Les Ginsberg Ahmed Bashandy Clarence Filsfils Mohan Nanduri Ebben Aries Advertising Layer 2 Bundle Member Link Attributes in IS-IS. 2019 1-17 RFC 8668 December https://doi.org/10.17487/RFC8668 https://www.wikidata.org/entity/Q79970755 db/journals/rfc/rfc8600-8699.html