TCP Client connection

try
{
//send message
}
catch
{
//connection not valid
}

TcpClient tcpClient;

private void ConnectToServer(string ServerIP, int ServerPort)
        {
            
            
            tcpClient = new TcpClient();
            try
            {
                // Connect the TCP client to the specified IP and port
                tcpClient.Connect(ServerIP, ServerPort);

                //you will also have to reset your network stream you              write with:
                //NetworkStreamName = tcpClient.GetStream();
            }
            catch (Exception exMessage)
            {
                //error
                
            }
        }