diff --git a/Networks/compose.yaml b/Networks/compose.yaml
new file mode 100644
index 0000000..7fa1d85
--- /dev/null
+++ b/Networks/compose.yaml
@@ -0,0 +1,46 @@
+networks:
+  frontend:
+    name: frontend
+    ipam:
+      config:
+        - subnet: 172.31.32.0/24
+    labels:
+      com.example.purpose: "Frontend network"
+  backend:
+    external: true
+    name: backend
+
+volumes:
+  MariaDB.Data:
+    name: mariadb.data
+
+services:
+  phpmyadmin:
+    image: phpmyadmin:latest
+    container_name: pierreau.phpmyadmin
+    depends_on:
+      - mariadb
+    restart: on-failure
+    environment:
+      - PMA_ARBITRARY=1
+    networks:
+      - frontend
+      - backend
+    ports:
+      - "8080:80"
+
+  mariadb:
+    image: mariadb:latest
+    container_name: pierreau.mariadb
+    restart: always
+    networks:
+    - backend
+    expose:
+      - "3306"
+    environment:
+      MYSQL_ROOT_PASSWORD: MariaDBpwd
+      MYSQL_DATABASE: MariaDBdb
+      MYSQL_USER: MariaDBuser
+      MYSQL_PASSWORD: MariaDBpwd
+    volumes:
+      - MariaDB.Data:/var/lib/mysql