diff --git a/playbooks/debian.yml b/playbooks/debian.yml
index bbf97bb..1180f9d 100644
--- a/playbooks/debian.yml
+++ b/playbooks/debian.yml
@@ -15,4 +15,4 @@
   - name: Configure virtual machine
     import_role:
       name: debian-qemu
-    when: ansible_virtualization_type == 'kvm'
+    when: ansible_virtualization_role == 'guest' and ansible_virtualization_type == 'kvm'
diff --git a/playbooks/new-machine-id.yml b/playbooks/new-machine-id.yml
new file mode 100644
index 0000000..f61bfdf
--- /dev/null
+++ b/playbooks/new-machine-id.yml
@@ -0,0 +1,22 @@
+- name: Change machine-id in Debian
+  hosts: all
+  gather_facts: no
+  become: yes
+  tasks:
+    - name: Remove files with old machine-id
+      file:
+        path: "{{ item }}"
+        state: absent
+      loop:
+        - /etc/machine-id
+        - /var/lib/dbus/machine-id
+
+    - name: Ensure a new UUID is generated for /etc/machine-id
+      command:
+        cmd: dbus-uuidgen --ensure=/etc/machine-id
+
+    - name: Create symbolic link for /var/lib/dbus/machine-id
+      file:
+        src: /etc/machine-id
+        dest: /var/lib/dbus/machine-id
+        state: link
diff --git a/roles/debian-base/tasks/main.yml b/roles/debian-base/tasks/main.yml
index bbdc17a..dcd5f94 100644
--- a/roles/debian-base/tasks/main.yml
+++ b/roles/debian-base/tasks/main.yml
@@ -32,5 +32,3 @@
   tags: bacula
 - import_tasks: vn-repo.yml
   tags: vn-repo
-- import_tasks: grub_startup.yml
-  tags: grub_startup
diff --git a/roles/debian-base/tasks/relayhost.yml b/roles/debian-base/tasks/relayhost.yml
index dc04fe1..f912812 100644
--- a/roles/debian-base/tasks/relayhost.yml
+++ b/roles/debian-base/tasks/relayhost.yml
@@ -1,29 +1,33 @@
-- name: Install exim packages
-  apt:
-    name: exim4
-    state: present
-- name: Prepare exim configuration
-  blockinfile:
-    path: /etc/exim4/update-exim4.conf.conf
-    marker_begin: '--- BEGIN VN ---'
-    marker_end: '--- END VN ---'
-    marker: "# {mark}"
-    block: |
-      dc_eximconfig_configtype='satellite'
-      dc_other_hostnames='{{ ansible_fqdn }}'
-      dc_local_interfaces='127.0.0.1'
-      dc_readhost='{{ ansible_fqdn }}'
-      dc_smarthost='{{ smtp_server }}'
-      dc_hide_mailname='true'
-    state: present
-    create: yes
-    mode: u=rw,g=r,o=r
-  notify: update exim configuration
-  register: exim_config
-- name: Force execution of handlers immediately
-  meta: flush_handlers
-- name: Sending mail to verify relay host configuration works
-  shell: >
-    sleep 2; echo "If you see this message, relayhost on {{ ansible_fqdn }} has been configured correctly." \
-      | mailx -s "Relayhost test for {{ ansible_fqdn }}" "{{ sysadmin_mail }}"
-  when: exim_config.changed
+- name: Getting service facts to check for postfix
+  service_facts:
+- when: "'postfix.service' not in ansible_facts.services"
+  block:
+  - name: Install exim packages
+    apt:
+      name: exim4
+      state: present
+  - name: Prepare exim configuration
+    blockinfile:
+      path: /etc/exim4/update-exim4.conf.conf
+      marker_begin: '--- BEGIN VN ---'
+      marker_end: '--- END VN ---'
+      marker: "# {mark}"
+      block: |
+        dc_eximconfig_configtype='satellite'
+        dc_other_hostnames='{{ ansible_fqdn }}'
+        dc_local_interfaces='127.0.0.1'
+        dc_readhost='{{ ansible_fqdn }}'
+        dc_smarthost='{{ smtp_server }}'
+        dc_hide_mailname='true'
+      state: present
+      create: yes
+      mode: u=rw,g=r,o=r
+    notify: update exim configuration
+    register: exim_config
+  - name: Force execution of handlers immediately
+    meta: flush_handlers
+  - name: Sending mail to verify relay host configuration works
+    shell: >
+      sleep 2; echo "If you see this message, relayhost on {{ ansible_fqdn }} has been configured correctly." \
+        | mailx -s "Relayhost test for {{ ansible_fqdn }}" "{{ sysadmin_mail }}"
+    when: exim_config.changed
diff --git a/roles/debian-base/tasks/root.yml b/roles/debian-base/tasks/root.yml
index eccf51d..9f3d548 100644
--- a/roles/debian-base/tasks/root.yml
+++ b/roles/debian-base/tasks/root.yml
@@ -26,7 +26,7 @@
             lookup(passbolt, inventory_hostname_short,
               username='root',
               password=root_password,
-              uri='ssh://'+hostname_fqdn
+              uri='ssh://'+hostname_fqdn+'/'
             )
           }}
       environment:
diff --git a/roles/debian-base/tasks/timesync.yml b/roles/debian-base/tasks/timesync.yml
index 57974cf..57d45df 100644
--- a/roles/debian-base/tasks/timesync.yml
+++ b/roles/debian-base/tasks/timesync.yml
@@ -1,23 +1,28 @@
-- name: Ensure directory for timesyncd custom configuration exists
-  file:
-    path: /etc/systemd/timesyncd.conf.d/
-    state: directory
-    owner: root
-    group: root
-    mode: u=rwx,g=rx,o=rx
-- name: Configure NTP settings in /etc/systemd/timesyncd.conf.d/vn-ntp.conf
-  copy:
-    dest: /etc/systemd/timesyncd.conf.d/vn-ntp.conf
-    content: |
-      [Time]
-      NTP={{ time_server }}
-      FallbackNTP={{ time_server_spain }}
-    owner: root
-    group: root
-    mode: u=rw,g=r,o=r
-  notify: restart systemd-timesyncd
-- name: Ensure systemd-timesyncd service is enabled and started
-  service:
-    name: systemd-timesyncd
-    enabled: yes
-    state: started
+- name: Getting service facts to check for timesyncd
+  service_facts:
+- when: "'systemd-timesyncd.service' in ansible_facts.services"
+  block:
+  - name: Ensure directory for timesyncd custom configuration exists
+    file:
+      path: /etc/systemd/timesyncd.conf.d/
+      state: directory
+      owner: root
+      group: root
+      mode: u=rwx,g=rx,o=rx
+  - name: Configure timesyncd service
+    copy:
+      dest: /etc/systemd/timesyncd.conf.d/vn-ntp.conf
+      content: |
+        [Time]
+        NTP={{ time_server }}
+        FallbackNTP={{ time_server_spain }}
+      owner: root
+      group: root
+      mode: u=rw,g=r,o=r
+    notify: restart systemd-timesyncd
+  - name: Ensure timesyncd service is enabled and started
+    when: "ansible_facts.services['systemd-timesyncd.service'].status == 'enabled'"
+    service:
+      name: systemd-timesyncd
+      enabled: yes
+      state: started
diff --git a/roles/debian-host/tasks/apparmor.yml b/roles/debian-host/tasks/apparmor.yml
index a239254..887d95f 100644
--- a/roles/debian-host/tasks/apparmor.yml
+++ b/roles/debian-host/tasks/apparmor.yml
@@ -1,12 +1,16 @@
-- name: Stop AppArmor
-  systemd:
-    name: apparmor
-    state: stopped
-- name: Disable AppArmor service
-  systemd:
-    name: apparmor
-    enabled: no
-- name: Mask AppArmor service
-  systemd:
-    name: apparmor
-    masked: yes
\ No newline at end of file
+- name: Getting service facts to check for apparmor
+  service_facts:
+- when: "'apparmor.service' in ansible_facts.services"
+  block:
+  - name: Stop AppArmor
+    systemd:
+      name: apparmor
+      state: stopped
+  - name: Disable AppArmor service
+    systemd:
+      name: apparmor
+      enabled: no
+  - name: Mask AppArmor service
+    systemd:
+      name: apparmor
+      masked: yes
\ No newline at end of file
diff --git a/roles/debian-qemu/handlers/main.yml b/roles/debian-qemu/handlers/main.yml
index 0079561..0bca163 100644
--- a/roles/debian-qemu/handlers/main.yml
+++ b/roles/debian-qemu/handlers/main.yml
@@ -1,7 +1,3 @@
-- name: restart-nslcd
-  service:
-    name: nslcd
-    state: restarted
 - name: restart-autofs
   service:
     name: autofs
diff --git a/roles/debian-qemu/tasks/autofs.yml b/roles/debian-qemu/tasks/autofs.yml
index b6688cf..cc7815a 100644
--- a/roles/debian-qemu/tasks/autofs.yml
+++ b/roles/debian-qemu/tasks/autofs.yml
@@ -11,7 +11,6 @@
   lineinfile:
     path: /etc/nsswitch.conf
     line: "automount:      files"
-  notify: restart-nslcd
 - name: Add file homes.autofs configured to autofs
   template:
     src: homes.autofs
diff --git a/roles/debian-base/tasks/grub_startup.yml b/roles/debian-qemu/tasks/grub_startup.yml
similarity index 100%
rename from roles/debian-base/tasks/grub_startup.yml
rename to roles/debian-qemu/tasks/grub_startup.yml
diff --git a/roles/debian-qemu/tasks/main.yml b/roles/debian-qemu/tasks/main.yml
index bcb11ce..1b49a8d 100644
--- a/roles/debian-qemu/tasks/main.yml
+++ b/roles/debian-qemu/tasks/main.yml
@@ -6,3 +6,5 @@
   tags: autofs
 - import_tasks: blacklist.yml
   tags: blacklist
+- import_tasks: grub_startup.yml
+  tags: grub_startup
diff --git a/scripts/backup_pve.sh b/scripts/backup_pve.sh
new file mode 100644
index 0000000..326058a
--- /dev/null
+++ b/scripts/backup_pve.sh
@@ -0,0 +1,148 @@
+#!/bin/bash
+# Script to automate Proxmox PVE node backups to a PBS machine.
+#
+# Author: Xavi Lleó
+# Copyright (c) 2025 Verdnatura S.L. All rights reserved.
+# Version: 1.0.3
+# ¿Juan Wants add GPL License?
+#
+# A configuration file is required in the user's home directory who runs this command.
+# The file should be sourced using CONFIG_FILE before execution.
+#
+# Example of a configuration file:
+# 
+# Default values
+# USER_API="root@pam!api"
+# USER="root@pam"
+# IP_PBS="192.168.1.250"
+# POOL="backup-pool"
+# BACKUP_ITEMS="etc-pve.pxar:/etc/pve,interfaces.pxar:/etc/network"
+# LOG_FILE="/var/log/proxmox-backup-node-pve.log"
+# KEY_FILE="mykeyfile.key" #In case you want encrypted backups
+# PBS_PASSWORD='mypass or api token'
+# PBS_FINGERPRINT='b0:69:24:75:f0:92:a2:72:37:7c:c1:cb:0d:ba:8e:14:EE:XX:AA:MM:PP:LL:EE:e4:2b:07:02:18:86:9a:df:45'
+#
+# If you prefer to use switches in a one-liner, refer to the help section (--help) for available options.
+# Remember to add the port after the IP address when using an API user for authentication.
+# Example: IP_PBS="192.168.1.250:8007"
+
+
+CONFIG_FILE="$HOME/.backup_config.conf"
+
+# https://pbs.proxmox.com/docs/backup-client.html#environment-variables
+export PBS_PASSWORD
+export PBS_FINGERPRINT
+
+if [ -f "$CONFIG_FILE" ]; then
+    source "$CONFIG_FILE"
+else
+    echo "Error: Configuration file not found at $CONFIG_FILE"
+    exit 1
+fi
+
+show_help() {
+    echo "Usage: $0 [options]"
+    echo
+    echo "Options:"
+    echo "  --standard       Perform a standard backup."
+    echo "  --encrypt        Perform an encrypted backup (requires a key file)."
+    echo "  --ip             Repository IP address (overrides configuration)."
+    echo "  --pool           Name of the backup pool (overrides configuration)."
+    echo "  --items          List of backup items in 'name1:source1,name2:source2' format."
+    echo "  --user-api       Specify user API credentials for backup."
+    echo "  --user           Specify user credentials for backup."
+    echo "  --help           Show this help."
+    exit 0
+}
+
+exit_from_repo() {
+    proxmox-backup-client logout --repository "$REPOSITORY" 2>>"$LOG_FILE" && echo "$(date '+%Y-%m-%d %H:%M:%S') - Logged out from repository $REPOSITORY" | tee -a "$LOG_FILE"
+}
+
+# Check if PBS_PASSWORD and PBS_FINGERPRINT are set
+if [ -z "$PBS_PASSWORD" ] || [ -z "$PBS_FINGERPRINT" ]; then
+    echo "Error: PBS_PASSWORD or PBS_FINGERPRINT is not set."
+    exit 1
+fi
+
+while [[ $# -gt 0 ]]; do
+    case "$1" in
+        --standard)
+            MODE="standard"
+            ;;
+        --encrypt)
+            MODE="encrypt"
+            ;;
+        --ip)
+            IP_PBS="$2"
+            shift
+            ;;
+        --pool)
+            POOL="$2"
+            shift
+            ;;
+        --items)
+            BACKUP_ITEMS="$2"
+            shift
+            ;;
+        --user-api)
+            USER_API="$2"
+            shift
+            ;;
+        --user)
+            USER="$2"
+            shift
+            ;;
+        --help)
+            show_help
+            ;;
+        *)
+            echo "Error: Unrecognized option '$1'"
+            show_help
+            ;;
+    esac
+    shift
+done
+
+if [ -z "$MODE" ]; then
+    echo "You must specify --standard or --encrypt."
+    show_help
+fi
+
+if [ -n "$USER_API" ]; then
+    REPOSITORY="$USER_API@$IP_PBS:$POOL"
+else
+    REPOSITORY="$USER@$IP_PBS:$POOL"
+fi
+
+echo "$(date '+%Y-%m-%d %H:%M:%S') - Starting backup to repository $REPOSITORY" | tee -a "$LOG_FILE"
+for item in $(echo "$BACKUP_ITEMS" | tr ',' '\n'); do
+    BACKUP_NAME=$(echo "$item" | cut -d':' -f1)
+    TARGET_DIR=$(echo "$item" | cut -d':' -f2)
+    
+    if [ "$MODE" == "encrypt" ]; then
+        if [ ! -f "$KEY_FILE" ]; then
+            echo "The key file $KEY_FILE does not exist." | tee -a "$LOG_FILE"
+            exit 1
+        fi
+        
+        proxmox-backup-client backup "$BACKUP_NAME:$TARGET_DIR" --repository "$REPOSITORY" --crypt-mode encrypt --keyfile "$KEY_FILE" --backup-type 'host' 2>>"$LOG_FILE"
+    else
+        proxmox-backup-client backup "$BACKUP_NAME:$TARGET_DIR" --repository "$REPOSITORY" --backup-type 'host' 2>>"$LOG_FILE"
+    fi
+
+    if [ $? -ne 0 ]; then
+        echo "Backup failed for $BACKUP_NAME" | tee -a "$LOG_FILE"
+        exit 1
+    fi
+    sleep 5
+done
+
+if [ $? -eq 0 ]; then
+    exit_from_repo
+    echo -e "$(date '+%Y-%m-%d %H:%M:%S') - Backup completed successfully. You can check the log at $LOG_FILE\n" | tee -a "$LOG_FILE"
+else
+    exit_from_repo
+    echo -e "$(date '+%Y-%m-%d %H:%M:%S') - Error during backup. You can check the log at $LOG_FILE\n" | tee -a "$LOG_FILE"
+    exit 1
+fi