Re: [Xen-users] Unable to communicate with Dom0

[Boris Lenzinger <boris.lenzinger@xxxxxxxxx>]

Hi,

could you make a ifconfig -a on the Xen-DomainU and send the output please ?
I've read somewhere (can't remember where) a similar problem where 
network interface was not started on boot.
Boris

Subhabrata Bhattacharya wrote:

> Hi,
>
> I am able to boot Xen Domain 0 on Linux 2.6.11.10-Xen0 kernel. The
> installation is perfect.
>
> But while booting Xen-DomainU [Linux 2.6.11.10-XenU] I recieve these
> messages and after booting into the unprevileged domain, I am unable
> to ping Domain 0. The reverse is also not possible.
>
> Running local start scripts.
> Starting basic firewall: modprobe: could not parse modules.dep
>
> iptables v1.2.11: can't initialize iptables table `filter': iptables
> who? (do you need to insmod?)
> Perhaps iptables or your kernel needs to be upgraded.
>                                                                failed
> Setting up interface eth0:                                      done
> Setting up interface eth0:                                      done
> Setting default route: route: SIOC[ADD|DEL]RT: Network is unreachable
>                                                                failed
> ----------------------------
>
>
> This is my Domain U configuration.
>
> [root@tux06 xenfs]# cat /etc/xen/tintin
> kernel = "/boot/vmlinuz-2.6.11.10-xenU"
> memory = 128
> name = "tintin"
>
> nics = 1
> vif = ['bridge=xen-br0']
> netmask="255.255.255.192"
> gateway="172.21.31.129"
> ip="172.21.31.171"
> hostname="tintin"
>
> root = "/dev/hda5 ro"
> disk = ['file:/mnt/xenfs/tintin,hda5,w']
> ---------------------
> And this is my Domain 0 network configuration:
>
> [root@tux06 xenfs]# ifconfig -a
> eth0      Link encap:Ethernet  HWaddr 00:11:11:01:2B:EC
>          inet addr:172.21.31.186  Bcast:172.21.31.191  Mask:255.255.255.192
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:78373 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:19866 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:6487121 (6.1 Mb)  TX bytes:4065555 (3.8 Mb)
>          Base address:0xdf40 Memory:fcfe0000-fd000000
>
>
> lo        Link encap:Local Loopback
>          inet addr:127.0.0.1  Mask:255.0.0.0
>          UP LOOPBACK RUNNING  MTU:16436  Metric:1
>          RX packets:2788 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:2788 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:232027 (226.5 Kb)  TX bytes:232027 (226.5 Kb)
>
>
> xen-br0   Link encap:Ethernet  HWaddr 00:11:11:01:2B:EC
>          inet addr:172.21.31.186  Bcast:172.21.31.191  Mask:255.255.255.255
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:67828 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:13477 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:4381514 (4.1 Mb)  TX bytes:1281048 (1.2 Mb)
>
> Please help.
> ~$ubh
>
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>  
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