Re: [Bluez-users] Bluez + 6630 rfcomm was working, suddenly died.

[Marcel Holtmann <marcel@holtmann.org>]

Hi Stefan,

> I had bluez + ubuntu hoary making a ppp connection over bluetooth to
> my 6630, just fine for a few days, by following the instructions here:
> 
> http://www.teaparty.net/technotes/blue-gprs.html
> 
> and then suddenly it broke.
> 
> now, when I do
> 'pppd call gprs', it just returns, the phone never prompts me to
> accept the connection, and no connection is made.
> 
> it seems to be communicating:
> 
>  rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 clean
> root@stefvaio:~ # pppd call gprs
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 config [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 disconnecting [tty-attached]
> root@stefvaio:~ # rfcomm show
> rfcomm0: 00:12:62:DC:EA:63 channel 1 closed
> root@stefvaio:~ #
> 
> but it doesn't seem able to make the connection anymore
> 
> I did a couple of things (overexcited by the ease with which I got it
> working), that might have caused this.
> 
> I tried to re-pair the phone with the laptop, because I wanted to
> change the name of the phone.  So I deleted the pairing on the phone,
> and then the /etc/bluetooth/link_key . Now when I re-pair, it finds
> the device, but just hangs with 'waiting for stefvaio-0', and then
> 'says unable to pair' . The phone still works fine with another
> machine running OSX (and I realise you can change the name without
> re-pairing. woe is me)
> 
> so it looks like pairing is the cause of the problem.
> 
> How do I re-pair the phone with my laptop, short of reinstalling everything? 
> 
> where should I  be looking for further diagnostics?
> 
> I also changed my hcid.conf to try and get my palm sync working too,
> so that may have caused the problem.
> 
> I have attached the hcid.conf in case it's glaringly obvious.
> 
> This is a shame. I've waited *years* for my phone to become a decent
> access device, and then after a weekend I've broken it.

show us the output of "hcidump -X -V" as root while you are trying to
connect to your phone.

Regards

Marcel




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