Standards and protocols for Internet applications are coordinated through the Internet Engineering Task Force (IETF). The changes to standards and protocols are reviewed and documented through the RFC process (Request for Comments). For this assignment, review the most important RFCs applicable status to the below 3 application layer protocols:

1. SMTP
2. FTP
3. HTTP
   1. Summarize the following key elements for each protocol
      • Relevant history,
      • Current status, and
      • External factors impacting change.