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xen-users
Re: [Xen-users] Networking change in Xen unstable
> > echo "1" > /proc/sys/net/ipv4/ip_forward
> >
> > if memory serves, I believe you have to reboot for this to take effect.
>
> /proc is a viritual filesystem -- reboot and its' contents are lost..
There's a file called (something like) /etc/sysctl.conf for setting /proc/sys
values persistently (they're set again at each boot).
Cheers,
Mark
> If you want to make it "permanent", look into sysctl..
>
> Hope this helps..
>
> Carl
>
> > > Hello,
> > >
> > > I'm now using Xen unstable, which works very nice.
> > > For me it's generally more stable than 2.0 (no FPU problem now).
> > >
> > > I have noticed that veth0 and vif0.0 appear in net devices,
> > > and veth0 is attached to xen-br0. Routing to the bridge network is
> > > now through veth0, instead of xen-br0 like it used to be.
> > >
> > > The problem is, my iptables configuration (on dom0) complains
> > > with this setup. This message appears in kernel log (dmesg):
> > >
> > > Performing cross-bridge DNAT requires IP forwarding to be enabled
> > >
> > > I'm DNATting DNS requests from Internet to domU, and it doesn't work.
> > >
> > > Killing veth0 and assigning IP address to xen-br0 fix this problem:
> > >
> > > # ifconfig veth0 0.0.0.0
> > > # ifconfig xen-br0 10.1.1.1 netmask 255.255.255.0
> > >
> > > Frontend net device is disabled in dom0 kernel .config.
> > >
> > > Could someone explain what is veth0 and its purpose?
> > >
> > > Thanks,
> > > --
> > > Takeshi
> > >
> > > _______________________________________________
> > > Xen-users mailing list
> > > Xen-users@xxxxxxxxxxxxxxxxxxx
> > > http://lists.xensource.com/xen-users
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
>
> - --
>
> "There are 10 types of people in the world: Those who understand binary
> and those that don't."
>
> $>whoami: Carl Holtje
> $>mail holtje: cwh0803@xxxxxxxxxx
> $>cu: http://www.cs.rit.edu/~cwh0803
> $>whois holtje:
> Segmentation Fault
> $>
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
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