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Date: Tue, 06 Apr 2004 11:38:06 +0900
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From: JINMEI Tatuya / =?ISO-2022-JP?B?GyRCP0BMQEMjOkgbKEI=?=
	<jinmei@isl.rdc.toshiba.co.jp>
To: "Sebastien Petit" <spetit@selectbourse.com>
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cc: freebsd-net@freebsd.org
Subject: Re: SOCK_RAW sockets and IPPROTO_AH
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>>>>> On Mon, 5 Apr 2004 15:12:49 +0200, 
>>>>> "Sebastien Petit" <spetit@selectbourse.com> said:

> Hi,
> Is there a way to receive AH packets in userland with a SOCK_RAW socket ?
> ie: socket(AF_INET, SOCK_RAW, IPPROTO_AH) ?
> I found that this socket call doesn't work under FreeBSD. On OpenBSD, it works but a recvfrom/read doesn't return any AH packets when it was received on an interface.

> Is there another proper way to receive AH packets in Userland under FreeBSD ? (bpf/pcap is not a solution because I want to have a socket opened for multicast join)

Unfortunately, bpf/pcap is the only solution.

					JINMEI, Tatuya
					Communication Platform Lab.
					Corporate R&D Center, Toshiba Corp.
					jinmei@isl.rdc.toshiba.co.jp