System.Net.NetworkInformation.NetworkAvailabilityChangedEventHandler public sealed delegate NetworkAvailabilityChangedEventHandler : MulticastDelegate Documentation Code 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)