Re: vlsm subnetting

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On Wed, 9 Apr 2003, Frank Brodbeck wrote:

> net		broadcast	hosts range	mask*
> 172.25.156.0	172.25.156.192	1-191		255.255.255.0

255.255.255.0 means 0-255, there is no netmask that'll match 0-191.

> 172.25.156.193  172.25.156.223  194-222		255.255.255.192

This is correct.

> 172.25.156.224  172.25.156.239  225-238		255.255.255.224

This is incorrect, mask 224 means 32 hosts ie 224-255.

> 172.25.156.240	172.25.156.255	241-254		255.255.255.240

This is correct apart from it overlapping the before.

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se

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