide 352 • Regular Mail: ZyXEL Communications, Czech s.r.o., Modranská 621, 143 01 Praha 4 - Modrany, Ceská Republika Denmark • Support E-mail: [email protected]• Sales E-mail: [email protected]• Telephone: +45-39-55-07-00• Fax: +45-39-55-07-07• Web: www.zy...

Appendix M Customer Support P-660HW-Dx User’s Guide 353 India • Support E-mail: [email protected]• Sales E-mail: [email protected]• Telephone: +91-11-30888144 to +91-11-30888153• Fax: +91-11-30888149, +91-11-26810715• Web: http://www.zyxel.in• Regular Mail: India - ZyXEL Technology India Pvt Ltd., II-Fl...

Appendix M Customer Support P-660HW-Dx User’s Guide 354 • Regular Mail: ZyXEL Communications Inc., 1130 N. Miller St., Anaheim, CA 92806- 2001, U.S.A. Norway • Support E-mail: [email protected] • Sales E-mail: [email protected]• Telephone: +47-22-80-61-80• Fax: +47-22-80-61-81• Web: www.zyxel.no• Regula...

Appendix M Customer Support P-660HW-Dx User’s Guide 355 Sweden • Support E-mail: [email protected]• Sales E-mail: [email protected]• Telephone: +46-31-744-7700• Fax: +46-31-744-7701• Web: www.zyxel.se• Regular Mail: ZyXEL Communications A/S, Sjöporten 4, 41764 Göteborg, Sweden Thailand • Support E-mail:...

Index P-660HW-Dx User’s Guide 357 Index A AAL5 76 access point see AP Address Resolution Protocol see ARP ADSL standards 34 ADSL line reinitialize 258 ADSL standards 34 Advanced Encryption Standard See AES. AES 280 alerts 233 ALG 132 alternative subnet mask notation 303 antenna directional 283 gain ...