NETGEAR WGR101 Скачать руководство пользователя

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Contents

February 2005 (202-10034-03)

Appendix A

Technical Specifications

Appendix B

Network Basics

Related Publications ...................................................................................................... B-1

Basic Router Concepts .................................................................................................. B-1

What is a Router? ................................................................................................... B-1

Routing Information Protocol ................................................................................... B-2

IP Addresses and the Internet ....................................................................................... B-2

Netmask .................................................................................................................. B-4

Subnet Addressing .................................................................................................. B-4

Private IP Addresses ............................................................................................... B-7

Single IP Address Operation Using NAT ....................................................................... B-7

MAC Addresses and Address Resolution Protocol ................................................. B-8

Related Documents ................................................................................................. B-9

Domain Name Server .............................................................................................. B-9

IP Configuration by DHCP ........................................................................................... B-10

Ethernet Cabling .......................................................................................................... B-10

Category 5 Cable Quality .......................................................................................B-11

Inside Twisted Pair Cables .................................................................................... B-12

Uplink Switches, Crossover Cables, and MDI/MDIX Switching ............................ B-13

Appendix C

Preparing Your Network

Preparing Your Computers for TCP/IP Networking ....................................................... C-1

Configuring Windows 95, 98, and Me for TCP/IP Networking ....................................... C-2

Install or Verify Windows Networking Components ................................................. C-2

Enabling DHCP to Automatically Configure TCP/IP Settings ................................. C-4

Selecting Windows’ Internet Access Method .......................................................... C-6

Verifying TCP/IP Properties .................................................................................... C-6

Configuring Windows NT4, 2000 or XP for IP Networking ............................................ C-7

Install or Verify Windows Networking Components ................................................. C-7

DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4 ............................... C-8

DHCP Configuration of TCP/IP in Windows XP ..................................................... C-8

DHCP Configuration of TCP/IP in Windows 2000 ................................................ C-10

DHCP Configuration of TCP/IP in Windows NT4 .................................................. C-13

Содержание WGR101

Страница 1: ...February 2005 202 10034 03 202 10034 01 Version 1 6 February 2005 NETGEAR Inc 4500 Great America Parkway Santa Clara CA 95054 USA Reference Manual for the 54 Mbps Wireless Travel Router WGR101...

Страница 2: ...owever be subject to certain restrictions Please refer to the notes in the operating instructions Federal Office for Telecommunications Approvals has been notified of the placing of this equipment on...

Страница 3: ...et on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help FCC Caution 1 FCC RF Radiation Exposure Statement The equipment...

Страница 4: ...opean Community using the 2 4GHz band except where noted below In Italy the end user must apply for a license from the national spectrum authority to operate this device outdoors In France outdoor ope...

Страница 5: ...o Radio LAN device conforme ai requisiti essenziali ed alle altre disposizioni pertinenti stabilite dalla direttiva 1999 5 CE Spanish Por medio de la presente NETGEAR Inc declara que el Radio LAN devi...

Страница 6: ...February 2005 202 10034 03 vi...

Страница 7: ...ion and Management 2 3 Maintenance and Support 2 4 Package Contents 2 4 The Router s Switch 2 5 The Router s Front Panel 2 6 The Router s Rear Panel 2 7 Chapter 3 Connecting the Router to the Internet...

Страница 8: ...ing Up the Configuration 5 7 Erasing the Configuration 5 8 Changing the Administrator Password 5 8 Chapter 6 Network Configuration Wireless Login to the Wireless Travel Router 6 1 Configuring Basic Se...

Страница 9: ...ted Pair Cables B 12 Uplink Switches Crossover Cables and MDI MDIX Switching B 13 Appendix C Preparing Your Network Preparing Your Computers for TCP IP Networking C 1 Configuring Windows 95 98 and Me...

Страница 10: ...Configuration Information for Windows Computers C 19 Obtaining ISP Configuration Information for Macintosh Computers C 20 Restarting the Network C 21 Appendix D Wireless Networking Basics Wireless Net...

Страница 11: ...ng typographical conventions This guide uses the following formats to highlight special messages This manual is written for the WGR101 wireless travel router according to these specifications Table 1...

Страница 12: ...oolbar buttons Use the toolbar buttons across the top to navigate print pages and more The Show in Contents button locates the current topic in the Contents tab Previous Next buttons display the previ...

Страница 13: ...pter you want to print The PDF version of the chapter you were viewing opens in a browser window Note Your computer must have the free Adobe Acrobat reader installed in order to view and print PDF fil...

Страница 14: ...Reference Manual for the 54 Mbps Wireless Travel Router WGR101 4 About This Manual February 2005 202 10034 03...

Страница 15: ...ble modem With minimum setup you can install and use the router within minutes The WGR101 wireless travel router provides the following features 802 11g wireless networking with the ability to operate...

Страница 16: ...ork name SSID can connect Security The WGR101 wireless travel router hides computers with NAT NAT opens a temporary path to the Internet for requests originating from the local network Requests origin...

Страница 17: ...implifies configuration of computers on your local network DNS Proxy When DHCP is enabled and no DNS addresses are specified the router provides its own address as a DNS server to the attached compute...

Страница 18: ...ys Package Contents The product package should contain the following items 54 Mbps Wireless Travel Router WGR101 AC power adapter Category 5 CAT5 Ethernet cable NETGEAR 54 Mbps Wireless Travel Router...

Страница 19: ...er The switch position functions are as follows Switch position 1 single wireless computer only access no configuration access Switch position 2 configuration and multiple wireless computer access Swi...

Страница 20: ...scribes the lights on the front panel of the router Table 2 1 Status Light Descriptions Label Activity Description Power On Green Solid Off Power is supplied to the router Power is not supplied to the...

Страница 21: ...he router to the last settings or reset to the factory default settings Ethernet This port is used for Internet WAN connection via an RJ45 wall port router or cable modem It is also used as a LAN port...

Страница 22: ...Reference Manual for the 54 Mbps Wireless Travel Router WGR101 2 8 Introduction February 2005 202 10034 03...

Страница 23: ...less travel router installation familiarize yourself with the contents of the NETGEAR 54 Mbps Wireless Travel Router WGR101 Resource CD 230 10081 02 especially this manual and the animated tutorials F...

Страница 24: ...the first computer to select this SSID 1 default setting No configuration required One computer working in a setting such as a hotel room where others may abruptly connect to this SSID Or working wit...

Страница 25: ...red among computers that use this SSID 2 No configuration required Multiple computers working where others may accidentally connect to this SSID Working with sensitive data Installation with WEP Secur...

Страница 26: ...r end of the cable to an RJ45 port in the wall If you are home or in an office connect the other end of the cable to a switch router or cable modem with a broadband Internet connection Figure 3 3 Swit...

Страница 27: ...cess as explained in Network Configuration on page 6 1 Switch position 3 configuration only via Ethernet or wirelessly connected computer as explained in Basic Wireless Security WEP Configuration on p...

Страница 28: ...ower light blinks during the diagnostic self test then turns solid green Ethernet The Ethernet port light on the wireless travel router should be lit If not make sure the Ethernet cable is securely at...

Страница 29: ...shown below Figure 3 7 Switch position 3 login result WGR101 wireless settings page The browser will then display the WGR101 wireless settings page You can set the wireless security options on this p...

Страница 30: ...page 4 1 1 LOG IN TO THE WGR101 WIRELESS TRAVEL ROUTER SEE PAGE 3 5 The WGR101 wireless travel router and display the wireless settings page as shown in below Figure 3 8 Login result WGR101 home page...

Страница 31: ...The Wireless LED on the WGR101 is on when a wireless connection is available This LED flashes during data transfer Basic Setup Troubleshooting Tips Here are some tips for correcting simple problems t...

Страница 32: ...sword on page 7 4 If the Wireless light does not come on verify that the wireless feature is turned on according to the instructions in Restoring the Default Configuration and Password on page 7 4 If...

Страница 33: ...ebook power consumption of wireless adapters also vary depending on your configuration choices For best results place your WGR101 Near the center of the area in which your computers will operate In an...

Страница 34: ...MAC address filtering adds an obstacle against unwanted access to your network but the data broadcast over the wireless link is fully exposed Turn Off the Broadcast of the Wireless Network Name SSID...

Страница 35: ...iguration 4 3 February 2005 202 10034 03 Understanding Wireless Settings To configure the Wireless settings of your WGR101 click the Wireless link in the main menu of the browser interface The Wireles...

Страница 36: ...mines which data communications protocol will be used You can select g only b only or g and b g only dedicates the WGR101 to communicating with the higher bandwidth 802 11g wireless devices exclusivel...

Страница 37: ...a Encryption the WGR101 does perform 64 or 128 bit data encryption but does not perform any authentication Shared Key Shared Key authentication encrypts the SSID and data Choose the Encryption Strengt...

Страница 38: ...e one Open System Shared Key or Auto Note If you select Shared Key the other devices in the network will not connect unless they are set to Shared Key as well and are configured with the correct key W...

Страница 39: ...WGR101 at its default LAN address of http 192 168 0 1 with its default user name of admin and default password of password or using whatever LAN address and password you have set up 2 Click Wireless...

Страница 40: ...d test leave the Wireless Card Access List set to Everyone and the Encryption Strength set to Disabled 7 Click Apply to save your changes 8 Configure and test your computers for wireless connectivity...

Страница 41: ...Click Wireless Settings in the main menu of the WGR101 3 From the Authentication Type drop down list select WEP 4 Select the Encryption strength from the drop down list Figure 4 3 Wireless Settings en...

Страница 42: ...curity on page D 4 for a full explanation of each of these options as defined by the IEEE 802 11 wireless communication standard 6 Click Apply to save your settings How to Restrict Wireless Access by...

Страница 43: ...o use You can usually find the MAC address printed on the wireless adapter Note You can copy and paste the MAC addresses from the Attached Devices menu into the MAC Address box of this menu To do this...

Страница 44: ...Reference Manual for the 54 Mbps Wireless Travel Router WGR101 4 12 Wireless Configuration February 2005 202 10034 03...

Страница 45: ...reless Travel Router WGR101 Viewing Wireless Travel Router Status Information The Router Status menu provides status and usage information Set the WGR101 switch to position 2 or position 3 Then click...

Страница 46: ...es of the router in some parts of the world Channel Identifies if the channel the wireless port is using See Wireless Channels on page D 2 for the frequencies used on each channel Mode Identifies if t...

Страница 47: ...ol address being used by the Internet WAN port of the router IP Address This field displays the IP address being used by the Internet WAN port of the router If no address is shown the router cannot co...

Страница 48: ...The WAN Internet IP Address assigned to the router Network Mask The WAN Internet Subnet Mask assigned to the router Default Gateway The WAN Internet default gateway the router communicates with DHCP...

Страница 49: ...r each port the screen displays Status The link status of the port TxPkts The number of packets transmitted on this port since reset RxPkts The number of packets received on this port since reset Coll...

Страница 50: ...as new software is released by NETGEAR Note The web browser used to upload new firmware into the WGR101 wireless travel router must support HTTP uploads Use Microsoft Internet Explorer or Netscape Nav...

Страница 51: ...er are stored within the router in a configuration file This file can be saved backed up to a user s computer retrieved restored from the user s computer or cleared to factory default settings From th...

Страница 52: ...outer will then reboot automatically Erasing the Configuration It is sometimes desirable to restore the router to the factory default settings To restore the factory default configuration settings wit...

Страница 53: ...ess travel router Figure 6 1 Switch position 2 1 Set the switch to position 2 Note This procedure will work with the switch in position 3 as well However the login process will lead to the Basic Setti...

Страница 54: ...m a wireless computer configured with the same SSID as the WGR101 open a Web browser such as Internet Explorer 4 Type http 192 168 0 1 in the address field of your browser then click Enter Figure 6 2...

Страница 55: ...s settings see Network Configuration on page 6 1 If you do not click Logout the wireless travel router will wait 5 minutes after there is no activity before it automatically logs you out Configuring B...

Страница 56: ...es to the router during login select Use these DNS servers and enter the IP address of your ISP s Primary DNS Server If a Secondary DNS Server address is available enter it also Note If you enter an a...

Страница 57: ...ou can have it forwarded to one computer on your network This computer is called the Default DMZ Server The WAN Setup menu lets you configure a Default DMZ Server To assign a computer or server to be...

Страница 58: ...ses on the LAN side and to act as a DHCP server The router s default LAN IP configuration is LAN IP addresses 192 168 0 1 Subnet mask 255 255 255 0 These addresses are part of the IETF designated priv...

Страница 59: ...manually configure the network settings of all of your computers clear the Use router as DHCP server check box Otherwise leave it checked Specify the pool of IP addresses to be assigned by setting th...

Страница 60: ...Reference Manual for the 54 Mbps Wireless Travel Router WGR101 6 8 Network Configuration February 2005 202 10034 03...

Страница 61: ...ich switch position is selected this will refer to a computer or to the Internet connection If a port s light is lit a link has been established to the connected device If a LAN port is connected to a...

Страница 62: ...e that power is turned on to the connected hub or workstation Troubleshooting the Web Configuration Interface If you are unable to access the router s Web Configuration interface from a computer on yo...

Страница 63: ...guration Interface check the following When entering configuration settings be sure to click the APPLY button before moving to another menu or tab or your changes will be lost Click the Refresh or Rel...

Страница 64: ...nfigure your router to clone or spoof the MAC address from the authorized computer Refer to Configuring Basic Settings Options on page 6 3 Restoring the Default Configuration and Password This section...

Страница 65: ...240V 50 Hz input Europe 230V 50 Hz input Japan 100V 50 60 Hz input All regions output 5 V DC 2A output 7W maximum Physical Specifications Dimensions 102 70 22 mm 4 2 75 0 875 in Weight 82g 0 66 lb Env...

Страница 66: ...11b Direct Sequence Spread Spectrum DSSS 802 11g Orthogonal Frequency Division Multiplexing OFDM Maximum Computers Per Wireless Network Limited by the amount of wireless network traffic generated by e...

Страница 67: ...ry expensive Because of this expense Internet access is usually provided by a slower speed wide area network WAN link such as a cable or DSL modem In order to make the best use of the slower WAN link...

Страница 68: ...The Internet Protocol IP uses a 32 bit address structure The address is usually written in dot notation also called dotted decimal notation in which each group of eight bits is written in decimal form...

Страница 69: ...o 65 354 hosts on a network A Class B address uses a 16 bit network number and a 16 bit node number Class B addresses are in this range 128 1 x x to 191 254 x x Class C Class C addresses can have 254...

Страница 70: ...C addresses are 255 0 0 0 255 255 0 0 and 255 255 255 0 respectively For example the address 192 168 170 237 is a Class C IP address whose network portion is the upper 24 bits When combined using an...

Страница 71: ...ing the number of addresses available subnet addressing provides other benefits Subnet addressing allows a network manager to construct an address scheme for the network by using different subnets for...

Страница 72: ...ts the new subnet mask becomes 255 255 255 240 The following table displays several common netmask values in both the dotted decimal and the masklength formats Configure all hosts on a LAN segment to...

Страница 73: ...reate an arbitrary IP address always follow the guidelines explained here For more information about address assignment refer to RFC 1597 Address Allocation for Private Internets and RFC 1466 Guidelin...

Страница 74: ...erver on your local network to be accessible to outside users MAC Addresses and Address Resolution Protocol An IP address alone cannot be used to deliver data from one LAN device to another To send da...

Страница 75: ...table For more information about address assignment refer to the IETF documents RFC 1597 Address Allocation for Private Internets and RFC 1466 Guidelines for Management of IP Address Space For more i...

Страница 76: ...r pool of IP addresses along with other information such as gateway and DNS addresses that it may assign to the other devices on the network The WGR101 wireless travel router has the capacity to act a...

Страница 77: ...y 5 Only 0 5 inch 1 5 cm of untwist in the wire pair is allowed at any termination point A twisted pair Ethernet network operating at 10 Mbits second 10BASE T will often tolerate low quality cables bu...

Страница 78: ...ters and workstation adapter cards are usually media dependent interface ports called MDI or uplink ports Most repeaters and switch ports are configured as media dependent interfaces with built in cro...

Страница 79: ...as Media Dependant Interface Crossover MDI X When connecting a computer to a computer or a hub port to another hub port the transmit pair must be exchanged with the receive pair This exchange is done...

Страница 80: ...ort will automatically sense whether the Ethernet cable plugged into the port should have a normal connection e g connecting to a computer or an uplink connection e g connecting to a router switch or...

Страница 81: ...includes the software components for establishing a TCP IP network Windows 3 1 does not include a TCP IP component You need to purchase a third party TCP IP application package such as NetManage Cham...

Страница 82: ...The router assigns the following TCP IP configuration information automatically when the computers are rebooted computer or workstation IP addresses 192 168 0 2 through 192 168 0 254 Subnet mask 255...

Страница 83: ...w these steps a Click the Add button b Select Adapter and then click Add c Select the manufacturer and model of your Ethernet adapter and then click OK If you need TCP IP a Click the Add button b Sele...

Страница 84: ...implest way to configure this information is to allow the PC to obtain the information from a DHCP server in the network You will find there are many similarities in the procedures for different Windo...

Страница 85: ...rk C 5 February 2005 202 10034 03 Verify the following settings as shown Client for Microsoft Network exists Ethernet adapter is present TCP IP is present Primary Network Logon is set to Windows logon...

Страница 86: ...boxes in the LAN Internet Configuration screen and click Next 6 Proceed to the end of the Wizard Verifying TCP IP Properties After your PC is configured and has rebooted you can check the TCP IP confi...

Страница 87: ...aration process you may need to install and configure TCP IP on each networked PC Before starting locate your Windows CD you may need to insert it during the TCP IP installation process Install or Ver...

Страница 88: ...lk you through the configuration process for each of these versions of Windows DHCP Configuration of TCP IP in Windows XP Locate your Network Neighborhood icon Select Control Panel from the Windows XP...

Страница 89: ...tion Status window This box displays the connection status duration speed and activity statistics Administrator logon access rights are needed to use this window Click the Properties button to view de...

Страница 90: ...ded by default and set to DHCP without your having to configure it However if there are problems follow these steps to configure TCP IP with DHCP for Windows 2000 Verify that the Obtain an IP address...

Страница 91: ...and Dial up Connections Right click on Local Area Connection and select Properties The Local Area Connection Properties dialog box appears Verify that you have the correct Ethernet card selected in th...

Страница 92: ...en the Internet Protocol TCP IP Properties dialogue box Verify that Obtain an IP address automatically is selected Obtain DNS server address automatically is selected Click OK to return to Local Area...

Страница 93: ...d the network card you need to configure the TCP IP environment for Windows NT 4 0 Follow this procedure to configure TCP IP with DHCP in Windows NT 4 0 Choose Settings from the Start Menu and then se...

Страница 94: ...nce Manual for the 54 Mbps Wireless Travel Router WGR101 C 14 Preparing Your Network February 2005 202 10034 03 Highlight the TCP IP Protocol in the Network Protocols box and click on the Properties b...

Страница 95: ...IP Configuration information will be listed and should match the values below if you are using the default TCP IP settings that NETGEAR recommends for connecting through a router or gateway The IP ad...

Страница 96: ...tosh On each networked Macintosh you will need to configure TCP IP to use DHCP MacOS 8 6 or 9 x 1 From the Apple menu select Control Panels then TCP IP The TCP IP Control Panel opens 2 From the Connec...

Страница 97: ...n check the TCP IP configuration by returning to the TCP IP Control Panel From the Apple menu select Control Panels then TCP IP The panel is updated to show your settings which should match the values...

Страница 98: ...r s Internet port is connected to the broadband modem the router appears to be a single computer to the ISP The router then allows the computers on the local network to masquerade as the single comput...

Страница 99: ...the router These procedures are described next Obtaining ISP Configuration Information for Windows Computers As mentioned above you may need to collect configuration information from your PC so that y...

Страница 100: ...our Macintosh so that you can use this information when you configure the WGR101 wireless travel router Following this procedure is only necessary when your ISP does not dynamically supply the account...

Страница 101: ...ters to work with the router you must reset the network for the devices to be able to communicate correctly Restart any computer that is connected to the WGR101 After configuring all of your computers...

Страница 102: ...Reference Manual for the 54 Mbps Wireless Travel Router WGR101 C 22 Preparing Your Network February 2005 202 10034 03 This page intentionally left blank...

Страница 103: ...y standard group promoting interoperability among 802 11 devices The 802 11 standard offers two methods for configuring a wireless network ad hoc and infrastructure Infrastructure Mode With a wireless...

Страница 104: ...an ad hoc wireless network with no access points the Basic Service Set Identification BSSID is used In an infrastructure wireless network that includes an access point the ESSID is used but may still...

Страница 105: ...ble wireless channels in the United States It is recommended that you start using channel 1 and grow to use channel 6 and 11 when necessary as these three channels do not overlap Table D 1 802 11b Rad...

Страница 106: ...rd defines several services that govern how two 802 11 devices communicate The following events must occur before an 802 11 Station can communicate with an Ethernet network through an access point suc...

Страница 107: ...authentication The following steps occur when two devices use Open System Authentication 1 The station sends an authentication request to the access point 2 The access point authenticates the station...

Страница 108: ...original challenge text If the decrypted text matches the original challenge text then the access point and the station share the same WEP Key and the access point authenticates the station 5 The sta...

Страница 109: ...en configured for 40 bit encryption 802 11 products typically support up to four WEP Keys Each 40 bit WEP Key is expressed as 5 sets of two hexadecimal digits 0 9 and A F For example 12 34 56 78 90 is...

Страница 110: ...etwork does not encrypt data For authentication purposes the network uses Open System Authentication 2 Use WEP for Encryption A transmitting 802 11 device encrypts the data portion of every packet it...

Страница 111: ...such as token cards Kerberos one time passwords certificates and public key authentication For details on EAP specifically refer to IETF s RFC 2284 802 11a IEEE specification for wireless networking a...

Страница 112: ...al address and a RARP server replies with the host s IP address Auto Uplink Auto UplinkTM technology also called MDI MDIX eliminates the need to worry about crossover vs straight through Ethernet cabl...

Страница 113: ...mail NETGEAR com mail is a server name and NETGEAR com is the domain DoS A hacker attack designed to prevent your computer or network from operating or communicating DSL Short for digital subscriber l...

Страница 114: ...esearchers concerned with the evolution of the Internet architecture and the smooth operation of the Internet IP Internet Protocol is the main internetworking protocol used in the Internet Used in con...

Страница 115: ...rk interface card Usually written in the form 01 23 45 67 89 ab Mbps Megabits per second MDI MDIX In cable wiring the concept of transmit and receive are from the perspective of the computer which is...

Страница 116: ...ivity to a network NID Network Interface Device The point of demarcation where the telephone line comes into the house packet A block of information sent over a network A packet typically contains a s...

Страница 117: ...ce RADIUS is an authentication system Using RADIUS you must enter your user name and password before gaining access to a network This information is passed to a RADIUS server which checks that the inf...

Страница 118: ...he host address is reserved to identify the particular subnet This is easier to see if we show the IP address in binary format The full address is 10010110 11010111 00010001 00001001 The Class B netwo...

Страница 119: ...nce link used to extend or connect remotely located local area networks The Internet is a large WAN WEB Proxy Server A web proxy server is a specialized HTTP server that allows clients access to the I...

Страница 120: ...ghborhood feature WINS WINS Windows Internet Naming Service is a server process for resolving Windows based computer names to IP addresses Wireless Network Name SSID Wireless Network Name SSID is the...

Страница 121: ...ions typography 1 1 crossover cable 2 2 B 13 B 14 G 2 customer support 1 ii D Default DMZ Server 6 5 DHCP B 10 DHCP Client ID C 16 DMZ 6 5 DMZ Server 6 5 DNS Proxy 2 3 DNS server C 20 domain C 20 Doma...

Страница 122: ...2 MDI MDI X wiring B 13 G 5 N NAT C 18 NAT See Network Address Translation netmask translation table B 6 Network Address Translation 2 3 B 7 C 18 O Open System authentication D 4 P package contents 2...

Страница 123: ...ting 7 3 TCP IP properties verifying for Macintosh C 17 verifying for Windows C 6 C 15 troubleshooting 7 1 U Uplink switch B 13 USB C 18 W WAN Setup 6 4 WEP D 8 Wi Fi D 1 D 4 Windows configuring for I...

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