nanog mailing list archives

Re: BGP Problem on 04/16/2007


From: "Steven M. Bellovin" <smb () cs columbia edu>
Date: Thu, 19 Apr 2007 12:53:42 -0400


On Thu, 19 Apr 2007 12:00:53 -0400
Warren Kumari <warren () kumari net> wrote:

There was also an issue where one of the large manufacturers of
(binary) CAMs received a batch of polyimide that was contaminated
with an alpa-emitter (for some reason thorium oxide springs to mind)
and their quality control didn't catch it... As far as I know the
problem was identified before any products with the CAMs were
shipped, but I had an order held up while the vendor tried to source
alternate parts...

Contamination by alpha emitters was a major problem some years ago.
Manufacturers had to change their formulations to avoid the problem.


                --Steve Bellovin, http://www.cs.columbia.edu/~smb


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