[65105] in North American Network Operators' Group

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

daemon@ATHENA.MIT.EDU (Stephen J. Wilcox)
Wed Nov 12 09:48:57 2003

Date: Wed, 12 Nov 2003 14:48:22 +0000 (GMT)
From: "Stephen J. Wilcox" <steve@telecomplete.co.uk>
To: "Neil J. McRae" <neil@DOMINO.ORG>
Cc: nanog@trapdoor.merit.edu
In-Reply-To: <20031112092718.B42F249B5@genesis.DOMINO.ORG>
Errors-To: owner-nanog-outgoing@merit.edu


> 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


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