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xen-users
Re: [Xen-users] Dom0 networking fails ...
On 8/15/08, Marc Verwerft <marc.js.verwerft@xxxxxxxxx> wrote:
> Hi all,
>
> I am really new to Xen but do want to give it a try. Unfortunately,
> the network is failing. I can't ping my router/DHCP server. I guess I
> must be doing something wrong but absolutely have no clue how to sort
> it out. That's were you folks come in ;-)
>
> My configuration:
> HW:
> - Thinkpad T40, Intel Pentiul M 1.5GHz with 1 Gb Ram
> - ethernet controller Intel Corp. 82540EP Gigabit (rev 03) shows as eth0
> - network controller: Intel Corp PRO/Wireless lan 2100 3B Mini PCI
> adapter (rev 04) shows as eth1
> SW
> - ubuntu 8.04 with Xen (libxen3 - 3.2.0-0ubuntu10)
> - kernel 2.6.24.-19-xen #1 SMP
>
> Symptoms:
> - everything seems to work fine, except for the networking. I can't
> ping my router:
> 'ping -I peth0 192.168.1.1' gives:
> From 192.168.1.102 icmp_seq=1 Destination Host Unreachable
> ...
> - ifconfig is giving me 2 interfaces, lo and peth0
> peth0 HWaddr 00:09:6b:9f:4d:2c
> inet addr 192.168.1.102 Bcast 192.168.1.255 Mask 255.255.255.0)
> eth0 has the same HWaddr
> - ifconfig -a show lots more (eth0, eth1,irda0,lo,peth0,tmpbridge,...)
> only peth0 has a decent ip address
> - cat /etc/resolv.conf | grep -v '#'
> search my.domain
> nameserver 192.168.2.99
> - netstat -rn
> Kernel IP routing table
> Destination Gateway Genmask Flags MSS
> Window irtt Iface
> 192.168.1.0 0.0.0.0 255.255.255.0 U 0
> 0 0 peth0
> 0.0.0.0 192.168.1.1 0.0.0.0 UG
> 0 0 0 peth0
> - brctl show
> bridge name bridge id STP enabled
> interfaces
> eth0 8000.00096b9f4d2c no peth0
> tmpbridge 8000.00000000000 no
your brctl shows that there is no vif<domid>.interface (vif1.0) exist.
this means that there is not connectivity between dom0 and domU
I guess there is your domU configuration file is missing following lines.
vif = [ 'mac=00:16:3e:00:00:11', 'bridge=xenbr0' ]
HTH
> - I tried shutting down and restarting the network, still no connectivity
> - everything works when I just start Ubuntu ...
> - I've tried to install the same packages on another machine (thinkpad
> T42) and it has
> the same problem.
>
> Can anybody give me hint on what I'm doing wrong?
>
> Regards,
>
> Marc Verwerft
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
>
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