Sudev,
   Thanks for your input. I am somewhat aware of the issues you have 
mentioned. My group was also repsonsible for releasing the first version of 
RConnect released by Reliance.
  Recently when I purchased a card for my daughter's laptop, I tried to get it 
working on Linux. I did considerable research on net and also in the Linux 
Kernel. The Oxford Semiconductor Chip being used has some bugs. Some time it 
shows up as being configured for a different Baud Rate etc. I have even tried 
those things.
  Any device should respond to AT command with an OK at least. Minicom is a 
great tool for doing such things. However, as of now I have not had success. 
I have tried going through the device driver source. Many other drivers based 
on OX Chip have various workarounds. The one for PCMCIA does have some but 
seems to be missing some workaround. ZTE does not seem to have any clue.

  If I still have the card with me as well as time, I would look into it. But 
I have given these pointers so that someone else could pick it up from there 
specially since I have to give the card to my duaghter in couple of days.

Thanks,
- Prabhat Ranjan
On Tuesday 14 November 2006 17:49, Sudev Barar wrote:
> On 14/11/06, Prof. Prabhat Ranjan <[EMAIL PROTECTED]> wrote:
> > Please see the following mail of mine. Till now I have not found a
> > solution for getting ZTE Datacard of Reliance on Linux. 2 more users have
> > posted similar mail on this mailing list:
> >
> > http://lists.infradead.org/pipermail/linux-pcmcia/2006-November/004114.ht
> >ml
>
> Please take the following with pinch of salt but this is more or less
> how I have got many connections working. And sorry for jumbled reply.
> I do hope to make a wiki at some site soon.
>
> The link given by you above provides the clue that card is detected
> and is being assigned to ttyS3
>
> SO modules or drivers are not the issue but you need to concentrate on
> the init string. My suggestion would be:
> Step 1
> In one terminal as sudo run "tail -f /var/log/messages"
> In the second terminal first become root by "sudo su -" and then do
> "echo "atz" > /dev/ttyS3" and see if any messages are shown in
> terminal 1(there should be none)? If the command prompt is returned
> without error on terminal 2 then command is getting piped to the card
> if not then wrong module/driver is getting attached.
> If the latter then you need to work out which module is getting loaded
> by using lsmod and then use module blacklist to make sure this does
> not get loadded and manually load the correct modules needed. If the
> former (more likely as the card is getting /dev/ttyS3) proceed to next
> step.
> Step 2
> If the card is running on a win machine near you try to see if you can
> come up with modem init string from there. Or google for such strings.
> Or try "at+crm=1;+cso=33" Or any other string that you are able to
> google out.
> When the correct string is run you will see no errors in the first
> terminal where "tail -f /var/log/messages" is running when a
> connection is initiated by any ppp connection programs.
>
> IMHO nothing is going to go wrong on modem or computer with improper
> string....you may have to take out the card and reboot but thats just
> about it.

-- 
********************************************************************
Prof. Prabhat Ranjan,
Professor, Ph.D.(UC Berkeley),
Dhirubhai Ambani Institute of Information
and Communication Technology (DA-IICT),
Gandhinagar - 382009 (Gujarat) - India
Web Page : http://www.daiict.ac.in
Research Group : http://intranet.daiict.ac.in/~ranjan/research/
Phone : (079) 30510553 (Direct) (079) 30520000 (PBX)
Fax : 91-79-30520010
********************************************************************


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