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unicast address
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... identifier for a single interface. A packet sent to
a unicast address is delivered to the interface
identified by that address ...
... All interfaces are required to have at least one link-local unicast
address (see section 2.8 for additional required addresses). A
single interface ...
... unicast, anycast, and multicast) or scope. Unicast addresses
with scope greater than link-scope are not needed for interfaces ...
...
An unicast address or a set of unicast addresses may be assigned to
multiple physical interfaces ...
...
An unicast address or a set of unicast addresses may be assigned to
multiple physical interfaces if the implementation treats the
...
... addresses:
1080:0:0:0:8:800:200C:417A a unicast address
FF01:0:0:0:0:0:0:101 a multicast address
...
... may be represented as:
1080::8:800:200C:417A a unicast address
FF01::101 a multicast address
...
...
Link-Local Unicast Addresses 1111 1110 10 1/1024
Site-Local Unicast Addresses 1111 1110 11 1/1024
...
... Link-Local Unicast Addresses 1111 1110 10 1/1024
Site-Local Unicast Addresses 1111 1110 11 1/1024
Multicast Addresses ...
...
Unicast addresses are distinguished from multicast addresses by the
value of the high-order octet ...
... multicast address; any other
value identifies an address as a unicast address. Anycast addresses
are taken from the unicast address ...
... unicast address. Anycast addresses
are taken from the unicast address space, and are not syntactically
distinguishable from unicast addresses.
...
... are taken from the unicast address space, and are not syntactically
distinguishable from unicast addresses.
...
... Unicast Addresses ...
...
IPv6 unicast addresses are aggregatable with contiguous bit-wise
masks similar to IPv4 addresses ...
...
There are several forms of unicast address assignment in IPv6,
including the global aggregatable global unicast ...
... router). At a minimum, a node may
consider that unicast addresses (including its own) have no internal
structure:
...
... Still more sophisticated hosts may be aware of other hierarchical
boundaries in the unicast address. Though a very simple router may
have no knowledge of the internal structure of IPv6 ...
... router may
have no knowledge of the internal structure of IPv6 unicast
addresses, routers will more generally have knowledge of one or more
of the hierarchical boundaries for the operation of routing
protocols ...
... IPv6 nodes that utilize this technique are assigned
special IPv6 unicast addresses that carry an IPv4 address in the low-
order 32-bits ...
... Local-Use IPv6 Unicast Addresses ...
...
There are two types of local-use unicast addresses defined. These
are Link-Local and Site-Local ...
...
Anycast addresses are allocated from the unicast address space, using
any of the defined unicast address formats. Thus, anycast addresses ...
... Anycast addresses are allocated from the unicast address space, using
any of the defined unicast address formats. Thus, anycast addresses
are syntactically indistinguishable from unicast addresses ...
... unicast address formats. Thus, anycast addresses
are syntactically indistinguishable from unicast addresses. When a
unicast address is assigned to more than one interface ...
... are syntactically indistinguishable from unicast addresses. When a
unicast address is assigned to more than one interface, thus turning
it into an anycast address ...
... link. This anycast address is syntactically
the same as a unicast address for an interface on the link with the
...
... Assigned Unicast Addresses ...
... Added section on Interface ID definition for unicast addresses.
Requires use of EUI-64 in range ...
... Removed section "Unicast Address Example". Had become OBE. ...