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16

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27

 

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LM809 User Manual 

6.3.

General Settings 

Once device is setup, double click on that 
icon and the configuration window will pop 
up as shown. It shows the current connected 
network. The signal strength and link quality 
are also displayed. 
The status bar displays the quality and 
strength of the link between the node and its 
Access Point. Link Quality is a measurement 
of the receiving and transmitting 
performances over the radio. 

Network Address 

displays current MAC 

Address, IP Address, Subnet Mask address 
and Gateway address. 

Click 

Renew IP 

button to refresh the IP address leased from the connected wireless AP. 

6.4.

Profiling Settings 

In profile tab, you can 

Add

Remove

Edit

Duplicate 

and 

Set 

Default 

to manipulate profile content 

manually. Strongly recommend using profile 
after you check 

Available Networks 

Summary of Contents for LM809-0647

Page 1: ...rface HCI via USB Interface USER MANUAL All rights reserved All trade names are registered trademarks of respective manufacturers listed This manual may not be copied in any media or form without the written consent of original maker ...

Page 2: ... Copyright LM Technologies Ltd Page 2 of 27 www lm technologies com LM809 User Manual Revision Date Changes Description v1 0 21 02 2017 First revision of this user manual ...

Page 3: ...lation 5 3 MAC OS Driver Utility Installation 7 3 1 Installation Process 7 3 2 Uninstalling the MAC OS Driver 12 4 Wireless LAN Basics 13 5 IP Address 14 6 Wireless Network Configuration 15 6 1 Utility Icon 15 6 2 Client Mode Default Setting 15 6 3 General Settings 16 6 4 Profiling Settings 16 6 5 Available Network Settings 17 6 6 Status 18 6 7 Statistics 18 6 8 Wi Fi Protected Setup 19 7 Glossary...

Page 4: ...ation and management x Can be setup as an ad hoc network via peer to peer communications x Small convenient size x RoHS REACH and WEEE compliant 1 2 System Requirements Host Operating System OS Version Number LM Tested Linux x Ubuntu 15 10 Kernel 4 2 0 16 generic x Ubuntu 14 04 03 Kernel 3 13 0 77 generic MAC OSX x OSX 10 11 El Capitan x OSX 10 6 Snow Leopard Windows x Win 10 32 bit 64 Bit x Win 8...

Page 5: ...tivate the autorun installation program after you click the exe application All adapter drivers for the relevant host operating can be found on our website Click here for downloadable drivers Step 1 Download the compatible driver for your host operating system Choose the Setup Language and click Next button Step 2 Installation descriptions shown Click Next to continue Click Install to begin the in...

Page 6: ... Copyright LM Technologies Ltd Page 6 of 27 www lm technologies com LM809 User Manual Installing configuring Realtek utility Installing Drivers Step 3 Click Finish to complete installation ...

Page 7: ...AC OS version from LM809 product page Click here for downloadable drivers Step 2 Save the installable file on the MAC Step 3 Please ensure there are no other Realtek USB adapter drivers already installed on your MAC Any existing drivers may conflict with the new driver and the USB adapter may not be detected If an existing driver is found then uninstall it from your MAC Step 4 Please ensure the Et...

Page 8: ...Page 8 of 27 www lm technologies com LM809 User Manual Step 5 Make sure the LM809 is unplugged from the USB port Unzip the driver file and start the installation Step 6 Wait for the installation to finish before restarting themachine ...

Page 9: ...809 adapter to the USB port The Wireless Network Utility will launch automatically and a message will appear to enable WLANcard Step 8 Open the Network Preferences and a pop up message will appear stating a new network interface has been detected A new network interface e g en2 or en3 will appear in the list of the network interfaces ...

Page 10: ...nables the selected Ethernet interface and the Wireless Network Utility detects the LM809 The MAC address of the LM809 and link status is updated on the Wireless Network Utility window Step 10 Check the Available Network section on the Wireless Network Utility and connect to the wireless network Step 11 Once the network has connected press Add to Profile to save the network and it will connect aut...

Page 11: ...technologies com LM809 User Manual Step 12 Once the network is connected the LM809 network interface should appear as connected in the Network Preferences and on the Link Status window the signal strength connection status and statistics should be shown ...

Page 12: ...xtracted Step 2 You would need the root password to uninstall the driver Enter the password when prompted in the terminal Step 3 Once the password is provided the script will uninstall the driver Note Please DONOT delete the network interface en2 en3 or similar created in the network preference because MAC does not recreate this interface when the driver installation is executed the next time It m...

Page 13: ...BSS Basic Service Set PCs in this group can use their wireless LAN cards to communicate with each other but cannot connect to the Internet The main difference between Infrastructure wireless networks and Ad Hoc wireless networks is that the PCs in an Infrastructure wireless network can access the resource in the Internet through an Access Point Depending on your application requirements you can ea...

Page 14: ...computer on a network is identified by a unique IP address There are two methods to assign an IP address to a computer on a TCP IP network x Static IP addressing x Dynamic IP addressing DHCP Client In networks with static IP addressing the network administrator manually assigns an IP address to each computer Once a static IP address is assigned a computer uses the same IP address every time it reb...

Page 15: ... desktop an icon should appear in the Windows System Tray automatically 6 1 Utility Icon Client mode utility running but no adapter plugged in Client mode utility running and adapter connected to scan available networks Client mode utility running and adapter cannot scan any access points AP mode utility running 6 2 Client Mode Default Setting Wireless Device Control Show Tray Icon Show or hide ic...

Page 16: ...ty and strength of the link between the node and its Access Point Link Quality is a measurement of the receiving and transmitting performances over the radio Network Address displays current MAC Address IP Address Subnet Mask address and Gateway address Click Renew IP button to refresh the IP address leased from the connected wireless AP 6 4 Profiling Settings In profile tab you can Add Remove Edi...

Page 17: ...e radio reaches Select the SSID BSSID you want to connect with Click Refresh button to rescan available networks Select one of SSIDs and click Add to Profile to create profile that can be configured with more wireless parameters In this tab you can edit your profile name and configure wireless security such as WEP WPA WPA2 802 1x etc After finishing setup click OK button to save configuration ...

Page 18: ...LM809 User Manual 6 6 Status Status tab shows all wireless networking and device driver versions in details 6 7 Statistics Statistics tab shows real time TX RX relative counters to check or evaluate the wireless performance Click Reset button to reset the counter to zero ...

Page 19: ... LM809 User Manual 6 8 Wi Fi Protected Setup For an easy and secure setup solution for WiFi network you can select PIN Code or Push Button methods to connect to an AP Pin method Step 1 Push the PIN button Step 2 Select a specific AP Then enter the PIN code into your AP ...

Page 20: ...ologies Ltd Page 20 of 27 www lm technologies com LM809 User Manual Step 3 Select AP that you want to configure Step 4 Wait for configuring your wireless AP to be the security setting PBC method Step 1 Push the PBC button ...

Page 21: ...s Ltd Page 21 of 27 www lm technologies com LM809 User Manual Step 2 Push the physical button on your AP or visual button on the WPS config page Soft AP Step 1 Click Access Point to change AP mode Step 2 Click Config to set AP ...

Page 22: ... Copyright LM Technologies Ltd Page 22 of 27 www lm technologies com LM809 User Manual Step 3 Setting SSID and Security Step 4 Select the Ethernet controller and click Apply to bridge your Soft AP ...

Page 23: ...ce Spread Spectrum This is the method the wireless cards use to transmit data over the frequency spectrum The other method is frequency hopping Direct sequence spreads the data over one frequency range channel while frequency hopping jumps from one narrow frequency band to another many times per second ESSID An Infrastructure configuration could also support roaming capability for mobile workers M...

Page 24: ...ter card connected by cable air that share applications data and peripherals All connections are made via cable or wireless media but a LAN does not use telephone services It typically spans a single building or campus Network A network is a system of computers that is connected Data files and messages can be transmitted over this network Networks may be local or wide area networks Protocol A prot...

Page 25: ...rea Network products based on IEEE 802 11 specification The goal of the Wi Fi Alliance s members is to enhance the user experience through product interoperability The organization is formerly known as WECA Wi Fi Protected Access WPA The Wi Fi Alliance put together WPA as a data encryption method for 802 11 wireless LANs WPA is an industry supported pre standard version of 802 11i utilizing the Te...

Page 26: ...ads to low fragment overhead Hence there is a trade off between spatial re use and fragment overhead Fragment threshold is the maximum packet size used for fragmentation Packets larger than the size programmed in this field will be fragmented If you find that your corrupted packets or asymmetric packet reception all send packets for example You may want to try lowering your fragmentation threshold...

Page 27: ... All 802 11 devices support a long preamble The short preamble is designed to improve efficiency for example for VoIP systems The difference between the two is in the Synchronization field The long preamble is 128 bits and the short is 56 bits WPA2 It is the second generation of WPA WPA2 is based on the final IEEE 802 11i amendment to the 802 11 standard Temporal Key Integrity Protocol TKIP The Te...

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