diff --git a/client.go b/client.go
index 0a9b5e3..88acf15 100644
--- a/client.go
+++ b/client.go
@@ -380,9 +380,9 @@ func (r *ClientRoute) ReportEvent(pts_id uint32, event_type PACKET_KIND, event_d
 				r.ReqStop()
 			} else {
 				var addr *net.TCPAddr
-				addr, err = net.ResolveTCPAddr("tcp", rd.AddrStr)
+				addr, err = net.ResolveTCPAddr("tcp", rd.TargetAddrStr)
 				if err != nil {
-					r.cts.cli.log.Write(r.cts.sid, LOG_ERROR, "Protocol error - invalid service address(%s) for server peer in route_started event(%d)", rd.AddrStr, r.id)
+					r.cts.cli.log.Write(r.cts.sid, LOG_ERROR, "Protocol error - invalid service address(%s) for server peer in route_started event(%d)", rd.TargetAddrStr, r.id)
 					r.ReqStop()
 				} else {
 					r.server_peer_listen_addr = addr
@@ -770,11 +770,11 @@ start_over:
 					if err != nil {
 						cts.cli.log.Write(cts.sid, LOG_ERROR,
 							"Failed to handle route_started event(%d,%s) from %s - %s",
-							x.Route.RouteId, x.Route.AddrStr, cts.remote_addr, err.Error())
+							x.Route.RouteId, x.Route.TargetAddrStr, cts.remote_addr, err.Error())
 					} else {
 						cts.cli.log.Write(cts.sid, LOG_DEBUG,
 							"Handled route_started event(%d,%s) from %s",
-							x.Route.RouteId, x.Route.AddrStr, cts.remote_addr)
+							x.Route.RouteId, x.Route.TargetAddrStr, cts.remote_addr)
 					}
 				} else {
 					cts.cli.log.Write(cts.sid, LOG_ERROR, "Invalid route_started event from %s", cts.remote_addr)
@@ -789,11 +789,11 @@ start_over:
 					if err != nil {
 						cts.cli.log.Write(cts.sid, LOG_ERROR,
 							"Failed to handle route_stopped event(%d,%s) from %s - %s",
-							x.Route.RouteId, x.Route.AddrStr, cts.remote_addr, err.Error())
+							x.Route.RouteId, x.Route.TargetAddrStr, cts.remote_addr, err.Error())
 					} else {
 						cts.cli.log.Write(cts.sid, LOG_DEBUG,
 							"Handled route_stopped event(%d,%s) from %s",
-							x.Route.RouteId, x.Route.AddrStr, cts.remote_addr)
+							x.Route.RouteId, x.Route.TargetAddrStr, cts.remote_addr)
 					}
 				} else {
 					cts.cli.log.Write(cts.sid, LOG_ERROR, "Invalid route_stopped event from %s", cts.remote_addr)
diff --git a/hodu.pb.go b/hodu.pb.go
index a5a8790..b920943 100644
--- a/hodu.pb.go
+++ b/hodu.pb.go
@@ -197,9 +197,10 @@ type RouteDesc struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	RouteId uint32      `protobuf:"varint,1,opt,name=RouteId,proto3" json:"RouteId,omitempty"`
-	Proto   ROUTE_PROTO `protobuf:"varint,2,opt,name=Proto,proto3,enum=ROUTE_PROTO" json:"Proto,omitempty"`
-	AddrStr string      `protobuf:"bytes,3,opt,name=AddrStr,proto3" json:"AddrStr,omitempty"`
+	RouteId       uint32      `protobuf:"varint,1,opt,name=RouteId,proto3" json:"RouteId,omitempty"`
+	Proto         ROUTE_PROTO `protobuf:"varint,2,opt,name=Proto,proto3,enum=ROUTE_PROTO" json:"Proto,omitempty"`
+	TargetAddrStr string      `protobuf:"bytes,3,opt,name=TargetAddrStr,proto3" json:"TargetAddrStr,omitempty"`
+	ServiceNetStr string      `protobuf:"bytes,4,opt,name=ServiceNetStr,proto3" json:"ServiceNetStr,omitempty"`
 }
 
 func (x *RouteDesc) Reset() {
@@ -246,9 +247,16 @@ func (x *RouteDesc) GetProto() ROUTE_PROTO {
 	return ROUTE_PROTO_TCP
 }
 
-func (x *RouteDesc) GetAddrStr() string {
+func (x *RouteDesc) GetTargetAddrStr() string {
 	if x != nil {
-		return x.AddrStr
+		return x.TargetAddrStr
+	}
+	return ""
+}
+
+func (x *RouteDesc) GetServiceNetStr() string {
+	if x != nil {
+		return x.ServiceNetStr
 	}
 	return ""
 }
@@ -491,56 +499,59 @@ var file_hodu_proto_rawDesc = []byte{
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+	0x0d, 0x52, 0x4f, 0x55, 0x54, 0x45, 0x5f, 0x53, 0x54, 0x4f, 0x50, 0x50, 0x45, 0x44, 0x10, 0x04,
+	0x12, 0x10, 0x0a, 0x0c, 0x50, 0x45, 0x45, 0x52, 0x5f, 0x53, 0x54, 0x41, 0x52, 0x54, 0x45, 0x44,
+	0x10, 0x05, 0x12, 0x10, 0x0a, 0x0c, 0x50, 0x45, 0x45, 0x52, 0x5f, 0x53, 0x54, 0x4f, 0x50, 0x50,
+	0x45, 0x44, 0x10, 0x06, 0x12, 0x10, 0x0a, 0x0c, 0x50, 0x45, 0x45, 0x52, 0x5f, 0x41, 0x42, 0x4f,
+	0x52, 0x54, 0x45, 0x44, 0x10, 0x07, 0x12, 0x0c, 0x0a, 0x08, 0x50, 0x45, 0x45, 0x52, 0x5f, 0x45,
+	0x4f, 0x46, 0x10, 0x08, 0x12, 0x0d, 0x0a, 0x09, 0x50, 0x45, 0x45, 0x52, 0x5f, 0x44, 0x41, 0x54,
+	0x41, 0x10, 0x09, 0x32, 0x49, 0x0a, 0x04, 0x48, 0x6f, 0x64, 0x75, 0x12, 0x19, 0x0a, 0x07, 0x47,
+	0x65, 0x74, 0x53, 0x65, 0x65, 0x64, 0x12, 0x05, 0x2e, 0x53, 0x65, 0x65, 0x64, 0x1a, 0x05, 0x2e,
+	0x53, 0x65, 0x65, 0x64, 0x22, 0x00, 0x12, 0x26, 0x0a, 0x0c, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74,
+	0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x12, 0x07, 0x2e, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x1a,
+	0x07, 0x2e, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x22, 0x00, 0x28, 0x01, 0x30, 0x01, 0x42, 0x08,
+	0x5a, 0x06, 0x2e, 0x2f, 0x68, 0x6f, 0x64, 0x75, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/hodu.proto b/hodu.proto
index 5e8a4c3..654ad6e 100644
--- a/hodu.proto
+++ b/hodu.proto
@@ -23,7 +23,8 @@ enum ROUTE_PROTO {
 message RouteDesc {
 	uint32      RouteId = 1;
 	ROUTE_PROTO Proto = 2; 
-	string      AddrStr = 3;
+	string      TargetAddrStr = 3;
+	string      ServiceNetStr = 4;
 };
 
 message PeerDesc {
diff --git a/packet.go b/packet.go
index b757393..fdd652c 100644
--- a/packet.go
+++ b/packet.go
@@ -3,19 +3,19 @@ package hodu
 func MakeRouteStartPacket(route_id uint32, proto ROUTE_PROTO, addr string) *Packet {
 	return &Packet{
 		Kind: PACKET_KIND_ROUTE_START,
-		U: &Packet_Route{Route: &RouteDesc{RouteId: route_id, Proto: proto, AddrStr: addr}}}
+		U: &Packet_Route{Route: &RouteDesc{RouteId: route_id, Proto: proto, TargetAddrStr: addr}}}
 }
 
 func MakeRouteStopPacket(route_id uint32, proto ROUTE_PROTO, addr string) *Packet {
 	return &Packet{
 		Kind: PACKET_KIND_ROUTE_STOP,
-		U: &Packet_Route{Route: &RouteDesc{RouteId: route_id, Proto: proto, AddrStr: addr}}}
+		U: &Packet_Route{Route: &RouteDesc{RouteId: route_id, Proto: proto, TargetAddrStr: addr}}}
 }
 
 func MakeRouteStartedPacket(route_id uint32, proto ROUTE_PROTO, addr string) *Packet {
 	// the connection from a peer to the server has been established
 	return &Packet{Kind: PACKET_KIND_ROUTE_STARTED,
-		U: &Packet_Route{Route: &RouteDesc{RouteId: route_id, Proto: proto, AddrStr: addr}}}
+		U: &Packet_Route{Route: &RouteDesc{RouteId: route_id, Proto: proto, TargetAddrStr: addr}}}
 }
 
 func MakeRouteStoppedPacket(route_id uint32, proto ROUTE_PROTO) *Packet {
diff --git a/server.go b/server.go
index a8bcc25..5f1db9a 100644
--- a/server.go
+++ b/server.go
@@ -386,15 +386,15 @@ func (cts *ServerConn) receive_from_stream(wg *sync.WaitGroup) {
 				if ok {
 					var r *ServerRoute
 
-					r, err = cts.AddNewServerRoute(x.Route.RouteId, x.Route.Proto, x.Route.AddrStr)
+					r, err = cts.AddNewServerRoute(x.Route.RouteId, x.Route.Proto, x.Route.TargetAddrStr)
 					if err != nil {
-						cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to add route for client %s peer %s", cts.remote_addr, x.Route.AddrStr)
+						cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to add route for client %s peer %s", cts.remote_addr, x.Route.TargetAddrStr)
 					} else {
-						cts.svr.log.Write(cts.sid, LOG_INFO, "Added route(%d) for client %s peer %s to cts(%d)", r.id, cts.remote_addr, x.Route.AddrStr, cts.id)
+						cts.svr.log.Write(cts.sid, LOG_INFO, "Added route(%d) for client %s peer %s to cts(%d)", r.id, cts.remote_addr, x.Route.TargetAddrStr, cts.id)
 						err = cts.pss.Send(MakeRouteStartedPacket(r.id, x.Route.Proto, r.svc_addr.String()))
 						if err != nil {
 							r.ReqStop()
-							cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to inform client %s of route started for peer %s", cts.remote_addr, x.Route.AddrStr)
+							cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to inform client %s of route started for peer %s", cts.remote_addr, x.Route.TargetAddrStr)
 							goto done
 						}
 					}
@@ -412,13 +412,13 @@ func (cts *ServerConn) receive_from_stream(wg *sync.WaitGroup) {
 
 					r, err = cts.RemoveServerRouteById(x.Route.RouteId)
 					if err != nil {
-						cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to delete route(%d) for client %s peer %s", x.Route.RouteId, cts.remote_addr, x.Route.AddrStr)
+						cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to delete route(%d) for client %s peer %s", x.Route.RouteId, cts.remote_addr, x.Route.TargetAddrStr)
 					} else {
-						cts.svr.log.Write(cts.sid, LOG_ERROR, "Deleted route(%d) for client %s peer %s", x.Route.RouteId, cts.remote_addr, x.Route.AddrStr)
+						cts.svr.log.Write(cts.sid, LOG_ERROR, "Deleted route(%d) for client %s peer %s", x.Route.RouteId, cts.remote_addr, x.Route.TargetAddrStr)
 						err = cts.pss.Send(MakeRouteStoppedPacket(x.Route.RouteId, x.Route.Proto))
 						if err != nil {
 							r.ReqStop()
-							cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to inform client %s of route(%d) stopped for peer %s", cts.remote_addr, x.Route.RouteId, x.Route.AddrStr)
+							cts.svr.log.Write(cts.sid, LOG_ERROR, "Failed to inform client %s of route(%d) stopped for peer %s", cts.remote_addr, x.Route.RouteId, x.Route.TargetAddrStr)
 							goto done
 						}
 					}