Re: [Xen-users] newbie in trouble with CentOS Xen

[Alexandre Kouznetsov <alk@xxxxxxxxxx>]

Hello.

El 03/04/13 15:38, Dave Stevens escribió:
> I have a server I basically inherited that has been performing well for
> several years but is now not working. So I have ssh access from offsite.
> When I log in I am in dom0. This is wrong; the unit was set up so that
> dom0 would have no direct internet connection quite intentionally as a
> security feature. There is one hosted domain, Centos 5.8 the same as
> dom0. Up until yesterday I got the hosted domain when I logged in.
>
> At the moment I can ssh to dom0 but when logged in can't ping out. So
> that's a problem.
>
> I can use xm console hostdomain to see the VM, which appears to be fine
> on its own but which is disconnected.
>
> I don't know enough about xen networking to know where to look, but it
> seems reasonable that being unable to ping out would be indicative of
> something, I just don't know what. Any suggestions welcome, will even
> RTFM if someone will point me to it.
In order to make a reliable fix, you will need to get a better idea how 
it is supposed to work. Check this reference:
http://wiki.xen.org/wiki/Xen_Networking

While this, please provide some output of the current status of your 
system, with the output of this commands:
xm list
brctl show
ifconfig
iptables -L -v

--
Alexandre Kouznetsov


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