Hi.

Maybe you enabled LQR in your ppp.conf with and
LQR_PERIOD=10 ???

Ingolf Koch wrote:
> 
> Hi,
> 
> on my NetBSD_1.5ALPHA/i386 running i4b-00.90.0/sppp, I see
> some strange traffic on the isp0 interface: after dial-out,
> there is some small traffic going in and out (16 bytes in
> each direction) every ten seconds even if the interface
> is unused by any application. See the following tcpdump
> log (this is _all_ output -- nothing is printed after the
> timestamp).
> 
> 00:00:04.301539
> 00:00:04.301630
> 00:00:14.300850
> 00:00:14.300941
> 00:00:24.300533
> 00:00:24.300625
> 00:00:34.300222
> 00:00:34.300312
> (and so on)
> 
> This could be some keep-alive mechanism -- I have no idea.
> I am quite sure that I did not see this on 1.4M or so, but
> I have changed ISPs meanwhile, so this could be the reason.
> 
> Although this traffic does not keep the isdn connection up
> endlessly, it disturbs isdnd's idle time calculation (the
> connection is terminated at a time totally different from
> end_of_unit-early_hangup.
> 
> What is the explanation for this behaviour, and what can I
> do to stop this traffic?
> 
> (I have sent this to both the netbsd-help and the freebsd-isdn
> lists as I am not sure which party is the right addressee
> in this case.)
> 
> Regards
>     Ingolf
> --
> 
> Ingolf Koch     ICQ#60829470     Beste Kneipe in Jena-Ost
> PGP: 0x7B3B5661  213C 828E 0C92 16B5  05D0 4D5B A324 EC04
> 
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-- 
              Roberto Nunnari -software engineer-
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