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Wireless introduction. What is Wireless LAN A wireless LAN links network users to LAN services without the use of a cabled connection to attach them to.

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Presentation on theme: "Wireless introduction. What is Wireless LAN A wireless LAN links network users to LAN services without the use of a cabled connection to attach them to."— Presentation transcript:

1 Wireless introduction

2 What is Wireless LAN A wireless LAN links network users to LAN services without the use of a cabled connection to attach them to the network infrastructure. In most companies it acts as an extension of a wired network, but in smaller businesses or hard-to-wire areas it may be the only LAN connection for the user. Access Point Wireless Client

3 Wireless LAN Advantage High removal High removal Without rewire Without rewire Fast, Reliable Performance for Mobil users Fast, Reliable Performance for Mobil users

4 802.11 Standard 802.11 Standard 802.11b802.11g802.11a Frequence2.4GHz2.4GHz5GHz Max Speed 11Mbps54Mbps54Mbps

5 802.11 Operation modes 1. Infrastructure mode 2. Ad-Hoc mode 3. Point-to-point mode 4. Point to Multi Point Network

6 Infrastructure mode Infrastructure mode An 802.11 networking framework in which devices communicate with each other by first going through an Access Point (AP). In infrastructure mode, wireless devices can communicate with each other or can communicate with a wired network. An 802.11 networking framework in which devices communicate with each other by first going through an Access Point (AP). In infrastructure mode, wireless devices can communicate with each other or can communicate with a wired network.

7 Internet Switch Wireless LAN IEEE 802.11 Cable or xDSL Modem Wireless Router IEEE 802.3 LAN Port WAN Port Parallel Port Infrastructure Mode

8 Ad-Hoc mode An 802.11 networking framework in which devices or stations communicate directly with each other, without the use of an access point (AP). An 802.11 networking framework in which devices or stations communicate directly with each other, without the use of an access point (AP).

9 Ad-Hoc mode Wireless LAN Peer to Peer

10 Point-to-point mode will allow you to connect two LANs together, the wireless bridge will only work with another wireless bridge. Point-to-point mode will allow you to connect two LANs together, the wireless bridge will only work with another wireless bridge.

11 Point-to-point mode Wireless bridge

12 Point to Multi Point Network will allow you to connect multiple wireless LANs together. Point to Multi Point Network will allow you to connect multiple wireless LANs together.

13 Point to Multi Point Network Wireless bridge

14 Linkpro ’ s advantage

15 What is different between Linkpro and Linksys products ( Wireless AP ) VendorLinkProLinksys Product numberWL-G54AAPWAP54G StandardsIEEE802.11g ChipsetATHEROS AR2312A-01 Data Rate 108 /54/11/5.5/2/1Mbps 54/11Mbps Antennadetachable InterfaceEthernet Operation ModeAP, AP Client, Bridge, Repeater Transmit power15dBm(32mW) Security 64, 128, 152-bit WEP,WPA 64, 128, WEP,WPA

16 What is different between Linkpro and Linksys products ( Wireless AP )

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18 What is different between Linkpro and Linksys products(Wireless Router) VendorLinkProLinksys Model WL-G54AARWRT54G Chipset Atheros AR2312A,MARVELL 88E6060 Lan Port 4*100Mbps,RJ45 Wan Port 1*100Mbps,RJ451*100Mbps,RJ18 Wan connection type PPPoE,PPTP,L2TP,Cable modem,Fixed IPPPPoE,Cable modem,Fixed IP Management Web-base VPN Support IPSec, PPTP & L2TP pass-throughIPSec, PPTP pass-through Security 64,128 bit WEP,WPA,802.1X Transmit Power 18dBm DDNS YY Disable NAT Y N Firewall YY UPnP YY ADSL Modem Y Wireless Data Rate 108 /54/48/36/24/18/12/11/9/6/5.5/2/1 Mbps 54/11Mbps

19 What is different between Linkpro and Linksys products(Wireless Router)

20

21 What is different between Linkpro and Linksys products(Wireless PCI Card) VendorLinkProLinksys Product numberWL-G54AIA2WMP-54G StandardsIEEE802.11g ChipsetATHEROS Data Rate 108 /54/11/5.5/2/1Mbps 54/11Mbps Antennadetachable InterfacePCI Operation ModeAd-Hoc,infrastructure Transmit power15dBm Security 64, 128, 152-bit WEP,WPA 64, 128WEP

22 What is different between Linkpro and Linksys products(Wireless PCI Card)

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24 New Wireless Products

25 IEEE802.11a+b+g Products IEEE802.11a+b+g Products WLT-108AAP WLT-108AAP WLT-108AAR WLT-108AAR WLT-108AIA WLT-108AIA WLT-108APC WLT-108APC WLT-108AUB WLT-108AUB

26 WLT-108AAP (Wireless a+b+g AP) WLT-108AAP (Wireless a+b+g AP) Support from 11Mbps to 108Mbps WDS (Wireless Bridge) mode support Web-Based, SNMP v1/v2, Telnet Management Support Primary and secondary RADIUS server WPA with Pre-Shared key and TKIP support 152-bit WEP support High performance 11Mbps (802.11b) or 54 Mbps (802.11a/g) data rate Note: Only support one radio mode at same time.

27 WLT-108AAR (Wireless a+b+g Router) WLT-108AAR (Wireless a+b+g Router) Support from 11Mbps to 108Mbps Web-Based, SNMP v1/v2, Telnet Management Support Primary and secondary RADIUS server WPA with Pre-Shared key and TKIP support 152-bit WEP support Static/Dynamic Routing WDS (Wireless Bridge) mode support

28 WLT-108APC (Wireless a+b+g Cardbus Adapter) WLT-108APC (Wireless a+b+g Cardbus Adapter) Support from 11Mbps to 108Mbps PCMCIA interface 802.1x, TKIP 64/128/152-bit WEP Encryption Play multi-players games and share files easily Share internet access and peripherals through Access Point

29 WLT-108AUB (802.11a+b+g USB 2.0 Adapter) WLT-108AUB (802.11a+b+g USB 2.0 Adapter) Support from 11Mbps to 108Mbps Support from 11Mbps to 108Mbps Plug &Play Plug &Play Super A/G and Extended Range Super A/G and Extended Range Backward Compatible with 802.11b Backward Compatible with 802.11b Roaming Support Roaming Support 802.1x Authentication 802.1x Authentication AES & TKIP Encryption AES & TKIP Encryption 64/128/152-bit WEP 64/128/152-bit WEP

30 IEEE802.11g Products IEEE802.11g Products WL-G54AUB WL-G54AUB WL-G54RIR WL-G54RIR

31 Support from 11Mbps to 108Mbps Support from 11Mbps to 108Mbps Super G and Extended Range Technology Super G and Extended Range Technology Backward Compatible with 802.11b Backward Compatible with 802.11b Roaming Support Roaming Support 802.1x Authentication 802.1x Authentication AEX & TKIP Encryption AEX & TKIP Encryption 64/128/152-bit WEP Encryption 64/128/152-bit WEP Encryption WL-G54AUB (802.11g SuperG USB 2.0 Adapter) WL-G54AUB (802.11g SuperG USB 2.0 Adapter)

32 WL-G54RIR ( WL-G54RIR (Wireless PCI Router) Support Upto 54Mbps Support WDS function Support External RADIUS server WPA/WPA-PSK support 128-bit WEP support DMZ Support VPN Pass Through Support Built-in NAT/Firewall Feature Static/Dynamic Routing

33 demo demo 802.11g Wireless Access Point : WL-G54AAP

34 Using the Configuration Menu ( Using the Configuration Menu (WL-G54AAP) 1.Open the Web browser 2.Type in the IP address of the SuperG Wireless Access Point

35 Using the Configuration Menu ( Using the Configuration Menu (WL-G54AAP) 1.Type admin in the User Name field 2.Leave the Password blank 3.Click OK.

36 Using the Configuration Menu ( Using the Configuration Menu (WL-G54AAP) SSID-is the name designated for a specific wireless Local area network (WLAN). Channel- All devices on the network must share the same channel.

37 Using the Configuration Menu ( Using the Configuration Menu (WL-G54AAP) You can start to manage your Access Point.

38 Using the Configuration Menu ( Using the Configuration Menu (WL-G54AAP) Authentication 1.Select Open System to communicate the key across the network without encryption. 2. Select Shared Key to limit communication to only those devices that share the same WEP settings. 3.Select WPA to communication with RADIUS server authentication

39 demo demo 802.11g Wireless Cardbus PC Card: WL-G54APC

40 Using the Configuration Utility for Windows (WL-G54APC) Using the Configuration Utility for Windows (WL-G54APC) To access WLAN once it has been installed, just left-click on the WLAN icon in the taskbar and click on Wireless Networks:

41 Using the Configuration Utility for Windows (WL-G54APC) Using the Configuration Utility for Windows (WL-G54APC) 1. Under the Configuration Tab you will find a list of access points to which you may add or change connections. 2. On the left side of the screen are Available WLANs, which you may connect to by first selecting the WLAN (it will appear highlighted) and then clicking on Add.

42 Using the Configuration Utility for Windows (WL-G54APC) Using the Configuration Utility for Windows (WL-G54APC) 1.In the Wireless Network Properties screen you may change the name of the WLAN. 2.You may also enter wireless network encryption keys by checking Network Authentication (Shared mode) or Data encryption (WEP enabled)

43 Using the Configuration Utility for Windows (WL-G54APC) After clicking on the Configuration Utility icon, the Status screen will display the settings for the Cardbus:


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