dispatch shutting msgs

[Benzi Mizrahi]

On Mon, 24 Jun 2002, [ISO-8859-1] Peter H=E5kanson wrote:

> On Mon, 24 Jun 2002, Benzi Mizrahi wrote:
>
> > On 24 Jun 2002 phn at icke-reklam.ipsec.nu wrote:
> >
> > >
> > > Benzi Mizrahi <vsbenzi at weizmann.ac.il> wrote:
> > >
> > >
> > > > Hello,
> > >
> > > >lately I noticed the folloing messages on our bind 9.2.1
> > > >nameservers. Looking at the log files I see these messages
> > > >started, at this volume - a dozen or more a day , about two
> > > > months ago. There are no other messages which imply any relations
> > > >to these messages.
> > > >Any idea what's going on here? The namservers operation seems to
> > > >be uninterrupted.
> > >
> > > Looks like receive errors at interface level. What OS ? And what
> > > doesthe OS statistics say ?
> >
> >
> > All nameservers are solaris 8, what statistics you're refering to?
>
> netstat -sshows stuff like UDP w/ checksum errors, your interfaces
> might log them ( visible with snmp, and i suppose sun can
> show them by local commands.

Why UDP? This is TCP connections that were reset. No errors here.

>
> > All are connected to our network with OC-12 ATM card running Lane.
>
> Seems like an inherent problem here. ATM never was good at
> transporting data.

I don't think so.

>
> Attatching a sniffer at your interfaces, is that possible ?
>

I think not...

>
> >
> > >
> > > >thanx,
> > >
> > > > Jun 24 08:25:21.513 dispatch: dispatch 4c74c0: shutting down due to=
 TCP
> > > > receive error: connection reset
>
> Deeming from the message itself it seems to be a TCP "connection", maybe
> a zone transfer where the remote side sends a RST packet. Is it
> the same machines that keeps sending RST ? If so, you might have
> a resource shortage in the remote system.
>
> Other reasons might be corruopted streams, ATM dropping cells etc.
>
>
> > > > Jun 24 08:25:55.435 dispatch: dispatch 152ee8: shutting down due to=
 TCP
> > > > receive error: connection reset
> > > > Jun 24 08:37:26.276 general: zone weizmann.ac.il/IN: transfered ser=
ial
> > > > 31729
> > > > Jun 24 08:37:47.606 general: zone wisdom.weizmann.ac.il/IN: transfe=
red
> > > > serial 18304
> > > > Jun 24 08:37:51.551 general: zone 77.132.in-addr.arpa/IN: transfere=
d
> > > > serial 23285
> > > > Jun 24 08:37:56.131 general: zone 76.132.in-addr.arpa/IN: transfere=
d
> > > > serial 478894
> > > > Jun 24 09:37:45.668 dispatch: dispatch 152ee8: shutting down due to=
 TCP
> > > > receive error: connection reset
> > > > Jun 24 09:38:08.455 dispatch: dispatch 4c74c0: shutting down due to=
 TCP
> > > > receive error: connection reset
> > > > Jun 24 10:08:29.243 dispatch: dispatch 158a3d0: shutting down due t=
o TCP
> > > > receive error: connection reset
> > > > Jun 24 10:08:39.373 dispatch: dispatch 158a3d0: shutting down due t=
o TCP
> > > > receive error: connection reset
> > >
> > >
> > > > Benzi Mizrahi,                         Tel: 972-8-9342456
> > > > computing center,                      Fax: 972-8-9344102
> > > > Weizmann Institute of Science,         /////////////////\
> > > > Rehovot, Israel.                     \\\\\\\\\\\\\\\\\/
> > >
> > >
> > >
> > >
> > > --
> > > Peter H=E5kanson
> > >     IPSec  Sverige      ( At Gothenburg Riverside )
> > >        Sorry about my e-mail address, but i'm trying to keep spam out=
,
> > > =09 remove"icke-reklam" if you feel for mailing me. Thanx.
> > >
> > >
> > >
> >
> >
> > Benzi Mizrahi,                           Tel: 972-8-9342456
> > computing center,                        Fax: 972-8-9344102
> > Weizmann Institute of Science,           /////////////////\
> > Rehovot, Israel.                         \\\\\\\\\\\\\\\\\/
> >
> >
> >
>
> --
> -- quote of the week
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> Peter H=E5kanson          Phone     +46707328101       Fax +4631223190
> IPSec sverige              Email      peter at ipsec.nu
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>
>
>


Benzi Mizrahi,                             Tel: 972-8-9342456
computing center,                          Fax: 972-8-9344102
Weizmann Institute of Science,             /////////////////\
Rehovot, Israel.                           \\\\\\\\\\\\\\\\\/