Ethernet MTU

[Chris Johns]

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Michael Hamel wrote:
> 
> Has anyone used jumbo packets (MTU of ~9000) with the RTEMS networking  
> stack? I have a working gigabit network stack up on the PPC405EXr, but  
> I'm not seeing more than 17Mbytes a second throughput.

How are you testing this ?

> I understand  
> that using a larger MTU would make quite a difference, but its not  
> clear to me how to reconfigure the interface to do it. I can get the  
> necessary information out of the PHY without any trouble, the question  
> is what to do when it says it has made a gigabit connection...
> 
> Thanks for any comments,
> 
> ---
> Wi not trei a holiday in Sweden this yer?
> 
> Michael Hamel
> ADInstruments Ltd, Dunedin, NZ
> 
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