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Open Source and information security mailing list archives
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Date: Fri, 08 Jun 2007 14:15:07 +0300 From: Baruch Even <baruch@...en.org> To: Herbert Xu <herbert@...dor.apana.org.au> CC: netdev@...r.kernel.org Subject: Re: Multicast and hardware checksum Herbert Xu wrote: > On Fri, Jun 08, 2007 at 02:02:27PM +0300, Baruch Even wrote: >> As far as IGMP and multicast handling everything works, the packets are >> even forwarded over the ppp links but they arrive to the client with a >> bad checksum. I don't have the trace in front of me but I believe it was >> the UDP checksum that failed. > > What kind of a ppp device is this? > > If you run a tcpdump either side of the ppp link do you see the same > UDP checksum value? This is a pptp link. I've checked the checksum on the receive side, I don't know on the sender side and I'll only be able to try it on Sunday. Baruch - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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