Folks,

Some comments on draft-ietf-rtgwg-vrrp-rfc5798bis.

Section 7.4 says:
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7.4.  IPv6 Interface Identifiers

   IPv6 routers running VRRP MUST create their Interface Identifiers in
   the normal manner, i.e., "Transmission of IPv6 Packets over Ethernet
   Networks" [RFC2464].  They MUST NOT use the virtual router MAC
   address to create the Modified Extended Unique Identifier (EUI)-64
   identifiers.

   This VRRP specification describes how to advertise and resolve the
   VRRP router's IPv6 link-local address and other associated IPv6
   addresses into the virtual router MAC address.
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This text is non-compliant with RFC8064, which very explicitly says:

---- cut here ----
3.  Generation of IPv6 Interface Identifiers with SLAAC

   Nodes SHOULD implement and employ [RFC7217] as the default scheme for
   generating stable IPv6 addresses with SLAAC.  A link layer MAY also
   define a mechanism for stable IPv6 address generation that is more
   efficient and does not address the security and privacy
   considerations discussed in Section 1.  The choice of whether or not
   to enable the security- and privacy-preserving mechanism SHOULD be
   configurable in such a case.

   By default, nodes SHOULD NOT employ IPv6 address generation schemes
   that embed a stable link-layer address in the IID.  In particular,
   this document RECOMMENDS that nodes do not generate stable IIDs with
   the schemes specified in [RFC2464], [RFC2467], [RFC2470], [RFC2491],
   [RFC2492], [RFC2497], [RFC2590], [RFC3146], [RFC3572], [RFC4338],
   [RFC4391], [RFC5072], and [RFC5121].
---- cut here ----


Thanks!

Regards,
--
Fernando Gont
SI6 Networks
e-mail: [email protected]
PGP Fingerprint: F242 FF0E A804 AF81 EB10 2F07 7CA1 321D 663B B494

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