Re: vlsm subnetting

From: Mikael Abrahamsson (swmike@swm.pp.se)
Date: Wed Apr 09 2003 - 12:46:45 EST


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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