diff --git a/libnetwork/networkdb/cluster.go b/libnetwork/networkdb/cluster.go
index e8340401e5..a627135fc3 100644
--- a/libnetwork/networkdb/cluster.go
+++ b/libnetwork/networkdb/cluster.go
@@ -14,7 +14,7 @@ import (
 	"github.com/hashicorp/memberlist"
 )
 
-const reapInterval = 2 * time.Second
+const reapInterval = 30 * time.Second
 
 type logWriter struct{}
 
diff --git a/libnetwork/networkdb/delegate.go b/libnetwork/networkdb/delegate.go
index afe078b997..216027905f 100644
--- a/libnetwork/networkdb/delegate.go
+++ b/libnetwork/networkdb/delegate.go
@@ -130,6 +130,11 @@ func (nDB *NetworkDB) handleTableMessage(buf []byte, isBulkSync bool) {
 		return
 	}
 
+	// Ignore messages that this node generated.
+	if tEvent.NodeName == nDB.config.NodeName {
+		return
+	}
+
 	// Do not rebroadcast a bulk sync
 	if rebroadcast := nDB.handleTableEvent(&tEvent); rebroadcast && !isBulkSync {
 		var err error