Date: Sat, 20 Apr 2013 20:08:46 -0300 From: Marcelo Gondim <gondim@bsdinfo.com.br> To: Eugene Grosbein <egrosbein@rdtc.ru> Cc: freebsd-stable@freebsd.org Subject: Re: Possible DoS in mpd 5.6 pppoe server Message-ID: <51731FFE.5020304@bsdinfo.com.br> In-Reply-To: <5172D14D.8040009@rdtc.ru> References: <5172965A.9080600@bsdinfo.com.br> <5172BDDD.4010509@rdtc.ru> <5172CFB2.3010708@bsdinfo.com.br> <5172D14D.8040009@rdtc.ru>
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Em 20/04/13 14:33, Eugene Grosbein escreveu: > On 21.04.2013 00:26, Marcelo Gondim wrote: > >>> You seem to use dummynet and the problem is not in mpd/pppoe code, >>> it's it the dummynet code. Look at http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/162558 >>> for workarounds. >> Ok :) I will try this: >> >> - net.isr.bindthreads=1 in /boot/loader.conf; >> - net.isr.direct=1 and net.isr.direct_force=1 in /etc/sysctl.conf > For 9.x and newer, net.isr.XXX knobs names have changed but defaults are fine - > if you have not messed them, you should be OK. > > > Eugene, Does FreeBSD 8.3-STABLEis best for this use or this problem also occurs in 8.x? Best regards, Gondim
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