Don't send informations to Master if it is the same as sent BY Master.

slapos/slap/slap.py

@@ -488,11 +488,12 @@ class ComputerPartition(SlapDocument):
       return self._software_release_document
 
   def setConnectionDict(self, connection_dict, slave_reference=None):
-    self._connection_helper.POST('/setComputerPartitionConnectionXml', {
-      'computer_id': self._computer_id,
-      'computer_partition_id': self._partition_id,
-      'connection_xml': xml_marshaller.dumps(connection_dict),
-      'slave_reference': slave_reference})
+    if self.getConnectionParameterDict() != connection_dict:
+      self._connection_helper.POST('/setComputerPartitionConnectionXml', {
+          'computer_id': self._computer_id,
+          'computer_partition_id': self._partition_id,
+          'connection_xml': xml_marshaller.dumps(connection_dict),
+          'slave_reference': slave_reference})
 
   @_syncComputerPartitionInformation
   def getInstanceParameter(self, key):