SMTP stands for Simple Mail Transfer Protocol . VB.NET using System.Net.Mail namespace for send mail . We can instantiate SmtpClient class and assign the Host and Port . The default port using SMTP is 25 , but it may vary different Mail Servers .In the following example shows how to send an email from a Gmail address.
The Gmail SMTP server name is smtp.gmail.com and the port using send mail is 587 . Here using NetworkCredential for password based authentication.
Imports System.Net.Mail
Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles Button1.Click
Try
Dim SmtpServer As New SmtpClient()
Dim mail As New MailMessage()
SmtpServer.Credentials = New _
Net.NetworkCredential("username@gmail.com", "password")
SmtpServer.Port = 587
SmtpServer.Host = "smtp.gmail.com"
mail = New MailMessage()
mail.From = New MailAddress("YOURusername@gmail.com")
mail.To.Add("TOADDRESS")
mail.Subject = "Test Mail"
mail.Body = "This is for testing SMTP mail from GMAIL"
SmtpServer.Send(mail)
MsgBox("mail send")
Catch ex As Exception
MsgBox(ex.ToString)
End Try
End Sub
End Class
You have to provide the information like your gmail username and password , and the to address also.
You have to provide the information like your gmail username and password , and the to address also.
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