[Lxc-users] trying to bridge wireless

[matthew byers]

stlsaint at stlsaint-devcore:~$ sudo ifup lxcbr0
SIOCSIFADDR: No such device
lxcbr0: ERROR while getting interface flags: No such device
SIOCSIFNETMASK: No such device
lxcbr0: ERROR while getting interface flags: No such device
Failed to bring up lxcbr0.


On Fri, Jun 3, 2011 at 6:14 PM, Serge Hallyn <serge.hallyn at canonical.com>wrote:

> Quoting matthew byers (faintstlsaint at gmail.com):
> > Hey i am trying to run lxc on my laptop but am having problem setting up
> > bridge. My internet connection consist of a WAN that i have absolutely no
> > control over. I connect my tablet to the network and then tether it to my
> > laptop. I followed directions from this site:
> >
> http://s3hh.wordpress.com/2011/05/17/lxc-containers-on-a-host-with-wireless/up
> > until the point of running: ifup br0 #in which i get the Ignoring Uknown
> > Interface.....as shown below
> >
> > stlsaint at stlsaint-devcore:~$ cat /etc/network/interfaces
> > auto lo
> > iface lo inet loopback
> >
> > auto lxcbr0
> > iface lxcbr0 inet static
> > address 192.168.42.8
> > netmask 255.255.255.0
> > post-up /opt/bin/lxcbr0-up
> >
> >
> > stlsaint at stlsaint-devcore:~$ cat /opt/bin/lxcbr0-up
> > #!/bin/sh
> > # This is the address we assigned to our bridge in
> /etc/network/interfaces
> > braddr=192.168.42.8
> > # ip address range for containers
> > brrange=192.168.42.9,192.168.42.230
> > iptables -A FORWARD -i lxcbr0 -s /24 -m conntrack --ctstate NEW -j ACCEPT
> > iptables -A FORWARD -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
> > iptables -A POSTROUTING -t nat -j MASQUERADE
> > dnsmasq --bind-interfaces --conf-file= --listen-address
>  --except-interface
> > lo --dhcp-range  --dhcp-lease-max=253 --dhcp-no-override
> >
> >
> > stlsaint at stlsaint-devcore:~$ sudo ifup br0
> > Ignoring unknown interface br0=br0.
>
> D'oh!
>
> Halfway through writing the post I changed br0 to lxcbr0.  Apparently not
> completely.
> What happens if you do:
>
> sudo ifup lxcbr0
>
> ?
>



-- 
God Bless
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