[c-nsp] Giants on TenGig Interface

Jared Mauch jared at puck.nether.net
Wed Jun 27 12:46:42 EDT 2007


On Wed, Jun 27, 2007 at 11:15:03AM -0400, christian wrote:
> sorry guys i knew i forgot something
> 
> this is on a 7609 running  12.2(18)SXF7
> 
> On 6/27/07, Ozgur Guler <ozgur11 at gmail.com> wrote:
> >
> > What is the IOS?
> > In older releases you might need to increase the interface/physical mtu to
> > match the mpls/ip mtu...
> >
> > On 6/27/07, christian < christian at 0x1f.com> wrote:
> >
> > > anyone know what could be causing giants on a tengig interface?
> > >
> > > I couldnt find any bugs, etc maybe a cosmetic issue..
> > >
> > > aggr1#sh int tengig8/1 | in gian
> > >      0 runts, 672768789 giants, 0 throttles
> > > aggr1#

	As said before, the 65xx/76xx count frames over ~1500 as giants,
even if they are valid for the configured interface mtu.  On these interfaces
you can not use that counter for diagnosis of the 'badness' of the
interface.

	- Jared

-- 
Jared Mauch  | pgp key available via finger from jared at puck.nether.net
clue++;      | http://puck.nether.net/~jared/  My statements are only mine.


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