@techreport{he-rtgwg-wan-fcn-00, number = {draft-he-rtgwg-wan-fcn-00}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-he-rtgwg-wan-fcn/00/}, author = {hexiaoming and Ke Ruan and Xiao Min and Lijie Deng}, title = {{Fast Congestion Notification (FCN) in Wide Area Network (WAN) Interconnecting RoCEv2 Networks}}, pagetotal = 12, year = 2026, month = jul, day = 3, abstract = {Wide Area Network (WAN), when interconnecting RoCEv2 networks, needs to meet the performance requirements of "high throughput, low latency, and minimal packet loss". This document describes a solution to Fast Congestion Notification (FCN) in WAN interconnecting RoCEv2 networks, especially applicable to tunnel encapsulation.}, }