using System.Net;
using System.Net.Sockets;
using System.Text;

namespace Client;

internal class Client
{
	static void Main(string[] args)
	{
		Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
		socket.Connect(new IPEndPoint(IPAddress.Parse("127.0.0.1"), 20000));

		byte[] buffer = new byte[1024];
		//socket.Receive(buffer, SocketFlags.Peek);

		socket.Send(Encoding.UTF8.GetBytes("normal"), SocketFlags.None);
		socket.Send(Encoding.UTF8.GetBytes("OOB"), SocketFlags.OutOfBand); // tcp 헤더에 urgent mode 활성화 (긴급 메시지)

		Console.ReadLine();
	}
}