[j-nsp] ex4200 throughput trouble on 10GE interface

Michael Schedrin mschedrin at gmail.com
Wed Aug 5 10:51:16 EDT 2009


Yes I have dot1Q trunk, all vlans are tagged on both sides of the link. If
it were misconfiguration issue, reboot wouldn't stop oversize errors
counter.
2009/8/5 <masood at nexlinx.net.pk>

> this can be an indication of faulty hardware or dot1q trunking
> configuration issues. on cisco boxes oversize counter, count number of
> packets received by the port from the network, where the packets were more
> than 1514 bytes. for 802.1Q trunk links you will notice this. is this a
> trunk link?
>
> Regards,
> Masood
> Blog: http://weblogs.com.pk/jahil/
>
>
> > I've disabled flow control when thoroughput fall occured again. That
> > didn't
> > help, but I investigated new information. On cisco side I have noticed
> > oversize errors on 10G interface, about 2000 per second. After juniper
> > reboot there are no such errors. So I dive into reading about this
> errors.
> > Any
> > help appreciated.
> >
> > 2009/8/5 Michael Schedrin <mschedrin at gmail.com>
> >
> >> That shounds a bit depressive. A couple days ago I set up vstp to
> >> communicate with cisco pvst+. Vstp was introduced in junos 9.4. Anyway
> >> thanks for information, I'll try to roll back to 9.4 firstly.
> >>
> >> 2009/8/5 Malte von dem Hagen <mvh at hosteurope.de>
> >>
> >> Hi,
> >>>
> >>> Michael schrieb:
> >>> > I use 9.5R2.7. Very interesting information about 9.3. Where did you
> >>> hear
> >>> > about it?
> >>>
> >>> we ran into several severe bugs on our EX switches, regarding different
> >>> functions (aggregated ethernet, virtual chassis, spanning tree etc.
> >>> etc.)
> >>> and
> >>> got that recommendation from our Juniper SE. That statement is some
> >>> weeks/months
> >>> old though, so I can't say if the situation changed.
> >>>
> >>> You can read some discussions about that topic in the mailing list
> >>> archives.
> >>>
> >>> Kind regards,
> >>>
> >>> .m
> >>>
> >>>
> >>
> >>
> >> --
> >> С уважением,
> >> Щедрин Михаил
> >> Начальник отдела ТП2
> >> SkyNet Telecom http://sknt.ru
> >> тел. +7 911 934-79-83
> >>
> >
> >
> >
> > --
> > С уважением,
> > Щедрин Михаил
> > Начальник отдела ТП2
> > SkyNet Telecom http://sknt.ru
> > тел. +7 911 934-79-83
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp
>
>
>


-- 
С уважением,
Щедрин Михаил
Начальник отдела ТП2
SkyNet Telecom http://sknt.ru
тел. +7 911 934-79-83


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