Re: [Xen-users] xen3 with bind in domU

[Tom Eastep <teastep@xxxxxxxxxxxxx>]

On Tuesday 14 March 2006 09:28, Daniel Bauer wrote:
> Hi @all,
>
> I've got a runnig xen host with "nothing" inside dom0 and some domU
>
> 1. domU: firewall and router (external and internal interface)
> 2. domU: webserver with bind (internal interface)
> 3. domU: mailserver (internal interface)
>
> if I start a query at the domU bind from the inside of the network it
> works,
> if I start the same query from the outside of the network then it fails.
> I'm sure that the firewall allowed this query, I'm using the same
> iptables rules which worked on the 3 differnt real boxes.
>
> Does anybody knows this problem?

I had problems with bind in domU until I arranged for the following to be 
executed in the domU when interface 'eth0' was brought up:

        ethtool -K eth0 tx off

Before I applied that change, tcpdump showed that UDP packets from the domU 
had invalid checksums.

-Tom
-- 
Tom Eastep    \ Nothing is foolproof to a sufficiently talented fool
Shoreline,     \ http://shorewall.net
Washington USA  \ teastep@xxxxxxxxxxxxx
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