Date: Sat, 19 Aug 2000 13:56:42 +0900 From: JINMEI Tatuya / =?ISO-2022-JP?B?GyRCP0BMQEMjOkgbKEI=?= <jinmei@isl.rdc.toshiba.co.jp> To: gbnaidu@sasi.com Cc: freebsd-net@FreeBSD.ORG Subject: Re: multicast packets & tcpdump... Message-ID: <y7vsns1kfw5.wl@condor.isl.rdc.toshiba.co.jp> In-Reply-To: In your message of "Thu, 17 Aug 2000 16:11:34 %2B0530 (IST)" <Pine.LNX.4.21.0008171609360.1108-100000@pcd75.sasi.com> References: <y7vhf8kh78b.wl@condor.isl.rdc.toshiba.co.jp> <Pine.LNX.4.21.0008171609360.1108-100000@pcd75.sasi.com>
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>>>>> On Thu, 17 Aug 2000 16:11:34 +0530 (IST), >>>>> "G.B.Naidu" <gbnaidu@sasi.com> said: > Thanks to all who responded. The source socket was bound to multicast > group address rather than to the INADDR_ANY address. Surprisingly linux > works even with the multicast group address. I don't think it's so surprising. Binding a socket to a multicast address is not fully documented, and thus the semantics just varies over implementations. (however, I admit the current BSD's behavior is *worse* than one of linux. It simply allows normal user to send invalid packets to the wire.) JINMEI, Tatuya Communication Platform Lab. Corporate R&D Center, Toshiba Corp. jinmei@isl.rdc.toshiba.co.jp To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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