using System.Net;
using System.Net.Mail;

public void ConfigureSmtpClient()
{
    // Set up the SMTP client using Papercut SMTP server
    SmtpClient smtpClient = new SmtpClient("localhost", 25)
    {
        Credentials = new NetworkCredential("username", "password"), // Credentials are optional
        EnableSsl = false // Papercut doesn't support SSL connections
    };

    // Create a new email message
    MailMessage mailMessage = new MailMessage
    {
        From = new MailAddress("test@example.com"),
        Subject = "Test Email",
        Body = "This is a test email sent using Papercut SMTP.",
        IsBodyHtml = true,
    };

    // Add a recipient to the email
    mailMessage.To.Add("recipient@example.com");

    // Send the email
    smtpClient.Send(mailMessage);
    System.Console.WriteLine("Message sent successfully");
}

Imports System.Net
Imports System.Net.Mail

Public Sub ConfigureSmtpClient()
	' Set up the SMTP client using Papercut SMTP server
	Dim smtpClient As New SmtpClient("localhost", 25) With {
		.Credentials = New NetworkCredential("username", "password"),
		.EnableSsl = False
	}

	' Create a new email message
	Dim mailMessage As New MailMessage With {
		.From = New MailAddress("test@example.com"),
		.Subject = "Test Email",
		.Body = "This is a test email sent using Papercut SMTP.",
		.IsBodyHtml = True
	}

	' Add a recipient to the email
	mailMessage.To.Add("recipient@example.com")

	' Send the email
	smtpClient.Send(mailMessage)
	System.Console.WriteLine("Message sent successfully")
End Sub

using System.Net;
using System.Net.Mail;
using IronPdf;

public class EmailPdfSender
{
    public void GenerateAndSendPdfEmail()
    {
        // Generate PDF
        var Renderer = new ChromePdfRenderer();
        var PDF = Renderer.RenderHtmlAsPdf("<h1>Hello World</h1><p>This is a test PDF generated by IronPDF to send as an attachment with mail using SMTP.</p>");
        string pdfPath = "test.pdf";
        PDF.SaveAs(pdfPath);
        System.Console.WriteLine("PDF Created");

        // Configure SMTP Client for Papercut
        SmtpClient smtpClient = new SmtpClient("localhost", 25)
        {
            Credentials = new NetworkCredential("username", "password"), // Credentials are optional
            EnableSsl = false // Papercut doesn't support SSL connections
        };

        // Create Mail Message
        MailMessage mailMessage = new MailMessage
        {
            From = new MailAddress("test@example.com"),
            Subject = "Test PDF Email",
            Body = "Please find the attached PDF document.",
            IsBodyHtml = true,
        };
        mailMessage.To.Add("recipient@example.com");

        // Attach PDF
        Attachment attachment = new Attachment(pdfPath);
        mailMessage.Attachments.Add(attachment);

        // Send Email
        smtpClient.Send(mailMessage);
        System.Console.WriteLine("Message sent successfully with Attachment");
    }
}

Imports System.Net
Imports System.Net.Mail
Imports IronPdf

Public Class EmailPdfSender
	Public Sub GenerateAndSendPdfEmail()
		' Generate PDF
		Dim Renderer = New ChromePdfRenderer()
		Dim PDF = Renderer.RenderHtmlAsPdf("<h1>Hello World</h1><p>This is a test PDF generated by IronPDF to send as an attachment with mail using SMTP.</p>")
		Dim pdfPath As String = "test.pdf"
		PDF.SaveAs(pdfPath)
		System.Console.WriteLine("PDF Created")

		' Configure SMTP Client for Papercut
		Dim smtpClient As New SmtpClient("localhost", 25) With {
			.Credentials = New NetworkCredential("username", "password"),
			.EnableSsl = False
		}

		' Create Mail Message
		Dim mailMessage As New MailMessage With {
			.From = New MailAddress("test@example.com"),
			.Subject = "Test PDF Email",
			.Body = "Please find the attached PDF document.",
			.IsBodyHtml = True
		}
		mailMessage.To.Add("recipient@example.com")

		' Attach PDF
		Dim attachment As New Attachment(pdfPath)
		mailMessage.Attachments.Add(attachment)

		' Send Email
		smtpClient.Send(mailMessage)
		System.Console.WriteLine("Message sent successfully with Attachment")
	End Sub
End Class