diff --git a/debian/changelog b/debian/changelog
index a677d58..13b5d77 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,4 +1,4 @@
-wit-hypervisor-config (1.0) unstable; urgency=low
+wit-hypervisor-config (1.1) unstable; urgency=low
 
   * Initial release.
 
diff --git a/debian/wit-hypervisor-config.postinst b/debian/wit-hypervisor-config.postinst
index ffc9432..6f3b6b8 100755
--- a/debian/wit-hypervisor-config.postinst
+++ b/debian/wit-hypervisor-config.postinst
@@ -44,6 +44,7 @@ case "$1" in
         [ $HOSTTYPE = datanode   -a $DOMAINNAME = .usw1.wit.com ] && export TIER_ID=4
         [ $HOSTTYPE = hypervisor -a $DOMAINNAME = .usw2.wit.com ] && export TIER_ID=18
         [ $HOSTTYPE = datanode   -a $DOMAINNAME = .usw2.wit.com ] && export TIER_ID=20
+	[ $HOSTTYPE != hypervisor -a $HOSTTYPE != datanode ] && sed -i -e '/TIER_ID/d' -e "$ s/$/\nTIER_ID=$TIER_ID/" /etc/environment
 
 
         if [ -z "$TIER_ID" ]; then
@@ -65,10 +66,14 @@ case "$1" in
      ## START writing config files
 
 
-        echo "auto lo:0" >/etc/network/interfaces.d/lo
-        echo "iface lo:0 inet static" >> /etc/network/interfaces.d/lo
+        sed -i -e '/#*PasswordAuthentication /d' /etc/ssh/sshd_config
+        echo "PasswordAuthentication no" >>/etc/ssh/sshd_config
+
+
+        echo "iface lo inet static" > /etc/network/interfaces.d/lo
 	echo "    address ${LOOPBACKv4}/32" >> /etc/network/interfaces.d/lo
-        echo "iface lo:0 inet6 static" >> /etc/network/interfaces.d/lo
+	echo "" >> /etc/network/interfaces.d/lo
+        echo "iface lo inet6 static" >> /etc/network/interfaces.d/lo
 	echo "    address ${LOOPBACKv6}/128" >> /etc/network/interfaces.d/lo 
 
 
@@ -109,7 +114,7 @@ case "$1" in
 
         systemctl enable firewall
         systemctl restart systemd-timesyncd
-        systemctl restart strongswan
+        systemctl restart ssh
         
         update-grub