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Re: wrong return code in pppd 2.4.5



On Thu, Feb 11, 2010 at 10:06:08AM +0100, walter harms wrote:
> I found this bug in ppp 2.4.5 (Source:ftp://ftp.samba.org/pub/ppp/ppp-2.4.5.tar.gz).
> 
> After idle the pppd should return with 12 (idle timeout) but does
> return with 16 (hang up).
> (see log below)
> 
> Is this a known problem ? Is there a patch available ?
> 
> re,
>  wh
> 
> 
> 
> /var/log/messages:
> 
> ....
> Feb 10 11:02:51 mws3-94700737 daemon.notice pppd[1716]: Terminating connection due to lack of activity.
> Feb 10 11:02:51 mws3-94700737 daemon.info pppd[1716]: Connect time 1.4 minutes.
> Feb 10 11:02:51 mws3-94700737 daemon.info pppd[1716]: Sent 3090 bytes, received 3869 bytes.
> Feb 10 11:02:51 mws3-94700737 daemon.debug pppd[1716]: Script /etc/ppp/ip-down started (pid 1751)
> Feb 10 11:02:51 mws3-94700737 daemon.debug pppd[1716]: sent [LCP TermReq id=0x2 "Link inactive"]
> Feb 10 11:02:51 mws3-94700737 daemon.debug pppd[1716]: Script /etc/ppp/ip-down finished (pid 1751), status = 0x0
> Feb 10 11:02:54 mws3-94700737 daemon.debug pppd[1716]: sent [LCP TermReq id=0x3 "Link inactive"]
> Feb 10 11:02:57 mws3-94700737 daemon.notice pppd[1716]: Connection terminated.
> Feb 10 11:02:58 mws3-94700737 daemon.notice pppd[1716]: Modem hangup
> Feb 10 11:02:58 mws3-94700737 daemon.info pppd[1716]: Exit.
> Feb 10 11:02:58 mws3-94700737 user.notice root: pppd terminated with: 16

Is this talking to a modem attached to a real serial port?  I'm
wondering what might have caused pppd to see a hangup from the modem.

In any case, I suppose pppd should ignore hangups once we've decided
to terminate the link from our end.  Patches welcome. :)

Paul.
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