In networking, communications are facilitated using a number of communication protocols. In this course you'll explore the various protocols used for transmitting information including email protocols SMTP, POP3, and IMAP. Then you'll learn about instant messaging and the SIMPLE and XMPP protocols. You'll discover VoIP, SIP, RTP, H.323 and MGCP, and unified communications. There are several protocols used to facilitate communication on the Worldwide Web. So, you'll explore HTTP and URLs. Then you'll learn about SSL and TLS. Finally, you'll discover RDP and FTP. This course was originally created by Global Knowledge (GK).