diff --git a/xCAT-server/share/xcat/netboot/ubuntu/compute.exlist b/xCAT-server/share/xcat/netboot/ubuntu/compute.exlist
deleted file mode 100644
index 7241cb38b..000000000
--- a/xCAT-server/share/xcat/netboot/ubuntu/compute.exlist
+++ /dev/null
@@ -1,13 +0,0 @@
-./usr/share/man/*
-./usr/share/locale/*
-./usr/share/i18n*
-./var/cache/yum*
-./usr/share/doc*
-./usr/share/gnome*
-./usr/share/zoneinfo*
-./usr/share/cracklib*
-./usr/share/info*
-./usr/share/omf*
-./usr/lib/locale*
-./usr/lib/perl5*
-./boot*
diff --git a/xCAT-server/share/xcat/netboot/ubuntu/compute.ubuntu12.04.1.pkglist b/xCAT-server/share/xcat/netboot/ubuntu/compute.ubuntu12.04.1.pkglist
new file mode 100644
index 000000000..c23ba181a
--- /dev/null
+++ b/xCAT-server/share/xcat/netboot/ubuntu/compute.ubuntu12.04.1.pkglist
@@ -0,0 +1,14 @@
+bash 
+nfs-common
+openssl
+isc-dhcp-client
+linux-image-server
+openssh-server 
+openssh-client
+wget
+vim
+ntp
+rsyslog
+rsync
+busybox-static
+gawk
diff --git a/xCAT-server/share/xcat/netboot/ubuntu/compute.ubuntu12.04.2.pkglist b/xCAT-server/share/xcat/netboot/ubuntu/compute.ubuntu12.04.2.pkglist
new file mode 100644
index 000000000..7b6014760
--- /dev/null
+++ b/xCAT-server/share/xcat/netboot/ubuntu/compute.ubuntu12.04.2.pkglist
@@ -0,0 +1,14 @@
+bash 
+nfs-common
+openssl
+isc-dhcp-client
+linux-image-generic-lts-quantal
+openssh-server 
+openssh-client
+wget
+vim
+ntp
+rsyslog
+rsync
+busybox-static
+gawk