ZyXEL Communications PLA-450 User Manual

Pla-450 series homeplug av to wlan ap/bridge
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PLA450 Series
Homeplug AV to WLAN AP/Bridge
User's Guide
Version 3.60
1/2008
Edition 3
DEFAULT LOGIN
IP Address http://192.168.1.2
Password
1234
www.zyxel.com

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Summary of Contents for ZyXEL Communications PLA-450

  • Page 1 PLA450 Series Homeplug AV to WLAN AP/Bridge User’s Guide Version 3.60 1/2008 Edition 3 DEFAULT LOGIN IP Address http://192.168.1.2 Password 1234 www.zyxel.com...
  • Page 3: About This User's Guide

    • Supporting Disk Refer to the included CD for support documents. • ZyXEL Web Site Please refer to www.zyxel.com for additional support documentation and product certifications. User Guide Feedback Help us help you. Send all User Guide-related comments, questions or suggestions for improvement to the following address, or use e-mail instead.
  • Page 4: Document Conventions

    Syntax Conventions • The PLA450 and PLA-450 v2 may be referred to as the “PLA450”, the “device”, the “product” or the “system” in this User’s Guide. • Product labels, screen names, field labels and field choices are all in bold font.
  • Page 5 Icons Used in Figures Figures in this User’s Guide may use the following generic icons. The PLA450 icon is not an exact representation of your device. PLA450 Server Modem PLA450 User’s Guide Computer Notebook computer Switch Router HomePlug AV powerline adaptor Document Conventions...
  • Page 6: Safety Warnings

    Safety Warnings 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 liquids. •...
  • Page 7 Safety Warnings PLA450 User’s Guide...
  • Page 8 Safety Warnings PLA450 User’s Guide...
  • Page 9: Table Of Contents

    Introduction ... 21 Getting to Know Your PLA450 ... 23 The WPS Button ... 27 ... 27 The ENCRYPT Button ... 29 Introducing the Web Configurator ... 35 Wireless Tutorial ... 47 Network ... 55 Wireless LAN ... 57 LAN ... 81 HomePlug AV ...
  • Page 10 Contents Overview PLA450 User’s Guide...
  • Page 11: Table Of Contents

    About This User's Guide ... 3 Document Conventions... 4 Safety Warnings... 6 Contents Overview ... 9 Table of Contents... 11 List of Figures ... 15 List of Tables... 19 Part I: Introduction... 21 Chapter 1 Getting to Know Your PLA450 ... 23 1.1 Overview ...
  • Page 12 Table of Contents Chapter 4 Introducing the Web Configurator ... 35 4.1 Web Configurator Overview ... 35 4.2 Accessing the Web Configurator ... 35 4.3 Resetting the PLA450 ... 37 4.3.1 Procedure to Use the Reset Button ... 37 4.4 Navigating the Web Configurator 4.4.1 The Status Screen ...
  • Page 13 6.6.2 WPA-PSK/WPA2-PSK ... 70 6.7 MAC Filter ... 71 6.8 Wireless LAN Advanced Screen ... 72 6.9 Quality of Service (QoS) Screen ... 74 6.9.1 Application Priority Configuration ... 76 6.10 WPS Screen ... 77 6.11 WPS Station Screen ... 78 Chapter 7 LAN...
  • Page 14 Table of Contents 11.1 Firmware Upload Screen ... 105 11.2 Configuration Screen ... 107 11.2.1 Backup Configuration ... 107 11.2.2 Restore Configuration ... 107 11.2.3 Back to Factory Defaults ... 108 11.3 Restart Screen ... 109 Chapter 12 Configuration Mode ... 111 Chapter 13 Language ...
  • Page 15: List Of Figures

    Figure 20 ZyXEL Utility: Link Info ... 51 Figure 21 ZyXEL Utility: Profile ... 52 Figure 22 ZyXEL Utility: Add New Profile ... 52 Figure 23 ZyXEL Utility: Profile Security ... 53 Figure 24 ZyXEL Utility: Profile Encryption ... 53 Figure 25 Profile: Wireless Protocol Settings.
  • Page 16 List of Figures Figure 39 Network > Wireless LAN > QoS ... 75 Figure 40 Network > Wireless LAN > QoS: Application Priority Configuration ... 76 Figure 41 Network > Wireless LAN > WPS ... 77 Figure 42 Network > Wireless LAN > WPS Station ... 78 Figure 43 Network >...
  • Page 17 List of Figures Figure 82 Windows XP: Control Panel ... 147 Figure 83 Windows XP: Control Panel: Network Connections: Properties ... 148 Figure 84 Windows XP: Local Area Connection Properties ... 148 Figure 85 Windows XP: Internet Protocol (TCP/IP) Properties ... 149 Figure 86 Windows XP: Advanced TCP/IP Properties ...
  • Page 18 List of Figures PLA450 User’s Guide...
  • Page 19: List Of Tables

    List of Tables List of Tables Table 1 Front Panel LEDs ... 25 Table 2 Time ENCRYPT Button is Pressed and Action ... 32 Table 3 Status Screen Icon Key ... 38 Table 4 Web Configurator Status Screen ... 38 Table 5 Screens Summary ...
  • Page 20 List of Tables Table 39 Subnet Mask - Identifying Network Number ... 136 Table 40 Subnet Masks ... 137 Table 41 Maximum Host Numbers ... 137 Table 42 Alternative Subnet Mask Notation ... 137 Table 43 Subnet 1 ... 139 Table 44 Subnet 2 ...
  • Page 21: Introduction

    Introduction Getting to Know Your PLA450 (23) The WPS Button (27) The ENCRYPT Button (29) Wireless Tutorial (47) Introducing the Web Configurator (35)
  • Page 23: Getting To Know Your Pla450

    H A P T E R Getting to Know Your PLA450 This chapter introduces the main features and applications of the PLA450. 1.1 Overview The PLA450 is the ideal device for connecting a HomePlug AV powerline network (which uses your electrical wiring) to your wireless and wired (Ethernet) LAN. 1.1.1 Wireless LAN Application The PLA450 Wireless LAN feature allows IEEE 802.11b or IEEE 802.11g compatible wireless clients to access the Internet or the local network as well as to communicate with each...
  • Page 24: Ways To Manage The Pla450

    Chapter 1 Getting to Know Your PLA450 Figure 2 HomePlug AV Internet Connection Example 1.2 Ways to Manage the PLA450 Use any of the following methods to manage the PLA450. • WPS (Wi-Fi Protected Setup): You can use the WPS button or the WPS section of the web configurator to set up a wireless network with your PLA450.
  • Page 25: Leds

    • Write down the password and put it in a safe place. • Back up the configuration (and make sure you know how to restore it). Restoring an earlier working configuration may be useful if the device becomes unstable or even crashes.
  • Page 26 Chapter 1 Getting to Know Your PLA450 Table 1 Front Panel LEDs (continued) ICON COLOR WLAN Green Amber STATUS DESCRIPTION The PLA450 is ready, but is not sending/receiving data through the wireless LAN. Blinking The PLA450 is sending/receiving data through the wireless LAN.
  • Page 27: The Wps Button

    H A P T E R 2.1 Overview Your PLA450 supports WiFi Protected Setup (WPS), which is an easy way to set up a secure wireless network. WPS is an industry standard specification, defined by the WiFi Alliance. WPS allows you to quickly set up a wireless network with strong security, without having to configure security settings manually.
  • Page 28 Chapter 2 PLA450 User’s Guide...
  • Page 29: The Encrypt Button

    H A P T E R The ENCRYPT Button Use the ENCRYPT button to automatically set up a secure powerline connection between your powerline devices. 3.1 ENCRYPT Button Overview The ENCRYPT button allows you to set up a secure powerline connection with other HomePlug AV compliant powerline devices which also support the ENCRYPT feature.
  • Page 30: Figure 4 Encrypt Connection Procedure

    Chapter 3 The ENCRYPT Button Figure 4 ENCRYPT Connection Procedure 5 Repeat step in this section for the other powerline device you wish to connect. This must be done within 120 seconds of pressing the ENCRYPT button on the PLA450. 6 Check the lights on the two powerline devices.
  • Page 31: Setting Up Multiple Networks

    Figure 5 Adding More Powerline Adapters to Your Network 9 If you disconnected your computer or modem (or any other networking product connected to your powerline device) in step them. This sets up your powerline network between your powerline devices. 3.3 Setting Up Multiple Networks You can use the ENCRYPT button to set up multiple powerline networks using your existing powerline network.
  • Page 32: Encrypt Button Behavior

    Chapter 3 The ENCRYPT Button 1 Click the ENCRYPT button on (A) for more than 10 seconds until the HomePlug ( light is off. This disconnects (A) from (B). 2 Click the ENCRYPT button on (A) and (C) for 1~2 seconds and within two minutes of each other.
  • Page 33 Chapter 3 The ENCRYPT Button See Troubleshooting in Chapter 14 on page 120 for suggestions on problems with the ENCRYPT button and the lights. PLA450 User’s Guide...
  • Page 34 Chapter 3 The ENCRYPT Button PLA450 User’s Guide...
  • Page 35: Introducing The Web Configurator

    H A P T E R This chapter describes how to access the PLA450 web configurator and provides an overview of its screens. 4.1 Web Configurator Overview The web configurator is an HTML-based management interface that allows easy setup and management of the PLA450 via Internet browser.
  • Page 36: Figure 8 Change Password Screen

    Chapter 4 Introducing the Web Configurator Figure 8 Change Password Screen 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 PLA450 if this happens. 6 Select the setup mode you want to use.
  • Page 37: Resetting The Pla450

    4.3 Resetting the PLA450 If you forget your password or cannot access the web configurator, you will need to use the RESET button at the back of the PLA450 to reload the factory-default configuration file. This means that you will lose all configurations that you had previously saved, and the password will be reset to “1234”.
  • Page 38: Figure 10 Web Configurator Status Screen

    This is the System Name you enter in the Maintenance > System > General screen. It is for identification purposes. This is the ZyNOS firmware version and the date created. ZyNOS is ZyXEL's proprietary Network Operating System. PLA450 User’s Guide...
  • Page 39 This shows what percentage of the heap memory the PLA450 is using. Heap memory refers to the memory that is not used by ZyNOS (ZyXEL Network Operating System) and is thus available for running the PLA450’s processes.
  • Page 40: Navigation Panel

    Chapter 4 Introducing the Web Configurator Table 4 Web Configurator Status Screen (continued) LABEL Rate Summary Packet Statistics WLAN Station Status My HomePlug Network 4.4.2 Navigation Panel After you enter the password, use the sub-menus on the navigation panel to configure PLA450 features.
  • Page 41: Summary: Packet Statistics

    Table 5 Screens Summary LINK Logs View Log Log Settings Tools Firmware Configuration Restart Config Mode General Language Language 4.4.3 Summary: Packet Statistics Click the Packet Statistics (Details...) hyperlink in the Status screen. Read-only information here includes port status and packet specific statistics. Also provided are "system up time" and "poll interval(s)".
  • Page 42: Summary: Wireless Station Status

    Chapter 4 Introducing the Web Configurator Table 6 Summary: Packet Statistics LABEL Rx B/s Up Time System Up Time Poll Interval(s) Set Interval Stop 4.4.4 Summary: Wireless Station Status Click the WLAN Station Status (Details...) hyperlink in the Status screen. View the wireless stations that are currently associated to the PLA450 in the Association List screen.
  • Page 43: Figure 13 Summary: My Homeplug Network

    Figure 13 Summary: My Homeplug Network. The following table describes the labels in this screen. Table 8 Summary: My Homeplug Network LABEL DESCRIPTION Site This PLA450 is the Local device. All other devices on your network will be Remote. MAC Address This field displays the MAC address of a HomePlug AV device detected by your PLA450.
  • Page 44: Table 9 Summary: My Homeplug Network

    Chapter 4 Introducing the Web Configurator The following table describes the labels in this screen. Table 9 Summary: My Homeplug Network LABEL Statistics MAC Address Rx PHY Rate Tx PHY Rate Avg. Pre-FEC Bit Error Rate Avg. Source PB CRC Error Rate Avg.
  • Page 45 Table 9 Summary: My Homeplug Network LABEL DESCRIPTION Avg. Attenuation This field displays the average attenuation measured in dB. Attenuation is the reduction in strength of a signal as it travels over a transmission line. Use this field to check the reduction in the strength of the signal between two devices. Attenuation may vary considerably across a powerline network as line conditions also vary.
  • Page 46 Chapter 4 Introducing the Web Configurator PLA450 User’s Guide...
  • Page 47: Wireless Tutorial

    H A P T E R This chapter gives you examples of how to set up the PLA450 and wireless client for wireless communication using the following parameters. The wireless clients can access the Internet through the PLA450 wirelessly. See LAN configuration.
  • Page 48: Figure 14 Network > Wireless Lan > General

    Chapter 5 Wireless Tutorial Figure 14 Network > Wireless LAN > General 2 Make sure the Enable Wireless LAN check box is selected. 3 Enter SSID_Example3 as the SSID and select a channel. 4 Set security mode to WPA-PSK and enter ThisismyWPA-PSKpre-sharedkey in the Pre-Shared Key field.
  • Page 49: Configuring The Wireless Client

    This section describes how to connect the wireless client to a network. 5.3.1 Connecting to a Wireless LAN The following sections show you how to join a wireless network using the ZyXEL utility, as in the following diagram. The wireless client is labelled C and the access point (PLA450) is labelled AP.
  • Page 50: Figure 17 Connecting To A Wireless Lan

    Site Survey screen. 1 Open the ZyXEL utility and click the Site Survey tab to open the screen shown next. 2 The wireless client automatically searches for available wireless networks. Click Scan if you want to search again.
  • Page 51: Figure 18 Zyxel Utility: Security Settings

    4 The Confirm Save window appears. Check your settings and click Save to continue. Figure 19 ZyXEL Utility: Confirm Save 5 The ZyXEL utility returns to the Link Info screen while it connects to the wireless network using your settings. When the wireless link is established, the ZyXEL utility icon in the system tray turns green and the Link Info screen displays details of the active connection.
  • Page 52: Creating And Using A Profile

    “PN_Example3” and the pre-shared key is “ThisismyWPA-PSKpre- sharedkey”. You have chosen the profile name “PN_Example3”. 1 Open the ZyXEL utility and click the Profile tab to open the screen shown next. Click Add to configure a new profile.
  • Page 53: Figure 23 Zyxel Utility: Profile Security

    4 Choose the same encryption method as the AP to which you want to connect (In this example, WPA-PSK). Figure 23 ZyXEL Utility: Profile Security 5 This screen varies depending on the encryption method you selected in the previous screen. Enter the pre-shared key and leave the encryption type at the default setting.
  • Page 54: Figure 26 Profile: Confirm Save

    Only one profile can be activated and used at any given time. Figure 27 Profile: Activate 9 When you activate the new profile, the ZyXEL utility returns to the Link Info screen while it connects to the AP using your settings. When the wireless link is established, the ZyXEL utility icon in the system tray turns green and the Link Info screen displays details of the active connection.
  • Page 55: Network

    Network Wireless LAN (57) LAN (81) HomePlug AV (85)
  • Page 57: Wireless Lan

    H A P T E R This chapter discusses how to configure the wireless network settings in your PLA450. See the appendices for more detailed information about wireless networks. 6.1 Wireless Network Overview The following figure provides an example of a wireless network. Figure 28 Example of a Wireless Network The wireless network is the part in the blue circle.
  • Page 58: Setup Information

    Chapter 6 Wireless LAN Like radio stations or television channels, each wireless network uses a specific channel, or frequency, to send and receive information. • Every wireless client in the same wireless network must use security compatible with the Security stops unauthorized devices from using the wireless network. It can also protect the information that is sent in the wireless network.
  • Page 59: Wireless Security Overview

    • Security: ( ) None ( ) WEP (64 bit or 128 bit key) (ASCII or Hex):________________ 6.2 Wireless Security Overview The following sections introduce different types of wireless security you can set up in the wireless network. 6.2.1 SSID Normally, the AP acts like a beacon and regularly broadcasts the SSID in the area.
  • Page 60: Encryption

    Chapter 6 Wireless LAN 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 can still see the information that is sent in the wireless network, even if they cannot use the wireless network.
  • Page 61: Roaming

    APs even if you disable roaming. Enabling roaming ensures correct traffic forwarding (bridge tables are updated) and maximum AP efficiency. The AP deletes records of wireless stations that associate with other APs (Non-ZyXEL APs may not be able to perform this).
  • Page 62: Requirements For Roaming

    Chapter 6 Wireless LAN Figure 29 Roaming Example The steps below describe the roaming process. 1 Wireless station Y moves from the coverage area of access point AP 1 to that of access point AP 2. 2 Wireless station Y scans and detects the signal of access point AP 2. 3 Wireless station Y sends an association request to access point AP 2.
  • Page 63: Wmm Qos

    6.4.1 WMM QoS WMM (Wi-Fi MultiMedia) QoS (Quality of Service) ensures quality of service in wireless networks. It controls WLAN transmission priority on packets to be transmitted over the wireless network. WMM QoS prioritizes wireless traffic according to delivery requirements. WMM QoS is a part of the IEEE 802.11e QoS enhancement to certified Wi-Fi wireless networks.
  • Page 64: Wps Setup Using A Pin

    Chapter 6 Wireless LAN 6.5.1 WPS Setup Using a PIN Each WPS-enabled device has its own PIN (Personal Identification Number). This may either be static (it cannot be changed) or dynamic (in some devices you can generate a new PIN by clicking on a button in the configuration interface).
  • Page 65: How Wps Works

    6.5.2 How WPS Works When two WPS-enabled devices connect, each device must assume a specific role. One device acts as the registrar (the device that supplies network and security settings) and the other device acts as the enrollee (the device that receives network and security settings. The registrar creates a secure EAP (Extensible Authentication Protocol) tunnel and sends the network name (SSID) and the WPA-PSK or WPA2-PSK pre-shared key to the enrollee.
  • Page 66: Figure 31 Wps: Example Network Step 1

    Chapter 6 Wireless LAN By default, a WPS devices is “unconfigured”. This means that it is not part of an existing network and can act as either enrollee or registrar (if it supports both functions). If the registrar is unconfigured, the security settings it transmits to the enrollee are randomly-generated. Once a WPS-enabled device has connected to another device using WPS, it becomes “configured”.
  • Page 67: Limitations Of Wps

    In step 3, you add another access point (AP2) to your network. AP2 is out of range of AP1, so you cannot use AP1 for the WPS handshake with the new access point. However, you know that Client 2 supports the registrar function, so you use it to perform the WPS handshake instead.
  • Page 68: General Wireless Lan Screen

    Chapter 6 Wireless LAN • When you use the PBC method, there is a short period (from the moment you press the button on one device to the moment you press the button on the other device) when any WPS-enabled device could join the network. This is because the registrar has no way of identifying the “correct”...
  • Page 69: No Security

    Table 12 Network > Wireless LAN > General LABEL DESCRIPTION Channel Set the operating frequency/channel depending on your particular region. Selection Select a channel from the drop-down list box. The options vary depending on the IEEE 802.11 mode you are using and the country you are in. Refer to Operating This displays the channel the PLA450 is currently using.
  • Page 70: Wpa-Psk/Wpa2-Psk

    Chapter 6 Wireless LAN 6.6.2 WPA-PSK/WPA2-PSK Click Network > Wireless LAN to display the General screen. Select WPA-PSK or WPA2- PSK from the Security Mode list. Figure 36 Network > Wireless LAN > General: WPA-PSK/WPA2-PSK The following table describes the labels in this screen. Table 14 Network >...
  • Page 71: Mac Filter

    Table 14 Network > Wireless LAN > General: WPA-PSK/WPA2-PSK LABEL DESCRIPTION Group Key The Group Key Update Timer is the rate at which the AP (if using WPA-PSK/ Update Timer WPA2-PSK key management) or RADIUS server (if using WPA/WPA2 key management) sends a new group key out to all clients.
  • Page 72: Wireless Lan Advanced Screen

    Chapter 6 Wireless LAN Figure 37 Network > Wireless LAN > MAC Filter The following table describes the labels in this menu. Table 15 Network > Wireless LAN > MAC Filter LABEL DESCRIPTION Active Select Yes from the drop down list box to enable MAC address filtering. Filter Action Define the filter action for the list of MAC addresses in the MAC Address table.
  • Page 73: Figure 38 Network > Wireless Lan > Advanced

    Figure 38 Network > Wireless LAN > Advanced The following table describes the labels in this screen. Table 16 Network > Wireless LAN > Advanced LABEL DESCRIPTION Roaming Configuration Enable Select this option if your network environment has multiple APs and you want your Roaming wireless device to be able to access the network as you move between wireless networks.
  • Page 74: Quality Of Service (Qos) Screen

    Chapter 6 Wireless LAN Table 16 Network > Wireless LAN > Advanced LABEL DESCRIPTION 802.11 Mode Select 802.11b to allow only IEEE 802.11b compliant WLAN devices to associate with the PLA450. Select 802.11g to allow only IEEE 802.11g compliant WLAN devices to associate with the PLA450.
  • Page 75: Figure 39 Network > Wireless Lan > Qos

    Figure 39 Network > Wireless LAN > QoS The following table describes the labels in this screen. Table 17 Network > Wireless LAN > QoS LABEL Enable WMM QoS WMM QoS Policy Name Service Dest Port Priority PLA450 User’s Guide DESCRIPTION Use WMM QoS (Wifi MultiMedia Quality of Service) to give different types of traffic different priorities.
  • Page 76: Application Priority Configuration

    Chapter 6 Wireless LAN Table 17 Network > Wireless LAN > QoS (continued) LABEL Modify Apply 6.9.1 Application Priority Configuration Use this screen to edit a WMM QoS application entry. Click the edit icon under Modify. The following screen displays. Figure 40 Network >...
  • Page 77: Wps Screen

    Table 18 Network > Wireless LAN > QoS: Application Priority Configuration (continued) LABEL Dest Port Priority Apply Cancel 6.10 WPS Screen Use this screen to enable WiFi Protected Setup (WPS) on your PLA450 and to set up a WPS connection using a PIN (Personal Identification Number) generated by the PLA450. Section 6.5.1 on page 64 Click Network >...
  • Page 78: Wps Station Screen

    Chapter 6 Wireless LAN Table 19 Network > Wireless LAN > WPS LABEL Generate WPS Status Status Apply Refresh 6.11 WPS Station Screen Use this screen to set up a WPS connection using the Push Button Configuration (PBC) method. You can use the push-button in the screen below or the external push-button on the side of your device, if it has one.
  • Page 79: Table 20 Network > Wireless Lan > Wps

    The following table describes the labels in this screen. Table 20 Network > Wireless LAN > WPS LABEL Push Button Or input station’s PIN number PLA450 User’s Guide DESCRIPTION Click this button to begin the WPS process. You have two minutes to press the button on the device you wish to connect with.
  • Page 80 Chapter 6 Wireless LAN PLA450 User’s Guide...
  • Page 81: Lan

    H A P T E R This chapter describes how to configure LAN settings. 7.1 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 building or floor of a building.
  • Page 82: Ip Address And Subnet Mask

    Chapter 7 LAN 7.1.3 IP Address and Subnet Mask Similar to the way houses on a street share a common street name, so too do computers on a LAN share one common network number. 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 IP addresses and the subnet mask.
  • Page 83 Table 22 Network > LAN > IP LABEL DESCRIPTION User Defined LAN Select this option to use a specific (fixed) IP address. IP Address Enter the PLA450’s IP address in dotted decimal notation. 192.168.1.2 is the factory default. IP Subnet Mask Enter the IP subnet mask in this field if you have a specific IP address for the PLA450 to use.
  • Page 84 Chapter 7 LAN PLA450 User’s Guide...
  • Page 85: Homeplug Av

    H A P T E R This chapter introduces the main applications and management of the powerline feature. 8.1 Overview The PLA450 is a HomePlug AV compliant powerline Ethernet adapter. The PLA450 and other HomePlug AV powerline adapters in your network communicate with each other by sending and receiving information over your home’s electrical wiring.
  • Page 86: Privacy And Powerline Adapters

    In this User’s Guide the electrical wiring network may be referred to as the “powerline network”. Your PLA450 is only compatible with ZyXEL HomePlug AV products with the latest firmware. You can upgrade your other ZyXEL HomePlug AV products by downloading the latest firmware from the ZyXEL website (www.zyxel.com).
  • Page 87: Setting Up A Private Powerline Network

    8.2.1 Setting Up a Private Powerline Network To prevent others compromising your network security, you can create a private network. Create a private network by changing the network password only on the powerline adapters you want to communicate in your network. Only the powerline adapters with the same network password can communicate in your network.
  • Page 88: Configuring Your Homeplug Av Devices

    Chapter 8 HomePlug AV Figure 46 Two Private Powerline Networks on One Circuit Password 1 Password 2 8.3 Configuring Your HomePlug AV Devices Click on Network > HomePlug to see the screen below. Use this screen to set up a HomePlug AV network and to check the status of HomePlug AV devices on your electrical circuit.
  • Page 89: Figure 47 Network > Homeplug > Network Settings

    Figure 47 Network > HomePlug > Network Settings The following table describes the labels in the screen. Table 23 Network > HomePlug > Network Settings LABEL DESCRIPTION Network Name This section lets you set the name of your network and to make it either public or private.
  • Page 90: Figure 48 Network > Homeplug > Edit

    Chapter 8 HomePlug AV Table 23 Network > HomePlug > Network Settings LABEL DAK Password My Homeplug Network Nickname MAC Address Status Member Action Scan Click Network > HomePlug > Edit to see the screen below. Use this screen to add a new HomePlug AV device to the network.
  • Page 91: Homeplug Av Qos

    Table 24 Network > HomePlug > Edit LABEL DESCRIPTION DAK Password The DAK Password (DAK stands for Device Access Key), is used to verify that you are authorized to perform changes on a device. You can find the DAK printed on a sticker on the bottom of a HomePlug enabled device. Apply Click this button to apply add the device to the network or to apply your changes.
  • Page 92: Qos Based On Traffic Type

    Chapter 8 HomePlug AV For example, your ISP (A) may use VLAN priority settings to identify and prioritize VoIP (Voice over IP) traffic or you may have a VoIP device (B) attached to your PLA450 which adds ToS (Type of Service) priorities to data it sends. By giving high priority to VoIP traffic in your powerline network, VoIP traffic flows more smoothly.
  • Page 93: Figure 50 Network > Homeplug > Qos

    Chapter 8 HomePlug AV IGMP (Internet Group Membership Protocol) is a network protocol which lets devices on a network join or leave a multicast group. An IGMP managed Multicast Stream refers to streaming media (such as video or audio) to a group of devices on a network using IGMP to manage the multicast.
  • Page 94: Table 27 Network > Homeplug > Edit

    Chapter 8 HomePlug AV The following table describes the labels in the screen. Table 27 Network > HomePlug > Edit LABEL MAC Address or IP Port Number Priority Number Rule Name MAC Address or IP Port Number Priority Modify Priority Mapping Assign Priority Using Value...
  • Page 95: Maintenance And Troubleshooting

    Maintenance and Troubleshooting System (97) Logs (101) Tools (105) Configuration Mode (111) Language (113) Troubleshooting (115) Product Specifications and Wall-Mounting Instructions (123)
  • Page 97: System

    H A P T E R This chapter provides information on the System screens. 9.1 System General Screen Click Maintenance > System. The following screen displays. Figure 51 Maintenance > System > General The following table describes the labels in this screen. Table 28 Maintenance >...
  • Page 98: Time Setting Screen

    Chapter 9 System Table 28 Maintenance > System > General LABEL Password Setup Old Password New Password Retype to Confirm Apply Reset 9.2 Time Setting Screen To change your PLA450’s time and date, click Maintenance > System > Time Setting. The screen appears as shown.
  • Page 99: Table 29 Maintenance > System > Time Setting

    The following table describes the labels in this screen. Table 29 Maintenance > System > Time Setting LABEL DESCRIPTION Current Time and Date Current Time This field displays the time of your PLA450. Each time you reload this page, the PLA450 synchronizes the time with the time server.
  • Page 100 Chapter 9 System Table 29 Maintenance > System > Time Setting LABEL Start Date End Date Apply Reset DESCRIPTION Configure the day and time when Daylight Saving Time starts if you selected Daylight Savings. The o'clock field uses the 24 hour format. Here are a couple of examples: Daylight Saving Time starts in most parts of the United States on the second Sunday of March.
  • Page 101: Logs

    H A P T E R This chapter contains information about configuring general log settings and viewing the PLA450’s logs. Refer to the appendices for example log message explanations. 10.1 View Log The web configurator allows you to look at all of the PLA450’s logs in one location. Click Maintenance >...
  • Page 102: Log Settings

    Chapter 10 Logs The following table describes the labels in this screen. Table 30 Maintenance > Logs > View Log LABEL Display Email Log Now Refresh Clear Log Time Message Source Destination Note 10.2 Log Settings You can configure the PLA450’s general log settings in one location. Click Maintenance >...
  • Page 103: Figure 54 Maintenance > Logs > Log Settings

    Figure 54 Maintenance > Logs > Log Settings The following table describes the labels in this screen. Table 31 Maintenance > Logs > Log Settings LABEL DESCRIPTION E-mail Log Settings Mail Server Enter the server name or the IP address of the mail server for the e-mail addresses specified below.
  • Page 104 Chapter 10 Logs Table 31 Maintenance > Logs > Log Settings LABEL User Name Password Log Schedule Day for Sending Log Use the drop down list box to select which day of the week to send the logs. Time for Sending Clear log after sending mail Syslog Logging...
  • Page 105: Tools

    PLA450. 11.1 Firmware Upload Screen Find firmware at www.zyxel.com “*.bin” extension, e.g., “PLA450.bin”. The upload process uses HTTP (Hypertext Transfer Protocol) and may take up to two minutes. After a successful upload, the system will reboot.
  • Page 106: Figure 56 Upload Warning

    Chapter 11 Tools Do not turn off the PLA450 while firmware upload is in progress! After you see the Firmware Upload In Process screen, wait five minutes before logging into the PLA450 again. Figure 56 Upload Warning The PLA450 automatically restarts in this time causing a temporary network disconnect. In some operating systems, you may see the following icon on your desktop.
  • Page 107: Configuration Screen

    11.2 Configuration Screen See the Firmware and Configuration File Maintenance chapter for transferring configuration files using FTP/TFTP commands. Click Maintenance > Tools > Configuration. Information related to factory defaults, backup configuration, and restoring configuration appears as shown next. Figure 59 Maintenance > Tools > Configuration 11.2.1 Backup Configuration Backup configuration allows you to back up (save) the PLA450’s current configuration to a file on your computer.
  • Page 108: Back To Factory Defaults

    Chapter 11 Tools Do not turn off the PLA450 while configuration file upload is in progress After you see a “configuration upload successful” screen, you must then wait one minute before logging into the PLA450 again. Figure 60 Configuration Restore Successful The PLA450 automatically restarts in this time causing a temporary network disconnect.
  • Page 109: Restart Screen

    You can also press the RESET button on the rear panel to reset the factory defaults of your PLA450. Refer to the chapter about introducing the web configurator for more information on the RESET button. 11.3 Restart Screen System restart allows you to reboot the PLA450 without turning the power off. Click Maintenance >...
  • Page 110 Chapter 11 Tools PLA450 User’s Guide...
  • Page 111: Configuration Mode

    H A P T E R Click Maintenance > Config Mode to open the following screen. This screen allows you to hide or display the advanced screens of some features or the advanced features, such as MAC filter. Basic is selected by default and you cannot see the advanced screens or features. If you want to view and configure all screens including the advanced ones, select Advanced and click Apply.
  • Page 112 Chapter 12 Configuration Mode PLA450 User’s Guide...
  • Page 113: Language

    H A P T E R Use this screen to select the language in which the web configurator displays. 13.1 Selecting Language Click Maintenance > Language. The following screen displays. Figure 65 Maintenance > Language Click the button for language you want to use. The web configurator reloads and displays in the selected language.
  • Page 114 Chapter 13 Language PLA450 User’s Guide...
  • Page 115: Troubleshooting

    H A P T E R 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 • PLA450 Access and Login • Internet Access •...
  • Page 116: Pla450 Access And Login

    Chapter 14 Troubleshooting 14.2 PLA450 Access and Login I forgot the IP address for the PLA450. 1 The default IP address is 192.168.1.2. 2 If you changed the IP address and have forgotten it, you might get the IP address of the PLA450 by looking up the IP address of the default gateway for your computer.
  • Page 117: Internet Access

    6 If the problem continues, contact the network administrator or vendor, or try one of the advanced suggestions. Advanced Suggestions • If your computer is connected through the Internet or is connected wirelessly, use a computer that is connected to the LAN port. I can see the Login screen, but I cannot log in to the PLA450.
  • Page 118: Resetting The Pla450 To Its Factory Defaults

    Chapter 14 Troubleshooting 2 If you are trying to access the Internet wirelessly, make sure the wireless settings in the wireless client are the same as the settings in the PLA450. 3 Disconnect all the cables from your device, and follow the directions in the Quick Start Guide again.
  • Page 119: Wireless Troubleshooting

    1 Make sure the PWR LED is on and not blinking. ress and hold the RESET button for five to ten seconds. Release the RESET button when the PWR LED begins to blink. The default settings have been restored. If the PLA450 restarts automatically, wait for the PLA450 to finish restarting, and log in to the web configurator.
  • Page 120: Encrypt Button Problems

    Chapter 14 Troubleshooting 3 Make sure that all your power line adapters are HomePlug AV. Check the package it came in or ask your vendor. This PLA450 can not detect earlier versions of HomePlug power line adapters such as HomePlug 1.0 or 1.0.1. (Although they can coexist on the same electrical wiring without interfering with each other.) 4 Make sure that the devices on your network are all on the same electrical wiring.
  • Page 121: Advanced Features

    The POWER lights on both devices finished blinking, but only one device’s HomePlug light is on. One device may have connected to a third powerline device. To check device A is connected to device B and not another device, disconnect device B from its power source. Device A’s HomePlug ( ) light will turn off if the connection is with Device B.
  • Page 122 Chapter 14 Troubleshooting PLA450 User’s Guide...
  • Page 123: Product Specifications And Wall-Mounting Instructions

    H A P T E R Product Specifications and Wall- Mounting Instructions The following tables summarize the PLA450’s hardware and firmware features. Table 36 Hardware Features Dimensions (W x D x H) Power Specification Ethernet port Reset Button Antenna Operation Environment Storage Environment Distance between the centers of the holes on...
  • Page 124: Table 38 Standards Supported

    HomePlug AV devices using the latest version firmware cannot communicate with earlier version firmware. Download new firmware (when available) from the ZyXEL web site and use the web configurator, an FTP or a TFTP tool to put it on the PLA450.
  • Page 125 Table 38 Standards Supported (continued) STANDARD RFC 2236 RFC 2516 IEEE 802.11 IEEE 802.11b IEEE 802.11g IEEE 802.11d IEEE 802.1x IEEE 802.11e QoS Microsoft PPTP HomePlug AV Wall-mounting Instructions Do the following to hang your PLA450 on a wall. Table 36 on page 123 place them.
  • Page 126: Figure 66 Wall-Mounting Example

    Chapter 15 Product Specifications and Wall-Mounting Instructions Figure 66 Wall-mounting Example PLA450 User’s Guide...
  • Page 127: Appendices And Index

    Appendices and Index Pop-up Windows, JavaScripts and Java Permissions (129) IP Addresses and Subnetting (135) Setting up Your Computer’s IP Address (143) Wireless LANs (159) Common Services (173) Legal Information (177) Customer Support (181) Index (187)
  • Page 129: Appendix A Pop-Up Windows, Javascripts And Java Permissions

    P P E N D I X 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 screens are used here.
  • Page 130: Figure 68 Internet Options: Privacy

    Appendix A Pop-up Windows, JavaScripts and Java Permissions 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 68 Internet Options: Privacy 3 Click Apply to save this setting. Enable pop-up Blockers with Exceptions Alternatively, if you only want to allow pop-up windows from your device, see the following steps.
  • Page 131: Figure 69 Internet Options: Privacy

    Figure 69 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 IP address to the list of Allowed sites. Figure 70 Pop-up Blocker Settings PLA450 User’s Guide Appendix A Pop-up Windows, JavaScripts and Java Permissions...
  • Page 132: Figure 71 Internet Options: Security

    Appendix A Pop-up Windows, JavaScripts and Java Permissions 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.
  • Page 133: Figure 72 Security Settings - Java Scripting

    Figure 72 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. 4 Under Java permissions make sure that a safety level is selected. 5 Click OK to close the window.
  • Page 134: Figure 74 Java (Sun)

    Appendix A Pop-up Windows, JavaScripts and Java Permissions 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 74 Java (Sun) PLA450 User’s Guide...
  • Page 135: Appendix B Ip Addresses And Subnetting

    P P E N D I X 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 across the network.
  • Page 136: Figure 75 Network Number And Host Id

    Appendix B IP Addresses and Subnetting Figure 75 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 network number, and which bits are part of the host ID (using a logical AND operation).
  • Page 137: Table 40 Subnet Masks

    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. Table 40 Subnet Masks BINARY OCTET 8-bit mask 11111111 16-bit mask 11111111 24-bit mask 11111111...
  • Page 138: Figure 76 Subnetting Example: Before Subnetting

    Appendix B IP Addresses and Subnetting Table 42 Alternative Subnet Mask Notation (continued) SUBNET MASK 255.255.255.192 255.255.255.224 255.255.255.240 255.255.255.248 255.255.255.252 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 security reasons.
  • Page 139: Figure 77 Subnetting Example: After Subnetting

    Figure 77 Subnetting Example: After Subnetting In a 25-bit subnet the host ID has 7 bits, so each sub-network has a maximum of 2 possible hosts (a host ID of all zeroes is the subnet’s address itself, all ones is the subnet’s broadcast address).
  • Page 140: Table 44 Subnet 2

    Appendix B IP Addresses and Subnetting Table 44 Subnet 2 IP/SUBNET MASK IP Address IP Address (Binary) Subnet Mask (Binary) Subnet Address: 192.168.1.64 Broadcast Address: 192.168.1.127 Table 45 Subnet 3 IP/SUBNET MASK IP Address IP Address (Binary) Subnet Mask (Binary) Subnet Address: 192.168.1.128 Broadcast Address:...
  • Page 141: Table 48 24-Bit Network Number Subnet Planning

    Table 47 Eight Subnets (continued) SUBNET SUBNET ADDRESS Subnet Planning The following table is a summary for subnet planning on a network with a 24-bit network number. Table 48 24-bit Network Number Subnet Planning NO. “BORROWED” HOST BITS The following table is a summary for subnet planning on a network with a 16-bit network number.
  • Page 142: Private Ip Addresses

    Appendix B IP Addresses and Subnetting Table 49 16-bit Network Number Subnet Planning (continued) NO. “BORROWED” HOST BITS 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 IP addresses and the subnet mask.
  • Page 143: Appendix C Setting Up Your Computer's Ip Address

    P P E N D I X Setting up Your Computer’s IP 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 you need to install and use TCP/ IP on your computer.
  • Page 144: Figure 78 Windows 95/98/Me: Network: Configuration

    Appendix C Setting up Your Computer’s IP Address Figure 78 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 Microsoft Networks. If you need the adapter: 1 In the Network window, click Add.
  • Page 145: Figure 79 Windows 95/98/Me: Tcp/Ip Properties: Ip Address

    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. • If you have a static IP address, select Specify an IP address and type your information into the IP Address and Subnet Mask fields.
  • Page 146: Figure 80 Windows 95/98/Me: Tcp/Ip Properties: Dns Configuration

    Appendix C Setting up Your Computer’s IP Address Figure 80 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 the New gateway field and click Add. 5 Click OK to save and close the TCP/IP Properties window.
  • Page 147: Figure 81 Windows Xp: Start Menu

    Figure 81 Windows XP: Start Menu 2 In the Control Panel, double-click Network Connections (Network and Dial-up Connections in Windows 2000/NT). Figure 82 Windows XP: Control Panel 3 Right-click Local Area Connection and then click Properties. PLA450 User’s Guide Appendix C Setting up Your Computer’s IP Address...
  • Page 148: Figure 83 Windows Xp: Control Panel: Network Connections: Properties

    Appendix C Setting up Your Computer’s IP Address Figure 83 Windows XP: Control Panel: Network Connections: Properties 4 Select Internet Protocol (TCP/IP) (under the General tab in Win XP) and then click Properties. Figure 84 Windows XP: Local Area Connection Properties 5 The Internet Protocol TCP/IP Properties window opens (the General tab in Windows XP).
  • Page 149: Figure 85 Windows Xp: Internet Protocol (Tcp/Ip) Properties

    Figure 85 Windows XP: Internet Protocol (TCP/IP) Properties 6 If you do not know your gateway's IP address, remove any previously installed gateways in the IP Settings tab and click OK. Do one or more of the following if you want to configure additional IP addresses: •...
  • Page 150: Figure 86 Windows Xp: Advanced Tcp/Ip Properties

    Appendix C Setting up Your Computer’s IP Address Figure 86 Windows XP: Advanced TCP/IP Properties 7 In the Internet Protocol TCP/IP Properties window (the General tab in Windows XP): • Click Obtain DNS server address automatically if you do not know your DNS server IP address(es).
  • Page 151: Figure 87 Windows Xp: Internet Protocol (Tcp/Ip) Properties

    Figure 87 Windows XP: Internet Protocol (TCP/IP) Properties 8 Click OK to close the Internet Protocol (TCP/IP) Properties window. 9 Click Close (OK in Windows 2000/NT) to close the Local Area Connection Properties window. 10 Close the Network Connections window (Network and Dial-up Connections in Windows 2000/NT).
  • Page 152: Figure 88 Macintosh Os 8/9: Apple Menu

    Appendix C Setting up Your Computer’s IP Address Figure 88 Macintosh OS 8/9: Apple Menu 2 Select Ethernet built-in from the Connect via list. Figure 89 Macintosh OS 8/9: TCP/IP 3 For dynamically assigned settings, select Using DHCP Server from the Configure: list. 4 For statically assigned settings, do the following: PLA450 User’s Guide...
  • Page 153: Figure 90 Macintosh Os X: Apple Menu

    • From the Configure box, select Manually. • Type your IP address in the IP Address box. • Type your subnet mask in the Subnet mask box. • Type the IP address of your Prestige in the Router address box. 5 Close the TCP/IP Control Panel.
  • Page 154: Figure 91 Macintosh Os X: Network

    Appendix C Setting up Your Computer’s IP Address Figure 91 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 box. •...
  • Page 155: Figure 92 Red Hat 9.0: Kde: Network Configuration: Devices

    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 bottom left corner), select System Setting and click Network.
  • Page 156: Figure 93 Red Hat 9.0: Kde: Ethernet Device: General

    Appendix C Setting up Your Computer’s IP Address Figure 93 Red Hat 9.0: KDE: Ethernet Device: General • If you have a dynamic IP address click Automatically obtain IP address settings with and select dhcp from the drop down list. •...
  • Page 157: Figure 95 Red Hat 9.0: Kde: Network Configuration: Activate

    Figure 95 Red Hat 9.0: KDE: Network Configuration: Activate 7 After the network card restart process is complete, make sure the Status is Active in the Network Configuration screen. Using Configuration Files Follow the steps below to edit the network configuration files and set your computer IP address.
  • Page 158: Verifying Settings

    Appendix C Setting up Your Computer’s IP Address 2 If you know your DNS server IP address(es), enter the DNS server information in the resolv.conf two DNS server IP addresses are specified. Figure 98 Red Hat 9.0: DNS Settings in resolv.conf nameserver 172.23.5.1 nameserver 172.23.5.2 3 After you edit and save the configuration files, you must restart the network card.
  • Page 159: Appendix D Wireless Lans

    P P E N D I X 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 wireless adapters (A, B, C). Any time two or more wireless adapters are within range of each other, they can set up an independent network, which is commonly referred to as an ad-hoc network or Independent Basic Service Set (IBSS).
  • Page 160: Figure 102 Basic Service Set

    Appendix D Wireless LANs Figure 102 Basic Service Set 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 Distribution System (DS). This type of wireless LAN topology is called an Infrastructure WLAN.
  • Page 161: Figure 103 Infrastructure Wlan

    Figure 103 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 should use a channel different from an adjacent AP (access point) to reduce interference.
  • Page 162: Figure 104 Rts/Cts

    Appendix D Wireless LANs Figure 104 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 time, resulting in a loss of messages for both stations.
  • Page 163: Table 50 Ieee 802.11G

    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. Preamble Type Preamble is used to signal that data is coming to the receiver.
  • Page 164: Table 51 Wireless Security Levels

    Appendix D Wireless LANs Wireless security methods available on the PLA450 are data encryption, wireless client authentication, restricting access by device MAC address and hiding the PLA450 identity. The following figure shows the relative effectiveness of these wireless security methods available on your PLA450.
  • Page 165 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 between the wireless client and the network RADIUS server.
  • Page 166 Appendix D Wireless LANs 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 certificates and guarantees the identity of each certificate owner.
  • Page 167: Table 52 Comparison Of Eap Authentication Types

    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 is performed. If this feature is enabled, it is not necessary to configure a default encryption key in the wireless security configuration screen.
  • Page 168 Appendix D Wireless LANs 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 Message authentication code Protocol (CCMP) to offer stronger encryption than TKIP.
  • Page 169: Figure 105 Wpa(2) With Radius Application Example

    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 XP, Funk Software's Odyssey client. The Windows XP patch is a free download that adds WPA capability to Windows XP's built- in “Zero Configuration"...
  • Page 170: Figure 106 Wpa(2)-Psk Authentication

    Appendix D Wireless LANs 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 to encrypt data exchanged between them.
  • Page 171: Antenna Gain

    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 air. Positioning the antennas properly increases the range and coverage area of a wireless LAN.
  • Page 172 Appendix D Wireless LANs 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 the best performance. For omni-directional antennas mounted on a table, desk, and so on, point the antenna up.
  • Page 173: Appendix E Common Services

    A popular videoconferencing solution from White Pines Software. 24032 Domain Name Server, a service that matches web names (for example www.zyxel.com) to IP numbers. The IPSEC ESP (Encapsulation Security Protocol) tunneling protocol uses this service. Finger is a UNIX or Internet related command that can be used to find out if a user is logged on.
  • Page 174 Appendix E Common Services Table 54 Commonly Used Services (continued) NAME H.323 HTTP HTTPS ICMP IGMP (MULTICAST) User-Defined MSN Messenger NEW-ICQ NEWS NNTP PING POP3 PPTP PPTP_TUNNEL (GRE) RCMD REAL_AUDIO REXEC RLOGIN PROTOCOL PORT(S) DESCRIPTION File Transfer Program, a program to enable fast transfer of files, including large files that may not be possible by e-mail.
  • Page 175 Table 54 Commonly Used Services (continued) NAME PROTOCOL RTELNET RTSP TCP/UDP SFTP SMTP SNMP TCP/UDP SNMP-TRAPS TCP/UDP SQL-NET TCP/UDP STRM WORKS SYSLOG TACACS TELNET TFTP VDOLIVE PLA450 User’s Guide Appendix E Common Services PORT(S) DESCRIPTION Remote Telnet. The Real Time Streaming (media control) Protocol (RTSP) is a remote control for multimedia on the Internet.
  • Page 176 Appendix E Common Services PLA450 User’s Guide...
  • Page 177: Appendix F Legal Information

    Published by ZyXEL Communications Corporation. All rights reserved. Disclaimer ZyXEL does not assume any liability arising out of the application or use of any products, or software described herein. Neither does it convey any license under its patent rights nor the patent rights of others.
  • Page 178 This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. Viewing Certifications 1 Go to http://www.zyxel.com. 2 Select your product on the ZyXEL home page to go to that product's page. PLA450 User’s Guide...
  • Page 179: Zyxel Limited Warranty

    Any replacement will consist of a new or re-manufactured functionally equivalent product of equal or higher value, and will be solely at the discretion of ZyXEL. This warranty shall not apply if the product has been modified, misused, tampered with, damaged by an act of God, or subjected to abnormal working conditions.
  • Page 180 Appendix F Legal Information PLA450 User’s Guide...
  • Page 181: Appendix G Customer Support

    • Sales E-mail: sales@zyxel.co.cr • Telephone: +506-2017878 • Fax: +506-2015098 • Web: www.zyxel.co.cr • FTP: ftp.zyxel.co.cr • Regular Mail: ZyXEL Costa Rica, Plaza Roble Escazú, Etapa El Patio, Tercer Piso, San José, Costa Rica Czech Republic • E-mail: info@cz.zyxel.com • Telephone: +420-241-091-350 •...
  • Page 182 • E-mail: info@zyxel.fr • Telephone: +33-4-72-52-97-97 • Fax: +33-4-72-52-19-20 • Web: www.zyxel.fr • Regular Mail: ZyXEL France, 1 rue des Vergers, Bat. 1 / C, 69760 Limonest, France Germany • Support E-mail: support@zyxel.de • Sales E-mail: sales@zyxel.de • Telephone: +49-2405-6909-69 •...
  • Page 183 • Sales E-mail: sales@zyxel.in • 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-Floor, F2/9 Okhla Phase -1, New Delhi 110020, India Japan • Support E-mail: support@zyxel.co.jp •...
  • Page 184 • Support E-mail: support@zyxel.com.sg • Sales E-mail: sales@zyxel.com.sg • Telephone: +65-6899-6678 • Fax: +65-6899-8887 • Web: http://www.zyxel.com.sg • Regular Mail: ZyXEL Singapore Pte Ltd., No. 2 International Business Park, The Strategy #03-28, Singapore 609930 Spain • Support E-mail: support@zyxel.es • Sales E-mail: sales@zyxel.es •...
  • Page 185 • Support E-mail: support@zyxel.co.th • Sales E-mail: sales@zyxel.co.th • Telephone: +662-831-5315 • Fax: +662-831-5395 • Web: http://www.zyxel.co.th • Regular Mail: ZyXEL Thailand Co., Ltd., 1/1 Moo 2, Ratchaphruk Road, Bangrak-Noi, Muang, Nonthaburi 11000, Thailand. Ukraine • Support E-mail: support@ua.zyxel.com • Sales E-mail: sales@ua.zyxel.com •...
  • Page 186 Appendix G Customer Support PLA450 User’s Guide...
  • Page 187: Index

    Numerics 802.11 mode 802.11b 802.11b/g 802.11g administrator inactivity timer Advanced Encryption Standard (AES) advanced mode Advanced Setup 86, 168 alert alternative subnet mask notation antenna directional gain omni-directional AP (access point) backup configuration basic mode Basic Service Set, See BSS Basic Setup Certificate Authority (CA) certifications...
  • Page 188 Index factory LAN defaults FCC interference statement File Transfer Protocol, (FTP) firmware file extension HTTP upload upload version fragmentation threshold 73, 162 24, 76 Funk Software Odyssey client general setup hidden node HomePlug network status HomePlug AV 23, 85 HTTP humidity, operation and storage IANA IBSS...
  • Page 189 Network Membership Key, See NMK network name network password changing Odyssey client operating channel output power packet statistics Pairwise Master Key (PMK) 168, 170 password POP3 port speed power adaptor specification wireless powerline 85, 87 encryption scenario preamble mode priorities priority settings application type 91, 92...
  • Page 190 Index temperature, operation and storage Temporal Key Integrity Protocol (TKIP) time 39, 99 server setting zone trademarks user authentication local (user) database RADIUS server warranty note web configurator default password how to access navigating navigation panel overview password key exchange Wi-Fi Multimedia QoS, See WMM Wi-Fi Protected Access, See WPA Windows XP Zero Configuration...

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