diff --git a/install-openvswitch.sh b/install-openvswitch.sh
index 4f154e3..0bad8ba 100755
--- a/install-openvswitch.sh
+++ b/install-openvswitch.sh
@@ -1,14 +1,16 @@
 #!/usr/bin/env sh
 
+apk update
 apk add openvswitch openvswitch-bash-completion bash bash-completion openvswitch-doc openvswitch-openrc vim tcpdump ruby ruby-rdoc git
 sed -i -e "s@mouse\=a@mouse=r@g" /usr/share/vim/vim*/defaults.vim
 grep "mouse=a" /usr/share/vim/vim*/defaults.vim
 
+grep "auto switch0" /etc/network/interfaces >/dev/null
 RES="$?"
 
 if [ "${RES}" -gt "0" ]
 then
-cat <<EOF >> /etc/network/interfacees
+cat <<EOF >> /etc/network/interfaces
 auto eth1
 iface eth1 inet manual
 auto eth2
@@ -55,6 +57,8 @@ auto eth22
 iface eth22 inet manual
 auto eth23
 iface eth23 inet manual
+auto switch0
+iface switch0 inet manual
 EOF
 
 fi
@@ -96,34 +100,34 @@ ovs-vsctl add-port switch0 eth22
 ovs-vsctl add-port switch0 eth23
 
 ###
-ip link set dev eth1 up
-ip link set dev eth2 up
-ip link set dev eth3 up
-ip link set dev eth4 up
-ip link set dev eth5 up
-ip link set dev eth6 up
-ip link set dev eth7 up
-ip link set dev eth8 up
-ip link set dev eth9 up
-ip link set dev eth10 up
-ip link set dev eth11 up
-ip link set dev eth12 up
-ip link set dev eth13 up
-ip link set dev eth14 up
-ip link set dev eth15 up
-ip link set dev eth16 up
-ip link set dev eth17 up
-ip link set dev eth18 up
-ip link set dev eth19 up
-ip link set dev eth20 up
-ip link set dev eth21 up
-ip link set dev eth22 up
-ip link set dev eth23 up
-
+ifup eth1
+ifup eth2
+ifup eth3
+ifup eth4
+ifup eth5
+ifup eth6
+ifup eth7
+ifup eth8
+ifup eth9
+ifup eth10
+ifup eth11
+ifup eth12
+ifup eth13
+ifup eth14
+ifup eth15
+ifup eth16
+ifup eth17
+ifup eth18
+ifup eth19
+ifup eth20
+ifup eth21
+ifup eth22
+ifup eth23
+ifup switch0
 
 ###
 ovs-vsctl list-br
 
 ovs-vsctl list-ports switch0
 
-ovs-vsctl show
+ovs-vsctl show
\ No newline at end of file