Dell :: XPS8500 Loses Wi-Fi Connectivity?

Apr 11, 2013

Having just received a new Dell XPS8500 running on Windows 7 and I have the following problem: My wifi connection is turning off and the name of my network is no longer displaying in the list of available networks. This means that I am unable to access the internet or emails rendering the computer unusable as I am not on broadband (using access from another router close by). It is absolutely critical that the wifi connection is always on.

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Internet Loses Connectivity Then Regains?

Jul 4, 2012

My internet connection goes up and down. After further investigation, I've noticed that as soon as i receive a certain # of packets, the internet connection goes down. It may be a process or application that is taking away these packets.

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Multi-WAN Network Suddenly Loses Connectivity

May 21, 2011

This is my network topology. Sometimes it just suddenly loses conenctivity or traffic for unknown reasons, like the internet hangs for much time or maybe some routers just stop responding, even restarting ! Do you think there should be a Multi-WAN router that could take 4 WAN lines and give one LAN to plug at a switch for a better performance ?I know that my setup is wrong, give me your opinion about it and how to fix it .

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Dlink Switch Loses Port Connectivity?

Dec 22, 2011

I have Cyber cafe, And i'm having a problem with My 24 port Dlink "DES 1024d" switch, which has been misbehaving for few months, it looses connectivity to a pcsometimes.....when i reboot the pc, then it works again, But it keep losing connectivity to the other pc's, not at the same time, every time loses connectivity to a different pc.

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Cabling / Cards :: Keeps Wireless Connectivity But Loses Internet?

Jan 25, 2012

I have a client who has 4 computers in the house all running wireless. 2 desktops and 2 laptops. One of the laptops is running XP and after 5-10 minutes of surfing, the internet stops working while all the other computers retain a good internet connection. Repairing the connection via the taskbar icon fixes it temporarily until the issue reoccurs.

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Asus A53SV Loses Connectivity Upstairs After Sleep?

Oct 25, 2012

Major symptom: Maddeningly intermittent wireless issues with Asus laptop after repair. Unable to connect to network after sleep or reboot on upper floors of house.

History:

1) Laptop wireless was working fine but power jack and case were damaged.

2) Sent away to Asus for free repair (pulled the HD first).

3) Got it back and seemed fine, but...

Problem:Wireless starting dropping after sleep. It's my wife's laptop and she usually uses it on the 2nd floor of the house.Routers are on the first floor. It failed the same way on both my G and N routers. Played with all sorts of settings, disabled IPv6, reinstalled drivers, checked for BIOS update. No luck . Eventually saw some event log entries that might have been associated with a bad wifi card. Ordered a new Intel 100 N (OEM model) and replaced card, same issues. Swapped card with a Broadcom 1510 from an old Dell I had. Same problem.

Tried more settings, static IP, flushing DNS, etc. Same problem.At this point the event log has nothing notable in it, no error logs anywhere the wireless card will just report no connectivity.when I work on this laptop I take it down into my office, which is on the 1st floor by my router. The laptop works flawlessly there (10 feet from the router). So my theory at this point is that Asus damaged or otherwise messed up the laptop antenna while repairing the laptop. most of the time on the 2nd floor the windows wifi icon reports a perfectly good signal, and if I boot the laptop on the first floor and walk upstairs, the laptop works fine(as long as I don't reboot or let it go to sleep).

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Cisco WAN :: 881 Loses Internet Connectivity When Cable Disconnected

Jan 10, 2011

ATTACHED: My current running config with sensitive info taken out.
 
I have a Cisco 881 Router connected to cable modem.  The router is running IOS 15.1.
 
I have it configured exactly the same way as an 877 router running IOS 12.1 which does not exhibit the problem.  Just a standard LAN/WAN config with basic routing/firewall.
 
When the internet connection is lost for any reason and then re-established the router will no longer pass internet traffic unless I reboot the router.
 
I used Cisco Configuration Professional to configure the router.  The key setting seems to be the Router Static Route.  We have a static IP and I set static route with the "make this the default route" checked.  Then I set forward (next hop) to the IP my ISP gave me as their gateway.
 
This is exactly the same way I set the 877 router using the same ISP but in a different office.
 
Every so often the internet is lost due to power outage or the ISP doing something on their end and every time that happens we have to reboot the router which is quite annoying.
 
I did not have the "permanent route" check mark checked but I do not have it checked on the router that does not have the problem either so I don't think that's it. 
 
When I set the static route to "interface" then added the static IP of the next hop it will continue to work for incoming connections but not outgoing.

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WGR614v9 / Windows 7 Desktop Loses Network Connectivity Twice A Day

May 24, 2011

My primary home machine loses network connectivity for a very brief moment once or twice a day. Here's what I've observed over the past few months:

Seems to happen every 12 hours after a restart Disconnect is very, very brief. Putty sessions, online games, or other applications that require a consistent connection disconnect but it's rare that I can see a ping fail when everything else disconnects.Does not coincide with network problems on other machines (Xbox/media PC/wife's PC).

Other details about my system and home network:

Windows 7

Asus motherboard (couple generations old) with onboard ethernet

Ethernet > wired hub > wireless router > cable modem (wife's PC is connected to the same hub and does not have the problem, at least not on the same schedule)

Things I've tried (and will probably now try again just in case)

Restore network card driver (I'm in the process of finding a specific one for my motherboard)

Tinkered with power saving settings in the ethernet card drivers.

Fully up-to-date Windows install.

Static IP address reserved by the wireless router running DHCP

I'm not 100% sure, but I think this problem persisted across Windows OS upgrades (from Vista to Windows 7 a few months back)

By far the weirdest part is that it seems to happen every 12 hours. Like clockwork, I can predict that I'm going to disconnect from any persistent online connection if I know the last time I restarted my machine.

Solved:I caused my own problem long ago when trying to set static IP addresses in my home. I have a Netgear Router (WGR614v9) and I played with the Address Reservation feature. In addition, I manually set the IP address I wanted to have on my machine using the normal network card properties. Setting the IP address manually is what seems to have caused the conflict.

Finally looked in the Windows Event Viewer and the culprit was quickly identified. At time of restart and every 12 hours later, the following error appeared:

The IP address lease 192.168.1.20 for the Network Card with network address XXXXXXXXXX has been denied by the DHCP server 192.168.1.1 (The DHCP Server sent a DHCPNACK message).

I accidentally fixed it for all affected machines by changing the start address of the DHCP server on the router (increased it from 20 to 30). That seemed to kick all the manual entries out and set them back to automatic obtain mode.

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Tp-link 150mbps Wireless :: Tl-wr740n Loses Wifi Connectivity

Nov 28, 2012

Region : Others
Model : TL-WR740N
Hardware Version : V4
Firmware Version : 120320
ISP : Local PPPoE

I'm using this router for connecting 2 PCs, one lap top and few mobiles.The LAN network is always stable and never loses connection, but I'm having problems with the wireless connection. My lap top runs on wireless, and 3 Android mobiles, an xperia mini pro (problematic), xperia Tipo and Alcatel OT-908F. Almost always when I login to facebook on any of the mobiles, pictures won't show, and also youtube videos thumbnails won't show. On the xperia mini pro after 2-3 minutes of surfing, or doing anything else the connection drops, and then the mobiles can't see the wireless connection. My lap top can see it, but it cannot connect. After restarting the router everything is back to normal.

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Cisco :: Aironet 1250 Overlapping Channels / COM-AP Loses Connectivity

Jan 13, 2012

In my LAN, I have always been used an Aironet 1250 for internal use and always work fine. Now, I added a 3com AP but both AP are not correct. When I turned off the AIRONET 1250, the 3COM AP settings works fine. When both are turn on, the 3COM AP loses connectivity all the time.I have heard about the overlapping channels in 802.11b/g networks.

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HP Pavilion Dv6500 Laptop Loses Internet Connectivity When Transferring Files

Nov 9, 2012

Internet connectivity on my laptop is lost shortly after beginning to upload/download files over the internet to my cloud storage provider. I also lose connectivity when transferring files to or from the laptop within my LAN to a desktop computer connected via wireless router as part of a workgroup. Connectivity is only restored once I restart the laptop or uninstall, then reinstall drivers for my wireless network card. The issue then reoccurs once file transfers begin again.The laptop is running Windows 7 Home Premium SP1. The driver for my Intel Wireless WiFi Link 4965AGN internal network adapter are up to date. I have a Linksys WRT610N ver.2 router, and an HP Pavilion dv6500 laptop.

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Cisco Routers :: RV016 Loses Internet Connectivity And Needs To Be Power Cycled

Mar 17, 2013

found that the problem is (temporarity) corrected after we power cycle the router.
 
The firmware installed in the latest published.  See below:
 
System Information
Serial Number :  NKS15481665 Firmware Version :  v4.2.1.02 (Jan 18 2012 14:10:55)
PID VID :  RV016 V03 Firmware MD5 Checksum :  a9817f2dbdcbd6a5c109eaa21b1c3545 ystem InformationSerial Number :  NKS15481665 Firmware Version :  v4.2.1.02 (Jan 18 2012 14:10:55) PID VID :  RV016 V03 Firmware MD5 Checksum :  a9817f2dbdcbd6a5c109eaa21b1c3545

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Cisco Firewall :: ASA 5510 Monitoring Loses SNMP Connectivity With SCOM 2012

Apr 4, 2013

I'm currently implementing Microsoft System Center 2012 Operations Manager, the curent stage of the project is to add the network devices to SCOM via SNMP in order to monitor them, I am able to add them all and monitor; however, my ASA 5510, although SCOM discovers the ASA via SNMP and adds it to the network monitoring list, it loses SNMP connectivy every 30 minutes, and 15 later it reconnect with SCOM, then after another 15 minutes it loses the connection again, and so on and so for.

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Linksys Wireless Router :: EA3500 Laptop Loses Connectivity / Very Difficult To Re-establish Connection

Apr 22, 2013

I have a new EA3500 router that's working great for a variety of devices* except a Windows7 laptop.  24 hours after establishing a connection, the laptop loses connectivity and it's very difficult to re-establish a connection.  Usually I have to reboot the router, but 24 hours later the problem returns and Windows is unable to connect. 
 
My router settings include DHCP client lease time set to 1440 minutes (24 hours), so I thought the problem might have something to do with DHCP lease renewal.  To test this theory, on Saturday night I did ipconfig/release and ipconfig/renew and established connectivity from the laptop.
 
Sunday morning I spoke with Linksys support and changed several settings per their recommendation:Network mode mixed (I had it on N-only for some reason)Assigned different SSIDs to the 2.4GHz band and 5 GHz band2.4 GHz band channel is 20MHz only, using channel 95 GHz band channel is 40 MHz only, using channel 161I also power cycled the router. Everything worked fine until Sunday night, 24 hours after the release/renew, when I lost connectivity.  I am not sure what to try next and whether the problem lies with the router or the laptop. 

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Dell :: New V715w Loses Wireless Connection?

Dec 2, 2011

I just got my first wi-fi printer, a V715w. Even though the Wi-Fi light on the front of the printer is green, I very often can't print to the printer. I get a box saying the printer can't communicate with the computer. I would have thought that the green light was signifying that Wi-Fi communications existed. Wrong? Then what does the green light signify? When I check the settings on the printer front panel, it shows the all the correct info, SSID, etc.. Do I need to do something each time before I try to print in order to ensure a wireless connection exists? Shouldn't the printer stay connected to the Netgear dual band wireless N router all the time? The computer, Win XP, sp3 stays connected to the router all the time. I expected the printer to do the same.

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Dell :: Inspiron N5110 Loses Wireless Connection?

Jan 4, 2013

My Inspiron N5110 loses the wireless connection frequently. We have many other devices in the house -- laptops, iPhones, etc. -- that continue to work flawlessly through the same router when I lose my connection. The troubleshooter generally leads me to resetting the router, even though, as I have indicated, the router is working properly.

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Dell :: Inspiron 1564 Loses Connection To Wireless

Jan 1, 2011

I have a new inspiron 1564 laptop that loses connection to my wireless internet within 10 minutes of booting up.  Then if I reboot it does not connect at all, can't even find the wireless router.

My works laptop and iPhone connect to the same router perfectly.I've seen the following post a few times from pudgyone and tried following it :Go to device manager(right click my computer, left click properties, left click hardware, left click device manager). Click on Network and then right click on your wireless adapter, left click properties, power management. Uncheck the box, allow computer to turn off this device to save power.

 In terms of the device manager I can't see a network option, there is network adapters and I've right clicked on Realtek PCIe FE family controller and unticked the box but this hasn't worked.

And with the settings, how do I get to the screen where I can change my router settings in windows 7?  I think the firmware is updated remotely by my service provider sky.

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New Dell Laptop Connects Then Loses Wireless Connection Within Seconds?

Jul 31, 2011

Our entire office runs on wireless connections (laptops, printers, desktops, etc) and we have little to no connectivity issues considering. However, we just purchased a new dell laptop. the laptop connected but within 5 seconds immediate loses the connection and reconnects, disconnects, etc.. This is continuous. All other devices, 2 other never-before connected laptops and a tablet have all sucessfully connected without issues...only this new dell laptop does it. The laptop connects and stays connected to all other wifi connections we have tried it with (other corporate wifi and home wifi's). Dell has replaced the wireless card to confirm there was not issue with that (which I was confident there wasn't). Our IT contact suggests buying a new $500 router, but that is a little hard for me to accept seeing that only 1 device is having difficulties (his other reason for this was his concern that he couldn't access something like the router's management tool, or something like that). New Laptop is running W7 OS..

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Dell :: Inspiron 15-N5040 Loses Internet Connection Frequently?

Feb 9, 2012

Recently I have purchased Inspirion N5040 with Windows 7. I have observed the system looses internet connection when on Wi-FI.

Checked Ping on Yahoo & google with -t option and found few ping response and then a lot of request time outs.

I am sure you must be doubting the signal strength of Wi-Fi but I can confirm the signal strength was fine. In fact I performed ping test simultaneously on another laptop . The performance on other laptop was fine but on Inspirion N5040 I was finding too many Ping drops and was not able to browse properly.

I also, verified setting on Wireless adapter and found it is in DHCP.

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Dell :: Wireless Connectivity On New Dell XPS One 2710

Jun 5, 2013

I have recently bought a brand new Dell XPS One 2710 with windows 7.Really annoyingly, the WIFI connection is very slow, and disconnects every 10-20 minutes (sometimes reconnects again a few minute later, sometime not until the computer is restarted).I have no such problems when connecting with my Lenovo laptop to the same network.The wireless card installed is: Dell Wireless 1703 802.11 b/g/n (2.4 GHz).As far as I can tell the driver is up to date.

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Dell :: XPS L501X No Internet Connectivity

Apr 21, 2013

I can not connect to the internet either by WiFi or ethernet connection on my XPS L501X 64bit running Windows 7. This problem suddenly occurred after a failed microsoft update. The Action Centre lists a number of problems including;

Host Process for Windows Services........................................Windows Update installation problem

Microsoft Malware Protection Command Line Utility (3).......Mp Telemetry

Microsoft Management Console...............................................Stopped working

Network Diagnostics Framework (4).......................................Unable to diagnose/repair problems

Windows Wireless Lan 802.11 Extensibility Framework....Stopped working

I can copy the technical details to Notepad and send them if this would be useful in determining the problem and finding a solution.

Of course, with no internet connection, I have been unable to report the problems, check for solutions or run any online diagnostics and am using another laptop to communicate.

I have downloaded and installed the latest WiFi adaptor (Intel Centrino Wireless-N 1000) and driver to no avail. I used the Intel updater wizard thingy which uninstalled the old adaptor and installed the new one. I have not updated the Realtec PCIe GBE Family Controller driver, but when I click on update driver, it indicates the the latest driver is installed. All devices are listed as working properly.

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Dell :: Inspiron 17R SE Wireless Connectivity

Mar 23, 2013

I have been experiencing quite a bit of wireless problems with my Inspiron 17R SE. Only about half the time can I connect to my router and even then it only stays connected for a couple hours. It seems intermittent and the problem will go away for a week or so, but right now it is back in full force. Typically it will either connect and say that there is limited connectivity or it won't connect at all. Resetting the adapter via the Windows 7 troubleshooter only fixes it about half the time.

The thing is that the wireless and everything else works just fine on my Ubuntu partition, which makes me think that my driver is a bit wonky. I have tried downloading the one directly from Dell, and that has come to no avail. I have even tried using the Dell software support suite, and that hasn't found anything wrong either.

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Dell :: Get Wi-Fi Connectivity On Dimension 3000?

Jan 2, 2012

I want to know if I can get wi-fi connectivity on my Dell Dimension 3000. I bought it in 2005, and I don't think wi-fi capability was built in.

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Dell :: N5520 - No Continuous Wi-Fi Connectivity

Sep 18, 2012

I have recently buy Dell n5520 Core i3 ( 3rd gen)  and have download all the drivers dell have recommended and installed but my WiFi is not working its just connect to my WiFi router then disconnects after 2 or 3 seconds .. While troubleshooting it connects to my WiFi router but then again disconnects and after this disconnect it will never reconnect until I disable and then re-enable the WiFi adapter.

After the driver installation the adapter says that it is working properly , in device manager > network adapter > properties , but actually its not connecting ...

I am using windows 7 Ultimate 32-bit

Full name: Dell(TM) Wireless 1704 802.11b/g/n with Bluetooth v4.0

Here is the details specs:

Connectivity
3G No
EDGE No
Bluetooth Yes
Type of bluetooth 802.11b/g/n
LAN No
Modem No
Wireless/Wifi Yes
Type 802.11 b/g/n
Infrared No

Here is the link for full specs: [URL]

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Dell XPS - Internet Connection Says Limited Or No Connectivity

Dec 20, 2011

This afternoon the computer crashed. It restarted normally, however will not connect to the internet. Upon start up, icon states it is connected but will not connect to the internet. When attmpting to Repair connection, Windows is then unable to fix the problem. All other devices work normally on the home network (Laptop, Xbox360).

I have also tried 3 different Restore points, but Windows states it is unable to restore to this point and to select another Restore point on each attempt.

I am running Windows XP SP3 on a Dell XPS

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Limited Or No Connectivity On Dell Latitude D620?

Jan 7, 2011

I just bought a Dell Latitude D620, Win. XP, wireless and have been getting "limited or no connectivity" message when trying to connect wirelessly. Belkin G router. I cannot download anything cause I cannot get connected.

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Dell :: Internet Connectivity With Inspiron 7520

Aug 11, 2012

I have acquired a Dell Inspiron 7520 for a week now, and I've been having a strange issue with internet connectivity since then. Firstly, the wifi takes a lot of time to connect. Following, every 10 minutes I'm online, my network access stops working completely. But if I just CLICK on the network icon in the tool bar, it starts working again, but it stops in the next 10 minutes again, and so on. If I try to repair connectivity problems, it always find and fix some problem in the network adapter or wireless point, but then again, after 10 minutes or so, it happens again.My network adapter is a Dell Wireless 1703 802.11b/g/n 2.4ghz and I have tried to update it and to re-download the firmware, but nothing seems to fix it.

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Dell :: Inspiron N5040 Spotty Wi-Fi Connectivity

Jul 22, 2012

I purchased a Dell Inspiron N5040 several months ago, and since I first got it, my connectivity to my in-home wi-fi upon start-up fickle.  I still have my old laptop, and on that one I simply open the laptop and it's connected.  This new one, I have found that I MUST put it to sleep before closing, and upon "waking" it back up, I may or may not be connected to the wi-fi upon restart.  A little "caution" symbol will appear over the wi-fi indicator, and it say that I am connected to my network, but no internet connection.  Sometimes I can disconnect and reconnect, but sometimes I have to put my computer to sleep and start over again.what I need to do to have consistent connectivity?

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Dell :: Intermittent Connectivity On Inspiron 3521

Feb 1, 2013

i have the same laptop model "inspiron 15 3521". wifi used to work in a specific room, now it says "limited connectivity".

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Dell :: N7010 / Bluetooth Headset Connectivity?

May 17, 2012

I have a N7010 laptop and I have been trying to connect my bluetooth headset.  The computer has recognized it but when trying to connect there is a message that says there is no device driver.  I have a Motorola HX550 headset.  Is it compatable with a pc or just for use with a cell?

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Dell :: Inspiron E1405 Wireless Connectivity

Mar 9, 2007

I've been doing research on the Dell site for hours via a landline and still cannot find a solution to my problem. Recently, my wireless internet function has not been working on my Inspiron E1405 computer that I purchased in June 2006.  The Intel Proset/Wireless shows the networks in range, and then is unable to connect.  I don't think it is a security issue because I have been able to access those networks in the past, as recently as last week.  I think maybe one of my drives or programs got uninstalled, but I'm clueless how to fix it.

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Dell :: Unusual Connectivity With Inspiron 660s

Sep 6, 2012

I just got a new Inspiron 660s last week and have been having some unusual connectivity issues with it. After suffering for a day or so with a painfully slow wireless connection (the status showed the signal was "excellent" but the speed of downloads or loading web pages was dreadful; meanwhile my older Inspiron Mini in roughly the same location blazes along and has for years with no problems), I decided to try just going with a wired connection. This fixed the speed issue to say the least, but now the connection drops for a few seconds every five minutes or so, then immediately reconnects. If I were just web-surfing, it wouldn't impact me all that much, but the activities I enjoy, like playing games online and streaming music, require a signal that doesn't keep cutting out. I've tried updating the drivers, but I'm told I have the most up-to-date drivers. I've tried unchecking the power-saving options and I've tried unchecking IPv6 and just about every other solution I've come across in my web searches, but nothing works. When I get home from work this evening I may try uninstalling and reinstalling the device drivers. Barring that, I may just go pick up a USB wireless adapter-- I used a cheap Belkin one in the same location on an old Dimension desktop years ago and it worked great-- and see if that works.

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Dell :: Wireless Connectivity On Inspiron N4010

Aug 27, 2010

I am really enjoying my Dell, but I have one issue. The wireless card on the N4010 shuts itself off for no reason. Sometimes the Fn+F2 key will turn the connection back on, but sometimes I have to Fn+F2 and disabling and re-abling the wireless connection to re-establish the network connection.Is there a setting that I need to adjust or a new driver???

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