Date: Thu, 02 Apr 2009 11:20:16 -0300 From: Patrick Tracanelli <eksffa@freebsdbrasil.com.br> To: Luiz Otavio O Souza <lists.br@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Setting the mss for socket Message-ID: <49D4C9A0.9000804@freebsdbrasil.com.br> In-Reply-To: <3FD46C21A487490FB15B89E890790121@adnote989> References: <3FD46C21A487490FB15B89E890790121@adnote989>
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Luiz Otavio O Souza escreveu: > Hello hackers, > > Is there a way to set the mss for a socket ? Like you can do in linux > with setsockopt(TCP_MAXSEG) ? > > So i can set the maximum size of packets (or sort of) from a simple > userland program. > > I've read the code and i cannot find by myself (at least from a 30minute > reading) a single point to change this. It looks like it is dynamic > calculated with interface/path mtu. Someone has a simple approach to > deal with this ? Any ideas ? > > Thanks in advance, > Luiz Good point. With something like that it could be possible to make --mss switch from iperf work properly on FreeBSD. -- Patrick Tracanelli
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