Re: [Bluez-users] problems using rfcomm device

Kai Haberzettl
2004-11-19T12:16:55Z

Marcel Holtmann <marcel@holtmann.org> writes:

>> >> Trying to get bluetooth running under Debian Testing here. Connecting
>> >> to my device (Nokia 6600 cell) works fine, but whenever I try to
>> >> access the device using pppd or minicom I get something like this:
>> >>
>> >> Nov 19 06:18:01 arthur pppd[1382]: Failed to open /dev/rfcomm0:
>> >> Invalid argument
>> >
>> > run "hcidump -X" as root and see what happens.
>>
>> arthur:/home/khaberz# hcidump -X
>> HCIDump - HCI packet analyzer ver 1.12
>> device: hci0 snap_len: 1028 filter: 0xffffffff
>>
>> ...and that's it, even if I try to connect with pppd.
>
> I overlooked your real mistake. You set the channel to the value 0 for
> the /dev/rfcomm0 and this is not a valid one. Use 1 for the channel
> number.

That was it. Thanks a lot!

Cheers,