%% You should probably cite draft-chen-idr-com-cntlrs-02 instead of this revision. @techreport{chen-idr-com-cntlrs-00, number = {draft-chen-idr-com-cntlrs-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-chen-idr-com-cntlrs/00/}, author = {Huaimo Chen and Susan Hares and Yi Yang and Yanhe Fan and Mehmet Toy and Zhenqiang Li and Lei Liu}, title = {{BGP for Communications among Controllers}}, pagetotal = 77, year = 2016, month = mar, day = 21, abstract = {This document describes extensions to the BGP routing protocol for supporting communications among SDN controllers in a centralized control system, which comprises multiple SDN controllers controlling a network with a number of domains.}, }