We have had a few questions related to networking devices on newer systems. <div><br></div><div>Either the wireless card or ethernet card are not working.</div><div><br></div><div>This problem is related to the kernel version on BT5r3.</div>
<div><br></div><div>To troubleshoot:</div><div><br></div><div>ifconfig -a</div><div>or</div><div>iwconfig</div><div><div><br></div><div>Restart the daemon:</div><div><br></div><div>/etc/init.d/network-manager stop (then start)</div>
<div>/etc/init.d/wicd start (if you are using WICD</div><div><br></div><div>look at the output of starting:</div><div><br></div><div>dmesg</div><div><br></div><div>Check the configuration:</div><div>vi /etc/network/interfaces </div>
<div><br></div><div>Look at your kernel drivers and devices:</div><div><br></div><div><table style="margin:0px;padding:0px;border:none;outline:none;border-collapse:collapse;color:rgb(17,0,0);font-family:Myriad,Verdana,Arial,Helvetica,sans-serif;font-size:14px">
<tbody style="margin:0px;padding:0px;border:none;outline:none"><tr style="margin:0px;padding:0px;border:none;outline:none"><td class="" style="padding:2px 4px;border:none;outline:none;vertical-align:top"><pre class="" style="margin-top:0px;margin-bottom:0px;padding:0px;border:none;outline:none;width:auto;float:none;clear:none;overflow:visible;font-size:12px;line-height:1.333">
<span style="margin:0px;padding:0px;border:none;outline:none;color:rgb(194,12,185);font-weight:bold">lspci</span> <span style="margin:0px;padding:0px;border:none;outline:none;color:rgb(102,0,51)">-nn</span> <span style="margin:0px;padding:0px;border:none;outline:none;color:rgb(0,0,0);font-weight:bold">|</span> <span style="margin:0px;padding:0px;border:none;outline:none;color:rgb(194,12,185);font-weight:bold">grep</span> Eth</pre>
</td></tr></tbody></table></div><div>or</div><div><span style="color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px;background-color:rgb(247,246,245)">lshw -C network</span></div>
<div><span style="color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px;background-color:rgb(247,246,245)"><br>
</span></div><div><span style="color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px;background-color:rgb(247,246,245)">modprobe </span></div>
<div><span style="color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px;background-color:rgb(247,246,245)"><br>
</span></div><div><span style="color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px;background-color:rgb(247,246,245)">Ubuntu comes with Wireless disabled by default:</span></div>
<div><b><span style="color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px;background-color:rgb(247,246,245)">Also </span><span style="background-color:rgb(247,246,245);color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px">Fn+F11 toggles the wireless</span></b></div>
<div><b><span style="background-color:rgb(247,246,245);color:rgb(0,0,0);font-family:Ubuntu,Ubuntu,'Ubuntu Beta',UbuntuBeta,'Bitstream Vera Sans','DejaVu Sans',Tahoma,HelveticaNeue-Light,'Helvetica Neue Light','Helvetica Neue',Helvetica,Arial,sans-serif;font-size:13px">VERIFY your Hardware SWITCH is ON</span></b></div>
<div><br></div><div>If restarting the daemon, verifying cabling, and adding device to the interfaces file all fail. You are going to have to verify the drivers that are in place or install the firmware (example for ralink):</div>
<div><br></div><div><span style="color:rgb(51,51,51);font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:13px;line-height:18.200000762939453px;background-color:rgb(236,243,247)">apt-get install firmware-ralink</span><br>
</div><div><span style="color:rgb(51,51,51);font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:13px;line-height:18.200000762939453px;background-color:rgb(236,243,247)"><br>
</span></div><div><span style="color:rgb(51,51,51);font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:13px;line-height:18.200000762939453px;background-color:rgb(236,243,247)">Update or rollback your kernel:</span></div>
<div><pre class="" dir="ltr" style="background-color:rgb(247,246,245);color:rgb(0,0,0);font-size:13px;margin-top:0px;margin-bottom:0px;padding:6px;border:1px inset;width:640px;height:50px;overflow:auto">sudo apt-get remove linux-image-2.6.35-24-generi</pre>
<pre class="" dir="ltr" style="background-color:rgb(247,246,245);color:rgb(0,0,0);font-size:13px;margin-top:0px;margin-bottom:0px;padding:6px;border:1px inset;width:640px;height:50px;overflow:auto">sudo apt-get --reinstall install linux-image-2.6.35-23-generi</pre>
</div><div><span style="color:rgb(51,51,51);font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:13px;line-height:18.200000762939453px;background-color:rgb(236,243,247)">uname -a</span></div>
<div><br></div><div>To google: BT5r3 runs on Ubuntu <span style="font-family:arial,sans-serif;line-height:17.77777862548828px">10.04 (Lucid) LTS</span></div><div><span style="font-family:arial,sans-serif;line-height:17.77777862548828px"><br>
</span></div><div><span style="font-family:arial,sans-serif;line-height:17.77777862548828px">Therefore all of your search research must be related to Lucid.</span></div><div><span style="font-family:arial,sans-serif;line-height:17.77777862548828px"><br>
</span></div><div><span style="font-family:arial,sans-serif;line-height:17.77777862548828px">For instance look at "ubuntu 10.04 $device name from lspci $your hardware manufacturer and model number</span></div><div><span style="font-family:arial,sans-serif;line-height:17.77777862548828px"><br>
</span></div><div>Example for Sony Vaio:</div><div><a href="http://ubuntuforums.org/showthread.php?t=1882308">http://ubuntuforums.org/showthread.php?t=1882308</a><br></div><div><br></div><div>Wireless for Sony atheros build and install your own kernel:</div>
<div><a href="http://wireless.kernel.org/en/users/Drivers/ath9k#Available_devices">http://wireless.kernel.org/en/users/Drivers/ath9k#Available_devices</a><br></div><div><br></div><div><br></div><div>Example for ASUS:</div>
<div><br></div><div><a href="http://ubuntuforums.org/showthread.php?t=1599228">http://ubuntuforums.org/showthread.php?t=1599228</a><br></div><div><br></div><div><br></div><div>We hope this helps! </div>-- <br><div><br></div>
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