RE: [Xen-users] bridge-utils problem

[Tommy Huang <tommy24@xxxxxxxx>]

Hi,

Also, when I shutdown the interface xenbr0, it shows that
    xenbr0
              No configuration found for xenbr0
              Nevertheless the interface will be shut down.

Then I cannot ifup it after then. Thanks.

----------------------------------------
> From: tommy24@xxxxxxxx
> To: nice@xxxxxxxxxxxxxxx
> Subject: RE: [Xen-users] bridge-utils problem
> Date: Mon, 22 Sep 2008 10:14:14 -0700
> CC: xen-users@xxxxxxxxxxxxxxxxxxx
> 
> 
> Hi,
> 
> I found that once I "ifdown xenbr0". Then the machine can connect to the 
> Internet immediately.
> By the way, I allow all traffic in iptables. So the firewall should not be 
> problem now.
> Any thought? Thanks in advance.
> 
> Regards,
> - Tommy
> 
> ----------------------------------------
>> From: tommy24@xxxxxxxx
>> To: nice@xxxxxxxxxxxxxxx
>> Subject: RE: [Xen-users] bridge-utils problem
>> Date: Mon, 22 Sep 2008 09:57:01 -0700
>> CC: xen-users@xxxxxxxxxxxxxxxxxxx
>> 
>> 
>> Hi,
>> 
>> Here is the output of "ip address show"
>> 
>> 1: lo:  mtu 16436 qdisc noqueue 
>>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
>>     inet 127.0.0.1/8 scope host lo
>>     inet6 ::1/128 scope host 
>>        valid_lft forever preferred_lft forever
>> 2: eth0:  mtu 1500 qdisc pfifo_fast qlen 1000
>>     link/ether 00:30:48:63:72:76 brd ff:ff:ff:ff:ff:ff
>>     inet 143.215.207.188/22 brd 143.215.207.255 scope global eth0
>>     inet6 fe80::230:48ff:fe63:7276/64 scope link 
>>        valid_lft forever preferred_lft forever
>> 3: eth1:  mtu 1500 qdisc noop qlen 1000
>>     link/ether 00:30:48:63:72:77 brd ff:ff:ff:ff:ff:ff
>> 4: xenbr0:  mtu 1500 qdisc noqueue 
>>     link/ether 00:30:48:63:72:76 brd ff:ff:ff:ff:ff:ff
>>     inet6 2002:8fd7:cc88:5:230:48ff:fe63:7276/64 scope global dynamic 
>>        valid_lft 172763sec preferred_lft 1763sec
>>     inet6 fe80::230:48ff:fe63:7276/64 scope link 
>>        valid_lft forever preferred_lft forever
>> 
>> Here is the output of "brctl show".
>> 
>> bridge name  bridge id               STP enabled     interfaces
>> xenbr0               8000.003048637276       no              eth0
>> 
>> I am pretty sure that it can automatically get an IP from DHCP server. But 
>> it still cannot access the Internet.
>> Any ideas? Thanks in advance.
>> 
>> ________________________________
>>> From: tommy24@xxxxxxxx
>>> To: nice@xxxxxxxxxxxxxxx
>>> Subject: RE: [Xen-users] bridge-utils problem
>>> Date: Mon, 22 Sep 2008 00:23:48 -0700
>>> CC: xen-users@xxxxxxxxxxxxxxxxxxx
>>> 
>>> Hi all,
>>> 
>>> Thanks for your valuable information.
>>> I will try it tomorrow. I already tried James' solution.
>>> But it seems not applying to my case.
>>> Still appreciate it.
>>> By the way, I forgot to mention that I used the modified Xen, which is 
>>> provided by PTLsim. http://ptlsim.org.
>>> And I have also tried "ifconfig" and I can see three interfaces, which are 
>>> eth0, lo, xenbr0.
>>> I will paste my output of 'ip address show' if I still cannot find the 
>>> solution.
>>> Thanks for the help.
>>> 
>>> Regards,
>>> - Tommy
>>> 
>>> 
>>>> Subject: Re: [Xen-users] bridge-utils problem
>>>> From: nice@xxxxxxxxxxxxxxx
>>>> To: tommy24@xxxxxxxx
>>>> Date: Mon, 22 Sep 2008 08:27:49 +0200
>>>>
>>>> Hi,
>>>>
>>>> Read these:
>>>>
>>>> http://lists.xensource.com/archives/html/xen-users/2008-09/msg00532.html
>>>>
>>>> http://lists.xensource.com/archives/html/xen-users/2008-09/msg00475.html
>>>>
>>>> http://lists.xensource.com/archives/html/xen-users/2008-09/msg00545.html
>>>>
>>>> And if they don't help, send the output of of the command "ip address
>>>> show"
>>>>
>>>>
>>>> Best wishes
>>>>
>>>> Tamas
>>>>
>>>> 2008. 09. 21, vasárnap keltezéssel 22.08-kor Tommy Huang ezt írta:
>>>>> Hello,
>>>>>
>>>>> I installed bridge-utils on my machine. Then I executed the script
>>>>> "network-bridge".
>>>>> All at a sudden, I cannot remote login my machine. Then I found that I
>>>>> cannot access the Internet on that machine.
>>>>> Is there anything I should notice when I installed bridge-utils?
>>>>> One strange thing is that I still can get the dynamic IP on that
>>>>> machine. So I think it can connect to the DHCP server.
>>>>> But it just cannot connected to the Internet.
>>>>> Also, I allow all traffic on that machine through iptables.
>>>>> So I really don't know what happened.
>>>>> The OS of my machine is Opensuse 10.3.
>>>>> Any response is appreciated. Thanks in advance.
>>>>>
>>>>> Regards,
>>>>> - Tommy
>>>>>
>>>>>
>>>>> ______________________________________________________________________
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>>>>
>>> 
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