diff --git a/inbound/default.go b/inbound/default.go
index 1f03fbc8..b4b529d4 100644
--- a/inbound/default.go
+++ b/inbound/default.go
@@ -187,7 +187,6 @@ func (a *myInboundAdapter) createMetadata(conn net.Conn, metadata adapter.Inboun
 	metadata.SniffEnabled = a.listenOptions.SniffEnabled
 	metadata.SniffOverrideDestination = a.listenOptions.SniffOverrideDestination
 	metadata.DomainStrategy = dns.DomainStrategy(a.listenOptions.DomainStrategy)
-	metadata.Network = N.NetworkTCP
 	if !metadata.Source.IsValid() {
 		metadata.Source = M.SocksaddrFromNet(conn.RemoteAddr())
 	}
@@ -242,7 +241,6 @@ func (a *myInboundAdapter) loopUDPIn() {
 		metadata.SniffEnabled = a.listenOptions.SniffEnabled
 		metadata.SniffOverrideDestination = a.listenOptions.SniffOverrideDestination
 		metadata.DomainStrategy = dns.DomainStrategy(a.listenOptions.DomainStrategy)
-		metadata.Network = N.NetworkUDP
 		metadata.Source = M.SocksaddrFromNetIP(addr)
 		metadata.OriginDestination = a.udpAddr
 		err = a.packetHandler.NewPacket(a.ctx, packetService, buffer, metadata)
@@ -275,7 +273,6 @@ func (a *myInboundAdapter) loopUDPOOBIn() {
 		metadata.SniffEnabled = a.listenOptions.SniffEnabled
 		metadata.SniffOverrideDestination = a.listenOptions.SniffOverrideDestination
 		metadata.DomainStrategy = dns.DomainStrategy(a.listenOptions.DomainStrategy)
-		metadata.Network = N.NetworkUDP
 		metadata.Source = M.SocksaddrFromNetIP(addr)
 		metadata.OriginDestination = a.udpAddr
 		err = a.oobPacketHandler.NewPacket(a.ctx, packetService, buffer, oob[:oobN], metadata)
@@ -302,7 +299,6 @@ func (a *myInboundAdapter) loopUDPInThreadSafe() {
 		metadata.SniffEnabled = a.listenOptions.SniffEnabled
 		metadata.SniffOverrideDestination = a.listenOptions.SniffOverrideDestination
 		metadata.DomainStrategy = dns.DomainStrategy(a.listenOptions.DomainStrategy)
-		metadata.Network = N.NetworkUDP
 		metadata.Source = M.SocksaddrFromNetIP(addr)
 		metadata.OriginDestination = a.udpAddr
 		err = a.packetHandler.NewPacket(a.ctx, packetService, buffer, metadata)
@@ -331,7 +327,6 @@ func (a *myInboundAdapter) loopUDPOOBInThreadSafe() {
 		metadata.SniffEnabled = a.listenOptions.SniffEnabled
 		metadata.SniffOverrideDestination = a.listenOptions.SniffOverrideDestination
 		metadata.DomainStrategy = dns.DomainStrategy(a.listenOptions.DomainStrategy)
-		metadata.Network = N.NetworkUDP
 		metadata.Source = M.SocksaddrFromNetIP(addr)
 		metadata.OriginDestination = a.udpAddr
 		err = a.oobPacketHandler.NewPacket(a.ctx, packetService, buffer, oob[:oobN], metadata)
diff --git a/inbound/hysteria.go b/inbound/hysteria.go
index d7732e20..3f0ff74c 100644
--- a/inbound/hysteria.go
+++ b/inbound/hysteria.go
@@ -267,7 +267,6 @@ func (h *Hysteria) acceptStream(ctx context.Context, conn quic.Connection, strea
 	metadata.Destination = M.ParseSocksaddrHostPort(request.Host, request.Port)
 	if !request.UDP {
 		h.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
-		metadata.Network = N.NetworkTCP
 		return h.router.RouteConnection(ctx, hysteria.NewConn(stream, metadata.Destination), metadata)
 	} else {
 		h.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
@@ -278,7 +277,6 @@ func (h *Hysteria) acceptStream(ctx context.Context, conn quic.Connection, strea
 		h.udpSessions[id] = nCh
 		h.udpSessionId += 1
 		h.udpAccess.Unlock()
-		metadata.Network = N.NetworkUDP
 		packetConn := hysteria.NewPacketConn(conn, stream, id, metadata.Destination, nCh, common.Closer(func() error {
 			h.udpAccess.Lock()
 			if ch, ok := h.udpSessions[id]; ok {
diff --git a/inbound/tun.go b/inbound/tun.go
index 70dfb2c8..3e3b3865 100644
--- a/inbound/tun.go
+++ b/inbound/tun.go
@@ -165,7 +165,6 @@ func (t *Tun) NewConnection(ctx context.Context, conn net.Conn, upstreamMetadata
 	var metadata adapter.InboundContext
 	metadata.Inbound = t.tag
 	metadata.InboundType = C.TypeTun
-	metadata.Network = N.NetworkTCP
 	metadata.Source = upstreamMetadata.Source
 	metadata.Destination = upstreamMetadata.Destination
 	metadata.SniffEnabled = t.inboundOptions.SniffEnabled
@@ -188,7 +187,6 @@ func (t *Tun) NewPacketConnection(ctx context.Context, conn N.PacketConn, upstre
 	var metadata adapter.InboundContext
 	metadata.Inbound = t.tag
 	metadata.InboundType = C.TypeTun
-	metadata.Network = N.NetworkUDP
 	metadata.Source = upstreamMetadata.Source
 	metadata.Destination = upstreamMetadata.Destination
 	metadata.SniffEnabled = t.inboundOptions.SniffEnabled
diff --git a/route/router.go b/route/router.go
index c87da526..162f9b5b 100644
--- a/route/router.go
+++ b/route/router.go
@@ -498,13 +498,13 @@ func (r *Router) DefaultOutbound(network string) adapter.Outbound {
 }
 
 func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
+	metadata.Network = N.NetworkTCP
 	switch metadata.Destination.Fqdn {
 	case mux.Destination.Fqdn:
 		r.logger.InfoContext(ctx, "inbound multiplex connection")
 		return mux.NewConnection(ctx, r, r, r.logger, conn, metadata)
 	case uot.UOTMagicAddress:
 		r.logger.InfoContext(ctx, "inbound UoT connection")
-		metadata.Network = N.NetworkUDP
 		metadata.Destination = M.Socksaddr{}
 		return r.RoutePacketConnection(ctx, uot.NewClientConn(conn), metadata)
 	}
@@ -552,6 +552,7 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
 }
 
 func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
+	metadata.Network = N.NetworkUDP
 	if metadata.SniffEnabled {
 		buffer := buf.NewPacket()
 		buffer.FullReset()