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Date: Thu, 26 Jun 2003 16:41:16 -0700
From: Stephen Hemminger <shemminger@osdl.org>
To: Diego Calleja =?ISO-8859-1?B?R2FyY+1h?= <diegocg@teleline.es>
Cc: dgp85@users.sourceforge.net, linux-kernel@vger.kernel.org
Subject: Re: PPP Modem connection impossible with 2.5.73-bk2
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On Thu, 26 Jun 2003 19:52:38 +0200
Diego Calleja Garc?a <diegocg@teleline.es> wrote:

> On 25 Jun 2003 21:06:18 +0200
> Flameeyes <dgp85@users.sourceforge.net> wrote:
> 
> > Hi,
> > After the upgrade from 2.5.73-bk1 to bk2 the pppd daemon is killed, so
> > the ppp connection is impossible.
> > After the reverse of the patch I can connect.
> > I also applied the bk2-bk3 patch (without the bk2), and I have no
> > problems.
> > So the problem is in bk2.
> 
> 
> I can confirm it.
> Jun 25 00:11:09 estel chat[13737]:  -- got it 
> Jun 25 00:11:09 estel chat[13737]: send (\d)
> Jun 25 00:11:10 estel pppd[13734]: Serial connection established.
> Jun 25 00:11:10 estel pppd[13734]: using channel 8
> Jun 25 00:11:10 estel pppd[13734]: Using interface ppp0
> Jun 25 00:11:10 estel pppd[13734]: Connect: ppp0 <--> /dev/ttyS1
> Jun 25 00:11:11 estel pppd[13734]: sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magi
> c 0x54b41996> <pcomp> <accomp>]
> Jun 25 00:11:11 estel pppd[13734]: rcvd [LCP ConfReq id=0x1 <mru 1514> <asyncmap
>  0x0> <auth chap MD5> <magic 0xf1833c0e> <mrru 1514> <endpoint [null]>]
> Jun 25 00:11:11 estel pppd[13734]: sent [LCP ConfRej id=0x1 <mrru 1514>]
> Jun 25 00:11:11 estel pppd[13734]: rcvd [LCP ConfRej id=0x1 <pcomp>]
> Jun 25 00:11:11 estel pppd[13734]: sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magi
> c 0x54b41996> <accomp>]
> Jun 25 00:11:11 estel pppd[13734]: Modem hangup
> Jun 25 00:11:11 estel pppd[13734]: Connection terminated.
> Jun 25 00:11:12 estel pppd[13734]: tcsetattr: Invalid argument
> Jun 25 00:11:12 estel pppd[13734]: Exit.
> 
> 
> Plain 2.5.73 works.

What is your ppp configuration, anything special? 
Is serial line fat or slow? Is this on SMP or UP system?

I can't reproduce this over a null modem cable so trying to see what could
be different.
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