diff --git a/Dockerfile b/Dockerfile
index af02aa9..19f1674 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,6 +4,6 @@ RUN echo "deb [arch=amd64] http://fai-project.org/download bookworm koeln" > /et
     apt-get update && \
     apt-get -y upgrade && \
     apt-get -y install fai-server fai-doc fai-setup-storage && \
-    apt-get -y install lftp curl && \
+    apt-get -y install lftp curl whiptail && \
     apt-get -y install qemu-utils && \
     apt-get -y install reprepro xorriso squashfs-tools vim
diff --git a/build_iso.sh b/build_iso.sh
index 3585275..0923896 100755
--- a/build_iso.sh
+++ b/build_iso.sh
@@ -20,6 +20,86 @@ docker volume rm build_debian_iso_ext 2>/dev/null
 
 set -ex
 
+function addIndexToArray {
+  local -n myarray=$1
+  for idx in $(seq 1 $((${#myarray[@]}/2))); do
+    arrVar+=("$idx"")")
+    arrVar+=("${myarray[$(($idx*2-2))]}")
+    arrVar+=("${myarray[$(($idx*2-1))]}")
+  done
+}
+
+listClasses=("SEAPATH_DBG" "ON" "SEAPATH_COCKPIT" "ON" "SEAPATH_KERBEROS" "ON")
+arrVar=()
+echo ${listClasses[@]}
+addIndexToArray listClasses
+echo ${arrVar[@]}
+
+CHOICES=$(whiptail --separate-output --checklist "Choose package classes to add to iso" 18 60 7 \
+"${arrVar[@]}" 3>&1 1>&2 2>&3)
+finalClasses=()
+for CHOICE in $CHOICES; do
+  c=`echo $CHOICE | sed "s/)//"`
+  c=$((($c-1)*2))
+  echo ${listClasses[$c]}
+  finalClasses="$finalClasses""${listClasses[$c]}"","
+done
+
+addFlagCombination() {
+  listFlags=("french" "FRENCH rather than english" "ON" "dbg" "DEBUG packages" "OFF" "raid" "lvm RAID" "ON" "cockpit" "COCKPIT packages" "OFF" "kerberos" "KERBEROS packages" "OFF" "cluster" "CLUSTER rather than standalone" "ON")
+  arrVar=()
+  if CHOICES=$(whiptail --separate-output --checklist "Choose flags combination to add to grub" 18 60 7 "${listFlags[@]}" 3>&1 1>&2 2>&3); then
+    # code 0
+    finalFlags=()
+    if [ -z "$CHOICES" ]; then
+      finalFlags="noflag"
+    else
+      for CHOICE in $CHOICES; do
+        finalFlags="$finalFlags""${CHOICE}"","
+      done
+      finalFlags=${finalFlags::-1}
+    fi
+    menuItems+=("$finalFlags")
+  fi
+}
+
+menuItems=()
+
+while [ 1 ]
+do
+  menuItemsStr=""
+  for menuItem in ${menuItems[@]}; do
+    menuItemsStr="$menuItemsStr\n""$menuItem"
+  done
+  whiptail --msgbox "this is the list of grub menu entries:\ncluster,raid$menuItemsStr\n" 20 100
+  CHOICE=$(
+  whiptail --title "grub menu" --cancel-button "exit" --menu "Make your choice:" 22 100 14 \
+    "1)" "add grub entry (flag combinaison)"   \
+    "2)" "continue"   \
+    3>&2 2>&1 1>&3
+  )
+  [[ "$?" = 1 ]] && break
+
+  case $CHOICE in
+    "1)") addFlagCombination
+    ;;
+    "2)") break
+    ;;
+  esac
+done
+
+echo "" > /tmp/seapathlistfai.txt
+for menuItem in ${menuItems[@]}; do
+  echo "menuentry \"SEAPATH installation - $menuItem\" {
+    search --set=root --file /FAI-CD
+    linux   /boot/vmlinuz FAI_FLAGS="$menuItem,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1
+    initrd  /boot/initrd.img
+}" >> /tmp/seapathlistfai.txt
+done
+
+sed -i -ne '/## BEGIN CUSTOM MENU ITEMS/ {p; r /tmp/seapathlistfai.txt' -e ':a; n; /## END CUSTOM MENU ITEMS/ {p; b}; ba}; p' $wd/etc_fai/grub.cfg
+rm -f /tmp/seapathlistfai.txt
+
 # Creating the NFSROOT
 # Removing *.profile since we don't use them
 # Removing 50-host-classes to prevent DEMO and FAIBASE to be added to the list of classes
@@ -48,7 +128,7 @@ docker cp $wd/srv_fai_config/. fai-setup:/ext/srv/fai/config/
 $COMPOSECMD -f $wd/docker-compose.yml down
 
 # Creating the mirror
-CLASSES="FAIBASE,DEBIAN,GRUB_EFI,SEAPATH_COMMON,SEAPATH_HOST,SEAPATH_DBG,SEAPATH_KERBEROS,SEAPATH_COCKPIT"
+CLASSES="FAIBASE,DEBIAN,GRUB_EFI,SEAPATH_COMMON,${finalClasses[@]}LAST"
 $COMPOSECMD -f $wd/docker-compose.yml run --rm fai-setup bash -c "\
     cp /etc/fai/apt/keys/* /etc/apt/trusted.gpg.d/ &&\
     fai-mirror -c $CLASSES /ext/mirror"
diff --git a/etc_fai/grub.cfg b/etc_fai/grub.cfg
index a29d485..234d001 100644
--- a/etc_fai/grub.cfg
+++ b/etc_fai/grub.cfg
@@ -1,5 +1,5 @@
 ## grub2 configuration
-set default="SEAPATH installation - no raid, no kerberos, no debug tools"
+set default="SEAPATH installation - Cluster mode with RAID, English, no kerberos, no debug tools"
 set timeout=5
 
 # make sure we can access partitions
@@ -14,59 +14,26 @@ set color_highlight=red/black
 set menu_color_normal=white/black
 set menu_color_highlight=black/yellow
 
-menuentry "        +------------------------------------------------------+" {
-set timeout=20
-}
-
-menuentry "        |        Fully  Automatic  Installation                |" {
-set timeout=20
-
-}
-menuentry "        |     _VERSIONSTRING_     |" --unrestricted {
-set timeout=20
 
-}
-menuentry "        |        (c) Thomas Lange  lange@debian.org            |" {
-set timeout=20
-}
-menuentry "        +------------------------------------------------------+" {
-set timeout=20
-}
-
-menuentry "" {
-set timeout=20
-}
-
-menuentry "SEAPATH installation - select installation type from menu" {
+menuentry "SEAPATH installation - Cluster mode with RAID, English, no kerberos, no debug tools" {
     search --set=root --file /FAI-CD
-    linux   /boot/vmlinuz FAI_FLAGS="menu,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=tty1
+    linux   /boot/vmlinuz FAI_FLAGS="cluster,raid,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=tty1
     initrd  /boot/initrd.img
 }
-menuentry "SEAPATH installation - no raid, no kerberos, no debug tools" {
-    search --set=root --file /FAI-CD
-    linux   /boot/vmlinuz FAI_FLAGS="verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=tty1
-    initrd  /boot/initrd.img
-}
-menuentry "SEAPATH installation - RAID, no kerberos, no debug tools" {
-    search --set=root --file /FAI-CD
-    linux   /boot/vmlinuz FAI_FLAGS="raid,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=tty1
-    initrd  /boot/initrd.img
-}
-menuentry "SEAPATH installation - RAIDDEMO TTYS0, no kerberos, no debug tools" {
-    search --set=root --file /FAI-CD
-    linux   /boot/vmlinuz FAI_FLAGS="raiddemo,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=ttyS0
-    initrd  /boot/initrd.img
-}
-menuentry "SEAPATH installation - no raid, KERBEROS, no debug tools" {
+
+## BEGIN CUSTOM MENU ITEMS
+
+menuentry "SEAPATH installation - french,raid,cluster" {
     search --set=root --file /FAI-CD
-    linux   /boot/vmlinuz FAI_FLAGS="kerberos,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=tty1
+    linux   /boot/vmlinuz FAI_FLAGS=french,raid,cluster,verbose,sshd,createvt,reboot FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1
     initrd  /boot/initrd.img
 }
-menuentry "SEAPATH installation - no raid, no kerberos, DEBUG tools" {
+menuentry "SEAPATH installation - noflag" {
     search --set=root --file /FAI-CD
-    linux   /boot/vmlinuz FAI_FLAGS="dbg,verbose,sshd,createvt,reboot" FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1 console=tty1
+    linux   /boot/vmlinuz FAI_FLAGS=noflag,verbose,sshd,createvt,reboot FAI_ACTION=install FAI_CONFIG_SRC=file:///var/lib/fai/config rd.live.image root=live:CDLABEL=FAI_CD ipv6.disable=1
     initrd  /boot/initrd.img
 }
+## END CUSTOM MENU ITEMS
 
 menuentry "Boot OS from first partition on first disk" {
    if [ "$grub_platform" = "efi" ]; then
diff --git a/srv_fai_config/class/99-seapath b/srv_fai_config/class/99-seapath
index 9f418d2..4ccd2cb 100755
--- a/srv_fai_config/class/99-seapath
+++ b/srv_fai_config/class/99-seapath
@@ -3,11 +3,14 @@
 # do not use this if a menu will be presented
 [ "$flag_menu" ] && exit 0
 
-echo DEBIAN FAIBASE FRENCH BOOKWORM64 SEAPATH_COMMON SEAPATH_HOST
+echo DEBIAN FAIBASE BOOKWORM64 SEAPATH_COMMON SEAPATH_HOST
 
+[ "$flag_french" ] && echo "FRENCH"
+[ "$flag_cluster" ] && echo "SEAPATH_CLUSTER"
 [ "$flag_raid" ] && echo "SEAPATH_RAID"
 [ "$flag_raiddemo" ] && echo "SEAPATH_RAID SEAPATH_RAID_DEMO"
 [ "$flag_dbg" ] && echo "SEAPATH_DBG"
 [ "$flag_kerberos" ] && echo "SEAPATH_KERBEROS"
+[ "$flag_cockpit" ] && echo "SEAPATH_COCKPIT"
 
 exit 0
diff --git a/srv_fai_config/package_config/SEAPATH_CLUSTER b/srv_fai_config/package_config/SEAPATH_CLUSTER
new file mode 100644
index 0000000..cec9452
--- /dev/null
+++ b/srv_fai_config/package_config/SEAPATH_CLUSTER
@@ -0,0 +1,14 @@
+# This packages are specific to Cluster Mode
+PACKAGES install-norec
+ceph
+ceph-base
+ceph-common
+ceph-mgr
+ceph-mon
+ceph-osd
+corosync
+crmsh
+libcephfs2
+pacemaker
+python3-ceph-argparse
+python3-cephfs
diff --git a/srv_fai_config/package_config/SEAPATH_HOST b/srv_fai_config/package_config/SEAPATH_HOST
index 9430a0a..8295094 100644
--- a/srv_fai_config/package_config/SEAPATH_HOST
+++ b/srv_fai_config/package_config/SEAPATH_HOST
@@ -1,14 +1,6 @@
-# This packages are specific to the Host and should not be installed on the VM
+# This packages are specific to the Host (Standalone or Cluster) and should not be installed on the VM
 PACKAGES install-norec
 busybox
-ceph
-ceph-base
-ceph-common
-ceph-mgr
-ceph-mon
-ceph-osd
-corosync
-crmsh
 firmware-amd-graphics
 firmware-misc-nonfree
 firmware-linux-nonfree
@@ -16,7 +8,6 @@ firmware-linux-free
 gunicorn
 intel-cmt-cat
 ipmitool
-libcephfs2
 libvirt-clients
 libvirt-daemon
 libvirt-daemon-driver-storage-rbd
@@ -26,9 +17,6 @@ msr-tools
 nginx
 ntfs-3g
 openvswitch-switch
-pacemaker
-python3-ceph-argparse
-python3-cephfs
 python3-flaskext.wtf
 python3-xmltodict
 qemu-block-extra