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We hit half-million: The Cidr Report

Subject: We hit half-million: The Cidr Report
From: fred at cisco.com (Fred Baker (fred))
Date: Thu, 1 May 2014 23:57:06 +0000
In-reply-to: <[email protected]>
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On May 1, 2014, at 4:10 PM, Jean-Francois Mezei <jfmezei_nanog at vaxination.ca> wrote:

> Pardon my ignorance here. But in a carrier-grade NAT implementation that
> serves say 5000 users, when happens when someone from the outside tries
> to connect to port 80 of the shared routable IP ? 

More to the point, your trust boundary includes 5000 people. Do you know them all? Who maintains their systems and software? Do you trust them?

What happens if they approach you from behind the NAT?
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Follow-Ups:
- We hit half-million: The Cidr Report
  - From: blakjak at blakjak.net (Mark Foster)
- We hit half-million: The Cidr Report
  - From: owen at delong.com (Owen DeLong)

References:
- We hit half-million: The Cidr Report
  - From: john at linx.net (John Souter)
- We hit half-million: The Cidr Report
  - From: owen at delong.com (Owen DeLong)
- We hit half-million: The Cidr Report
  - From: john at linx.net (John Souter)
- We hit half-million: The Cidr Report
  - From: owen at delong.com (Owen DeLong)
- We hit half-million: The Cidr Report
  - From: jfmezei_nanog at vaxination.ca (Jean-Francois Mezei)

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