# Microsoft.AspNetCore.Server.Kestrel.Core

``` diff
 namespace Microsoft.AspNetCore.Server.Kestrel.Core {
     public class ListenOptions : IConnectionBuilder, IMultiplexedConnectionBuilder {
+        public bool DisableAltSvcHeader { get; set; }
     }
     public class MinDataRate {
+        public override string ToString();
     }
 }
```

