[c-nsp] low end gige with jumbo frames

Sascha E. Pollok nsp-list at pollok.net
Thu Mar 17 22:45:43 EST 2005


> > > Which "lowend" Cisco switches support jumbo frames?  I know the 2970
> > > doesn't.
> >
> > http://www.cisco.com/en/US/products/hw/switches/ps700/products_configuration_example09186a008010edab.shtml
> >
> > Of course, that's updated May 25, 2004, so there may be changes since
> > then...  Too bad there's no feature navigator for Catalysts.  From that
> > page, it looks like the 3750 is the lowest that does jumbo frames.
> > Looks like the 3560 also supports it:
> >
> > http://www.cisco.com/en/US/products/hw/switches/ps5528/products_configuration_guide_chapter09186a00803a9abc.html

It is at least configurable:

2970#sh sys mtu

System MTU size is 1546 bytes
System Jumbo MTU size is 9000 bytes

Don't know if it's working, though

Cheers
Sascha



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