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RE: [ethmac] what if DATA field is of size zero



Opencores Ethernet MAC needs a minimum size of 5 bytes for proper
functioning. By the standard it is between 64 and 1518.

Regards,
	Igor



> -----Original Message-----
> From: owner-ethmac@opencores.org [mailto:owner-ethmac@opencores.org]
On
> Behalf Of Kevin Kay
> Sent: Thursday, January 16, 2003 2:32 PM
> To: ethmac@opencores.org
> Subject: RE: [ethmac] what if DATA field is of size zero
> 
> A minimum legal packet length is 64 bytes.  If you control your entire
> network, then I guess you can run just about any length packet you
wish (0
> length data field all the way to a jumbo packets of 64kbytes or so).
> However, if it's going to be on an open network, then the acceptable
> packet lengths are between 64 and 1518 bytes.
> 
> Regards,
> Kevin
> 
> -----Original Message-----
> From: Mohan Krishna [mailto:mkrishna@tataelxsi.co.in]
> Sent: Thursday, January 16, 2003 7:35 AM
> To: ethmac@opencores.org
> Subject: [ethmac] what if DATA field is of size zero
> 
> 
> Hi all,
> 
> Can any one clarify me wether it is possible for the data field be of
> size zero.
> if so then if there is an option to disable padding in the transmitter
> then what is the expected behavior of the receiver.
> 
> Thanks in advance
> 
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