diff --git a/boswatch/router.py b/boswatch/router.py
new file mode 100644
index 0000000..5ed1a71
--- /dev/null
+++ b/boswatch/router.py
@@ -0,0 +1,84 @@
+class Module:
+    def __init__(self, name):
+        self.__name = name
+
+    def run(self, bwPacket):
+        print("-- run module:", self.__name)
+        return bwPacket
+
+
+class Plugin:
+    def __init__(self, name):
+        self.__name = name
+
+    def run(self, bwPacket):
+        print("-- run plugin:", self.__name)
+
+
+class Router:
+    def __init__(self, name):
+        self.__name = name
+        self.__modules = []
+        self.__endpoints = []
+        self.__bwPacket = None
+
+    def addModule(self, module):
+        if type(module) is Module:
+            self.__modules.append(module)
+        else:
+            print("not a instance of module class:", module)
+
+    def addEndpoint(self, endpoint):
+        if (type(endpoint) is Plugin) or (type(endpoint) is Router):
+            self.__endpoints.append(endpoint)
+        else:
+            print("not a instance of plugin class:", endpoint)
+
+    def call(self, bwPacket):
+        # bwPacket has to be copied for each router
+        # make it possible to run more routers parallel
+        print("call router:", self.__name)
+        for module in self.__modules:
+            bwPacket = module.run(bwPacket)
+        self.__callEndpoints(bwPacket)
+        print("router finished:", self.__name)
+
+    def __callEndpoints(self, bwPacket):
+        print("call endpoints:", self.__name)
+        for endpoint in self.__endpoints:
+            if type(endpoint) is not Router:
+                endpoint.run(bwPacket)
+            else:
+                print("> endpoint is a new router")
+                endpoint.call(bwPacket)
+
+
+# modules
+double = Module("double")
+descriptor = Module("descriptor")
+# boswatch plugins
+telegram = Plugin("telegram")
+mysql = Plugin("mysql")
+
+Router1 = Router("R1")
+Router2 = Router("R2")
+
+# Router 1 modules
+Router1.addModule(double)
+Router1.addModule(descriptor)
+Router1.addModule(double)
+Router1.addModule(double)
+Router1.addModule(descriptor)
+# Router 1 endpoints
+Router1.addEndpoint(telegram)
+Router1.addEndpoint(mysql)
+Router1.addEndpoint(Router2)
+
+# Router 2 modules
+Router2.addModule(double)
+Router2.addModule(descriptor)
+# Router 2 endpoints
+Router2.addEndpoint(telegram)
+Router2.addEndpoint(mysql)
+
+Router1.call("Test123")