Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1UJZdo-0001cZ-H9 for bitcoin-development@lists.sourceforge.net; Sun, 24 Mar 2013 01:22:32 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.215.44 as permitted sender) client-ip=209.85.215.44; envelope-from=gmaxwell@gmail.com; helo=mail-la0-f44.google.com; Received: from mail-la0-f44.google.com ([209.85.215.44]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1UJZdn-0000oQ-Dg for bitcoin-development@lists.sourceforge.net; Sun, 24 Mar 2013 01:22:32 +0000 Received: by mail-la0-f44.google.com with SMTP id eb20so9481328lab.17 for ; Sat, 23 Mar 2013 18:22:24 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.152.125.239 with SMTP id mt15mr3520119lab.26.1364088144571; Sat, 23 Mar 2013 18:22:24 -0700 (PDT) Received: by 10.112.96.164 with HTTP; Sat, 23 Mar 2013 18:22:24 -0700 (PDT) In-Reply-To: References: Date: Sat, 23 Mar 2013 18:22:24 -0700 Message-ID: From: Gregory Maxwell To: Jay F Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -1.6 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (gmaxwell[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-Headers-End: 1UJZdn-0000oQ-Dg Cc: Bitcoin Development Subject: Re: [Bitcoin-development] A bitcoin UDP P2P protocol extension X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Mar 2013 01:22:32 -0000 On Sat, Mar 23, 2013 at 5:57 PM, Jay F wrote: > My first concern was that I and about everyone else only has TCP/UDP > port forwarding, You tunnel it! http://tools.ietf.org/html/draft-tuexen-tsvwg-sctp-dtls-encaps-00 You could do worse to have a data stream that looks like WEBRTC traffic=E2= =80=A6 In some ways SCTP is a pretty optimal transport for Bitcoin like messaging.