Date: Mon, 18 Jan 2016 05:05:55 +0000 (UTC) From: Benjamin Kaduk <bjk@FreeBSD.org> To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r48052 - head/en_US.ISO8859-1/htdocs/news/status Message-ID: <201601180505.u0I55ttT017654@repo.freebsd.org>
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Author: bjk Date: Mon Jan 18 05:05:55 2016 New Revision: 48052 URL: https://svnweb.freebsd.org/changeset/doc/48052 Log: Add MPTCP entry from Nigel Williams Modified: head/en_US.ISO8859-1/htdocs/news/status/report-2015-10-2015-12.xml Modified: head/en_US.ISO8859-1/htdocs/news/status/report-2015-10-2015-12.xml ============================================================================== --- head/en_US.ISO8859-1/htdocs/news/status/report-2015-10-2015-12.xml Mon Jan 18 04:47:10 2016 (r48051) +++ head/en_US.ISO8859-1/htdocs/news/status/report-2015-10-2015-12.xml Mon Jan 18 05:05:55 2016 (r48052) @@ -3490,4 +3490,77 @@ </task> </help> </project> + + <project cat='proj'> + <title>Multipath TCP for &os;</title> + + <contact> + <person> + <name> + <given>Nigel</given> + <common>Williams</common> + </name> + <email>njwilliams@swin.edu.au</email> + </person> + </contact> + + <links> + <url href="https://bitbucket.org/nw-swin/caia-mptcp-FreeBSD/">MPTCP for &os; Repository</url> + <url href="http://caia.swin.edu.au/urp/newtcp/mptcp/">MPTCP for &os; Project Website</url> + </links> + + <body> + <p>Multipath TCP (MPTCP) is an extension to TCP that allows + for the use of multiple network interfaces on a standard TCP + session. The addition of new addresses and scheduling of data + across these occurs transparently from the perspective of the TCP + application.</p> + + <p>The goal of this project is to deliver an MPTCP kernel + patch that interoperates with the reference MPTCP implementation, + along with additional enhancements to aid network research.</p> + + <p>A v0.51 release has been tagged in our repository, with + some minor improvements over v0.5.</p> + + <p>We have now removed much of the MPTCP code that was inside + the functions <tt>tcp_do_segment</tt>, <tt>tcp_output</tt>, and + other code used for standard TCP connections. The goal of this is + to restrict the added MPTCP code to just MPTCP connections, + leaving regular TCP connections using the existing code.</p> + + <p>We are currently in the process of implementing a subflow + socket buffer upcall and event processing. These will handle + changes in subflow socket state, MP-signalling, and incoming + data segments.</p> + + <p>This also requires some re-working of the MP option + processing, particularly how incoming DSN maps are parsed and + stored for use during MP-layer reassembly.</p> + + <p>We are also looking at how our changes might take advantage + of the new TCP stack modularisation enhancements to create + subflow-specific TCP functions.</p> + </body> + + <sponsor> + The Cisco University Research Program Fund at Community + Foundation Silicon Valley + </sponsor> + + <sponsor> + The FreeBSD Foundation + </sponsor> + + <help> + <task> + <p>Complete the implementations of subflow event processing + and new option parsing.</p> + </task> + + <task> + <p>Update documentation and task lists.</p> + </task> + </help> + </project> </report>
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