diff --git a/docker/swarm/manager.yml b/docker/swarm/manager.yml
index 36f5bcb..25a7fbe 100644
--- a/docker/swarm/manager.yml
+++ b/docker/swarm/manager.yml
@@ -1,4 +1,8 @@
+classes:
+  - system.docker.swarm.network.gwbridge
 parameters:
+  _param:
+    docker_gwbridge_subnet: 10.20.0.0/16
   docker:
     swarm:
       role: manager
diff --git a/docker/swarm/master.yml b/docker/swarm/master.yml
index bb2d83b..fba9af3 100644
--- a/docker/swarm/master.yml
+++ b/docker/swarm/master.yml
@@ -1,4 +1,8 @@
+classes:
+  - system.docker.swarm.network.gwbridge
 parameters:
+  _param:
+    docker_gwbridge_subnet: 10.20.0.0/16
   docker:
     swarm:
       role: master
diff --git a/docker/swarm/network/gwbridge.yml b/docker/swarm/network/gwbridge.yml
new file mode 100644
index 0000000..8208d3d
--- /dev/null
+++ b/docker/swarm/network/gwbridge.yml
@@ -0,0 +1,10 @@
+parameters:
+  docker:
+    swarm:
+      network:
+        docker_gwbridge:
+          subnet: ${_param:docker_gwbridge_subnet}
+          opt:
+            com.docker.network.bridge.name: docker_gwbridge
+            com.docker.network.bridge.enable_icc: false
+            com.docker.network.bridge.enable_ip_masquerade: true
diff --git a/docker/swarm/worker.yml b/docker/swarm/worker.yml
index acdb0cf..643b207 100644
--- a/docker/swarm/worker.yml
+++ b/docker/swarm/worker.yml
@@ -1,4 +1,8 @@
+classes:
+  - system.docker.swarm.network.gwbridge
 parameters:
+  _param:
+    docker_gwbridge_subnet: 10.20.0.0/16
   docker:
     swarm:
       role: worker