@techreport{proshin-tsvwg-sctp-rtx-bit-03, number = {draft-proshin-tsvwg-sctp-rtx-bit-03}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-proshin-tsvwg-sctp-rtx-bit/03/}, author = {Maksim Proshin}, title = {{Retransmit bit for SCTP DATA, I-DATA and SACK}}, pagetotal = 12, year = 2020, month = jun, day = 1, abstract = {This document defines a method which helps an SCTP sender to understand when a received SACK acknowledges the original transmission of a TSN or its retransmission. It is done by specifying a new bit, called Retransmit bit (R-bit), in the header of DATA, I-DATA and SACK chunks. The bit is used when a TSN is retransmitted and returned back in the acknowledgement. This document updates {[}RFC4960{]} if approved.}, }