The Internet Protocols Module
The Internet Protocols Module is a set of C++ classes that enable you to add FTP, HTTP, SMTP, POP3, and MIME capabilities to client applications. The classes of the Internet Protocols Module are divided into six class groups:

The Internet Basics Package

The HTTP Package

The SMTP Package

The FTP Package

The POP3 Package

The MIME Package
These class groups are accessible through the Modules tab of the
SourcePro API Reference Guide.