Re: [Xen-users] bad udp cksum by dns request in domU

[Nadja Kick <nadjakick@xxxxxxxxxx>]

try: ethtool -K eth0 tx off in domU.


Am Samstag, 28. Januar 2006 22:33 schrieb Torsten Z:
> Hello
>
> I use XEN 3.0 in debian sarge. I have a domU1 for routing and firewall.
> This domU1 use 2 network interfaces which is on a bridge 'gate' and the
> other on bridge 'lan'.
>
> dumU2 use one interface (eth0) on bridge 'lan'.
>
> Then I make a ping out of domU2 to www.debian.de so I get no answer. The
> name isn't resolved. A ping to IP of www.debian.de works fine.
> A ping on www.debian.de out of dom0 or a client in my LAN works fine. Only
> the resolving in domU2 crashed.
>
> With tcpdump I see many [bad udp cksum 83ec!].
> For example:
> 21:32:12.457805 aa:00:00:00:00:13 > aa:00:00:00:00:12, ethertype IPv4
> (0x0800), length 73: IP (tos 0x0, ttl  64, id 58967, offset 0, flags [DF],
> length: 59) 192.168.1.200.1045 > sns.kabel-bb.de.domain: [bad udp cksum
> 626c!]  47711+ A? www.debian.de. (31)
>
> I don't no what I can do to solve the problem. Any ideas?
>
>
> Torsten
>
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