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Re: ARP message padding
On Saturday 12 July 2008 13:33:09 David Laight wrote:
> On Sat, Jul 12, 2008 at 11:46:31AM +0100, Roy Marples wrote:
> > Hi list!
> > Whilst working on the IPv4LL part of dhcpcd, I was wondering why some
> > frames I was capturing were 60 bytes and some were 42 - which was the
> > size I was expecting. After some research, I find about minimum ethernet
> > frame size which is 64, including the 4 byte crc.
> Quite possibly you are capturing transmit packets before they get padded.
> TX padding may be done by hardware MAC unit, or the low levels of the
> ethernet driver.
More research shows that every source I can find does not pad and neither does
a direct capture on devices I can, leaving it to something else (driver, OS,
Sorry for noise :)
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