What is RFC?

Request For Comments 🙂

The RFC Series (ISSN 2070-1721) contains technical and organizational documents about the Internet, including the specifications and policy documents produced by five streams: the Internet Engineering Task Force (IETF), the Internet Research Task Force (IRTF), the Internet Architecture Board (IAB), Independent Submissions, and Editorial.

More details - https://www.ietf.org/rfc/rfc2555.txt

First ever RFC document - https://www.ietf.org/rfc/rfc1.txt

1918

Defines private IP address ranges. 10/8 172.16/12 192.168/16 https://www.ietf.org/rfc/rfc1918.txt

2544

Defines standard IP addresses to be used for testing network devices. The complete range specified is 198.18/15. It is further split into 198.18/16, and 198.19/16 blocks. https://www.ietf.org/rfc/rfc2544.txt

2992

Defines Equal-cost multi-path (ECMP) routing solution. https://www.ietf.org/rfc/rfc2992.txt

3927

Defines link local address 169.254/16 https://www.ietf.org/rfc/rfc3927.txt

6598

Defined shared space IP 100.64/10 https://www.ietf.org/rfc/rfc6598.txt