# System.Net.Quic

``` diff
 namespace System.Net.Quic {
     public sealed class QuicListener : IDisposable {
-        public void Close();

-        public void Start();

     }
     public sealed class QuicStream : Stream {
+        public ValueTask ShutdownCompleted(CancellationToken cancellationToken = default(CancellationToken));
     }
 }
```

