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North American Network Operators Group

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Re: FYI: IP NetMonitor for MacOS

  • From: Kirby Files
  • Date: Tue Jan 14 15:40:41 1997

> 
> >  
> >  More importantly perhaps, the subnet calculator will find all the
> >  components for a given range of addresses -- extremely useful for
> >  aggregation, no? -- ala Merit's aggis tool.  It also understands
> >  /-notation...
> 
> 	Does anyone know about a Unix subnet calculator? It would be really really 
> helpful. 

Yeah, the above-mentioned aggis.  ;-)

habanero:/users/kfiles {10} aggis -q 192.168.4 - 192.168.40
 
The range of nets from 192.168.4.0 to 192.168.40.0/24 can be represented by:
 
       192.168.4.0/22  (  4 nets:  192.168.4.0 - 192.168.7.0 )
       192.168.8.0/21  (  8 nets:  192.168.8.0 - 192.168.15.0 )
      192.168.16.0/20  ( 16 nets:  192.168.16.0 - 192.168.31.0 )
      192.168.32.0/21  (  8 nets:  192.168.32.0 - 192.168.39.0 )
      192.168.40.0/24  (  1 net:   192.168.40.0 )
 
see ftp://merit.edu/pub/nsfnet/cidr/aggis.tar.Z


----
Kirby Files
Network Engineer 
BBN PlaNET Corp
kfiles@bbnplanet.com
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