On Saturday 23 Nov 2013 11:44:58 Robin Atwood wrote: > On Monday 18 November 2013, Mick wrote: > > After more than a year I tried to tether my mobile to my laptop to > > connect to GPRS using kppp. I noticed that kppp hangs and I have to > > kill it, while it hangs with "Modem Ready". I can query the modem > > successfully using kppp, and it responds to ATI initialisation commands, > > so now I am trying to understand what is wrong with it and why the > > connection does not complete. > > > > ifconfig -a does not show rfcomm0, but this may be because it never > > completes the connection to my mobile phone provider's network, so the > > ppp link is not established. > > > > I can see that the rfcomm device is being created: > > > > # ls -la /dev/rfcomm* > > crw-rw---- 1 root uucp 216, 0 Nov 17 15:51 /dev/rfcomm0 > > > > and it does try to connect until it freezes showing "Modem Ready", but I > > am getting no more errors to know what to do next. > > > > I was thinking that this may be related to the udev NIC renaming change > > that happened within the last year. However, I never had any udev rules > > to manage rfcomm and from what I recall vaguely when the udev update > > came, I had no problem connecting (but memory may be failing me after > > all this time). It could of course be related to my mobile phone > > providers settings - I haven't changed these for a long time and looking > > on the Internet I can't find if they are any different now. > > > > How should I troubleshoot this further? > > > > Could someone please hold my hand to set up ppp so that I can avoid kppp > > and its freezing behaviour? > > Have you started the rfcomm service? I remember having trouble until I did > that.
Thanks Robin, yes I started bluetooth and rfcomm as I used to do. I wonder if this is an ISP problem, i.e. they are no longer offering GPRS on this mobile phone account, or if I need a different login. I'll try again later to see if this is a temporary fault when I get a minute. -- Regards, Mick
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