Illustrated TCP/IP Illustrated TCP/IP
by Matthew G. Naugle
Wiley Computer Publishing, John Wiley & Sons, Inc.
ISBN: 0471196568   Pub Date: 11/01/98  

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Chapter 150
IPv6 Addressing Prefix

Refer to slide 165.

IPv6 Addressing Prefix
Allocation Prefix (binary) Fraction of Address
Space
Reserved 0000 0000 1/256
Unassigned 0000 0001 1/256
Reserved for NSAP
Allocation 0000 001 1/128
Reserved for IPX
Allocation 0000 010 1/128
Unassigned 0000 011 1/128
Unassigned 0000 1 1/32
Unassigned 0001 1/16
Unassigned 001 1/8
Provider-based
Unicast address 010 1/8
Unassigned 011 1/8
Reserved for geographic-based unicast addresses 100 1/8
Unassigned 101 1/8
Unassigned 110 1/8
Unassigned 1110 1/16
Unassigned 1111 0 1/32
Unassigned 1111 10 1/64
Unassigned 1111 110 1/128
Unassigned 1111 1110 0 1/512
Link local use
Addresses 1111 1110 10 1/1024
Site Local Use Addresses 1111 1110 11 1/1024
Multicast Addresses 1111 1111 1/256166


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