The Internet application protocols are defined in standards documents called RFCs (Request For Comments) which are maintained by the Internet Engineering Task Force. The following protocols standards are implemented by the SocketTools components:
| Document | Description |
|---|---|
| RFC 742 | Finger/Name Protocol |
| RFC 792 | Internet Control Message Protocol |
| RFC 822 | Standard for the Format of ARPA Internet Text Messages |
| RFC 854 | Telnet Protocol Specification |
| RFC 868 | Time Protocol |
| RFC 954 | Nicname/Whois Protocol |
| RFC 959 | File Transfer Protocol (FTP) |
| RFC 977 | Network News Transfer Protocol |
| RFC 1034 | Domain Name Services |
| RFC 1055 | Serial Line IP (SLIP) |
| RFC 1282 | Rlogin |
| RFC 1288 | Finger User Information Protocol |
| RFC 1436 | Internet Gopher Protocol |
| RFC 1579 | Firewall-Friendly FTP |
| RFC 1661 | The Point-to-Point Protocol (PPP) |
| RFC 1738 | Uniform Resource Locators |
| RFC 1869 | SMTP Service Extensions |
| RFC 1939 | Post Office Protocol Version 3 |
| RFC 1945 | Hypertext Transfer Protocol 1.0 |
| RFC 1951 | Deflate Compressed Data Format Specification |
| RFC 2045 | Multipurpose Internet Mail Extensions (Part One) |
| RFC 2046 | Multipurpose Internet Mail Extensions (Part Two) |
| RFC 2047 | Multipurpose Internet Mail Extensions (Part Three) |
| RFC 2048 | Multipurpose Internet Mail Extensions (Part Four) |
| RFC 2228 | FTP Security Extensions |
| RFC 2616 | Hypertext Transfer Protocol 1.1 |
| RFC 2821 | Simple Mail Transfer Protocol (SMTP) |
| RFC 2980 | Common NNTP Extensions |
| RFC 3501 | Internet Message Access Protocol Version 4 |