diff --git a/core/core.go b/core/core.go
index 1f1006d40..8ad9978d7 100644
--- a/core/core.go
+++ b/core/core.go
@@ -42,7 +42,7 @@ type Network interface {
 	// A network identifies a group of (addressable) endpoints that can
 	// comunicate.
 	CreateNetwork(id string) error
-	DeleteNetwork(value string) error
+	DeleteNetwork(id string) error
 	FetchNetwork(id string) (State, error)
 }
 
@@ -50,7 +50,7 @@ type Endpoint interface {
 	// An endpoint identifies an addressable entity in a network. An endpoint
 	// belongs to a single network.
 	CreateEndpoint(id string) error
-	DeleteEndpoint(value string) error
+	DeleteEndpoint(id string) error
 	FetchEndpoint(id string) (State, error)
 }
 
@@ -74,7 +74,7 @@ type NetworkDriver interface {
 	Init(config *Config, stateDriver StateDriver) error
 	Deinit()
 	CreateNetwork(id string) error
-	DeleteNetwork(value string) error
+	DeleteNetwork(id string) error
 }
 
 type EndpointDriver interface {
@@ -83,7 +83,7 @@ type EndpointDriver interface {
 	Init(config *Config, stateDriver StateDriver) error
 	Deinit()
 	CreateEndpoint(id string) error
-	DeleteEndpoint(value string) error
+	DeleteEndpoint(id string) error
 	MakeEndpointAddress() (*Address, error)
 }
 
diff --git a/drivers/ovsdriver.go b/drivers/ovsdriver.go
index 128cb6987..6935ed52d 100644
--- a/drivers/ovsdriver.go
+++ b/drivers/ovsdriver.go
@@ -350,15 +350,15 @@ func (d *OvsDriver) createVtep(epCfg *OvsCfgEndpointState) error {
 	return nil
 }
 
-func (d *OvsDriver) deleteVtep(epCfg *OvsCfgEndpointState) error {
+func (d *OvsDriver) deleteVtep(epOper *OvsOperEndpointState) error {
 
 	cfgNw := OvsCfgNetworkState{StateDriver: d.stateDriver}
-	err := cfgNw.Read(epCfg.NetId)
+	err := cfgNw.Read(epOper.NetId)
 	if err != nil {
 		return err
 	}
 
-	intfName := vxlanIfName(epCfg.NetId, epCfg.VtepIp)
+	intfName := vxlanIfName(epOper.NetId, epOper.VtepIp)
 	err = d.createDeletePort(intfName, intfName, "vxlan", cfgNw.Id,
 		nil, cfgNw.PktTag, DELETE_PORT)
 	if err != nil {
@@ -434,18 +434,10 @@ func (d *OvsDriver) CreateNetwork(id string) error {
 	return nil
 }
 
-func (d *OvsDriver) DeleteNetwork(value string) error {
+func (d *OvsDriver) DeleteNetwork(id string) error {
 
 	// no driver operation for network delete
-	var err error
-
-	cfgNw := OvsCfgNetworkState{}
-	err = cfgNw.Unmarshal(value)
-	if err != nil {
-		log.Printf("Failed to unmarshal network config, err '%s' \n", err)
-		return err
-	}
-	log.Printf("delete net %s \n", cfgNw.Id)
+	log.Printf("delete net %s \n", id)
 
 	return nil
 }
@@ -525,26 +517,10 @@ func (d *OvsDriver) CreateEndpoint(id string) error {
 	return nil
 }
 
-func (d *OvsDriver) DeleteEndpoint(value string) (err error) {
-
-	epCfg := OvsCfgEndpointState{}
-	err = epCfg.Unmarshal(value)
-	if err != nil {
-		log.Printf("Failed to unmarshal epcfg, err '%s' \n", err)
-		return
-	}
-
-	if epCfg.VtepIp != "" {
-		err = d.deleteVtep(&epCfg)
-		if err != nil {
-			log.Printf("error '%s' creating vtep interface(s) for "+
-				"remote endpoint %s\n", err, epCfg.VtepIp)
-		}
-		return
-	}
+func (d *OvsDriver) DeleteEndpoint(id string) (err error) {
 
 	epOper := OvsOperEndpointState{StateDriver: d.stateDriver}
-	err = epOper.Read(epCfg.Id)
+	err = epOper.Read(id)
 	if err != nil {
 		return err
 	}
@@ -552,13 +528,22 @@ func (d *OvsDriver) DeleteEndpoint(value string) (err error) {
 		epOper.Clear()
 	}()
 
-	portName, err := d.getPortOrIntfNameFromId(epCfg.Id, GET_PORT_NAME)
+	if epOper.VtepIp != "" {
+		err = d.deleteVtep(&epOper)
+		if err != nil {
+			log.Printf("error '%s' deleting vtep interface(s) for "+
+				"remote endpoint %s\n", err, epOper.VtepIp)
+		}
+		return
+	}
+
+	portName, err := d.getPortOrIntfNameFromId(epOper.Id, GET_PORT_NAME)
 	if err != nil {
 		return err
 	}
 
 	intfName := ""
-	intfName, err = d.getPortOrIntfNameFromId(epCfg.Id, GET_INTF_NAME)
+	intfName, err = d.getPortOrIntfNameFromId(epOper.Id, GET_INTF_NAME)
 	if err != nil {
 		return err
 	}
diff --git a/drivers/ovsdriver_test.go b/drivers/ovsdriver_test.go
index e06a06ece..95b540228 100644
--- a/drivers/ovsdriver_test.go
+++ b/drivers/ovsdriver_test.go
@@ -296,16 +296,7 @@ func TestOvsDriverDeleteEndpoint(t *testing.T) {
 		t.Fatalf("endpoint Creation failed. Error: %s", err)
 	}
 
-	cfgEp := &OvsCfgEndpointState{}
-	err = driver.stateDriver.ReadState(id, cfgEp, nil)
-	if err != nil {
-		t.Fatalf("error '%s' reading state for id %s \n", err, id)
-	}
-	value, err := cfgEp.Marshal()
-	if err != nil {
-		t.Fatalf("error marshaling config '%s' \n", err)
-	}
-	err = driver.DeleteEndpoint(value)
+	err = driver.DeleteEndpoint(id)
 	if err != nil {
 		t.Fatalf("endpoint Deletion failed. Error: %s", err)
 	}
@@ -332,16 +323,7 @@ func TestOvsDriverDeleteEndpointiWithIntfName(t *testing.T) {
 		t.Fatalf("endpoint Creation failed. Error: %s", err)
 	}
 
-	cfgEp := &OvsCfgEndpointState{}
-	err = driver.stateDriver.ReadState(id, cfgEp, nil)
-	if err != nil {
-		t.Fatalf("error '%s' reading state for id %s \n", err, id)
-	}
-	value, err := cfgEp.Marshal()
-	if err != nil {
-		t.Fatalf("error marshaling config '%s' \n", err)
-	}
-	err = driver.DeleteEndpoint(value)
+	err = driver.DeleteEndpoint(id)
 	if err != nil {
 		t.Fatalf("endpoint Deletion failed. Error: %s", err)
 	}
@@ -400,17 +382,7 @@ func TestOvsDriverDeleteVxlanPeer(t *testing.T) {
 		t.Fatalf("endpoint Creation failed. Error: %s", err)
 	}
 
-	cfgEp := &OvsCfgEndpointState{}
-	err = driver.stateDriver.ReadState(deleteVxlanEpId, cfgEp, nil)
-	if err != nil {
-		t.Fatalf("error '%s' reading state for id %s \n", err,
-			deleteVxlanEpId)
-	}
-	value, err := cfgEp.Marshal()
-	if err != nil {
-		t.Fatalf("error marshaling config '%s' \n", err)
-	}
-	err = driver.DeleteEndpoint(value)
+	err = driver.DeleteEndpoint(deleteVxlanEpId)
 	if err != nil {
 		t.Fatalf("endpoint Deletion failed. Error: %s", err)
 	}
diff --git a/drivers/ovsendpointstate.go b/drivers/ovsendpointstate.go
index 815e464d1..2f0afae87 100644
--- a/drivers/ovsendpointstate.go
+++ b/drivers/ovsendpointstate.go
@@ -127,12 +127,3 @@ func (s *OvsOperEndpointState) Clear() error {
 	key := fmt.Sprintf(EP_OPER_PATH, s.Id)
 	return s.StateDriver.ClearState(key)
 }
-
-func (s *OvsOperEndpointState) Unmarshal(value string) error {
-	return json.Unmarshal([]byte(value), s)
-}
-
-func (s *OvsOperEndpointState) Marshal() (string, error) {
-	bytes, err := json.Marshal(s)
-	return string(bytes[:]), err
-}
diff --git a/drivers/ovsnetworkstate.go b/drivers/ovsnetworkstate.go
index a8001faa9..83c481b0a 100644
--- a/drivers/ovsnetworkstate.go
+++ b/drivers/ovsnetworkstate.go
@@ -67,12 +67,3 @@ func (s *OvsCfgNetworkState) Clear() error {
 	key := fmt.Sprintf(NW_CFG_PATH, s.Id)
 	return s.StateDriver.ClearState(key)
 }
-
-func (s *OvsCfgNetworkState) Unmarshal(value string) error {
-	return json.Unmarshal([]byte(value), s)
-}
-
-func (s *OvsCfgNetworkState) Marshal() (string, error) {
-	bytes, err := json.Marshal(s)
-	return string(bytes[:]), err
-}
diff --git a/netd.go b/netd.go
index 234a4bbdd..74c4372b9 100644
--- a/netd.go
+++ b/netd.go
@@ -185,7 +185,7 @@ func processNetEvent(netPlugin *plugin.NetPlugin, key, preValue string,
 
 	operStr := ""
 	if preValue != "" {
-		err = netPlugin.DeleteNetwork(preValue)
+		err = netPlugin.DeleteNetwork(netId)
 		operStr = "delete"
 	} else {
 		err = netPlugin.CreateNetwork(netId)
@@ -307,7 +307,7 @@ func processEpEvent(netPlugin *plugin.NetPlugin, crt *crt.Crt,
 
 	operStr := ""
 	if preValue != "" {
-		err = netPlugin.DeleteEndpoint(preValue)
+		err = netPlugin.DeleteEndpoint(epId)
 		operStr = "delete"
 	} else {
 		err = netPlugin.CreateEndpoint(epId)
diff --git a/plugin/netplugin.go b/plugin/netplugin.go
index 684d1de0a..c53a52d3f 100644
--- a/plugin/netplugin.go
+++ b/plugin/netplugin.go
@@ -173,8 +173,8 @@ func (p *NetPlugin) CreateNetwork(id string) error {
 	return p.NetworkDriver.CreateNetwork(id)
 }
 
-func (p *NetPlugin) DeleteNetwork(value string) error {
-	return p.NetworkDriver.DeleteNetwork(value)
+func (p *NetPlugin) DeleteNetwork(id string) error {
+	return p.NetworkDriver.DeleteNetwork(id)
 }
 
 func (p *NetPlugin) FetchNetwork(id string) (core.State, error) {
@@ -185,8 +185,8 @@ func (p *NetPlugin) CreateEndpoint(id string) error {
 	return p.EndpointDriver.CreateEndpoint(id)
 }
 
-func (p *NetPlugin) DeleteEndpoint(value string) error {
-	return p.EndpointDriver.DeleteEndpoint(value)
+func (p *NetPlugin) DeleteEndpoint(id string) error {
+	return p.EndpointDriver.DeleteEndpoint(id)
 }
 
 func (p *NetPlugin) FetchEndpoint(id string) (core.State, error) {