Chris, optional means it can be enable or not, how to enable it and get
the header to verify the checksum.
On Thu, 2011-02-10 at 15:14 +1100, Chris Donovan wrote:
> Yes the checksum is for the header and data.
> Keep in mind that the checksum value is optional in ipv4, but required in ipv6.
>
> Chris-
>
> On Thu, Feb 10, 2011 at 2:41 PM, Randi <nightdecoder@xxxxxxxxx> wrote:
> > Hi All,
> >
> > Since UDP socket is not reliable, what the common way in user level to
> > check UDP communication's data for error (eg. malformed, corrupted,
> > etc.)? is the checksum field in the UDP header (struct udphdr) intended
> > to this problem?
> >
> > Randi
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