The Ultimate SMTP component is a part of the Mail Component which offers a comprehensive interface for composing and sending e-mails directly to recipients or via SMTP server, all from within your application. In addition, it also allows you to decrypt, encrypt, sign, and validate email messages. * Features * Sending email messages easily * Supports MIME and S/MIME * Security and Reliability * Supports HTTP Connect, SOCKS4, SOCKS4A & SOCKS5 Proxy Servers * Support for IPv6, the next generation Internet protocol * .NET Technology * Supports many .NET Platforms * Supports event-driven (Asynchronous) and blocking (Synchronous) Design * Flexibility * Fully Documented * Lots of SMTP client samples in VB.NET, C#, and ASP.NET * Royalty-free * Sending email messages easily The SMTP component offers a comprehensive interface for SMTP, providing the developer with everything that he needs to incorporate email sending tasks in an application as listed below: * Connect to standard SMTP server or secure SMTP server over TLS/SSL. It supports both Implicit and Explicit security modes * Send bulk messages * Send to relay SMTP server * Quick send with static methods * Submit to IIS SMTP queue * Support PIPELINING * Delivery Status Notification (DSN) * Obtain mailbox information