[Lxc-users] trying to bridge wireless

[matthew byers]

I will try that out when i get back home. I had to go to work.

On Fri, Jun 3, 2011 at 7:59 PM, Serge Hallyn <serge.hallyn at canonical.com>wrote:

> Weird.
>
> You have bridge-utils installed?  Does
>
>        brctl addbr lxcbr0
>        ifconfig lxcbr0 192.168.42.8 netmask 255.255.255.0
>        /opt/bin/lxcbr0-up
>
> work?
>
> Quoting matthew byers (faintstlsaint at gmail.com):
> > 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
>



-- 
God Bless
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