[ale] IP Calculations

ChrisColeman at mail.clayton.edu ChrisColeman at mail.clayton.edu
Fri Dec 14 16:34:26 EST 2001


 

-----Original Message-----

>OK, there is something you need to know. 

>Is it classless or classful? if it is classful then 

>0-127 is a class A ( first bit 0)
  default netmask = 255.0.0.0

>128-191 is in the clash B (first bits 10 )
  default netmask = 255.255.0.0

>192-223 class C ( fist bits 110 )
  default netmask = 255.255.255.0


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