diff --git a/isolate/mtn.go b/isolate/mtn.go
index 0e8954a..0eb1370 100644
--- a/isolate/mtn.go
+++ b/isolate/mtn.go
@@ -217,6 +217,9 @@ func (c *MtnState) RequestAllocs(ctx context.Context, netid string) (map[string]
 }
 
 func (c *MtnState) BindAllocs(ctx context.Context, netId string) error {
+	if len(netId) == 0 {
+		return fmt.Errorf("Len(netId) is zero.")
+	}
 	c.Lock()
 	log.G(ctx).Debugf("BindAllocs() called with netId %s.", netId)
 	defer c.Unlock()
diff --git a/isolate/porto/box.go b/isolate/porto/box.go
index 72099c3..709e388 100644
--- a/isolate/porto/box.go
+++ b/isolate/porto/box.go
@@ -503,7 +503,7 @@ func (b *Box) Spool(ctx context.Context, name string, opts isolate.RawProfile) (
 	// NOTE: Not so fast, but it's important for debug
 	journalContent.Set(b.journal.String())
 
-	if b.GlobalState.Mtn.Cfg.Enable {
+	if b.GlobalState.Mtn.Cfg.Enable && profile.Network["mtn"] == "enable" {
 		err := b.GlobalState.Mtn.BindAllocs(ctx, profile.Network["netid"])
 		if err != nil {
 			return fmt.Errorf("Cant bind mtn alllocaton at spool with profile: %s, and with state: %s, and error: %s", profile, b.GlobalState.Mtn, err)