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Re: 4-byte crc packet with freebsd stack
- From: Andrew Lunn <andrew at lunn dot ch>
- To: Stefan Rosinger <a_jedi_night4u at gmx dot at>
- Cc: eCos Disuss <ecos-discuss at ecos dot sourceware dot org>
- Date: Wed, 16 Feb 2005 15:05:33 +0100
- Subject: Re: [ECOS] 4-byte crc packet with freebsd stack
- References: <001301c5142f$8cc4bfd0$0a00a8c0@rosinger>
On Wed, Feb 16, 2005 at 02:58:10PM +0100, Stefan Rosinger wrote:
> Hi!
>
> Does the FreeBSD stack append a 32 bit CRC packet at the end of every tcp/ip
> package?
There is no reason to do this.
You underlying network device will be added a CRC at the end, ie the
Ethernet CRC. Normally the hardware does this, but in a few cases this
is done in software as part of the device driver.
Andrew
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