diff --git a/networkapiclient/ApiGenericClient.py b/networkapiclient/ApiGenericClient.py
index 73dae98..0b9efbc 100644
--- a/networkapiclient/ApiGenericClient.py
+++ b/networkapiclient/ApiGenericClient.py
@@ -61,6 +61,8 @@ def get(self, uri):
 
             @raise NetworkAPIClientError: Client failed to access the API.
         """
+        request = None
+
         try:
 
             request = requests.get(
@@ -79,12 +81,13 @@ def get(self, uri):
             raise NetworkAPIClientError(error.get('detail', ''))
         finally:
             self.logger.info('URI: %s', uri)
-            self.logger.info('Status Code: %s',
-                             request.status_code if request else '')
-            self.logger.info('X-Request-Id: %s',
-                             request.headers.get('x-request-id'))
-            self.logger.info('X-Request-Context: %s',
-                             request.headers.get('x-request-context'))
+            if request:
+                self.logger.info('Status Code: %s',
+                                 request.status_code if request else '')
+                self.logger.info('X-Request-Id: %s',
+                                 request.headers.get('x-request-id'))
+                self.logger.info('X-Request-Context: %s',
+                                 request.headers.get('x-request-context'))
 
     def post(self, uri, data=None, files=None):
         """
diff --git a/networkapiclient/ApiInterface.py b/networkapiclient/ApiInterface.py
index a78fbbe..13494b8 100644
--- a/networkapiclient/ApiInterface.py
+++ b/networkapiclient/ApiInterface.py
@@ -19,75 +19,106 @@
 
 
 class ApiInterfaceRequest(ApiGenericClient):
-	def __init__(self, networkapi_url, user, password, user_ldap=None):
-		"""Class constructor receives parameters to connect to the networkAPI.
-		:param networkapi_url: URL to access the network API.
-		:param user: User for authentication.
-		:param password: Password for authentication.
-		"""
+    def __init__(self, networkapi_url, user, password, user_ldap=None):
+        """Class constructor receives parameters to connect to the networkAPI.
+        :param networkapi_url: URL to access the network API.
+        :param user: User for authentication.
+        :param password: Password for authentication.
+        """
 
-		super(ApiInterfaceRequest, self).__init__(
-			networkapi_url,
-			user,
-			password,
-			user_ldap
-		)
+        super(ApiInterfaceRequest, self).__init__(
+            networkapi_url,
+            user,
+            password,
+            user_ldap
+        )
 
-	def deploy_interface_config_sync(self, interface_id):
-		"""
-		"""
+    def deploy_interface_config_sync(self, interface_id):
+        """
+        """
 
-		uri = "api/interface/%s/deploy_config_sync/" % (interface_id)
+        uri = "api/interface/%s/deploy_config_sync/" % interface_id
 
-		data = dict()
+        data = dict()
 
-		return self.put(uri, data)
+        return self.put(uri, data)
 
-	def deploy_channel_config_sync(self, channel_id):
-		"""
-		"""
+    def deploy_channel_config_sync(self, channel_id):
+        """
+        """
 
-		uri = "api/interface/channel/%s/deploy_config_sync/" % (channel_id)
+        uri = "api/interface/channel/%s/deploy_config_sync/" % channel_id
 
-		data = dict()
+        data = dict()
 
-		return self.put(uri, data)
+        return self.put(uri, data)
 
-	def remove_connection(self, interface1, interface2):
-		"""Remove a connection between two interfaces"""
+    def remove_connection(self, interface1, interface2):
+        """Remove a connection between two interfaces"""
 
-		uri = "api/interface/disconnect/%s/%s/" % (interface1, interface2)
+        uri = "api/interface/disconnect/%s/%s/" % (interface1, interface2)
 
-		return self.delete(uri)
+        return self.delete(uri)
 
+    def search(self, **kwargs):
+        """
+        Method to search interfaces based on extends search.
+        :return: Dict containing interfaces.
+        """
 
-	def search(self, **kwargs):
-		"""
-		Method to search interfaces based on extends search.
+        return super(ApiInterfaceRequest, self).get(self.prepare_url('api/v3/interface/', kwargs))
 
-		:param search: Dict containing QuerySets to find interfaces.
-		:param include: Array containing fields to include on response.
-		:param exclude: Array containing fields to exclude on response.
-		:param fields:  Array containing fields to override default fields.
-		:param kind: Determine if result will be detailed ('details') or basic ('basic').
-		:return: Dict containing equipments
-		"""
+    def get(self, ids, **kwargs):
+        """
+        Method to get interfaces by their ids.
+        :param ids: List containing identifiers of interfaces.
+        :return: Dict containing interfaces.
+        """
 
-		return super(ApiInterfaceRequest, self).get(self.prepare_url('api/v3/interface/', kwargs))
+        url = build_uri_with_ids('api/v3/interface/%s/', ids)
 
+        return super(ApiInterfaceRequest, self).get(self.prepare_url(url, kwargs))
 
-	def get(self, ids, **kwargs):
-		"""
-		Method to get environments by their ids
+    def remove(self, ids, **kwargs):
+        """
+        Method to delete interface by id.
+        :param ids: List containing identifiers of interfaces.
+        """
+        url = build_uri_with_ids('api/v3/interface/%s/', ids)
 
-		:param ids: List containing identifiers of environments
-		:param include: Array containing fields to include on response.
-		:param exclude: Array containing fields to exclude on response.
-		:param fields: Array containing fields to override default fields.
-		:param kind: Determine if result will be detailed ('detail') or basic ('basic').
-		:return: Dict containing environments
-		"""
+        return super(ApiInterfaceRequest, self).delete(self.prepare_url(url, kwargs))
 
-		url = build_uri_with_ids('api/v3/interface/%s/', ids)
+    def create(self, interface):
+        """
+        Method to add an interface.
+        :param interface: List containing interface's desired to be created on database.
+        :return: Id.
+        """
 
-		return super(ApiInterfaceRequest, self).get(self.prepare_url(url, kwargs))
\ No newline at end of file
+        data = {'interfaces': interface}
+        return super(ApiInterfaceRequest, self).post('api/v3/interface/', data)
+
+    def get_interface_type(self, ids=None, **kwargs):
+        """
+        Method to get interfaces by their ids.
+        :param ids: List containing identifiers of interfaces.
+        :return: Dict containing interfaces.git
+        """
+
+        url = 'api/v3/interfacetype/'
+
+        if ids:
+            url = build_uri_with_ids(url, ids)
+
+        return super(ApiInterfaceRequest, self).get(self.prepare_url(url, kwargs))
+
+    def update(self, interfaces=None):
+        """
+        Method to update interface.
+        :param ids: List containing interface's desired to be updated on database.
+        :return: None.
+        """
+
+        data = {'interfaces': interfaces}
+
+        return super(ApiInterfaceRequest, self).put('api/v3/interface/', data)
\ No newline at end of file
diff --git a/networkapiclient/__init__.py b/networkapiclient/__init__.py
index e4d4bd9..7fc6caf 100644
--- a/networkapiclient/__init__.py
+++ b/networkapiclient/__init__.py
@@ -16,5 +16,5 @@
 
 MAJOR_VERSION = '0'
 MINOR_VERSION = '8'
-PATCH_VERSION = '8'
+PATCH_VERSION = '9'
 VERSION = '.'.join((MAJOR_VERSION, MINOR_VERSION, PATCH_VERSION,))