network: Add br-lxc bridge for containers.

This is a bridge interface, under which all containers will get an
interface. Only containers' interfaces will be added there, which will
be received by the host system on this bridge interface and routed or
NATed from there.

diff --git a/etc/network/interfaces b/etc/network/interfaces
index 04ee0fe32ad0c6c54b61c0a7542d88f60aa709e5..0f2f47d5c0fd74a91887b8fa306b3fde63c586b7 100644 (file)
--- a/etc/network/interfaces
+++ b/etc/network/interfaces
@@ -8,3 +8,12 @@ iface lo inet loopback
 # The primary network interface
 allow-hotplug eth0
 iface eth0 inet dhcp
+
+auto br-lxc
+iface br-lxc inet static
+        # Set this up as a bridge, but don't add any ports yet. Ports
+        # will be added when lxc containers are created later on.
+        bridge_ports none
+        # Statically configure this bridge
+        address 10.42.0.1
+        netmask 255.255.255.0