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Re: [Xen-users] A classic... Network inside domU

To: "Lars Erik Dangvard Jensen" <lars@xxxxxxxxxxx>
Subject: Re: [Xen-users] A classic... Network inside domU
From: "François Lapointe" <flapointe@xxxxxxxxx>
Date: Wed, 28 Jun 2006 07:42:47 -0400
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I'm not sure about this one, but you may try :
#  echo 1 > /proc/sys/net/ipv4/ip_forward
to activate ip forwarding.

I try to think of other network modules that may be necessary, but I
have most of them compiled in the kernel.

François

2006/6/28, Lars Erik Dangvard Jensen <lars@xxxxxxxxxxx>:
I loaded the tun module, but still there's no connection.

The tun module returns this when loaded:

tun: no version for "struct_module" found: kernel tainted.
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky <maxk@xxxxxxxxxxxx>


What does no version for "struct_module" found: kernel tainted mean?

Thanks

Lars

François Lapointe skrev:
> Make sure your network "tun" module is loaded :
> # modprobe tun
>
> François
>
> 2006/6/27, Lars Erik Dangvard Jensen <lars@xxxxxxxxxxx>:
>> Hi list
>>
>> I've been struggling with this for a while. A classic -> no
>> network/internetaccess inside domU.
>> I've been reading mailing lists, wiki etc., but no luck!
>>
>> I think it's a bit weird because nothing of what I've read that should
>> cause this have been wrong.
>>
>> dom0 has networkaccess and domU don't.
>>
>> Here's my info on the system running Xen 3.0.2 (installed from xen3
>> sourcedist, custom dom0 and domU kernels but with sourcedists own
>> configs as base as a start)
>>
>> Dom0 operating system:
>> Ubuntu "Dapper Drake" 6.06 LTS
>>
>> Hardware platform:
>> Dell PowerEdge 1850 (see http://dangvard.dk/xen3/1850_specs.pdf)
>>
>> Arch:
>> x86_64
>>
>> Info dom0/U (command output for debugging):
>> http://dangvard.dk/xen3/dom0brctlshow
>> http://dangvard.dk/xen3/dom0config
>> http://dangvard.dk/xen3/dom0dmesg
>> http://dangvard.dk/xen3/dom0ifconfig-a
>> http://dangvard.dk/xen3/dom0interfaces
>> http://dangvard.dk/xen3/dom0netstat-rn
>> http://dangvard.dk/xen3/dom0netstat-s
>> http://dangvard.dk/xen3/dom0xmdmesg
>> http://dangvard.dk/xen3/dom0xmlist
>> http://dangvard.dk/xen3/domainconfig
>> http://dangvard.dk/xen3/domUconfig
>> http://dangvard.dk/xen3/domUdmesg
>> http://dangvard.dk/xen3/domUifconfig-a
>> http://dangvard.dk/xen3/domUinterfaces
>> http://dangvard.dk/xen3/domUnetstat-rn
>> http://dangvard.dk/xen3/domUnetstat-s
>>
>> This comes from time to time inside domU to stdout, what does it mean?:
>> * INIT: Id "3" respawning too fast: disabled for 5 minutes
>> * INIT: Id "2" respawning too fast: disabled for 5 minutes
>> * INIT: Id "4" respawning too fast: disabled for 5 minutes
>> * INIT: Id "5" respawning too fast: disabled for 5 minutes
>> * INIT: Id "6" respawning too fast: disabled for 5 minutes
>>
>>
>> Thanks
>>
>> Lars
>>
>> _______________________________________________
>> Xen-users mailing list
>> Xen-users@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-users
>>


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