[solved maybe] Re: wireless giving trouble in Ubuntu recently

[C Hamel]

On Thursday 19 October 2006 09:54, H.S. wrote:
<SNIP>
> Last night I did some more reasearch on google and Ubuntu forums and I
> think I might finally got around the problem.
>
> There are two main issues that I dealt with in this. The first one was
> sorting out the network manager issue and the second was regarding
> gnome-keyring.
>
>
> I had configured some "locations" in the Networking GUI, I deleted all
> those locations. Then I shut down networking:
> $> sudo /etc/init.d/networking stop
>
> and edited /etc/network/interfaces file such that only two lines were
> present in it:
> ##########################
> auto lo
> iface lo inet loopback
> ##########################
> all other interfaces were deleted.
>
> That 'cleaned' up my networking and the bare minimum interfaces file is
> supposed to let the network-manager handle the interfaces automatically
> on next reboot. Next, I wanted to reboot, but before doing so I made
> sure I had nm-applet in the Startup Programs tab in  System ->
> Preferences -> Sessions.
>
> After rebooting, I had a clean interfaces file and got the nm-applet on
> the panel. Now if I clicked on the nm-applet, it showed the wired
> connection radio button and also all the wireless connections available
> at that time. Before connecting to a wireless network, it is a good idea
> to have gnome-keyring-manager package installed.
>
> What happens is, when you select a wireless network to connect to via
> the nm-applet, it will ask you for the passphrase or the WEP key. Be
> careful to choose the proper selection about the key (whether it is a
> passpharse,  a HEX key or an ASCII key). That key is saved by nm-applet
> in your gnome-keyring in an encrypted form. So if you have your keyring
> working, it is fine. If not, Gnome will prompt you for a password for
> the keyring. The easiest option is to make it the same as your login
> password (I didn't, but I have since haven't found a way to change the
> password in the keyring that I once selected). So, to recap, nm-applet
> will ask you for a WEP key or passphrase, to store it in the keyring,
> gnome-keyring will ask you for a password with which to encrypt the
> information it saves. The next time you login, gnome-keyring will
> automatially use those WEP keys you saved like this.
>
> At this point, you should be able to connect to a wireless network.
>
> Now, in case you have already been using nm-applet, I am not sure how
> all this will workout. From my experience though (a short one yet),
> there may be a situation that you wanted to delete some network essid's
> and their keys from the memory of your nm-applet. This information is
> saved in the gconf-editor in:
> /system/networking/wireless/networks/<essid>
>
> Just remove the <essid> directory from the configuration editor and it
> will be forgotten by the nm-applet. However, the configuratior editor
> apparently doesn't give a "delete" option. I just logged off, deleted
> the /tmp/.gconf* directory, went to the
> ~/.gconf/system/networking/wireless/networks directory and deleted the
> directories of essids that I did not want. I reloged in and the
> nm-applet had forgotten about those.
>
> Since doing the above procedure (got quite a bit of help from Ubuntu
> forums), I joined my home wireless networks (two of them) and switched
> between them and it was working okay. I then plugged the lan cadiffeble and
> nm-applet then disconnected the wireless networks and connected through
> lan. When lan was unplugged, it joined one of my preferred wireless
> networks automatically. It was pretty nice. I will try to verify this on
> the coming weekend.
>
> Hope this helps. If I have made a mistake someplace or I have overlooked
> something, please feel free to comment.
>
> regards,
> ->HS
Thank you for the detailed information.  To my knowledge, I do not use the 
gnome keyring.  I use KDE.  Since I do not have WEP I wonder if that makes 
any difference, anyhow.
-- 
	...CH
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