Re: [BEHAVE] Fwd: New Version Notification for draft-nishizuka-cgn-deployment-considerations-00.txt

Simon Perreault <simon.perreault@viagenie.ca> Wed, 03 April 2013 08:51 UTC

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Date: Wed, 03 Apr 2013 10:52:33 +0200
From: Simon Perreault <simon.perreault@viagenie.ca>
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Subject: Re: [BEHAVE] Fwd: New Version Notification for draft-nishizuka-cgn-deployment-considerations-00.txt
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Le 2013-04-03 00:03, Senthil Sivakumar (ssenthil) a écrit :
> [Senthil] Going by the same standards of using the entire available
> port range, you should require 15259 addresses. But the point is the
> cost of static allocation to dynamic allocation is 10:1, which is
> huge and given the fact there is only so little address space that is
> available, it should be used efficiently. Just by looking at that
> calculation, it seems amply clear that dynamic is preferred over
> static, as you have noted.

My reaction was different. I was thinking "only 10:1, this is pretty
good for static."

> You spread the cost of 1.36TB across a 1,000,000 subscribers assuming
> cost of 1TB is US$80, we come to 0.00008 cents/subscriber/day or
> 0.024 cents/subscriber/month. Even with ASCII logging requirements
> this doesn’t sound like a mammoth cost. Sure, there are other
> operating expenses involved

The raw cost of storage is probably insignificant compared to those 
"other operating expenses"...

Simon