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Wireless Network Detection


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#1 silverace99

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Posted 06 January 2008 - 05:37 AM

Well wireless seemed to be working just fine, but today my eeepc can't see my home network suddenly! It can see a neighbor's network but not the one closer to it O_o And here i was about to show it off to some friends and it stops working XD

restarting the computer didn't help at all. I don't know much of linux, could someone tell me how I can check if things are working properly?

#2 willythekid

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Posted 06 January 2008 - 05:52 AM

There are a couple of basic commands

ctrl+alt+t to open a konsole
ifconfig will show your network connections (similar to Win ipconfig)
iwlist wlan0 scan will show available wifi access points (assuming your card is identified as wlan0, ifconfig will verify this)

the result of the iwlist scan will tell you if your eeePC sees your access point. If so, it will be listed by name (essid), and you can try

iwconfig wlan0 essid "youraccesspointname"

then try

dhclient wlan0

We'll see.

WtK

#3 silverace99

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Posted 06 January 2008 - 03:42 PM

ok so couple things:

1) couldn't find a wlan0, but ifconfig did show ath0 which is the wifi device

2) ran command iwlist ath0 scanning and it spit back out at me this:

"Warning: Driver for device ath0 has been compiled with version 22 of Wireless Extension, while this program supports up to version 20. Some things may be broken..."

Now I haven't modified my eeepc in any way since I bought it

#4 JerryF

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Posted 06 January 2008 - 07:33 PM

Mine said the same thing, but it continued to list the networks below it...

Are you scrolling down below the 'error message'?

I too have some difficulties getting a connection. It is very frustrating. I have tried a few things, including restarting the router, but have not traced the core issue yet.

But I do always manage to get a connection, even if I have to remove and rebuild the connection. That seems to work.

I think I'll try setting my address as static and see if that helps as I think it fails during the DHCP Lookup. And I just changed routers thinking it coudn't be my eee pc. :-)

Jerry

Edited by JerryF, 06 January 2008 - 07:36 PM.


#5 silverace99

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Posted 06 January 2008 - 09:39 PM

it's not that i couldn't connect with the network....I can't even SEE It

just a week ago it was working fine T_T i wonder if I should return my eeepc

edit: ok NOW it can see my network........dunno what changed -_- BUT i can't connect to any website and instant messenger doesn't work even though Skype works and can see people in other places....what the heck?

Edited by silverace99, 06 January 2008 - 09:55 PM.


#6 cooleye

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Posted 07 January 2008 - 12:54 AM

Have you tried resetting (power cycle) your router instead? Sometimes i find that the router plays up as much as PCs.

#7 silverace99

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Posted 07 January 2008 - 08:33 PM

yeah i've done it dozens of times. It doesn't effect whether or not my eeepc can see the network.

Currently i'm able to get on the internet, so it's working now. But I don't know how long that will last -_-

#8 JerryF

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Posted 09 January 2008 - 04:28 AM

Yes, I too have where sometimes my eeepc wont see my network, and then aoll of a sudden it appears. From there it sometime connects, and sometimes it doesn't.

And yes, sometimes restarting the router helps, but I don't accept that to be a reeasonable step everytime I start my pc.

So looking for others help on what they tried.

FWIW, most of my problems happen with the Advanced Desktop (Xandros still) I think. Well, thats what I use, so thats the problem I see.

I have the restart connection on boot set. And I have it working with any network number. Could change it to iimit numbers I guess.

One consolation though. When I get a connection, I keep it. It hasnt lost a connection yet.

Thks for any help.

Jerry

#9 RainmanP

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Posted 09 January 2008 - 03:46 PM

I am using Advanced Mode most of the time now, but when I use Easy Mode the Eee shows my neighbors' networks but not mine. Clicking Refresh brings mine up as well.
FWIW,
Raymond
Standard 4 GB running stock Xandros OS
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#10 cdog46

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Posted 09 January 2008 - 04:18 PM

I have only had the eee a couple of days. I am not ignorant when it comes to computers. And I have had many of the problems outlined in this thread. Now to the point if I have one at all.

My computer will be returned if I have to go through these hoops. It just seems to me that whatever the problem is s0omebody at Asus should have responded by now.

In one post on another thread it stated that Asus support would not do anything if it(the router) was "not on their approved list". What a bunch of cr#p. Routers are hardly lunar landing modules.. they are almost generic.

I have played dynamic & static domain whatever they are- wpa1 and my key And I am sick of it! I did get it working last night but I know its screwed up. I had to wireless icons-one with a wrench-one without a wrench(functioning one) but that's not right. I believe from reading many posts-it's a driver problem but that's only an not so educated guess.

Linux is supposed to be so reliable!!!! Hah!!! This problem makes me think to0o much like this is Windoze and, ironically-I have had zero networking problems with XP.

I just think this wifi should work right straight out of the box! And then if one gets it working-it should KEEP working!

Ok-the reality is that it doesn't. for some. OK=-because nobody really knows what is exactly going on-not that many of us have not tried to figure it out-and Asus seems to be of little help-thet can keep their PC or take mine back. Sad that this looks to be my only recourse!

Edited by cdog46, 09 January 2008 - 04:19 PM.


#11 o2smartphone

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Posted 09 January 2008 - 04:41 PM

Quote

I have only had the eee a couple of days. I am not ignorant when it comes to computers. And I have had many of the problems outlined in this thread. Now to the point if I have one at all.
....
Are you with xandros ?
windows or linux, who cares ! I just want to use eeePC My Way

#12 cdog46

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Posted 09 January 2008 - 04:53 PM

yes i'm running the preinstalled linux

#13 CarolR

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Posted 09 January 2008 - 07:41 PM

Don't know if this will help, but I could not connect at all through the "Wireless Networks" icon - tried unsuccessfully for hours (including a long unhelpful chat with Linksys tech support). and the very first attempt through "Network" (as a result of reading a post on this forum) had me up and running. Good luck and apologies if this is not helpful.
Eee 701 4g white, 1 gig ram - full desktop mode
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#14 JerryF

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Posted 09 January 2008 - 08:44 PM

I suggest you have a read here:

http://forum.eeeuser...pic.php?id=5392

I will post in a day or two if my 'attempts' have improved the situation.

Jerry

#15 Vernon

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Posted 09 January 2008 - 09:11 PM

If you can't see a wireless network(s) you know should be there, try the following:

(a) Blue FN F2 on and off until the the wireless network "on" icon appears

(b) Now open "wireless networks" icon. Uncross the little box where it says "enable wireless" and then cross it again. You may need to close down the dialogue box, if it hangs. Now open up the box again and press refresh and you should see the visible access points.

This has worked for me many times.
Pearl White 4G 701. 512MB. Xandros OS. Upgrade: 1 USB mouse! (Cracked LCD screen :( )
Graphite Black 900. 1024MB. Windows XP. Standard set up.

#16 cdog46

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Posted 09 January 2008 - 09:55 PM

Jerry-
Thank you very much for that link. I am almost absolutely sure now i know why this problem exists and as explained by gknuclehead in his post in that thread-the problem lies in that xandros script line he mentions.

I am senior electronic tech(big deal) but I mention that for the following reason: Some people in fixes for this connection problem have mentioned that when they crossed the t but didn't dot the i-"the thing statrted working."

Here's the rub. Many times in troublshooting an intermittent problem you cross the i and you think that why the problem got fixed. Rather-it may just be a coincidence and thus crossing the i had no causal effect.

so...the next time you do the same thing-it doesn't work. That's why the script theory in Xandross makes so much sense to me. Obviously-you have to have the right wep key etc


If you read all these posts a million times like I have-what I've found is that many have said that if they put a static address in-the thing worked. Well the fact is it works in DHCP-but if that script does not interact correctly with with DHCP-that's why the static address is needed. Am I making any sense here?

So what I think is that the xandros script as written-works but not rock solidly and when it's not rock solid-that when the connect problem comes up.

I'm not a programmer but my crazy theory makes perfect sense to me especially when you read a little of gknuckheads explanation.

#17 SeattleScooby

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Posted 09 January 2008 - 10:06 PM

shortest answer: Fn + F2 (x2 to shut down and bring back up your wireless) then refresh the network list.

works daily for me...
---------------------
What a day a difference makes...

#18 colin9876

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Posted 09 January 2008 - 11:36 PM

Ive had 4days of problems with this.
Why can my windows laptop connect to Wifi when the EEE just sticks at pending??
Driving mEEE crazy!

#19 Vernon

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Posted 10 January 2008 - 12:53 AM

Well Colin, your evidence reinforces cdog46 that the linux script may be weak with certain types of wireless routers. I think that is only one issue among many though, some of them not necessarily related to the EEE itself. I've had about 90% connectivity on proffered open networks and 30% connectivity on random open networks (for research purpose only), so EEE wireless does work up to a point with Xandros.
Pearl White 4G 701. 512MB. Xandros OS. Upgrade: 1 USB mouse! (Cracked LCD screen :( )
Graphite Black 900. 1024MB. Windows XP. Standard set up.

#20 JerryF

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Posted 10 January 2008 - 04:28 AM

Thanks guys for the idea of Fn F2 twice. I hadn't thought of that.

For now I have achieved consistency in connection by setting up my address as static, both the ipaddress and the dns server.

But I will try toggling the wireless, and I bet that will work too.

Thanks,
Jerry





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