North American Network Operators Group

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Re: Router with 2 (or more) interfaces in same network

  • From: Stephen J. Wilcox
  • Date: Wed Nov 12 09:50:41 2003

> I think it will if you specify a netmask, otherwise it uses, wrongly in my
> view, an old style classless netmask based on the old class A B and C rules.

On a side issue then.. : 

Why do so many vendors automatically generate a classful netmask? Surely the
correct practice is to force the input of a mask as there is these days (cidr)  
no system to state what your netmask is.. even a /24 would be better than typing 
in 10.3.2.1 and getting a /8 

</rant>

Steve