Re: [Xen-users] Network configuration issues

[Digimer <linux@xxxxxxxxxxx>]

On 10-07-05 09:26 PM, Net Warrior wrote:
> Hi there..
>
> I've been all day trying to figure it out how to connect my Dom0 to the
> interntet, or at least conect to Dom0
> this is my configuration, using xen-4
>
> Dom0
> Only ethernet connected to internet ( public IP, dhcp )
>
> eth0 Link encap:Ethernet HWaddr 00:21:86:94:c5:c0
> inet addr:x.x.x.x Bcast:0.0.0.0 Mask:255.255.252.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:18396 errors:0 dropped:0 overruns:0 frame:0
> TX packets:4999 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:7944236 (7.5 MiB) TX bytes:513066 (501.0 KiB)
>
> 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:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>
> peth0 Link encap:Ethernet HWaddr 00:21:86:94:c5:c0
> UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
> RX packets:18627 errors:0 dropped:0 overruns:0 frame:0
> TX packets:5017 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:8216636 (7.8 MiB) TX bytes:514436 (502.3 KiB)
> Interrupt:154 Base address:0x6000
>
> ubuntu904 Link encap:Ethernet HWaddr fe:ff:ff:ff:ff:ff
> UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
> RX packets:12 errors:0 dropped:0 overruns:0 frame:0
> TX packets:4481 errors:0 dropped:962 overruns:0 carrier:0
> collisions:0 txqueuelen:32
> RX bytes:336 (336.0 B) TX bytes:269718 (263.3 KiB)
>
> netwarrior xen # iptables -nL
> Chain INPUT (policy ACCEPT)
> target prot opt source destination
>
> Chain FORWARD (policy ACCEPT)
> target prot opt source destination
>
> Chain OUTPUT (policy ACCEPT)
> target prot opt source destination
>
> netwarrior xen # brctl show
> bridge name bridge id STP enabled interfaces
> eth0 8000.00218694c5c0 no peth0
> ubuntu904
>
> vif = [ 'mac=00:16:3E:52:CB:78, bridge=eth0, vifname=ubuntu904' ]
>
> Domu Config
>
>
> root@ubuntu904:/etc/network# brctl show
> bridge name bridge id STP enabled interfaces
> root@ubuntu904:/etc/network# iptables -nL
> Chain INPUT (policy ACCEPT)
> target prot opt source destination
>
> Chain FORWARD (policy ACCEPT)
> target prot opt source destination
>
> Chain OUTPUT (policy ACCEPT)
> target prot opt source destination
>
> root@ubuntu904:/etc/network# ifconfig
> eth0 Link encap:Ethernet direcci��nHW 00:16:3e:52:cb:78
> Direc. inet:192.168.10.10 Difus.:192.168.10.255 M��sc:255.255.255.0
> ACTIVO DIFUSI��N FUNCIONANDO MULTICAST MTU:1500 M��trica:1
> Paquetes RX:6487 errores:0 perdidos:0 overruns:0 frame:0
> Paquetes TX:12 errores:0 perdidos:0 overruns:0 carrier:0
> colisiones:0 long.colaTX:1000
> Bytes RX:299550 (299.5 KB) TX bytes:504 (504.0 B)
> Interrupci��n:245
>
> root@ubuntu904:/etc/network# netstat -nr
> Tabla de rutas IP del n��cleo
> Destino Pasarela Genmask Indic MSS Ventana irtt Interfaz
> 192.168.10.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
> 0.0.0.0 192.168.10.1 0.0.0.0 UG 0 0 0 eth0
>
>
> Still cannot ping each other, added a second ethernet (eth1) to dom0,
> and configured it as 192.198.10.1 , added to the
> bridge interfase, and cannot ping either from DomU, removed ir from the
> bridge and same behavior, now I removed eth1 from dom0
>
> Thanks in advance
> Best Regards
I'm not sure if this will help, as this was written for CentOS. I also 
had a heck of a time sorting out networking in Xen, so I wrote this 
little tutorial.
http://wiki.alteeve.com/index.php/Networking_in_Xen

--
Digimer
E-Mail:         linux@xxxxxxxxxxx
AN!Whitepapers: http://alteeve.com
Node Assassin:  http://nodeassassin.org

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