Date: Wed, 2 Oct 1996 16:52:40 PDT From: Bill Fenner <fenner@parc.xerox.com> To: shadows@whitefang.com Cc: questions@freebsd.org Subject: Re: SOCK_RAW & IPPROTO_TCP semantics Message-ID: <96Oct2.165251pdt.177476@crevenia.parc.xerox.com> In-Reply-To: Your message of "Tue, 01 Oct 1996 22:00:05 PDT." <Pine.NEB.3.95.961002075730.6175B-100000@broken.whitefang.com>
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SOCK_RAW is only for packets that other protocols haven't claimed already. Since TCP is already implemented in the kernel, the raw interface doesn't get the packets at all. The only way I know of to grab all TCP packets would be using BPF. Bill
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