[Lxc-users] port numbers for containers

Serge Hallyn serge.hallyn at canonical.com
Wed Aug 11 18:05:24 UTC 2010


Quoting Nirmal Guhan (vavatutu at gmail.com):
> On Wed, Aug 11, 2010 at 5:06 AM, Serge Hallyn
> <serge.hallyn at canonical.com> wrote:
> > Quoting Nirmal Guhan (vavatutu at gmail.com):
> >> Hi,
> >>
> >> Want to know if port numbers are virtualized for containers or do the
> >> containers and host share the port space ? Please let me know.
> >
> > Wrong layer.  If the container shares a network namespace with the
> > host, then it shares its networking.  If it has its own network
> > namespace, then it has its own entire network stack.  So no, 'port
> > space' isn't virtualized.vs.shared, but the network devices are.
> >
> Thanks. How do I configure the container to have its own network stack?

I did

cat >> /etc/lxc-basic.conf << EOF
lxc.network.type=veth
lxc.network.link=virbr0
lxc.network.flags=up
EOF

lxc-create -n ubuntu1 -f /etc/lxc-basic.conf -t ubuntu

-serge




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