Date: Wed, 17 May 2000 00:01:41 +0900 From: KUROSAWA Takahiro <fwkg7679@mb.infoweb.ne.jp> To: larse@isi.edu Cc: freebsd-multimedia@freebsd.org Subject: Re: Fwd: Re: FreeBSD-4.0 & CS461x & rat/vat Message-ID: <200005161457.XAA04844@mf003.infoweb.ne.jp> In-Reply-To: In your message of "Fri, 12 May 2000 17:01:06 -0700 (PDT)" <14620.39746.774400.21559@hbo.isi.edu> References: <14616.18236.968899.283451@hbo.isi.edu> <14618.4634.680064.72159A@rina> <14620.39746.774400.21559@hbo.isi.edu>
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Lars> And this is where it hangs. I doubt this new problem is newpcm related. Lars> It seems like rat cannot correctly set up the mcast bus between its Lars> helper processes - have there been multicast/route/network changes Lars> been committed to -STABLE recently that could explain this? I suspect recent "delayed checksum" changes in sys/netinet broke multicast code. I've found multicast loopback packets always dropped because of bad UDP checksum, but couldn't find out why the checksum was always bad. Here is an ad hoc workaround for this problem: # sysctl -w net.inet.udp.checksum=0 -- Takahiro Kurosawa To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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