@misc{rfc5681, series = {Request for Comments}, number = 5681, howpublished = {RFC 5681}, publisher = {RFC Editor}, doi = {10.17487/RFC5681}, url = {https://www.rfc-editor.org/info/rfc5681}, author = {Ethan Blanton and Dr. Vern Paxson and Mark Allman}, title = {{TCP Congestion Control}}, pagetotal = 18, year = 2009, month = sep, abstract = {This document defines TCP's four intertwined congestion control algorithms: slow start, congestion avoidance, fast retransmit, and fast recovery. In addition, the document specifies how TCP should begin transmission after a relatively long idle period, as well as discussing various acknowledgment generation methods. This document obsoletes RFC 2581. {[}STANDARDS-TRACK{]}}, }