https://slavyanski.net/sb2020/story.php?title=master-how-to-make-further-naked-cams-by-doing-less Specifically, like in an IPv4 community, BIER can do the job over L2 hyperlinks specifically or around tunnels. Zheng Zhang, Bo Wu, Zhaohui Zhang, IJsbrand Wijnands, Yisong Liu, Hooman Bidgoli, 2022-07-03, This document defines a BIER proxy functionality to aid a solitary BIER sub-area above multiple underlay routing protocol regions (Autonomous Systems or IGP locations). Wed, 24 Aug 2022 16:25:25 UTC en