hi, Marcel
 Thanks for the prompt reply! But for my case, the kernel is hard to change, 
could you please advice me what can I do for the time being, to ensure the 
data can be sent & received correctly?
 Regards,
Andy
 On 6/30/05, Marcel Holtmann <marcel@holtmann.org> wrote: 
> 
> Hi Andy,
> 
> > I am currently connect Nokia 7650 to an arm box (kernel 2.4.27) via
> > Serial Profile using BlueZ(libs-2.14, utils-2.14, hcidump-1.16). The
> > problems are:
> >
> > 1. Every twice connections, one success, and the other said time out.
> > 2. After receive about 5 message from arm box, it do not send back any
> > data, from hcidump output, it simplely stalls.
> > 3. Every twice sending message from Nokia, one success, and one has no
> > effects, hcidump has no output also.
> > 4. If I start hcidump before connection, then I can never connect
> > successfully.
> >
> > But everything seems to work well when I connect the Nokia 7650 to a
> > PC.
> 
> update bluez-libs and bluez-utils and you should also update your
> kernel. The 2.4.27 is quite old and it might have bugs.
> 
> Regards
> 
> Marcel
> 
> 
> 
> 
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