diff --git a/go/topology/rack.go b/go/topology/rack.go
index 1ca2f8de8..2029f1e44 100644
--- a/go/topology/rack.go
+++ b/go/topology/rack.go
@@ -43,6 +43,11 @@ func (r *Rack) GetOrCreateDataNode(ip string, port int, publicUrl string, maxVol
 	dn := NewDataNode(ip + ":" + strconv.Itoa(port))
 	dn.Ip = ip
 	dn.Port = port
+	if publicUrl == "" {
+		publicUrl = ip + ":" + strconv.Itoa(port)
+	} else if publicUrl[0] == ':' {
+		publicUrl = ip + publicUrl
+	}
 	dn.PublicUrl = publicUrl
 	dn.maxVolumeCount = maxVolumeCount
 	dn.LastSeen = time.Now().Unix()
diff --git a/go/weed/volume.go b/go/weed/volume.go
index f1b12dae8..36b0317e2 100644
--- a/go/weed/volume.go
+++ b/go/weed/volume.go
@@ -100,9 +100,9 @@ func runVolume(cmd *Command, args []string) bool {
 		v.whiteList = strings.Split(*volumeWhiteListOption, ",")
 	}
 
-	if *v.ip == "" {
-		*v.ip = "127.0.0.1"
-	}
+	//	if *v.ip == "" {
+	//		*v.ip = "127.0.0.1"
+	//	}
 
 	if *v.publicPort == 0 {
 		*v.publicPort = *v.port