diff --git a/monkey_island/cc/app.py b/monkey_island/cc/app.py
index 21eea154a..586016341 100644
--- a/monkey_island/cc/app.py
+++ b/monkey_island/cc/app.py
@@ -15,6 +15,7 @@ from cc.resources.edge import Edge
 from cc.resources.node import Node
 
 from cc.resources.root import Root
+from cc.services.config import ConfigService
 
 __author__ = 'Barak'
 
@@ -65,6 +66,9 @@ def init_app(mongo_url):
     app.config['MONGO_URI'] = mongo_url
     mongo.init_app(app)
 
+    with app.app_context():
+        ConfigService.init_config()
+
     app.add_url_rule('/', 'serve_home', serve_home)
     app.add_url_rule('/<path:path>', 'serve_static_file', serve_static_file)
 
diff --git a/monkey_island/cc/resources/monkey_configuration.py b/monkey_island/cc/resources/monkey_configuration.py
index 2ae5bf4d4..091d1e8a7 100644
--- a/monkey_island/cc/resources/monkey_configuration.py
+++ b/monkey_island/cc/resources/monkey_configuration.py
@@ -15,7 +15,6 @@ class MonkeyConfiguration(flask_restful.Resource):
 
     def post(self):
         config_json = json.loads(request.data)
-
-        mongo.db.config.update({'name': 'newconfig'}, {"$set": config_json}, upsert=True)
-        return jsonify(schema=ConfigService.get_config_schema(), configuration=ConfigService.get_config())
+        ConfigService.update_config(config_json)
+        return self.get()
 
diff --git a/monkey_island/cc/resources/root.py b/monkey_island/cc/resources/root.py
index f9d7afc2a..02e152853 100644
--- a/monkey_island/cc/resources/root.py
+++ b/monkey_island/cc/resources/root.py
@@ -4,6 +4,7 @@ from flask import request, make_response, jsonify
 import flask_restful
 
 from cc.database import mongo
+from cc.services.config import ConfigService
 
 from cc.utils import local_ip_addresses
 
@@ -24,6 +25,7 @@ class Root(flask_restful.Resource):
             mongo.db.telemetry.drop()
             mongo.db.node.drop()
             mongo.db.edge.drop()
+            ConfigService.init_config()
             return jsonify(status='OK')
         elif action == "killall":
             mongo.db.monkey.update({}, {'$set': {'config.alive': False, 'modifytime': datetime.now()}}, upsert=False,
diff --git a/monkey_island/cc/services/config.py b/monkey_island/cc/services/config.py
index cc203ba9f..6c51f97e3 100644
--- a/monkey_island/cc/services/config.py
+++ b/monkey_island/cc/services/config.py
@@ -1,4 +1,8 @@
 from cc.database import mongo
+from jsonschema import Draft4Validator, validators
+
+from cc.island_config import ISLAND_PORT
+from cc.utils import local_ip_addresses
 
 __author__ = "itay.mizeretz"
 
@@ -799,5 +803,51 @@ class ConfigService:
         )
 
     @staticmethod
-    def update_config():
-        pass
+    def update_config(config_json):
+        mongo.db.config.update({'name': 'newconfig'}, {"$set": config_json}, upsert=True)
+
+    @staticmethod
+    def get_default_config():
+        defaultValidatingDraft4Validator = ConfigService._extend_config_with_default(Draft4Validator)
+        config = {}
+        defaultValidatingDraft4Validator(SCHEMA).validate(config)
+        return config
+
+    @staticmethod
+    def init_config():
+        if ConfigService.get_config() != {}:
+            return
+        config = ConfigService.get_default_config()
+        ConfigService.set_server_ips_in_config(config)
+        ConfigService.update_config(config)
+
+    @staticmethod
+    def set_server_ips_in_config(config):
+        ips = local_ip_addresses()
+        config["cnc"]["servers"]["command_servers"] = ["%s:%d" % (ip, ISLAND_PORT) for ip in ips]
+        config["cnc"]["servers"]["current_server"] = "%s:%d" % (ips[0], ISLAND_PORT)
+
+    @staticmethod
+    def _extend_config_with_default(validator_class):
+        validate_properties = validator_class.VALIDATORS["properties"]
+
+        def set_defaults(validator, properties, instance, schema):
+            # Do it only for root.
+            if instance != {}:
+                return
+            for property, subschema in properties.iteritems():
+                main_dict = {}
+                for property2, subschema2 in subschema["properties"].iteritems():
+                    sub_dict = {}
+                    for property3, subschema3 in subschema2["properties"].iteritems():
+                        if "default" in subschema3:
+                            sub_dict[property3] = subschema3["default"]
+                    main_dict[property2] = sub_dict
+                instance.setdefault(property, main_dict)
+
+            for error in validate_properties(validator, properties, instance, schema):
+                yield error
+
+        return validators.extend(
+            validator_class, {"properties": set_defaults},
+        )
diff --git a/monkey_island/cc/ui/src/components/pages/ConfigurePage.js b/monkey_island/cc/ui/src/components/pages/ConfigurePage.js
index 3f090fda9..3383ee336 100644
--- a/monkey_island/cc/ui/src/components/pages/ConfigurePage.js
+++ b/monkey_island/cc/ui/src/components/pages/ConfigurePage.js
@@ -12,7 +12,7 @@ class ConfigurePageComponent extends React.Component {
       configuration: {},
       saved: false,
       sections: [],
-      selectedSection: ''
+      selectedSection: 'basic'
     };
   }
 
@@ -55,8 +55,13 @@ class ConfigurePageComponent extends React.Component {
   };
 
   render() {
-    let displayedSchema = this.state.schema["properties"][this.state.selectedSection];
-    displayedSchema["definitions"] = this.state.schema["definitions"];
+    let displayedSchema = {};
+
+    if (this.state.schema.hasOwnProperty('properties')) {
+      displayedSchema = this.state.schema["properties"][this.state.selectedSection];
+      displayedSchema["definitions"] = this.state.schema["definitions"];
+    }
+
     return (
       <Col xs={8}>
         <h1 className="page-title">Monkey Configuration</h1>