| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | Trivial File Transfer Protocol - IETF standards documentation |  |  |  |  |
| 3 | RFC Number | Title | Published | Author | Obsolete and Update Information |
| 4 | RFC 783 | The TFTP Protocol (Revision 1) | June 1981 | K. Sollins | Obsoleted by - RFC 1350 |
| 5 | RFC 906 | Bootstrap Loading using TFTP | June 1984 | Ross Finlayson | - |
| 6 | RFC 951 | Bootstrap Protocol | Sep.1985 | Bill Croft | Updated by RFC 1395, RFC 1497, RFC 1532, RFC 1542, RFC 5494 |
| 7 | RFC 1350 | The TFTP Protocol (Revision 2) | July 1992 | K. Sollins | Updated by RFC 1782, RFC 1783, RFC 1784, RFC 1785, RFC 2347, RFC 2348, RFC 2349 |
| 8 | RFC 1782 | TFTP Option Extension | March 1995 | G. Malkin | Obsoleted by - RFC 2347 |
| 9 | RFC 2131 | Dynamic Host Configuration Protocol | March 1997 | R. Droms | Updated by RFC 3396, RFC 4361, RFC 5494, RFC 6842 |
| 10 | RFC 2347 | TFTP Option Extension | May 1998 | G. Malkin | - |
| 11 | RFC 2348 | TFTP Blocksize Option | May 1998 | G. Malkin | - |
| 12 | RFC 2349 | TFTP Timeout Interval and Transfer Size Options | May 1998 | G. Malkin | - |
| 13 | RFC 5505 | Principles of Internet Host Configuration | May 2009 | B. Aboba | - |
| 14 | RFC 7440 | TFTP Windowsize Option | Jan 2015 | P. Masotta | - |

Question: Was is the latest IETF standards documentation and when was it released?
Answer: The TFTP Windowsize Option (RFC 7440) was published in January 2015.