# Microsoft.AspNetCore.Server.Kestrel.Transport.Quic

``` diff
 namespace Microsoft.AspNetCore.Server.Kestrel.Transport.Quic {
     public sealed class QuicTransportOptions {
-        public int MaxBidirectionalStreamCount { get; set; }
+        [RequiresPreviewFeaturesAttribute]
+        public int MaxBidirectionalStreamCount { get; set; }
-        public long? MaxReadBufferSize { get; set; }
+        [RequiresPreviewFeaturesAttribute]
+        public long? MaxReadBufferSize { get; set; }
-        public int MaxUnidirectionalStreamCount { get; set; }
+        [RequiresPreviewFeaturesAttribute]
+        public int MaxUnidirectionalStreamCount { get; set; }
-        public long? MaxWriteBufferSize { get; set; }
+        [RequiresPreviewFeaturesAttribute]
+        public long? MaxWriteBufferSize { get; set; }
     }
 }
```

