some wireless home router's mtu parameter <span id="tran_2_8">was</span> not <span id="tran_2_9">set up</span> <span id="tran_2_10" class="highLight">correctly, and we have to use this patch to indicate end users to send a smaller package. However this feature does not function below kernel version 2.6.28.</span><br>
<br><div class="gmail_quote">On Mon, Jun 13, 2011 at 4:43 PM, Ning Wang <span dir="ltr"><<a href="mailto:renren.wangning@gmail.com">renren.wangning@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
the new mss patch. TCP_MAXSEG value is not set by default.<br><br>the previous one was generated using git diff, hopefully the format is right this time.<div><div></div><div class="h5"><br><br><br><div class="gmail_quote">
On Thu, Jun 9, 2011 at 3:20 PM, Igor Sysoev <span dir="ltr"><<a href="mailto:igor@sysoev.ru" target="_blank">igor@sysoev.ru</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>On Thu, Jun 09, 2011 at 01:10:00PM +0800, Joshua Zhu wrote:<br>
> Hi,<br>
><br>
> Just out of curiosity, could you please provide some context, i.e. in what<br>
> circumstance do you have to change the TCP MSS or the benefit? After all,<br>
> there're TCP path MTU discovery mechanisms already.<br>
><br>
> As for the patch itself, I don't think it's a good idea to set the default<br>
> value of mss to 1024, since it will punish those who don't want this<br>
> feature. BTW, the TCP_MAXSEG option is not supported by all OS vendors, so<br>
> you should test it first (in auto/os/features).<br>
<br>
</div>Yes, the default TCP_MAXSEG value should not be set, and<br>
should be handled like rcvbuf or sndbuf option.<br>
<br>
<br>
--<br>
<font color="#888888">Igor Sysoev<br>
</font><div><div></div><div><br>
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