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AW: [Xen-users] Xen networking problem - OK on 3.0.2, broken on 3.0.4

To: "'Yongjun Jeon'" <yongjunj@xxxxxxxxxxxxxx>
Subject: AW: [Xen-users] Xen networking problem - OK on 3.0.2, broken on 3.0.4
From: "Hinrich Aue" <hinrich.aue@xxxxxxxxxxxxxxxx>
Date: Thu, 2 Aug 2007 09:40:30 +0200
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I'm sorry, the only hint I could give you is to update to 3.1
I'm having a less problems with 3.1 than I'm having with 3.0.x

On a Dell Poweredge 1950 I simply installed etch and xen 3.1. The only thing
I had to do was to install Broadcom nic driver.
No problems occurred whatsoever.

Try 3.1!

Hinrich

-----Ursprüngliche Nachricht-----
Von: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
[mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] Im Auftrag von Yongjun Jeon
Gesendet: Tuesday, July 31, 2007 8:08 PM
An: Hinrich Aue
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Betreff: [Xen-users] Xen networking problem - OK on 3.0.2, broken on 3.0.4

I just confirmed that my methods work with Xen 3.0.2, and I'm not exactly 
sure why the same methods wouldn't work with Xen 3.0.4, which is the 
version I need to be looking at.

By "working", I mean that the "RUNNING" flag appears on the guest domain's 
vif when I run ifconfig and that the private networking between the host 
and the guests works.

I'll be investigating more into this issue; meanwhile, any input would be 
appreciated.

Thx,
Jun

On Tue, 31 Jul 2007, Yongjun Jeon wrote:

> Yes, I am using the BroadCom driver and not the kernel driver, and the
driver 
> is called 'tg3', as it states in the README file:
>
>                           Installation Notes
>                        Broadcom tg3 Linux Driver
>                               Version 3.71b
>                                12/15/2006 ...
>
> I downloaded this from the BroadCom website 
> http://www.broadcom.com/support/ethernet_nic/netxtreme_desktop.php.
> I believe the link you previously gave me (bnx2) is for
BCM5706/BCM5708/5709, 
> whereas I have BCM5754 (tg3).
>
> Any clues? I'm still very lost.
>
> Thx,
> Jun
>
> On Tue, 31 Jul 2007, Hinrich Aue wrote:
>
>> I remember that the driver I downloaded from broadcom created a bnx2.ko
>> module that I then copied into the /lib/modules/2.6.18.xx/somewhere
folder.
>> 
>> Are you sure the vorrect Broadcom driver (not the kernel driver) is
loaded?
>> 
>> Hinrich
>> 
>> -----Urspr|ngliche Nachricht-----
>> Von: Yongjun Jeon [mailto:yongjunj@xxxxxxxxxxxxxx]
>> Gesendet: Monday, July 30, 2007 8:08 PM
>> An: Hinrich Aue
>> Cc: xen-users@xxxxxxxxxxxxxxxxxxx; Yongjun Jeon
>> Betreff: Re: AW: [SPAM] [Xen-users] Xen networking problem
>> 
>> Hi Hinrich,
>> 
>> Thanks for your response.
>> I am using a BroadCom Corporation NetXtreme BCM5754 Gigabit Ethernet PCI
>> Express (rev 02), and I am currently using the BroadCom driver.
>> I've also tried the ethtool command you gave me, but it didn't work
>> either.
>> 
>> Rather, here's what I saw when I did ethtool on vif's:
>> 
>> root@perodua:~# ethtool vif0.0
>> Settings for vif0.0:
>>         Link detected: yes
>> root@perodua:~# ethtool vif2.0
>> Settings for vif2.0:
>>         Link detected: no
>> root@perodua:~#
>> 
>> So it seems that my HVM Windows XP guest is not "plugged in", hence no
>> "RUNNING" flag on ifconfig; how should I go about fixing this?
>> 
>> I'm even more confused now because the following post
>>
(http://lists.xensource.com/archives/html/xen-devel/2005-12/msg00017.html)
>> suggests that a tg3 based machine (tg3 is the name of the BroadCom
driver)
>> works out of the box with no hassle.
>> 
>> Any ideas? Any help is appreciated.
>> 
>> Thx,
>> Jun
>> 
>> On Mon, 30 Jul 2007, Hinrich Aue wrote:
>> 
>>> When you use broadcom network cards, try the Broadcom drivers instead of
>> the
>>> linux kernel driver.
>>> 
>>> http://www.broadcom.com/docs/driver_download/NXII/linux-1.5.10c.zip
>>> 
>>> When you have other network cards, look at this:
>>> 
>>> http://lists.xensource.com/archives/html/xen-users/2006-05/msg00817.html
>>> 
>>> or so. You have to make ethtool -K nicX tx off
>>> while nicX is your network adapter or bridge.
>>> 
>>> Google for that a little more. You can adjust you scripts to do that
>>> automatically on startup.
>>> 
>>> Hinrich
>>> 
>>> 
>>> -----Urspr|ngliche Nachricht-----
>>> Von: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
>>> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] Im Auftrag von Yongjun
Jeon
>>> Gesendet: Monday, July 30, 2007 6:31 PM
>>> An: xen-users@xxxxxxxxxxxxxxxxxxx
>>> Cc: Yongjun Jeon
>>> Betreff: [SPAM] [Xen-users] Xen networking problem
>>> 
>>> Hi,
>>> 
>>> I've been googling around for several days now, but with no luck. I'm
>> hoping
>>> 
>>> someone here might be able to help me out...
>>> 
>>> I've installed and run Xen 3.0.4 (I need this specific version) with no
>>> problem, and the guests run smoothly; the only problem is that I have
>> never
>>> been able to get the guests to ping the host (Dom0), or vice versa. I
>> cannot
>>> 
>>> access the internet from the guests, but it works fine on Dom0.
>>> 
>>> I have only one NIC on Dom0 (eth0) that connects to the internet. Right
>> now
>>> I'm
>>> just trying to get the guests and Dom0 to recognize each other, let
alone
>>> guests' internet access.
>>> 
>>> I've tried network-bridge, network-nat, network-route, and even some
>> custom
>>> scripts such as network-private
>>>
(http://lists.xensource.com/archives/html/xen-users/2006-09/msg00925.html)
>>> and
>>> network-virtual (http://en.opensuse.org/Xen3_and_a_Virtual_Network),
with
>> no
>>> 
>>> success. I've tried all I could, but here's one thing I believe is the
>>> problem.
>>> When I run ifconfig on Dom0, I see this on the guest's vif:
>>> 
>>> vif2.0    Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
>>>           UP BROADCAST NOARP  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:32
>>>           RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
>>> 
>>> As you can see, I don't see a "RUNNING" flag on guests' vifs.
>>> Can anyone please help me out? I'm completely lost here.
>>> 
>>> If it helps, I'm running Ubuntu 7.04, and I'm experimenting with an HVM
>>> guest (Windows XP).
>>> 
>>> Thx,
>>> Jun
>>> 
>>> 
>>> _______________________________________________
>>> Xen-users mailing list
>>> Xen-users@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-users
>>> 
>>> 
>>> 
>> 
>> 
>


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