Using Motorola E680 Linux cellphone as modem for Linux lap..

Archived from groups: comp.sys.laptops,alt.internet.wireless (More info?)

jon.roland@constitution.org wrote:
> My problem is to figure out how to use a Motorola E680 cellphone,
> which runs Trolltech Linux, and can function as a dialup USB modem,
> using Windows, to provide wireless access to the Internet, can be
> used as a modem with a laptop running Linux (in this case Mepis
> Debian 3.3, but that doesn't seem to matter). I have tried kppp and
> wvdial to no avail.
>
> What does work is to boot the laptop under Windows, and run a
> Motorola-supplied program called GPRSManager which issues dialup
> commands to the phone creating what I presume is a ppp connection.
> That works fine. I can browse, send and receive email, etc. (However I
> haven't figured out yet how to send email from the phone or reply to
> messages received. I can receive email on the phone at
> 5122995001@tmomail.net, but want to set up a mailbox that can send and
> receive email.)
>
> It was suggested that I send an initialization string
>
> AT+cgdcont=1,"IP",:internet2.voicestream.com"
>
> but this and variations on it using kppp or wvdial just return ERROR.
>
> I can issue just the dialout number using
>
> ATDT*99# but get NO DIALTONE and
> ATD*99# but get NO CARRIER
>
> using either kppp or wvdial.
>
> Incidentally, on wvdial I had to insert a line in the /etc/wvdial.conf
> file
>
> Stupid mode = yes
>
> and set the Username and Password to " " (blank) to get it to run.
>
> I ran the strings command on the GPRSManager.exe file and examined the
> (ASCII text) driver files for the Windows programs, but none of them
> seem to contain anything that would issue anything resembling the
> above suggested initialization command. Apparently some initialization
> command is needed to set up the dialing of the number.
>
> It would be nice to be able to get a computer running Linux to talk to
> a phone running Linux. Of course, it would be even better if the phone
> were a router rather than a dialup modem, but we can all join in
> urging the cellphone manufacturers to come out with a product like
> that.
>
> If anyone has any solutions, or can suggest other groups to post this
> to, please email them to jroland at linux-migration.net.

Repost to alt.cellular.motorola, and alt.os.linux.xxxx where xxxx is
your distro or a general group for more knowledgeable audiences.

Q