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Contributor
Dawid
Posts: 2
Registered: ‎02-22-2012
0 Kudos

No WIFI detected within Range

I have had this problem now for about two months. This started happening without moving the router or adding any additional equipment.

 

I have had approx. 5 different agents that have attempted to help me solve this.  I have the the InHome Agent loaded on my machine and have had the router replaced. The laptop I am using is working fine, I can get WIFI signal when I take it out the house.

 

The Verizon agents have basically told me I am on my own as there is nothing they can do about this. Does anybody have any suggestion on what I might try before I have to change my provider?

 

Thanks

 

 

 

Silver Contributor I
mattheww
Posts: 661
Registered: ‎10-26-2008

Re: No WIFI detected within Range

The detection of a Wi-Fi Signal requires a certain minimum signal to noise ration (SNR). Unfortunately the spectrum that Wi-Fi utilizes is unlicensed, and open to a number of other applications (like cordless phones). As long as the intent of the application is not to interfere with other applications, the application is legal in the eyes of the FCC. The other applications can render some or all of the 2.4Ghz band unusable for 802.11b or 802.11g.

 

. The most likely cause of your problem is interference from other equipment using the 2.4Ghz band is preventing the receiver in your laptop from getting the wi-fi signal with an adequate signal to noise ratio. This would explain why your laptop works outside the home, but not in the home.

 

You have a couple of choices. You can try changing the channel your Wi-Fi operates on. This is done by logging into the logger as admin (http:/192.168.1.1) and selecting Wireless settings, then Basic Security Settings and changing the channel from Automatic to 1, 6 and then 11 (try all 3, and hope that at least one of them works).

 

 If that doesn't help you will probably need to make sure your laptop has 802.11n dual band capability, and then buying a free standing 802.11n dual band Wireless Access Point. That will allow you to operate in the 5Ghz band instead of the 2.4Ghz band. There is a lot less competition in the 5Ghz band, so interference is likely to be less of an issue. 802.11n is required  because 802.11b and 802.11g are not defined in the 5Ghz Band, although 802.11a (which is very rare at this point, is in the 5Ghz band). There are a handful of laptops out there that 802.11a/b/g capability. I knew because I have one, but I have never run across an 802.11a network.

 

Good luck

Silver Contributor IV
jumpin68ny
Posts: 1,546
Registered: ‎05-14-2009

Re: No WIFI detected within Range

Are other devices able to connect on Wifi?  Maybe check the settings on your router and make sure the wireless LAN is on and enabled.  On the front of the router there are lights.  See if the Wireless Light is blinking.

 

Let me know what you see.

 

Jim

Contributor
Dawid
Posts: 2
Registered: ‎02-22-2012
0 Kudos

Re: No WIFI detected within Range

The WIFI light is on but not blinking. Cannot pick up nay WIFI in my house on any device.

Silver Contributor I
mattheww
Posts: 661
Registered: ‎10-26-2008
0 Kudos

Re: No WIFI detected within Range

the Blinking wireless light is a sign of activity on the wireless network. If nobody can connect to it, there will be no activity, so it should not flash. So the choice are either the Wi-Fi equpment in the router has had it, or you have an intereference problem.

 

You might try removing and re-installing the Wireless antenna on the router. Sometimes you get a bad connection.

 

 

Bronze Contributor II
weedeater
Posts: 218
Registered: ‎07-28-2011

Re: No WIFI detected within Range

If you have an iPhone or Android, look for an app called 'WiFi Analyzer'. I think it's free. It should show you all the Wifi signals in range of the phone.

All Star
somegirl
Posts: 2,453
Registered: ‎09-15-2009
Location: Texas
0 Kudos

Re: No WIFI detected within Range

Out of curiousity, have you logged into the router to make sure it is set to broadcast the SSID? It's not mentioned, and seems the simplest answer, to me.

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Contributor
SomeOldBlindMan
Posts: 8
Registered: ‎02-24-2012
Device: Bionic
Plan: FDV, Ultimate, 35/35

Re: No WIFI detected within Range

Dawid,  As stated, you may be victim of wireless interference, other tips left are good... (WiFi Analyzer for Droid.. it's free)..

 

You need to see how many other networks are visible (within range) of your laptop, and how strong their signal is...

 

WinXP = View Available Wireless Networks

Vista/7 = Connect to a Network

Mac = click on Airport icon

 

If you see 1 or more other networks with 3+ bars, most likely the issue.

 

You can try changing channels in the router.. I usually start with ch 6, then try 1, 3, 8...  the channels overlap.. ie: if 1 & 3 are bad, 2 will be bad as well. Not necessary to stay only with 1, 6, or 11...  I rarely use 11, as many wireless devices are preset on 11.

 

Also, you may be able to change the channel on the wireless adapter in the laptop..  Network Connections, Wireless Conn Properties, Configure, Advanced.. look for parameter like Ad Hoc Channel or IBSS Channel, Values are 1-11...

 

Unfortunately, wireless is getting worse, as more & more wireless devices are introduced daily, each causing more interference.  What works today may not tomorrow.

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