System.Net.NetworkInformation.NetworkAvailabilityChangedEventHandler public sealed delegate NetworkAvailabilityChangedEventHandler : MulticastDelegate Documentation public NetworkAvailabilityChangedEventHandler(object object, IntPtr method) public virtual IAsyncResult BeginInvoke(object sender, NetworkAvailabilityEventArgs e, AsyncCallback callback, object object) public virtual void EndInvoke(IAsyncResult result) public virtual void Invoke(object sender, NetworkAvailabilityEventArgs e)