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Groups > comp.lang.python > #37955

Re: pyrudp

Date 2013-01-30 14:55 -0500
From Jorge Alberto Diaz Orozco <jaorozco@estudiantes.uci.cu>
Subject Re: pyrudp
Newsgroups comp.lang.python
Message-ID <mailman.1224.1359575728.2939.python-list@python.org> (permalink)

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I want to use a reliable UDP connection like you say, a TCP like connection but over UDP. thaks for your recomendation, if I get good results I promise to share them.

----- Original Message -----
From: "Michael Torrie" <torriem@gmail.com>
To: python-list@python.org
Sent: Wednesday, January 30, 2013 9:16:15 AM
Subject: Re: pyrudp

Excuse me for chuckling, but your complaint that UDP packets can "arive
disorganised or just not arive" describes exactly what UDP does by
design! If you need to use UDP then you will have to live with this.  I
always consider UDP to stand for "UNRELIABLE datagram packets."  They
can and do come in any order, or not at all.  That's exactly the
expected behavior of UDP.

If you want to build a reliable connection on top of UDP you'll have to
invent some sort of tcp-like protocol that uses UDP packets.  An example
of a real all that does this is openvpn.  The Bell Labs Plan 9 RUDP
protocol is probably what you were shooting for by trying to use the
non-existent pyrudp code.  But I fear you'll have to implement it
yourself.  pyrudp is an empty project on Google Code.  The owner
intended to develop some code but never did.

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Re: pyrudp Jorge Alberto Diaz Orozco <jaorozco@estudiantes.uci.cu> - 2013-01-30 14:55 -0500
  Re: pyrudp garabik-news-2005-05@kassiopeia.juls.savba.sk - 2013-01-30 21:01 +0000

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