---- On Fri, 13 Jul 2018 18:00:03 +0100 Francois-Xavier Le Bail
<[email protected]> wrote ----
> Hello,
>
> In http://www.tcpdump.org/linktypes/LINKTYPE_LINUX_SLL.html and
> http://www.tcpdump.org/linktypes/LINKTYPE_LINUX_SLL2.html, there is:
>
> "If there are more than 8 bytes, only the first 8 bytes are present, and if
> there are fewer than 8
> bytes, there are padding bytes after the address to pad the field to 8
> bytes."
>
> Does anyone know why the 8 bytes limit ?
My guess is it is because of the 16 byte default limit on the header length, as
Guy mentioned a couple days ago.
> Should we add that the padding is done with '\0' bytes ?
As far as encodings typically go, if the padding bytes are always discarded, it
does not make difference. But it will not hurt to say the customary "MBZ".
--
Denis Ovsienko
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