/// <summary> /// Send a XmppXElement asynchronous /// </summary> /// <param name="el"></param> /// <returns></returns> public virtual async Task SendAsync(XmppXElement el) { await Pipeline.WriteAndFlushAsync(el); if (Pipeline.Contains <StreamManagementHandler>() && Pipeline.Get <StreamManagementHandler>().IsEnabled && (el.OfTypeAny <Xmpp.Base.Iq, Xmpp.Base.Presence, Xmpp.Base.Message>())) { await Pipeline.WriteAndFlushAsync(new Request()); } }