Broadcom NIC supports jumbo frames?

Vann H. Walke walkev at
Wed Dec 18 15:40:57 PST 2002

The broadcom cards should support it.  Make sure your switches support
jumbo frames as well though.  Many don't.


On Wed, 2002-12-18 at 17:28, Greg Lindahl wrote:
> On Wed, Dec 18, 2002 at 01:00:11PM -0500, Jeff Layton wrote:
> >    Just to be sure, if we are running jobs on this cluster, ALL of
> > the nodes have to have a MTU of 9000 (I found that wasn't set
> > correctly). Anything thing else I should check? (we're having
> > MPI jobs fail after we switched all of the nodes to jumbo
> > frames).
> Try ping with an 8000 byte packet. If both sides don't agree on the
> MTU, you'll see 100% lossage.
> greg
> _______________________________________________
> Beowulf mailing list, Beowulf at
> To change your subscription (digest mode or unsubscribe) visit

More information about the Beowulf mailing list