diff --git a/creolefuncs/redis.py b/creolefuncs/redis.py
new file mode 100644
index 0000000..87bb432
--- /dev/null
+++ b/creolefuncs/redis.py
@@ -0,0 +1,8 @@
+# -*- coding: utf-8 -*-
+
+
+#
+# just add 2 numbers ...
+#
+def add(num1, num2):
+    return str(int(num1) + int(num2)).decode("utf-8")
diff --git a/dicos/90_redis.xml b/dicos/90_redis.xml
index 03141a9..c0e40da 100644
--- a/dicos/90_redis.xml
+++ b/dicos/90_redis.xml
@@ -7,6 +7,7 @@
         <service servicelist="svredis">redis-server</service>
         <service_access service='redis-server'>
             <port service_accesslist='saRedis' protocol='tcp' port_type='SymLinkOption'>redisPort</port>
+            <port service_accesslist='saRedis' protocol='tcp' port_type='SymLinkOption'>redisClPort</port>
 			<tcpwrapper>redis-server</tcpwrapper>
         </service_access>
         <service_restriction service='redis-server'>
@@ -26,6 +27,7 @@
             <variable name='redisPort' type='string' description="Port d'écoute du service Redis">
                 <value>6379</value>
             </variable>
+            <variable name='redisClPort' type='string' description="Port d'écoute du service Cluster Redis"/>
             <variable name='redisMaxMemory' type='number' description="Quantité de mémoire utilisable par Redis en Mo">
                 <value>512</value>
             </variable>
@@ -106,6 +108,10 @@
         <check name="valid_enum" target="redisMemoryPolicy">
             <param>['noeviction', 'allkeys-lru','volatile-lru','volatile-random', 'allkeys-random','volatile-ttl']</param>
         </check>
+        <fill name='add' target='redisClPort'>
+            <param type='eole' name='num1'>redisPort</param>
+            <param name='num2'>10000</param>
+        </fill>
     </constraints>
     <help>
         <variable name='activer_redis'>Activer le service de cache Redis</variable>