Obsoletes: 2481 ACIRI

The Addition of Explicit Congestion Notification (ECN) to IP Status of this Memo This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official Protocol Standards " (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited. Copyright Notice Copyright (C) The Internet Society (2001). All Rights Reserved. This memo specifies the incorporation of ECN (Explicit Congestion Notification) to TCP and IP, including ECN’s use of two bits in th