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6-7
IPv6 Management Security Features
Authorized IP Managers for IPv6
Conversely, in a mask, a “0” binary bit means that either the “on” or “off” setting
of the corresponding IPv6 bit in an authorized address is valid and does not
have to match the setting of the same bit in the specified IPv6 address.
Figure 6-2 shows the binary expressions represented by individual hexadeci-
mal values in an ipv6-mask parameter.
Figure 6-2. Hexadecimal Mask Values and Binary Equivalents
Hexadecimal Value in an IPv6 Mask Binary Equivalent
0 0000
1 0001
2 0010
3 0011
4 0100
5 0101
6 0110
7 0111
8 1000
9 1001
A 1010
B 1011
C 1100
D 1101
E 1110
F 1111