关于邮件发送问题

Question

public partial class WebForm1 : System.Web.UI.Page    {        protected void Page_Load(object sender, EventArgs e)        {            send("chenghai", "项目通知发送成功！", "有关OA详细内容查看");        }        public void send(string to, string subject, string content)        {            try            {                string fromEmail = "项目管理系统<[e-mail]>";                string toEmail = to + "@163.com";                System.Net.Mail.SmtpClient client = new System.Net.Mail.SmtpClient(System.Configuration.ConfigurationManager.AppSettings["webmail"].ToString());                client.UseDefaultCredentials = false;                client.Credentials = new System.Net.NetworkCredential("public", "public");                client.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;                                           }            catch            {            }邮件发送不了 ，catch ：邮件发送失败，-------{"无法连接到远程服务器"}如果你们又相关代码粘出来 给我啊  ，

Answer 1

未设置pop3和主机密码