diff --git a/server/core/Network.php b/server/core/Network.php
index 6363fdb..75ba2fd 100644
--- a/server/core/Network.php
+++ b/server/core/Network.php
@@ -25,18 +25,77 @@ class network{
 	}
 
 	
-	public function create_network(array $options)
+	public function create_network($name,$adminStateUp,$shared,$tenantId)
 	{
-		
+		$options = array();
+		if (!is_null($name))
+		{
+			$options['name'] = $name; 
+		}
+		if (!is_null($adminStateUp))
+		{
+			$options['adminStateUp'] = $adminStateUp; 
+		}
+		if (!is_null($shared))
+		{
+			$options['shared'] = $shared; 
+		}
+		if (!is_null($tenantId))
+		{
+			$options['tenantId'] = $tenantId; 
+		}
 		$network = $this->libClass->createNetworks($options);
 		
 
 		return $network;
 	}
 
-	public function create_subnet(array $options)
-	{
-		
+	public function create_subnet($networkId,$ipVersion,$cidr,$name,$gatewayIp,$dnsNameservers,$allocationPools,$hostRoutes,$enableDhcp,$tenantId)
+	{	$options = array();
+		if (!is_null($networkId))
+		{
+			$options['networkId'] = $networkId; 
+		}
+		if (!is_null($ipVersion))
+		{
+			$options['ipVersion'] = $ipVersion; 
+		}
+		if (!is_null($cidr))
+		{
+			$options['cidr'] = $cidr; 
+		}
+		if (!is_null($tenantId))
+		{
+			$options['tenantId'] = $tenantId; 
+		}
+		if (!is_null($name))
+		{
+			$options['name'] = $name; 
+		}
+		if (!is_null($gatewayIp))
+		{
+			$options['gatewayIp'] = $gatewayIp; 
+		}
+		if (!is_null($dnsNameservers))
+		{
+			$options['dnsNameservers'] = $dnsNameservers; 
+		}
+		if (!is_null($allocationPools))
+		{
+			$options['allocationPools'] = $allocationPools; 
+		}
+		if (!is_null($hostRoutes))
+		{
+			$options['hostRoutes'] = $hostRoutes; 
+		}
+		if (!is_null($enableDhcp))
+		{
+			$options['enableDhcp'] = $enableDhcp; 
+		}
+		if (!is_null($tenantId))
+		{
+			$options['tenantId'] = $tenantId; 
+		}
 		$subnet = $this->libClass->createSubnet($options);
 		
 
@@ -100,7 +159,7 @@ class network{
 		$network="";
 		
 		try
-		{	$newtork = $networking->getNetwork($idNet);
+		{	$newtork = $this->libClass->getNetwork($idNet);
 			$network->retrieve();
 
 			
@@ -123,22 +182,22 @@ class network{
 		$sbnet="";
 		
 		try
-		{	$subnet = $networking->getSubnet($idSub);
+		{	$subnet = $this->libClass->getSubnet($idSub);
 			$subnet->retrieve();
 
-			
+			return $sbnet;
 		}
 
 		catch (OpenStack\Common\Error\BadResponseError $e)
 		{
-			$sbnet = "Id non existant ";
+			echo  "Id non existant ";
 	        }
 		catch (Exception $e)
 		{
-			$sbnet = 'Exception reçue : ',  $e->getMessage(), "\n";
+			echo  'Exception reçue : ',  $e->getMessage(), "\n";
 		}
 
-	return $sbnet;
+	
 	}	
 
         public function updateNetwork($idNet,$name,$shared,$adminStateUp)
@@ -192,3 +251,198 @@ class network{
 		$subnet = getNetwork($idSub);
 		$subnet->delete();
 	}
+
+	public function createPort($networkId,$name,$adminStateUp,$macAddress,$fixedIps,$deviceId,$deviceOwner,$securityGroups,$tenantId)
+	{
+		$options = array();
+		if (!is_null($networkId))
+		{
+			$options['networkId'] = $networkId; 
+		}
+		if (!is_null($name))
+		{
+			$options['name'] = $name; 
+		}
+		if (!is_null($adminStateUp))
+		{
+			$options['adminStateUp'] = $adminStateUp; 
+		}
+		if (!is_null($macAddress))
+		{
+			$options['macAddress'] = $macAddress; 
+		}
+		if (!is_null($fixedIps))
+		{
+			$options['fixedIps'] = $fixedIps; 
+		}
+		if (!is_null($deviceId))
+		{
+			$options['deviceId'] = $deviceId; 
+		}
+		if (!is_null($deviceOwner))
+		{
+			$options['deviceOwner'] = $deviceOwner; 
+		}
+		if (!is_null($securityGroups))
+		{
+			$options['securityGroups'] = $securityGroups; 
+		}
+		if (!is_null($tenantId))
+		{
+			$options['tenantId'] = $tenantId; 
+		}
+		
+		$this->libClass->createPort($options);	
+	}
+
+	public function listPorts()
+	{
+		return $this->libClass->listPorts();
+	}
+
+	public function getPort($portId)
+	{
+		try
+		{
+			$port = $this->libClass->getport($portId);
+			return $port;
+		}
+		catch (Exception $e)
+		{
+			echo 'id fourni non disponible';
+		}
+	
+	}	
+
+	public function updatePort($networkId,$name,$adminStateUp,$macAddress,$fixedIps,$deviceId,$deviceOwner,$securityGroups,$tenantId)
+	{
+		$options = array();
+		if (!is_null($networkId))
+		{
+			$options['networkId'] = $networkId; 
+		}
+		if (!is_null($name))
+		{
+			$options['name'] = $name; 
+		}
+		if (!is_null($adminStateUp))
+		{
+			$options['adminStateUp'] = $adminStateUp; 
+		}
+		if (!is_null($macAddress))
+		{
+			$options['macAddress'] = $macAddress; 
+		}
+		if (!is_null($fixedIps))
+		{
+			$options['fixedIps'] = $fixedIps; 
+		}
+		if (!is_null($deviceId))
+		{
+			$options['deviceId'] = $deviceId; 
+		}
+		if (!is_null($deviceOwner))
+		{
+			$options['deviceOwner'] = $deviceOwner; 
+		}
+		if (!is_null($securityGroups))
+		{
+			$options['securityGroups'] = $securityGroups; 
+		}
+		if (!is_null($tenantId))
+		{
+			$options['tenantId'] = $tenantId; 
+		}
+		
+		$this->libClass->update($options);	
+	}
+
+	public function deletePort($portId)
+     	{
+		$port = getPort($portId);
+		$port->delete();
+	}
+	
+	public function createSecurityGroup($name,$description)
+	{
+		$options = array();
+		if (!is_null($name))
+		{
+			$options['name'] = $name; 
+		}
+		if (!is_null($description))
+		{
+			$options['description'] = $description; 
+		}
+		
+		$this->libClass->createSecurityGroup($options);
+	}
+
+	public function createSecurityGroupRule($securityGroupId,$direction,$ethertype,$portRangeMin,$portRangeMax,$protocol,$remoteGroupId,$remoteIpPrefix)
+	{
+		$options = array();
+		if (!is_null($securityGroupId))
+		{
+			$options['securityGroupId'] = $securityGroupId; 
+		}
+		if (!is_null($direction))
+		{
+			$options['direction'] = $direction; 
+		}
+		if (!is_null($ethertype))
+		{
+			$options['ethertype'] = $ethertype; 
+		}
+		if (!is_null($portRangeMin))
+		{
+			$options['portRangeMin'] = $portRangeMin; 
+		}
+		if (!is_null($portRangeMax))
+		{
+			$options['portRangeMax'] = $portRangeMax; 
+		}
+		if (!is_null($protocol))
+		{
+			$options['protocol'] = $protocol; 
+		}
+		if (!is_null($remoteGroupId))
+		{
+			$options['remoteGroupId'] = $remoteGroupId; 
+		}
+		if (!is_null($remoteIpPrefix))
+		{
+			$options['remoteIpPrefix'] = $remoteIpPrefix; 
+		}
+		$this->libClass->createSecurityGroupRule($options);
+	}
+
+
+	public function listSecurityGroupe()
+	{
+		return $this->libClass->listSecurityGroups();
+	}
+
+	public function listSecurityGroupeRule()
+	{
+		return $this->libClass->listSecurityGroupRules();
+	}
+
+	public function getSecurityGroupe($securityGroupeId)
+	{
+		try
+		{
+			$securityGroupe = $this->libClass->getSecurityGroupe($securityGroupeId);
+			return $securityGroupe;
+		}
+		catch (Exception $e)
+		{
+			echo 'id fourni non disponible';
+		}
+	
+	}
+
+	public function deleteSecurityGroupe($securityGroupeId)
+     	{
+		$securityGroupe = getSecurityGroupe($securityGroupeId);
+		$securityGroupe->delete();
+	}