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> Egregious errors edge out Edubuntu Ecstasy, Foiled! Frustrated and Flummoxed with USB wifi Failure
adatole
post Jun 29 2006, 07:02 AM
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It was the best of distros, it was the worst of distros.

I had found what I thought was the holy grail of Linux installs in Edubuntu - A "bullet proof" (at least within reason) installation that runs easily and quickly, installs a reasonable amount of software without presenting a googolplex of options, allows functionality immediately after install, and presents enough simplicity that my daughter literally unplugged her PC (and eMachines 2Ghz box) herself and brought it out of her bedroom into my office so I could load it up. (I had put it on a test box first, and she was immediately taken with it when she saw it). My daughter, I should note, is 11.

I grant that Edubuntu is not the distro for all people. Its name says it all regarding its target audience. *I* would not run it on my box (personal or work), but I thought I had found that distro I could put on all the other computers in the house (for the technophobic wife, and 4 kids ranging in ages from 3 to 14).

I could wax poetic about the *buntu line, but that's for a different post.

No, gentle reader, it's time that I take you from my ebullient high to the emotional ruin when I realized, after 48 hours of troubleshooting, that I was going to reinstall WinXP in order to avoid full sleep deprivation trauma, save my marriage and help my daughter avoid blog withdrawal.

Some background on my experience: I ran Mandrake (when it *was* mandrake) for over 2 years on my day-to-day work PC, until my work required a switch. I have an ancient IBM PC running Fedora Core as a Samba/web test server. At work I use test boxes running Centos. HOWEVER, while I am comfortable USING Linux, I'm not a *nix system admin. "Make" still weirds me out and usually gives me hives, because I'm not really sure what it's doing or if it's working right. Thank God for automount and automatic partitioning during installs. No, I can't tell you where my shadow file is or how to create a user without a GUI.

My downfall all comes down to 2 words: USB Wireless.

I tell ya: networking should simply not be that hard. Either tell me a particular device is not supported and stop getting my hopes up, or the driver should pretty much install and work. Neither is the case here.

I tried the following adapters:
D-Link DWL-G122
Zonet ZEW2501
Hawking HWU54G

When I performed the actual Edubuntu install, the Zonet was plugged in. While Edubuntu recognized something wireless-ish was installed (WLAN0 existed), no amount of setting the SSID and WEP key (128bit) would actually get me an IP address.

I then began an odyssey which included:
  • Multiple installs/updates of unrelated packages because edubuntu doesn't come preloaded with the tools for make
  • Installing and un-installing the included ndiswrapper-utils package
  • Installing the latest version of ndiswrapper from the sourceforge site
  • Installing/copying the drivers from the manufacturer
  • Installing Unshield from an Ubuntu "universe" install site because Edubuntu can't read Windows .EXE files
  • Installing Cabextract from an Ubuntu "universe" install site because after you unpack the .EXE you still gotta read them CABs
  • Installing/upgrading various packages while installing Unshield and Cabextract because some stuff wasn't working
  • Finding out that the driver from the manufacturer is not the "right" driver because it's all about the chipset
  • Trying to match the output from commands like lsusb and lspci (why would that matter for a usb device?!?) to the hardware list on the ndiswrapper sourceforge site.
  • Trying to compile from source the "right" drivers

In the end, while I knew I could keep hammering at this and possibly find a fix, I also realized that the Achilles’ heel which is Linux+wireless networking remained and if it was this hard to set up, then supporting and changing things on my network was going to be a hassle also.

With the sharp tangy taste of crow in my mouth, I slunk back into my cave with my tail between my legs.

So what am I asking? If anyone has ideas, I'm willing to try them out. I still have some test boxes around that can be used in a pinch. I can take another swipe at it because I really believe *buntu has the chance to be something special.

Otherwise, this is merely a cautionary tale. Here there be dragons. Don your asbestos underwear and proceed with all due caution.

- Leon
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teacher
post Jun 29 2006, 07:39 AM
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Leon

What an odyssey. I would suggest that you first plug in a cable and then download updates and look for a newer kernel to see if that will fix it before proceeding any further.

Another option would be to try PCLos or another live distro to see if they work better for you.


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adatole
post Jun 29 2006, 07:48 AM
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QUOTE (teacher @ Jun 29 2006, 07:39 AM) *
Leon

What an odyssey. I would suggest that you first plug in a cable and then download updates and look for a newer kernel to see if that will fix it before proceeding any further.

Another option would be to try PCLos or another live distro to see if they work better for you.


Oh, a wired cable was the first thing I did. I'm not so naieve as to expect wireless to work out-of-the-box on ANY operating system. So this box was fully up to date first.

I'll check out PCLos - I've seen your other posts on it. If it is as friendly as Edubuntu, it's certainly worth a try!

- Leon
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teacher
post Jun 29 2006, 11:02 AM
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Cool. I suspect your problem is going to be with WEP. It just is a pain on some distros. You may have to go in and do it by hand rather than using the tools. I have found that to be the case in the past. If it works without wep then you can figure out that is the problem and go from there.


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Bruno
post Jun 29 2006, 01:17 PM
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Just a little question . . . . .
Because I am really clueless about wireless I am not sure if my remark has any value . . but: When it comes to dialup and adsl we sometimes have troubles with USB modems/hardware. Would it be the same with wireless devices and would plugging in a PCI wireless card maybe make things easier ??



cool.gif Bruno


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adatole
post Jun 29 2006, 01:54 PM
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QUOTE (Bruno @ Jun 29 2006, 01:17 PM) *
Just a little question . . . . .
Because I am really clueless about wireless I am not sure if my remark has any value . . but: When it comes to dialup and adsl we sometimes have troubles with USB modems/hardware. Would it be the same with wireless devices and would plugging in a PCI wireless card maybe make things easier ??
cool.gif Bruno


It probably would. Actually, having other hardware of any kind which accomplishes the same goal in a different way would help. I just didn't have it and wasn't going to run out and buy it. I had 3 wireless USB NIC's and figured ONE of them was going to work. Yes, I presumed. My first act as President will be...

I guess the simple answer, for everyone with Linux who wants/needs wireless, is to consider a wireless bridge. The suckers plug into the regular ethernet port and have an external box with an antenna that does the wireless voodoo. (If I lose anyone with this technical jargon, just stop me).

But I'm stuck again with the fact that there's a whole host of hardware (wireless USB has been out for a couple of years, at least) that apparently has no good, easy, native Linux support.

Sigh.
Leon
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Bruno
post Jun 29 2006, 02:02 PM
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QUOTE (adatole @ Jun 29 2006, 07:54 PM) *
But I'm stuck again with the fact that there's a whole host of hardware (wireless USB has been out for a couple of years, at least) that apparently has no good, easy, native Linux support.

Ye . . you are right . . wireless support is still a weak point in Linux . . . . but so was sound and USB storage not so long ago, and they catched up with that pretty well . . . . . . So let us hope all developpers now join the effort of making wireless as easy as plugging in a USB pendrive.


cool.gif Bruno


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BarryB
post Jun 29 2006, 02:23 PM
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A wireless bridge works very well, I have a D-Link 900AP+ setup as a bridge. It's connected to a 3com swtich then to 6 systems....works very well. ( for my purposes it was less expensive than wireless cards for each box too. ) I do have a few wireless boxes but none use USB..All PCI or PCIMA or internal cards

have to agree on the USB part though, Couldn't get a USB Printer server to work. But as Bruno said, sound and storage were issues, now maybe wireless biggrin.gif ...and those inexpensive print servers drooling.gif


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Frank Golden
post Jun 29 2006, 02:23 PM
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QUOTE (Bruno @ Jun 29 2006, 02:02 PM) *
Ye . . you are right . . wireless support is still a weak point in Linux . . . . but so was sound and USB storage not so long ago, and they catched up with that pretty well . . . . . . So let us hope all developpers now join the effort of making wireless as easy as plugging in a USB pendrive.
cool.gif Bruno

Hi all,
I'm running Ubuntu on my Centrino equipped laptop, the only real problem I have is switching from
wired to wireless and not being able to use WPA. Once I have it setup as default I can reboot and have
a solid wireless connection. Switching from one to the other requires a combination of Black Magic, some
knowhow and holding your mouth just right. hysterical.gif I find I have to disable my wired connection before enabling my wireless. Once I enter my WEP info etc. it is easier to switch in future. Not as easy as XP. Seriously though the developers are making headway. Some of the problem stems from the manufacturers
dragging their feet with driver releases.

This post has been edited by Frank Golden: Jun 29 2006, 02:29 PM


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[ XP-SP3 Pro | Win 7 RC | Ubuntu 8.04.2 LTS 64 bit & Ubuntu 8.10 64 bit | PCLinuxOS 2009.1 Gnome & KDE ]
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