@@ -8,6 +8,7 @@ import (

 	"golang.org/x/net/context"

 	"github.com/docker/docker/api/server/httputils"

+	"github.com/docker/docker/errors"

 	"github.com/docker/engine-api/types"

 	"github.com/docker/engine-api/types/filters"

 	"github.com/docker/engine-api/types/network"

@@ -121,7 +122,8 @@ func (n *networkRouter) postNetworkConnect(ctx context.Context, w http.ResponseW

 	}

 	if nw.Info().Dynamic() {

-		return newNetworkForbiddenError("operation not supported for swarm scoped networks")

+		err := fmt.Errorf("operation not supported for swarm scoped networks")

+		return errors.NewRequestForbiddenError(err)

 	}

 	return n.backend.ConnectContainerToNetwork(connect.Container, nw.Name(), connect.EndpointConfig)

@@ -147,7 +149,8 @@ func (n *networkRouter) postNetworkDisconnect(ctx context.Context, w http.Respon

 	}

 	if nw.Info().Dynamic() {

-		return newNetworkForbiddenError("operation not supported for swarm scoped networks")

+		err := fmt.Errorf("operation not supported for swarm scoped networks")

+		return errors.NewRequestForbiddenError(err)

 	}

 	return n.backend.DisconnectContainerFromNetwork(disconnect.Container, nw, disconnect.Force)

@@ -292,17 +295,3 @@ func buildEndpointResource(e libnetwork.Endpoint) types.EndpointResource {

 	}

 	return er

 }

-

-// networkForbiddenError represents an authorization deny error

-type networkForbiddenError struct {

-	error

-}

-

-// HTTPErrorStatusCode returns the authorization error status code (forbidden)

-func (e networkForbiddenError) HTTPErrorStatusCode() int {

-	return http.StatusForbidden

-}

-

-func newNetworkForbiddenError(msg string) networkForbiddenError {

-	return networkForbiddenError{error: fmt.Errorf("%s", msg)}

-}