ZyXEL Communications 28641 guide

IP Subnet Mask	Number of Host IDs	Number of Bits
255.255.255.0	254	24
255.255.255.128	126	25
255.255.255.192	62	26
255.255.255.224	30	27
255.255.255.255	1	32

Before You Begin 15

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ZyXEL Communications 28641 user manual IP Subnet Mask Number of Host IDs Number of Bits