diff --git a/ospf-intro/lxc/fixnetwork.sh b/ospf-intro/lxc/fixnetwork.sh
new file mode 100644
index 0000000..57c6a3e
--- /dev/null
+++ b/ospf-intro/lxc/fixnetwork.sh
@@ -0,0 +1,127 @@
+#!/bin/sh
+
+cat <<EOF >> R1/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1001
+lxc.network.veth.pair = r1.1001
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:00:01:05
+lxc.network.ipv4 = 10.0.1.5/24
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1012
+lxc.network.veth.pair = r1.1012
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:01:02:07
+lxc.network.ipv4 = 10.1.2.7/24
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1356
+lxc.network.veth.pair = r1.1356
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:03:38:01
+lxc.network.ipv4 = 10.3.56.1/24
+EOF
+
+cat <<EOF >> R2/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1012
+lxc.network.veth.pair = r2.1012
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:01:02:7b
+lxc.network.ipv4 = 10.1.2.123/24
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1082
+lxc.network.veth.pair = r2.1082
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:08:02:01
+lxc.network.ipv4 = 10.8.2.1/24
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1050
+lxc.network.veth.pair = r2.1050
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:32:01:01
+lxc.network.ipv4 = 10.50.1.1/24
+EOF
+
+cat <<EOF >> R5/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1001
+lxc.network.veth.pair = r5.1001
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:00:01:04
+lxc.network.ipv4 = 10.0.1.4/24
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1012
+lxc.network.veth.pair = r5.1012
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:01:02:38
+lxc.network.ipv4 = 10.1.2.56/24
+EOF
+
+cat <<EOF >> R6/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1001
+lxc.network.veth.pair = r6.1001
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:00:01:08
+lxc.network.ipv4 = 10.0.1.8/24
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1034
+lxc.network.veth.pair = r6.1034
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:2b:02:01
+lxc.network.ipv4 = 10.34.2.1/24
+EOF
+
+cat <<EOF >> H12/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1050
+lxc.network.veth.pair = h12.1050
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:32:01:0c
+lxc.network.ipv4 = 10.50.1.12/24
+lxc.network.ipv4.gateway = 10.50.1.1
+EOF
+
+cat <<EOF >> H10/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1082
+lxc.network.veth.pair = h10.1082
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:08:02:0a
+lxc.network.ipv4 = 10.8.2.10/24
+lxc.network.ipv4.gateway = 10.8.2.1
+EOF
+
+cat <<EOF >> H8/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1356
+lxc.network.veth.pair = h8.1356
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:03:38:08
+lxc.network.ipv4 = 10.3.56.8/24
+lxc.network.ipv4.gateway = 10.3.56.1
+EOF
+
+cat <<EOF >> H5/config
+lxc.network.type = veth
+lxc.network.flags = up
+lxc.network.name = vlan1034
+lxc.network.veth.pair = h5.1034
+lxc.network.script.up = /etc/lxc/lxc-openvswitch
+lxc.network.hwaddr = 02:00:0a:2b:02:05
+lxc.network.ipv4 = 10.34.2.5/24
+lxc.network.ipv4.gateway = 10.34.2.1
+EOF