Commit e25bab02 authored by Thomas Markwalder's avatar Thomas Markwalder
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[3691] Amending Kea admin guide discussion of DHCPv6 mac-source:link-local-address

Added text clarifying that MAX extraction from the link-local-address only succeeds
if the address is marked as interface identifier.
parent 81a0e597
......@@ -2356,8 +2356,10 @@ should include options from the isc option space:
sending their packets from IPv6 link-local addresses. There's a good chance
that those addresses are based on EUI-64, which contains MAC address. This
method is not completely reliable, as clients may use other link-local address
types. In particular, privacy extensions, defined in RFC4941, do not use
MAC addresses.
types. In particular, privacy extensions, defined in RFC4941, do not use
MAC addresses. Also note that to extract successfully the address's u-bit must
be set to 1 and its g-bit must be set to 0 indicating that it is an interface
identifier per RFC 2373 section 2.5.1.
</simpara>
</listitem>
<listitem>
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