According to RFC 2492 SLLAO option should not be used
in an ATM PVC environment, yet the NA may be
transmitted as a part of DAD which is still required.
Thus with this proposal we can have an ICMP error
generated in a scenario where no error condition has
occurred.
--- Thomas Narten wrote:
There seems to be a slight inconsistency in rfc2462bis
regarding the uniqueness of interface identifiers on
an interface.
From Section 5.4:
.. new types of addresses have been introduced where
the interface identifiers are not necessarily the same
for all unicast addresses on a single interface
