Re: Access packets directly from NIC

> From owner-freebsd-questions@freebsd.org  Wed Oct 31 06:29:57 2012
> From: =?UTF-8?B?0JLQuNGC0LDQu9C40Lkg0KLRg9GA0L7QstC10YY=?=
>  <corebug@corebug.net>
> Date: Wed, 31 Oct 2012 13:29:05 +0200
> Subject: Re: Access packets directly from NIC
> To: Jack Mc Lauren <jack.mclauren@yahoo.com>
> Cc: FreeBSD Global Users Mailing List <freebsd-questions@freebsd.org>
>
> 2012/10/31 Jack Mc Lauren <jack.mclauren@yahoo.com>:
> > Hello FreeBSD users !
> >
> > How can i access and check packets directly from NIC ?
> >
> > Regards, Jack
>
> I believe that easiest way is using tcpdump. Also you should specify what 
> you mean by 'accessing packets': is it the need to view raw packet data, 
> or what? :)
>

tcpdump is _the_ tool for this for command-line use.

For access from within a program, 'man bpf'.

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