diff --git a/sources/SARES10.sources b/sources/SARES10.sources
new file mode 100644
index 0000000..ad317ea
--- /dev/null
+++ b/sources/SARES10.sources
@@ -0,0 +1,8 @@
+{
+/* ESA - Responsible E. Divall */
+    "sources": [
+        {"stream":"tcp://SARES11-CPCL-GES1:9999"}
+        ,{"stream": "tcp://SLAAR11-CPPM-MOT6891:9999"}
+        ,{"stream": "tcp://SLAAR11-CVME-LAS6891:9999"}
+    ]
+}
diff --git a/sources/SARES20.sources b/sources/SARES20.sources
new file mode 100644
index 0000000..9ce43e3
--- /dev/null
+++ b/sources/SARES20.sources
@@ -0,0 +1,9 @@
+{
+/* ESB - Responsible E. Divall */
+    "sources": [
+        {"stream":"tcp://SARES21-CPCL-GES1:9999"}
+        ,{"stream": "tcp://SLAAR21-CPPM-MOT6991:9999"}
+        ,{"stream": "tcp://SLAAR21-CVME-LAS6991:9999"}
+        ,{"stream": "tcp://SARES20-CVME-01:9999"}
+    ]
+}
diff --git a/sources/gunlaser.sources b/sources/gunlaser.sources
new file mode 100644
index 0000000..9850edf
--- /dev/null
+++ b/sources/gunlaser.sources
@@ -0,0 +1,7 @@
+{
+/* Laser IOC's - Responsible E. Divall */
+    "sources": [
+        {"stream": "tcp://SIN-CVME-LAS0041:9999"}
+        ,{"stream": "tcp://SIN-CVME-LAS0042:9999"}
+    ]
+}
diff --git a/sources/laser.sources b/sources/laser.sources
deleted file mode 100644
index d07d010..0000000
--- a/sources/laser.sources
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-/* Laser IOC's - Responsible E. Divall */
-    "sources": [
-	    {"stream": "tcp://SIN-CVME-LAS0041:9999"}
-	    ,{"stream": "tcp://SIN-CVME-LAS0042:9999"}
-	    /*,{"stream": "tcp://SIN-CVME-LAS0071:9999"} */
-
-        /* delay stage ESA */
-        ,{"stream": "tcp://SLAAR11-CPPM-MOT6891:9999"}
-
-        /* delay stage ESB */
-        ,{"stream": "tcp://SLAAR21-CPPM-MOT6991:9999"}
-        
-        ,{"stream": "tcp://SLAAR11-CVME-LAS6891:9999"}
-        ,{"stream": "tcp://SLAAR21-CVME-LAS6991:9999"}
-    ]
-}
diff --git a/sources/pho_keysight.sources b/sources/pho_keysight.sources
index d0bcf9d..61e0f0c 100644
--- a/sources/pho_keysight.sources
+++ b/sources/pho_keysight.sources
@@ -1,10 +1,7 @@
 /* resp. Edwin Divall*/
 {
     "sources": [
-        {"stream":"tcp://sares11-cpcl-keysight6911:9999"}
-        ,{"stream":"tcp://SARES11-CPCL-GES1:9999"}
-        ,{"stream":"tcp://SAROP11-CPCL-PALM118:9999"}
-        ,{"stream":"tcp://SARES21-CPCL-GES1:9999"}
+        {"stream":"tcp://SAROP11-CPCL-PALM118:9999"}
         ,{"stream":"tcp://SAROP21-CPCL-PALM134:9999"}
     ]
 }
\ No newline at end of file