问SignalR js客户端错误的服务器端口

EN

var connection = $.hubConnection();
$.connection.hub.url = 'http://localhost:22660/signalr';
var chatHub = connection.createHubProxy('ChatHub');
connection.start()
    .done(function () { console.log('Now connected, connection ID=' + connection.id); })
    .fail(function () { console.log('Could not connect'); });

namespace test
{
public class Startup
{
    public void Configuration(IAppBuilder app)
    {
        app.Map("/signalr", map =>
        {
            map.UseCors(CorsOptions.AllowAll);
            var hubConfiguration = new HubConfiguration
            {
                EnableJSONP = true
            };
            map.RunSignalR(hubConfiguration);
        });
    }
}
}
namespace SignalRChat
{
public class ChatHub : Hub
{
    public void Send(string name, string message)
    {
        // Call the addNewMessageToPage method to update clients.
        Clients.All.addNewMessageToPage(name, message);
    }
}
}