Version of xen and version of distribution?
I know Fedora, RHEL, CentOS has a solution for this out of the box via
libvirt where libvirt automatically crates virbr0 interface and guests
run in that network which nats internet connections. I use this setup in
my laptop which is running F8.
--Sadique
Dalamar wrote:> Hi all,
>
> I''ve got a problem with Xen Network Configuration.
>
> I want to create a Bridge between domU interfaces and a Dummy
> Interface in dom0 and then route all traffic towards my wlan0
> interface connected to Internet.
>
> Xen seems to configure all in this way but my domU is isolated from
> the rest of the network.
>
> This is my domU Network configuration:
> vif=[''type=ioemu,bridge=xenbr0'']
>
> This is my xend-config.sxp:
> (network-script ''network-bridge-dummy0 netdev=dummy0
bridge=xenbr0'')
> (vif-script vif-bridge)
>
> This is my resultant dom0 ifconfig:
>
> dummy0 Link encap:Ethernet HWaddr EE:0D:86:B6:85:55
> inet addr:10.0.0.1 <http://10.0.0.1> Bcast:10.0.0.255
> <http://10.0.0.255> Mask:255.255.255.0 <http://255.255.255.0>
> inet6 addr: fe80::ec0d:86ff:feb6:8555/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:52 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 b) TX bytes:2428 (2.3 Kb)
>
> eth0 Link encap:Ethernet HWaddr 00:1B:FC:CF:EE:82
> UP BROADCAST MULTICAST MTU:1500 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:1000
> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
> Interrupt:23 Base address:0x4000
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 <http://127.0.0.1> Mask:255.0.0.0
<http://255.0.0.0>
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:16436 Metric:1
> RX packets:58 errors:0 dropped:0 overruns:0 frame:0
> TX packets:58 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:5678 (5.5 Kb) TX bytes:5678 (5.5 Kb)
>
> pdummy0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
> UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:51 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 b) TX bytes:2338 (2.2 Kb)
>
> vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
> UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
> RX packets:52 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:2428 (2.3 Kb) TX bytes:0 (0.0 b)
>
> vif1.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
> UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:48 overruns:0 carrier:0
> collisions:0 txqueuelen:32
> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>
> wlan0 Link encap:Ethernet HWaddr 00:1B:11:09:A6:17
> inet addr:192.168.1.3 <http://192.168.1.3> Bcast:192.168.1.255
> <http://192.168.1.255> Mask:255.255.255.0
<http://255.255.255.0>
> inet6 addr: fe80::21b:11ff:fe09:a617/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:188552 errors:0 dropped:26 overruns:26 frame:26
> TX packets:150566 errors:0 dropped:20 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:129629523 (123.6 Mb) TX bytes:32095042 (30.6 Mb)
>
> xenbr0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:52 errors:0 dropped:0 overruns:0 frame:0
> TX packets:2 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:1700 (1.6 Kb) TX bytes:168 (168.0 b)
>
> xenbr2000 Link encap:Ethernet HWaddr 00:00:00:00:00:00
> inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 b) TX bytes:258 (258.0 b)
>
> This domU ifconfig:
>
> eth0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
> inet addr:10.0.0.2 <http://10.0.0.2> Bcast:10.0.0.255
> <http://10.0.0.255> Mask:255.255.255.0 <http://255.255.255.0>
> inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:2027 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 <http://127.0.0.1> Mask:255.0.0.0
<http://255.0.0.0>
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:16436 Metric:1
> RX packets:1108 errors:0 dropped:0 overruns:0 frame:0
> TX packets:1108 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:105062 (102.5 KB) TX bytes:105062 (102.5 KB)
>
> This is my dom0 bridge configuration:
> bridge name bridge id STP enabled interfaces
> xenbr0 8000.feffffffffff no vif0.0
> pdummy0
> vif1.0
> xenbr2000 8000.000000000000 no
>
> xenbr2000 is a bridge created by xend on start because it misread
> wlan0 configuration.
>
>
> Could Anyone help me to resolve this situation?
>
> If I ping from dom0 to 10.0.0.2 <http://10.0.0.2> I see (tcpdump)
> packets on all the bridge interfaces, If I ping from domU to 10.0.0.1
> <http://10.0.0.1> I can''t see any packet on the bridge.
>
> TIA,
> d4lamar
> ------------------------------------------------------------------------
>
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