https://app.kbone.net/vault/rfc/docid/7723
RFC7113: Implementation Advice for IPv6 Router Advertisement Guard (RA-Guard)
Internet Engineering Task Force (IETF) F. Gont Request for Comments: 7113 Huawei Technologies Updates: 6105 February 2014 Category: Informational ISSN: 2070-1721 Implementation Advice for IPv6 ...