From: MADMAN (david.madland@qwest.com)
Date: Wed Dec 29 2004 - 19:53:54 GMT-3
Scott Morris wrote:
> The first three bits really define class... And that term is not exactly
> compatible with "subnet"... So I really would need to say it depends on
> context, or that you have a definitional and contextual problem!
>
>
> Scott Morris, MCSE, CCDP, CCIE4 (R&S/ISP-Dial/Security/Service Provider)
> #4713, JNCIP, CCNA-WAN Switching, CCSP, Cable Communications Specialist, IP
> Telephony Support Specialist, IP Telephony Design Specialist, CISSP
> CCSI #21903
> swm@emanon.com
>
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of John
> Darpino
> Sent: Wednesday, December 29, 2004 2:47 PM
> To: gstudy
> Subject: Classful Boundaries.
>
> OK you big heads. Someone explain this to me.
>
> Does the term "classful boundary" currently refer to:
>
> A: The range into which a given addr falls that differentiates it from one
> that falls into another, ie:
>
> This network, 10.10.10.248/29 is a Class A subnet.
> (since 10.x.y.z falls under the pre CIDR class A)
I would say this is most correct. it would be more correct to state
that 10.10.10.248/29 is a subnetted class A in classful thinking.
Dave
>
> OR
>
> B: The bit boundary closest to the bitmask in eight bit increments, ie:
>
> This network, 10.10.10.248/29 is a Class C subnet.
> (since the closest bit boundary is /24)
>
> You will be settling a bet, so DON'T gimme that "both answers are right" or
> "it depends on the context" or "just let the cat go unharmed and we'll sort
> all this out without police involvement" stuff.
>
> Which interpretation is more relevent?
>
> --
> Entropy - it's a tough job, but somebody's got to undo it.
>
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-- David Madland CCIE# 2016 Sr. Network Engineer Qwest Communications 612-664-3367"Emotion should reflect reason not guide it"
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