diff --git a/CHANGELOG.md b/CHANGELOG.md
index b4961a77..f92b855d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,20 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
+## [v3.9.4_7.2.0]
+
+### Added 
+
+- Support for registring agents behind NAT [@jheikki100](https://github.com/jheikki100) [#208](https://github.com/wazuh/wazuh-ansible/pull/208)
+
+### Changed
+
+- Default protocol to TCP [@ionphractal](https://github.com/ionphractal) [#204](https://github.com/wazuh/wazuh-ansible/pull/204).
+
+### Fixed
+
+- Fixed network.host is not localhost [@rshad](https://github.com/rshad) [#204](https://github.com/wazuh/wazuh-ansible/pull/212).
+
 ## [v3.9.3_7.2.0]
 
 ### Added 
diff --git a/Pipfile b/Pipfile
index 89f86b7c..3de882c3 100644
--- a/Pipfile
+++ b/Pipfile
@@ -5,8 +5,8 @@ name = "pypi"
 
 [packages]
 docker-py = "*"
-ansible = "==2.7.12"
-molecule = "*"
+ansible = "==2.7.13"
+molecule = "2.20"
 
 [dev-packages]
 
@@ -14,6 +14,7 @@ molecule = "*"
 python_version = "2.7"
 
 [scripts]
+destroy ="molecule destroy"
 test ="molecule test"
 agent ="molecule test -s wazuh-agent"
 elasticsearch ="molecule test -s elasticsearch"
diff --git a/VERSION b/VERSION
index fe2acb96..8909e7be 100644
--- a/VERSION
+++ b/VERSION
@@ -1,2 +1,2 @@
-WAZUH-ANSIBLE_VERSION="v3.9.3"
-REVISION="3930"
+WAZUH-ANSIBLE_VERSION="v3.9.4"
+REVISION="3940"
diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
index f37858bc..bc49d808 100644
--- a/molecule/default/molecule.yml
+++ b/molecule/default/molecule.yml
@@ -8,18 +8,37 @@ lint:
   enabled: false
 platforms:
   - name: bionic
-    image: ubuntu:bionic
+    image: solita/ubuntu-systemd:bionic
+    command: /sbin/init
+    ulimits:
+      - nofile:262144:262144
+    privileged: true
+    memory_reservation: 2048m
   - name: xenial
     image: solita/ubuntu-systemd:xenial
     privileged: true
+    memory_reservation: 2048m
     command: /sbin/init
-  - name: trusty
-    image: ubuntu:trusty
-  - name: centos6
-    image: centos:6
+    ulimits:
+      - nofile:262144:262144
+#  - name: trusty
+#    image: ubuntu:trusty
+#    privileged: true
+#    memory_reservation: 2048m
+#    ulimits:
+#      - nofile:262144:262144
+#  - name: centos6
+#    image: centos:6
+#    privileged: true
+#    memory_reservation: 2048m
+#    ulimits:
+#      - nofile:262144:262144
   - name: centos7
     image: milcom/centos7-systemd
+    memory_reservation: 2048m
     privileged: true
+    ulimits:
+      - nofile:262144:262144
 provisioner:
   name: ansible
   env:
diff --git a/molecule/default/playbook.yml b/molecule/default/playbook.yml
index 639e6320..242a3777 100644
--- a/molecule/default/playbook.yml
+++ b/molecule/default/playbook.yml
@@ -4,7 +4,3 @@
   roles:
     - role: wazuh/ansible-wazuh-manager
 
-# - {role: wazuh/ansible-filebeat} #, filebeat_output_elasticsearch_hosts: 'your elastic stack server IP'
-# Elasticsearch requires too much memory to test multiple containers concurrently - To Fix
-# - {role: elastic-stack/ansible-elasticsearch, elasticsearch_network_host: 'localhost'}
-# - {role: elastic-stack/ansible-kibana, elasticsearch_network_host: 'localhost'}
diff --git a/molecule/default/tests/test_default.py b/molecule/default/tests/test_default.py
index 4be45b4e..227f8e59 100644
--- a/molecule/default/tests/test_default.py
+++ b/molecule/default/tests/test_default.py
@@ -9,7 +9,7 @@ testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
 
 def get_wazuh_version():
     """This return the version of Wazuh."""
-    return "3.9.3"
+    return "3.9.4"
 
 
 def test_wazuh_packages_are_installed(host):
@@ -74,7 +74,7 @@ def test_open_ports(host):
     distribution = host.system_info.distribution.lower()
     if distribution == 'ubuntu':
         assert host.socket("tcp://0.0.0.0:1515").is_listening
-        assert not host.socket("tcp://0.0.0.0:1514").is_listening
+        assert host.socket("tcp://0.0.0.0:1514").is_listening
     elif distribution == 'centos':
-        assert host.socket("tcp://:::1515").is_listening
-        assert not host.socket("tcp://:::1514").is_listening
+        assert host.socket("tcp://127.0.0.1:1515").is_listening
+        assert host.socket("tcp://127.0.0.1:1514").is_listening
diff --git a/molecule/elasticsearch/molecule.yml b/molecule/elasticsearch/molecule.yml
index 5d6d3075..7b2bbe1f 100644
--- a/molecule/elasticsearch/molecule.yml
+++ b/molecule/elasticsearch/molecule.yml
@@ -23,18 +23,18 @@ platforms:
     command: /sbin/init
     ulimits:
       - nofile:262144:262144
-#  - name: trusty
-#    image: ubuntu:trusty
-#    privileged: true
-#    memory_reservation: 2048m
-#    ulimits:
-#      - nofile:262144:262144
-  - name: centos6
-    image: centos:6
-    privileged: true
-    memory_reservation: 2048m
-    ulimits:
-      - nofile:262144:262144
+  #- name: trusty
+  #image: ubuntu:trusty
+  #privileged: true
+  #memory_reservation: 2048m
+  #ulimits:
+      #- nofile:262144:262144
+  #- name: centos6
+  #  image: centos:6
+  #  privileged: true
+  #  memory_reservation: 2048m
+  #  ulimits:
+  #    - nofile:262144:262144
   - name: centos7
     image: milcom/centos7-systemd
     memory_reservation: 2048m
diff --git a/molecule/filebeat/molecule.yml b/molecule/filebeat/molecule.yml
index e456c4ae..5e055508 100644
--- a/molecule/filebeat/molecule.yml
+++ b/molecule/filebeat/molecule.yml
@@ -9,8 +9,8 @@ lint:
     config-data:
       ignore: .virtualenv
 platforms:
-  - name: trusty
-    image: ubuntu:trusty
+ # - name: trusty
+ #   image: ubuntu:trusty
   - name: bionic
     image: solita/ubuntu-systemd:bionic
     command: /sbin/init
@@ -19,12 +19,12 @@ platforms:
     image: solita/ubuntu-systemd:xenial
     privileged: true
     command: /sbin/init
-  - name: centos6
-    image: geerlingguy/docker-centos6-ansible
-    privileged: true
-    command: /sbin/init
-    volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+ #- name: centos6
+ #  image: geerlingguy/docker-centos6-ansible
+ #  privileged: true
+ #  command: /sbin/init
+ #  volumes:
+ #    - /sys/fs/cgroup:/sys/fs/cgroup:ro
   - name: centos7
     image: milcom/centos7-systemd
     privileged: true
diff --git a/molecule/filebeat/prepare.yml b/molecule/filebeat/prepare.yml
index f3dc9aac..49325b85 100644
--- a/molecule/filebeat/prepare.yml
+++ b/molecule/filebeat/prepare.yml
@@ -7,6 +7,7 @@
     - name: "Install Python packages for Trusty to solve trust issues"
       package:
         name:
+          - python-apt
           - python-setuptools
           - python-pip
         state: latest
diff --git a/molecule/kibana/molecule.yml b/molecule/kibana/molecule.yml
index 2017a6bd..20ea5e07 100644
--- a/molecule/kibana/molecule.yml
+++ b/molecule/kibana/molecule.yml
@@ -28,12 +28,12 @@ platforms:
 #    memory_reservation: 1024m
 #    ulimits:
 #      - nofile:262144:262144
-  - name: centos6
-    image: centos:6
-    privileged: true
-    memory_reservation: 1024m
-    ulimits:
-      - nofile:262144:262144
+#  - name: centos6
+#    image: centos:6
+#    privileged: true
+#    memory_reservation: 1024m
+#    ulimits:
+#      - nofile:262144:262144
   - name: centos7
     image: milcom/centos7-systemd
     memory_reservation: 1024m
@@ -55,7 +55,6 @@ provisioner:
     group_vars:
       all:
         elasticsearch_jvm_xms: 256
-        kibana_plugin_install_ignore_error: true
 verifier:
   name: testinfra
   lint:
diff --git a/molecule/kibana/playbook.yml b/molecule/kibana/playbook.yml
index 74fc1038..6deac809 100644
--- a/molecule/kibana/playbook.yml
+++ b/molecule/kibana/playbook.yml
@@ -2,4 +2,6 @@
 - name: Converge
   hosts: all
   roles:
+  
     - role: elastic-stack/ansible-kibana
+    
\ No newline at end of file
diff --git a/molecule/wazuh-agent/tests/test_agents.py b/molecule/wazuh-agent/tests/test_agents.py
index 48fdfc6e..223f4198 100644
--- a/molecule/wazuh-agent/tests/test_agents.py
+++ b/molecule/wazuh-agent/tests/test_agents.py
@@ -9,7 +9,7 @@ testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
 
 def get_wazuh_version():
     """This return the version of Wazuh."""
-    return "3.9.3"
+    return "3.9.4"
 
 
 def test_ossec_package_installed(Package):
diff --git a/playbooks/wazuh-agent.yml b/playbooks/wazuh-agent.yml
index 8c7eaa69..bd85a3a6 100644
--- a/playbooks/wazuh-agent.yml
+++ b/playbooks/wazuh-agent.yml
@@ -6,7 +6,7 @@
     wazuh_managers:
       - address: <your manager IP>
         port: 1514
-        protocol: udp
+        protocol: tcp
         api_port: 55000
         api_proto: 'http'
         api_user: ansible
diff --git a/playbooks/wazuh-elastic.yml b/playbooks/wazuh-elastic.yml
index 0c3b0a61..36bd9b1d 100644
--- a/playbooks/wazuh-elastic.yml
+++ b/playbooks/wazuh-elastic.yml
@@ -1,4 +1,5 @@
 ---
-- hosts: <your elasticsearch host>
+- hosts: <YOUR_ELASTICSEARCH_IP>
   roles:
-    - {role: /etc/ansible/roles/wazuh-ansible/roles/elastic-stack/ansible-elasticsearch, elasticsearch_network_host: 'your elasticsearch IP'}
+    - role: /etc/ansible/roles/wazuh-ansible/roles/elastic-stack/ansible-elasticsearch 
+      elasticsearch_network_host: '<YOUR_ELASTICSEARCH_IP>'
diff --git a/playbooks/wazuh-kibana.yml b/playbooks/wazuh-kibana.yml
index 2fc5cc1d..200f4891 100644
--- a/playbooks/wazuh-kibana.yml
+++ b/playbooks/wazuh-kibana.yml
@@ -1,10 +1,6 @@
 ---
-- hosts: 172.16.0.162
+- hosts: <KIBANA_HOST>
   roles:
     - role: ../roles/elastic-stack/ansible-kibana
-      kibana_xpack_security: true
-      kibana_user: elastic
-      kibana_password: elastic_pass
-      kibana_node_name: node-2
-      elasticsearch_network_host: 172.16.0.161
-      node_certs_generator: false
+      elasticsearch_network_host: <YOUR_ELASTICSEARCH_IP>
+
diff --git a/playbooks/wazuh-manager.yml b/playbooks/wazuh-manager.yml
index 93fb9e9d..5ec6a50b 100644
--- a/playbooks/wazuh-manager.yml
+++ b/playbooks/wazuh-manager.yml
@@ -1,10 +1,8 @@
 ---
-- hosts: 172.16.0.161
+- hosts: <WAZUH_MANAGER_HOST>
   roles:
     - role: ../roles/wazuh/ansible-wazuh-manager
     - role: ../roles/wazuh/ansible-filebeat
-      filebeat_output_elasticsearch_hosts: 172.16.0.161:9200
-      filebeat_xpack_security: true
-      filebeat_node_name: node-1
-      node_certs_generator: true
+      filebeat_output_elasticsearch_hosts: <YOUR_ELASTICSEARCH_IP>:9200
+
 
diff --git a/roles/elastic-stack/ansible-elasticsearch/defaults/main.yml b/roles/elastic-stack/ansible-elasticsearch/defaults/main.yml
index 1340dabb..58b5e308 100644
--- a/roles/elastic-stack/ansible-elasticsearch/defaults/main.yml
+++ b/roles/elastic-stack/ansible-elasticsearch/defaults/main.yml
@@ -5,7 +5,7 @@ elasticsearch_http_port: 9200
 elasticsearch_network_host: 127.0.0.1
 elasticsearch_jvm_xms: null
 elastic_stack_version: 7.2.0
-single_node: false
+single_node: true
 elasticsearch_bootstrap_node: false
 elasticsearch_master_candidate: false
 elasticsearch_cluster_nodes:
diff --git a/roles/elastic-stack/ansible-elasticsearch/tasks/Debian.yml b/roles/elastic-stack/ansible-elasticsearch/tasks/Debian.yml
index 2c7dba73..67a34e7e 100644
--- a/roles/elastic-stack/ansible-elasticsearch/tasks/Debian.yml
+++ b/roles/elastic-stack/ansible-elasticsearch/tasks/Debian.yml
@@ -8,12 +8,6 @@
   register: elasticsearch_ca_packages_installed
   until: elasticsearch_ca_packages_installed is succeeded
 
-- name: "Install Java Repo for Trusty"
-  apt_repository: repo='ppa:openjdk-r/ppa'
-  when:
-    - ansible_distribution == "Ubuntu"
-    - ansible_distribution_major_version | int == 14
-
 - name: Update and upgrade apt packages
   become: true
   apt:
@@ -24,14 +18,6 @@
     - ansible_distribution == "Ubuntu"
     - ansible_distribution_major_version | int == 14
 
-- name: Install Oracle Java 8
-  become: true
-  apt: name=openjdk-8-jdk state=latest
-
-  when:
-    - ansible_distribution == "Ubuntu"
-    - ansible_distribution_major_version | int == 14
-
 - name: Update and upgrade apt packages
   become: true
   apt:
diff --git a/roles/elastic-stack/ansible-elasticsearch/tasks/RedHat.yml b/roles/elastic-stack/ansible-elasticsearch/tasks/RedHat.yml
index 81176ee0..16366dfc 100644
--- a/roles/elastic-stack/ansible-elasticsearch/tasks/RedHat.yml
+++ b/roles/elastic-stack/ansible-elasticsearch/tasks/RedHat.yml
@@ -9,13 +9,6 @@
     gpgcheck: true
   changed_when: false
 
-- name: CentOS x.x => x.x < 7.0 | Installing Java
-  yum:
-    name: java-1.8.0-openjdk.x86_64
-    state: present
-  when:
-    - ansible_distribution in ['CentOS', 'RedHat'] and ansible_distribution_major_version|int < 7
-
 - name: RedHat/CentOS/Fedora | Install Elasticsarch
   package: name=elasticsearch-{{ elastic_stack_version }} state=present
   tags: install
diff --git a/roles/elastic-stack/ansible-elasticsearch/tasks/main.yml b/roles/elastic-stack/ansible-elasticsearch/tasks/main.yml
index 48c25b98..7ee77beb 100644
--- a/roles/elastic-stack/ansible-elasticsearch/tasks/main.yml
+++ b/roles/elastic-stack/ansible-elasticsearch/tasks/main.yml
@@ -65,7 +65,7 @@
 
 - name: Check if certificate exists locally
   stat:
-    path: "{{node_certs_destination}}/{{ elasticsearch_node_name }}.crt"
+    path: "{{ node_certs_destination }}/{{ elasticsearch_node_name }}.crt"
   register: certificate_file_exists
   when:
     - elasticsearch_xpack_security
@@ -73,7 +73,7 @@
 - name: Write the instances.yml file in the selected node (force = no)
   template:
     src: instances.yml.j2
-    dest: "{{node_certs_source}}/instances.yml"
+    dest: "{{ node_certs_source }}/instances.yml"
     force: no
   register: instances_file_exists
   tags:
@@ -86,23 +86,25 @@
 
 - name: Update instances.yml status after generation
   stat:
-    path: "{{node_certs_source}}/instances.yml"
+    path: "{{ node_certs_source }}/instances.yml"
   register: instances_file_exists
-  when: 
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
 
 - name: Check if the certificates ZIP file exists
   stat:
-    path: "{{node_certs_source}}/certs.zip"
+    path: "{{ node_certs_source }}/certs.zip"
   register: xpack_certs_zip
-  when: 
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
 
 - name: Generating certificates for Elasticsearch security
-  shell: "/usr/share/elasticsearch/bin/elasticsearch-certutil cert ca --pem --in {{node_certs_source}}/instances.yml --out {{node_certs_source}}/certs.zip"
-  when: 
+  command: >-
+     "/usr/share/elasticsearch/bin/elasticsearch-certutil cert ca --pem --in
+     {{ node_certs_source }}/instances.yml --out {{ node_certs_source }}/certs.zip"
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
     - not xpack_certs_zip.stat.exists
@@ -112,10 +114,10 @@
 
 - name: Unzip generated certs.zip
   unarchive:
-    src: "{{node_certs_source}}/certs.zip"
-    dest: "{{node_certs_source}}/"
+    src: "{{ node_certs_source }}/certs.zip"
+    dest: "{{ node_certs_source }}/"
     remote_src: yes
-  when: 
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
     - certs_file_generated is defined
@@ -124,35 +126,39 @@
 
 - name: Copy key & certificate files in generator node (locally)
   synchronize:
-    src: "{{node_certs_source}}/{{elasticsearch_node_name}}/"
-    dest: "{{node_certs_destination}}/"
+    src: "{{ node_certs_source }}/{{ elasticsearch_node_name }}/"
+    dest: "{{ node_certs_destination }}/"
   delegate_to: "{{ node_certs_generator_ip }}"
-  when: 
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
   tags: xpack-security
 
 - name: Copy ca certificate file in generator node (locally)
   synchronize:
-    src: "{{node_certs_source}}/ca/"
-    dest: "{{node_certs_destination}}/"
+    src: "{{ node_certs_source }}/ca/"
+    dest: "{{ node_certs_destination }}/"
   delegate_to: "{{ node_certs_generator_ip }}"
   register: check_certs_permissions
-  when: 
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
   tags: xpack-security
 
 - name: Importing key & certificate files from generator node
-  shell: "{{rsync_path}} {{rsync_extra_parameters}} {{rsync_user}}@{{node_certs_generator_ip}}:{{node_certs_source}}/{{elasticsearch_node_name}}/ {{node_certs_destination}}/"
+  command: >-
+    {{ rsync_path }} {{ rsync_extra_parameters }} {{ rsync_user }}@{{ node_certs_generator_ip }}:
+    {{ node_certs_source }}/{{ elasticsearch_node_name }}/ {{ node_certs_destination }}/
   when:
     - not node_certs_generator
     - elasticsearch_xpack_security
     - not certificate_file_exists.stat.exists
   tags: xpack-security
 
-- name: Importing ca certificate file from generator node 
-  shell: "{{rsync_path}} {{rsync_extra_parameters}} {{rsync_user}}@{{node_certs_generator_ip}}:{{node_certs_source}}/ca/ {{node_certs_destination}}/"
+- name: Importing ca certificate file from generator node
+  command: >-
+    {{ rsync_path }} {{ rsync_extra_parameters }} {{ rsync_user }}@{{ node_certs_generator_ip }}:
+    {{ node_certs_source }}/ca/ {{ node_certs_destination }}/
   when:
     - not node_certs_generator
     - elasticsearch_xpack_security
@@ -161,23 +167,32 @@
   tags: xpack-security
 
 - name: Ensuring certificates folder owner
-  shell: "chown -R elasticsearch: {{node_certs_destination}}/"
+  file:
+    path: "{{ node_certs_destination }}/"
+    state: directory
+    recurse: yes
+    owner: elasticsearch
+    group: elasticsearch
   when:
     - check_certs_permissions is defined
     - elasticsearch_xpack_security
   tags: xpack-security
 
 - name: Ensuring certificates folder owner
-  shell: "chmod -R 770 {{node_certs_destination}}/"
+  file:
+    path: "{{ node_certs_destination }}/"
+    mode: '0770'
+    recurse: yes
   when:
     - check_certs_permissions is defined
     - elasticsearch_xpack_security
   tags: xpack-security
-  
 
 - name: Remove generated certs file
-  shell: /bin/rm -f {{node_certs_source}}/certs.zip*
-  when: 
+  file:
+    state: absent
+    path: "{{ node_certs_source }}/certs.zip*"
+  when:
     - node_certs_generator
     - elasticsearch_xpack_security
   tags: xpack-security
@@ -193,10 +208,12 @@
   tags: configure
 
 - name: Set elasticsearch bootstrap password
-  shell: "echo '{{elasticsearch_xpack_security_password}}' | {{node_certs_source}}/bin/elasticsearch-keystore add -xf 'bootstrap.password'"
+  shell: |
+     set -o pipefail
+     "echo '{{ elasticsearch_xpack_security_password }}' | {{ node_certs_source }}/bin/elasticsearch-keystore add -xf 'bootstrap.password'"
   when:
     - elasticsearch_xpack_security
-  
+
 - name: Trusty | set MAX_LOCKED_MEMORY=unlimited in Elasticsearch in /etc/security/limits.conf
   lineinfile:
     path: /etc/security/limits.conf
@@ -228,13 +245,6 @@
     - not (ansible_distribution == "Debian" and ansible_distribution_version is version('8', '<'))
     - not (ansible_os_family == "RedHat" and ansible_distribution_version is version('7', '<'))
 
-- name: Distribution is centos 6.* | Enable Elasticsearch
-  service: name=elasticsearch enabled=yes
-
-- name: Distribution is centos 6.* | Start Elasticsearch
-  service: name=elasticsearch state=started
-  ignore_errors: true
-
 - name: Ensure Elasticsearch started and enabled
   service:
     name: elasticsearch
@@ -242,7 +252,7 @@
     state: started
 
 - name: Make sure Elasticsearch is running before proceeding
-  wait_for: host={{ elasticsearch_network_host }} port={{ elasticsearch_http_port }} delay=3 timeout=300
+  wait_for: host={{ elasticsearch_network_host }} port={{ elasticsearch_http_port }} delay=3 timeout=400
   tags:
     - configure
     - init
@@ -252,7 +262,7 @@
     url: "http://{{ elasticsearch_network_host }}:{{ elasticsearch_http_port }}/_template/wazuh"
     method: GET
     status_code: 200, 404
-  when: 
+  when:
     - elasticsearch_bootstrap_node or single_node
     - not elasticsearch_xpack_security
   poll: 30
@@ -267,7 +277,7 @@
     status_code: 200
     body_format: json
     body: "{{ lookup('template','wazuh-elastic7-template-alerts.json.j2') }}"
-  when: 
+  when:
     - wazuh_alerts_template_exits.status is defined
     - wazuh_alerts_template_exits.status != 200
     - not elasticsearch_xpack_security
diff --git a/roles/elastic-stack/ansible-kibana/defaults/main.yml b/roles/elastic-stack/ansible-kibana/defaults/main.yml
index dcaa0f59..9e9367ca 100644
--- a/roles/elastic-stack/ansible-kibana/defaults/main.yml
+++ b/roles/elastic-stack/ansible-kibana/defaults/main.yml
@@ -6,7 +6,7 @@ elasticsearch_network_host: "127.0.0.1"
 kibana_server_host: "0.0.0.0"
 kibana_server_port: "5601"
 elastic_stack_version: 7.2.0
-wazuh_version: 3.9.3
+wazuh_version: 3.9.4
 
 # Xpack Security
 kibana_xpack_security: false
@@ -23,3 +23,5 @@ node_certs_destination: /etc/kibana/certs
 rsync_path: /usr/bin/rsync
 rsync_user: vagrant
 rsync_extra_parameters: -avg -e 'ssh -o StrictHostKeyChecking=no' --rsync-path='sudo rsync'
+
+kibana_plugin_install_ignore_error: true
\ No newline at end of file
diff --git a/roles/elastic-stack/ansible-kibana/tasks/main.yml b/roles/elastic-stack/ansible-kibana/tasks/main.yml
index 4e12b1b2..fe0c9365 100644
--- a/roles/elastic-stack/ansible-kibana/tasks/main.yml
+++ b/roles/elastic-stack/ansible-kibana/tasks/main.yml
@@ -118,14 +118,15 @@
   tags: install
 
 - name: Install Wazuh-APP (can take a while)
-  shell: "/usr/share/kibana/bin/kibana-plugin install  https://packages.wazuh.com/wazuhapp/wazuhapp-{{ wazuh_version }}_{{ elastic_stack_version }}.zip"
+  shell: "/usr/share/kibana/bin/kibana-plugin install https://packages.wazuh.com/wazuhapp/wazuhapp-{{ wazuh_version }}_{{ elastic_stack_version }}.zip"
   environment:
     NODE_OPTIONS: "--max-old-space-size=3072"
   args:
     executable: /bin/bash
     creates: /usr/share/kibana/plugins/wazuh/package.json
   notify: restart kibana
-  ignore_errors: "{{ kibana_plugin_install_ignore_error }}"
+  become: yes
+  become_user: kibana
   tags:
     - install
     - skip_ansible_lint
diff --git a/roles/wazuh/ansible-filebeat/defaults/main.yml b/roles/wazuh/ansible-filebeat/defaults/main.yml
index 103d61eb..1fed5fb0 100644
--- a/roles/wazuh/ansible-filebeat/defaults/main.yml
+++ b/roles/wazuh/ansible-filebeat/defaults/main.yml
@@ -43,3 +43,8 @@ node_certs_destination: /etc/filebeat/certs
 rsync_path: /usr/bin/rsync
 rsync_user: vagrant
 rsync_extra_parameters: -avg -e 'ssh -o StrictHostKeyChecking=no' --rsync-path='sudo rsync'
+
+filebeat_module_package_name: wazuh-filebeat-0.1.tar.gz
+filebeat_module_package_path: /root/
+filebeat_module_destination: /usr/share/filebeat/module
+filebeat_module_folder: /usr/share/filebeat/module/wazuh
\ No newline at end of file
diff --git a/roles/wazuh/ansible-filebeat/tasks/main.yml b/roles/wazuh/ansible-filebeat/tasks/main.yml
index 7bafcc79..fbf8cfbf 100644
--- a/roles/wazuh/ansible-filebeat/tasks/main.yml
+++ b/roles/wazuh/ansible-filebeat/tasks/main.yml
@@ -88,6 +88,41 @@
     - filebeat_xpack_security
   tags: xpack-security
 
+- name: Checking if Filebeat Module folder file exists
+  stat:
+    path: "{{ filebeat_module_folder }}"
+  register: filebeat_module_folder
+
+
+- name: Download Filebeat module package
+  get_url:
+    url: https://packages.wazuh.com/3.x/filebeat/{{ filebeat_module_package_name }}
+    dest: "{{ filebeat_module_package_path }}"
+  when: not filebeat_module_folder.stat.exists
+
+- name: Unpakcing Filebeat module package
+  unarchive:
+    src: "{{ filebeat_module_package_path }}/{{ filebeat_module_package_name }}"
+    dest: "{{ filebeat_module_destination }}"
+    remote_src: yes
+  when: not filebeat_module_folder.stat.exists
+
+- name: Setting 0755 permission for Filebeat module folder
+  file: dest={{ filebeat_module_folder }} mode=u=rwX,g=rwX,o=rwX recurse=yes
+  when: not filebeat_module_folder.stat.exists
+
+- name: Checking if Filebeat Module package file exists
+  stat:
+    path: "{{ filebeat_module_package_path }}/{{ filebeat_module_package_name }}"
+  register: filebeat_module_package
+  when: filebeat_module_package is not defined
+
+- name: Delete Filebeat module package file
+  file:
+    state: absent
+    path: "{{ filebeat_module_package_path }}/{{ filebeat_module_package_name }}"
+  when: filebeat_module_package.stat.exists
+
 - import_tasks: config.yml
   when: filebeat_create_config
   notify: restart filebeat
diff --git a/roles/wazuh/ansible-wazuh-agent/README.md b/roles/wazuh/ansible-wazuh-agent/README.md
index 703c247b..9709d9b3 100644
--- a/roles/wazuh/ansible-wazuh-agent/README.md
+++ b/roles/wazuh/ansible-wazuh-agent/README.md
@@ -32,7 +32,7 @@ The following is an example of how this role can be used:
          wazuh_managers:
            - address: 127.0.0.1
              port: 1514
-             protocol: udp
+             protocol: tcp
              api_port: 55000
              api_proto: 'http'
              api_user: 'ansible'
diff --git a/roles/wazuh/ansible-wazuh-agent/defaults/main.yml b/roles/wazuh/ansible-wazuh-agent/defaults/main.yml
index 7d6135ad..d0898cb0 100644
--- a/roles/wazuh/ansible-wazuh-agent/defaults/main.yml
+++ b/roles/wazuh/ansible-wazuh-agent/defaults/main.yml
@@ -1,5 +1,5 @@
 ---
-wazuh_agent_version: 3.9.3
+wazuh_agent_version: 3.9.4
 wazuh_managers:
   - address: 127.0.0.1
     port: 1514
@@ -24,7 +24,7 @@ wazuh_winagent_config:
   install_dir_x86: 'C:\Program Files (x86)\ossec-agent\'
   auth_path: C:\'Program Files'\ossec-agent\agent-auth.exe
   auth_path_x86: C:\'Program Files (x86)'\ossec-agent\agent-auth.exe
-  version: '3.9.3'
+  version: '3.9.4'
   revision: '1'
   repo: https://packages.wazuh.com/3.x/windows/
   md5: c3fdbd6c121ca371b8abcd477ed4e8a4
@@ -305,3 +305,4 @@ wazuh_agent_config:
     list:
       - key: Env
         value: Production
+wazuh_agent_nat: false
diff --git a/roles/wazuh/ansible-wazuh-agent/tasks/Linux.yml b/roles/wazuh/ansible-wazuh-agent/tasks/Linux.yml
index faa28b57..d9415ffc 100644
--- a/roles/wazuh/ansible-wazuh-agent/tasks/Linux.yml
+++ b/roles/wazuh/ansible-wazuh-agent/tasks/Linux.yml
@@ -54,6 +54,7 @@
         -A {{ agent_name }}
         -m {{ wazuh_managers.0.address }}
         -p {{ wazuh_agent_authd.port }}
+        {% if wazuh_agent_nat %}-I "any" {% endif %}
         {% if authd_pass is defined %}-P {{ authd_pass }}{% endif %}
         {% if wazuh_agent_authd.ssl_agent_ca is not none %}
         -v "/var/ossec/etc/{{ wazuh_agent_authd.ssl_agent_ca | basename }}"
@@ -128,7 +129,7 @@
       environment:
         OSSEC_ACTION: i
         OSSEC_AGENT_NAME: '{{ newagentdata_api.json.data.name }}'
-        OSSEC_AGENT_IP: '{{ newagentdata_api.json.data.ip }}'
+        OSSEC_AGENT_IP: '{% if wazuh_agent_nat %}any{% else %}{{ newagentdata_api.json.data.ip }}{% endif %}'
         OSSEC_AGENT_ID: '{{ newagent_api.json.data.id }}'
         OSSEC_AGENT_KEY: '{{ newagent_api.json.data.key }}'
         OSSEC_ACTION_CONFIRMED: y
diff --git a/roles/wazuh/ansible-wazuh-manager/defaults/main.yml b/roles/wazuh/ansible-wazuh-manager/defaults/main.yml
index a49a059c..a35e3387 100644
--- a/roles/wazuh/ansible-wazuh-manager/defaults/main.yml
+++ b/roles/wazuh/ansible-wazuh-manager/defaults/main.yml
@@ -1,5 +1,5 @@
 ---
-wazuh_manager_api_version: 3.9.3
+wazuh_manager_api_version: 3.9.4
 
 wazuh_manager_fqdn: "wazuh-server"
 wazuh_manager_package_state: latest
@@ -42,7 +42,7 @@ wazuh_manager_config:
   connection:
     - type: 'secure'
       port: '1514'
-      protocol: 'udp'
+      protocol: 'tcp'
       queue_size: 131072
   authd:
     enable: true