This document changes the recommended default Interface Identifier (IID) generation scheme for cases where Stateless Address Autoconfiguration (SLAAC) is used to generate a stable IPv6 address. It recommends using the mechanism specified in RFC 7217 in such cases@ and recommends against embedding stable link-layer addresses in IPv6 IIDs. It formally updates RFC 2464@ RFC 2467@ RFC 2470@ RFC 2491@ RFC 2492@ RFC 2497@ RFC 2590@ RFC 3146@ RFC 3572@ RFC 4291@ RFC 4338@ RFC 4391@ RFC 5072@ and RFC 5121. This document does not change any existing recommendations concerning the use of temporary addresses as specified in RFC 4941.
RFC 8064-2017 history
2017RFC 8064-2017 Recommendation on Stable IPv6 Interface Identifiers