[c-nsp] MTBF for Cisco products

[rbf+cisco-nsp at panix.com]

On Tue, Nov 27, 2007 at 05:20:28PM -0500, Aaron wrote:
> 4.5 years is low?!?
> 
> On Nov 20, 2007 5:57 PM, Justin Shore <justin at justinshore.com> wrote:
> 
> > Does anyone have a good reference or way of locating the MTBF for
> > assorted Cisco products?  We're currently looking for the MTBF for a
> > 7206VXR w/ the G2.  I found a reference to the uBR7246VXR and 41,000
> > hours but that seems rather low.

It seems low to me.  1/4.5 = .22222

So a 4.5 year MTBF would imply that about 22% of the hardware would
fail every year.  Are you seeing a faiolure rate anywhere near that
high with your networking equipment (from any vendor)?

     -- Brett