From owner-freebsd-net@FreeBSD.ORG Mon Mar 3 14:34:43 2008 Return-Path: Delivered-To: net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B34C41065674 for ; Mon, 3 Mar 2008 14:34:43 +0000 (UTC) (envelope-from tevans.uk@googlemail.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.169]) by mx1.freebsd.org (Postfix) with ESMTP id CD5758FC15 for ; Mon, 3 Mar 2008 14:34:42 +0000 (UTC) (envelope-from tevans.uk@googlemail.com) Received: by ug-out-1314.google.com with SMTP id y2so2123322uge.37 for ; Mon, 03 Mar 2008 06:34:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:received:received:subject:from:to:cc:in-reply-to:references:content-type:date:message-id:mime-version:x-mailer; bh=/FnWiNI18s+OXjAqHcwVJEQYARxHRJ8drYnPvekUMsY=; b=L+YZ+mhu1HYPkM/ISjnIHh6kKvw/4K5FzZ1RmhKKlb51y36lPkn/b+AOXF1GZPpGJnmavfVmBKcHWqYQ4Mx9jys8BVsM6IBjmMc8iO6mC0/qjs8sSq+omJlehMLsT7/A6HzUyuOnH1Up11fhKqKefcQxEmh4On+GwW0ZqaFCTko= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date:message-id:mime-version:x-mailer; b=HgfumiafQ8HFoyOwHgzhZ60L8wpIsWIw0xdRpW0myhal/TQ2qz7F4Z9zy8nzfUVkZS+OsVldh1wEJinEFBef23l9bYwkR1gI0/ryiLtFYVRYiSUiKB5Nh5BveJlo7jg5myvxx5fNEHtbXiUlI7BVNVIFWoUZZ++qWpPStv+z71M= Received: by 10.78.159.7 with SMTP id h7mr19025859hue.66.1204553177197; Mon, 03 Mar 2008 06:06:17 -0800 (PST) Received: from ?127.0.0.1? ( [217.206.187.79]) by mx.google.com with ESMTPS id b30sm89215ika.11.2008.03.03.06.06.15 (version=SSLv3 cipher=RC4-MD5); Mon, 03 Mar 2008 06:06:16 -0800 (PST) From: Tom Evans To: =?iso-8859-2?Q?=A3ukasz?= Bromirski In-Reply-To: <47CBF503.9060208@bromirski.net> References: <497111.42659.qm@web63905.mail.re1.yahoo.com> <20080301225727.GA85851@owl.midgard.homeip.net> <47CAADB8.9000202@digiware.nl> <47CC304F.6040006@bromirski.net> <47CBF16C.6020704@digiware.nl> <47CBF503.9060208@bromirski.net> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-eMDZ/4GtxHQsf8TH8AHn" Date: Mon, 03 Mar 2008 14:06:14 +0000 Message-Id: <1204553174.2126.170.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.10.2 FreeBSD GNOME Team Port Cc: net@freebsd.org Subject: Re: FBSD 1GBit router? X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Mar 2008 14:34:43 -0000 --=-eMDZ/4GtxHQsf8TH8AHn Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Mon, 2008-03-03 at 13:54 +0100, =C5=81ukasz Bromirski wrote: > I don't know exact requirements and application used, but given IP TV > deployments relying heavily on multicast, and all other "VoD" > technologies also using multicast...I find Your comments disturbing :) >=20 > However, if you don't control the network over which it will be > transported, you need to replicate each stream...and so either > you'll find bandwidth to do it (or pay for it) or be forced to switch > to other design. >=20 The 4 most used 'IPTV' (in that they deliver TV, over IP) in the UK (BBC iPlayer, 4OD, Sky by Broadband, and itv.com) do not use multicast at all. Some multicast streams are available from the BBC, but they are notorious for not working with various different providers. Clearly, whilst multicast may be the future, for now it is not. Tom --=-eMDZ/4GtxHQsf8TH8AHn Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQBHzAXRlcRvFfyds/cRArMaAJsE0x7iW9PdjdVe5RfC/QrDt7BgiACeIWMr X2pK5AkxFTsI7L5amc9lH3A= =BNRd -----END PGP SIGNATURE----- --=-eMDZ/4GtxHQsf8TH8AHn--