diff --git a/tasks/connections.config.yml b/tasks/connections.config.yml
new file mode 100644
index 0000000..e842120
--- /dev/null
+++ b/tasks/connections.config.yml
@@ -0,0 +1,50 @@
+---
+- name: Configure NetworkManager [ type loopback ]
+  community.general.nmcli:
+    autoconnect: "{{ connection.autoconnect | default('true') }}"
+    conn_name: "{{ connection.con_name | default('lo') }}"
+    ifname: "{{ connection.ifname | default('lo') }}"
+    type: "{{ connection.type }}"
+    ip4: "{{ connection.ip4 | default('') }}"
+    dns4: "{{ connection.dns4 | default([]) }}"
+    method4: "{{ connection.method4 | default('manual') }}"
+    method6: "{{ connection.method6 | default('auto') }}"
+    state: present
+  with_items: "{{ network }}"
+  when: connection.type == 'loopback'
+  loop_control:
+    loop_var: connection
+  notify: Restart NetworkManager
+
+- name: Configure NetworkManager [ type ethernet ]
+  community.general.nmcli:
+    "{{ connection_params | combine(dynamic_params) }}"
+  with_items: "{{ network }}"
+  when: connection.type == 'ethernet'
+  loop_control:
+    loop_var: connection
+  vars:
+    connection_params:
+      autoconnect: "{{ connection.autoconnect | default('true') }}"
+      conn_name: "{{ connection.con_name }}"
+      ifname: "{{ connection.ifname | default(connection.con_name) }}"
+      type: "{{ connection.type }}"
+      state: "{{ connection.state | default('present') }}"
+    dynamic_params: >-
+      {{
+        dict(
+          ip4=connection.ip4 if connection.ip4 is defined else omit,
+          gw4=connection.gw4 if connection.gw4 is defined else omit,
+          dns4=connection.dns4 if connection.dns4 is defined else omit,
+          routes4=connection.routes4 if connection.routes4 is defined else omit,
+          method4=connection.method4 if connection.method4 is defined else 'disabled',
+          ip6=connection.ip6 if connection.ip6 is defined else omit,
+          gw6=connection.gw6 if connection.gw6 is defined else omit,
+          method6=connection.method6 if connection.method6 is defined else 'disabled'
+        )
+      }}
+  notify: Restart NetworkManager
+
+#  notify: 
+#    - networking changed
+#    - network-manager configuration changed
\ No newline at end of file
diff --git a/tasks/install-nm.debian-12.yml b/tasks/install-nm.debian-12.yml
new file mode 100644
index 0000000..61d3951
--- /dev/null
+++ b/tasks/install-nm.debian-12.yml
@@ -0,0 +1,3 @@
+- name: Task specific to Debian 12
+  ansible.builtin.debug:
+    msg: "Executing tasks for Debian 12"
diff --git a/tasks/main.yml b/tasks/main.yml
index f067d56..eae3653 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -1,12 +1,27 @@
 ---
 # tasks file for network-manager
-- name: "apt install NetworkManager {{ nm_version }} "
-  when: nm__skip_install is not true
-  apt:
-    name: "network-manager{{ nm_version }}"
-    default_release: "{{ ansible_distribution_release }}-backports"
-    autoremove: true
-    update_cache: true
+#- name: "apt install NetworkManager {{ nm_version }} "
+#  when: nm__skip_install is not true
+#  apt:
+#    name: "network-manager{{ nm_version }}"
+#    default_release: "{{ ansible_distribution_release }}-backports"
+#    autoremove: true
+#    update_cache: true
+- name: Get OS and major version specific for NetworkManager installation
+  ansible.builtin.set_fact:
+    install_nm_tasks: >-
+      {%- if ansible_distribution == "Debian" and ansible_distribution_major_version == "12" -%}
+        install-nm.debian-12.yml
+      {%- elif ansible_distribution == "Debian" and ansible_distribution_major_version in ["10", "11"] -%}
+        install-nm.debian-10.yml
+      {%- elif ansible_distribution == "Ubuntu" -%}
+        install-nm.ubuntu.yml
+      {%- else -%}
+        install-nm.default.yml
+      {%- endif -%}
+
+- name: Install NetworkManager for {{ ansible_distribution }} {{ ansible_distribution_major_version }}
+  ansible.builtin.include_tasks: "{{ install_nm_tasks }}"
 
 - name: Enable service NetworkManager and ensure it is not masked
   ansible.builtin.systemd_service:
@@ -14,8 +29,8 @@
     enabled: true
     masked: no
 
-- name: config globally managed devices
-  template:
+- name: Configure globally managed devices to NM
+  ansible.builtin.template:
     src: "conf.d/10-globally-managed-devices.j2"
     dest: "{{ globally_managed_devices_path }}"
     owner: root
@@ -24,51 +39,19 @@
   when: globally_managed_devices is true
   notify: Restart NetworkManager
 
-- name: cleanup globally managed devices
-  file:
+- name: Cleanup globally managed devices
+  ansible.builtin.file:
     path: "{{ globally_managed_devices_path }}"
     state: absent
   when: not globally_managed_devices
   notify: Restart NetworkManager
 
 - name: Include tasks for checking and removing udev rules
-  include_tasks: check_udev_rules.yml
+  ansible.builtin.include_tasks: check_udev_rules.yml
 
-- name: Configure NetworkManager [ type loopback ]
-  community.general.nmcli:
-    autoconnect: "{{ connection.autoconnect | default('true') }}"
-    conn_name: "{{ connection.con_name | default('lo') }}"
-    ifname: "{{ connection.ifname | default('lo') }}"
-    type: "{{ connection.type }}"
-    ip4: "{{ connection.ip4 | default('') }}"
-    dns4: "{{ connection.dns4 | default([]) }}"
-    method4: "{{ connection.method4 | default('manual') }}"
-    method6: "{{ connection.method6 | default('auto') }}"
-    state: present
-  with_items: "{{ network }}"
-  when: connection.type == 'loopback'
-  loop_control:
-    loop_var: connection
-  notify: Restart NetworkManager
-
-- name: Configure NetworkManager [ type ethernet ]
-  community.general.nmcli:
-    autoconnect: "{{ connection.autoconnect | default('true') }}"
-    conn_name: "{{ connection.con_name }}"
-    ifname: "{{ connection.ifname }}"
-    type: "{{ connection.type }}"
-    ip4: "{{ connection.ip4 | default('') }}"
-    gw4: "{{ connection.gw4 | default('') }}"
-    dns4: "{{ connection.dns4 | default([]) }}"
-    routes4: "{{ connection.routes4 | default([]) }}"
-    method4: "{{ connection.method4 | default('manual') }}"
-    method6: "{{ connection.method6 | default('disabled') }}"
-    state: present
-  with_items: "{{ network }}"
-  when: connection.type == 'ethernet'
-  loop_control:
-    loop_var: connection
-  notify: Restart NetworkManager
+- name: Include tasks for managing connections
+  when: network is defined
+  ansible.builtin.include_tasks: connections.config.yml
 
 - name: Notify the reboot handler
   meta: flush_handlers
\ No newline at end of file
diff --git a/vars/main.yml b/vars/main.yml
index 9353693..654acc0 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -1,2 +1,25 @@
 ---
 # vars file for network-manager
+#network:
+#  - con_name: lo
+#    ifname: lo
+#    type: loopback
+#    ip4: "127.0.0.1/8,169.254.0.0/32"
+#    dns4: 77.88.8.8
+#    method4: manual
+#    method6: auto
+#  - con_name: ens160
+#    ifname: ens160
+#    type: ethernet
+#    ip4: 192.168.0.2/24
+#    gw4: 192.168.0.1
+#    method4: manual
+#    method6: disabled
+
+template_connection_params:
+  ip4: "{{ connection.ip4 | default('null') }}"
+  gw4: "{{ connection.gw4 | default('null') }}"
+  dns4: "{{ connection.dns4 | default('null') }}"
+  routes4: "{{ connection.routes4 | default('null') }}"
+  method4: "{{ connection.method4 | default('disabled') }}"
+  method6: "{{ connection.method6 | default('disabled') }}"
\ No newline at end of file