diff --git a/route/route.go b/route/route.go
index bb29261c..bad7922b 100644
--- a/route/route.go
+++ b/route/route.go
@@ -489,12 +489,8 @@ match:
 			break match
 		}
 	}
-	if !preMatch && inputPacketConn != nil && !metadata.Destination.IsFqdn() && !metadata.Destination.Addr.IsGlobalUnicast() {
-		var timeout time.Duration
-		if metadata.InboundType == C.TypeSOCKS {
-			timeout = C.TCPTimeout
-		}
-		newBuffer, newPacketBuffers, newErr := r.actionSniff(ctx, metadata, &rule.RuleActionSniff{Timeout: timeout}, inputConn, inputPacketConn)
+	if !preMatch && inputPacketConn != nil && (metadata.InboundType == C.TypeSOCKS || metadata.InboundType == C.TypeMixed) && !metadata.Destination.IsFqdn() && !metadata.Destination.Addr.IsGlobalUnicast() {
+		newBuffer, newPacketBuffers, newErr := r.actionSniff(ctx, metadata, &rule.RuleActionSniff{Timeout: C.TCPTimeout}, inputConn, inputPacketConn)
 		if newErr != nil {
 			fatalErr = newErr
 			return
@@ -590,7 +586,7 @@ func (r *Router) actionSniff(
 					return
 				}
 			} else {
-				if !metadata.Destination.Addr.IsGlobalUnicast() {
+				if (metadata.InboundType == C.TypeSOCKS || metadata.InboundType == C.TypeMixed) && !metadata.Destination.IsFqdn() && !metadata.Destination.Addr.IsGlobalUnicast() {
 					metadata.Destination = destination
 				}
 				if len(packetBuffers) > 0 {